CORRIGIN AREA LAND RESOURCE MAP No. 33/5 HILLSIDE ROAD GATE NORTH ROAD DRY WATT ROAD NINE ROAD

POULTNEY FORTY000mE DRAFT 117°30' E 117°37'30" E 000mE

PARSON

550 117°45' E 555 YATES 560 Ke2s 565 117°52'30" E COPY ONLY 570 Cb2 Ke3u CREEK 575 118°00' E 580 585 Ke1s Ke1s Ke1s Co1 Co3u Wy3g Wy3u 590 SOIL-LANDSCAPE MAP 32°15' S Co3u Wy1 Wy3u Bn1

WELL

TIPTON Cb4sl Cb3 JUBUK WOGERLIN Ke3u Ke2 Ke2 Ke2s Co3u Co1 Co3d Co1 32°15' S Cb4sl Ke3u Cb2 Nornakin Bn1 Ke3g Cb1 Co3g Co1 Wy1 Bn3g Co3d Bn3u Ke2s Ke2 Ke1 Co3g OF THE Ke3g Co1 NORNAKIN ROAD Bn1

Ke3u NORTH Co3r Ke1 Ke6 ROAD ROAD Ke3u Cb2 Cb3 Co3u EAST Cb1 Ke3g Cb3 Co3u ROAD Wy1 6 000mN Ke2s Co1 6 000mN 430 Ke2 Co1 Co3g Co1 430 Ke3g ROAD Bn1

ROAD Co1 Cb4sl Ke3r Co1s Bn3g ROAD CORRIGIN AREA Cb1 Ke2s Wy3u Wy3u

ROAD POULTNEY Ke3u Co3u Ke3u NORTH Co1s Bn1 Ke6 Ke1 Co1 Wy3r Ke1s Ke2 Ke1s Ke3g Ke3u Co1 Bn3u Cb1 Co1 Bn1 Ke3u CORRIGIN ROAD Wy3g LOHOAR Ke3g Co3g Ke1s Co1 Co3r Co1s Kb2ns W. Verboom and P. Galloway Ke1s Cb1 Ke1s Co1 Co1s Wy3r Bn3r ROAD Ke3u Bn3ge Ke3ge Ke1 GILL Co3g Co1 Land Resource Assessment and Monitoring Project

Ke3u ROAD ROAD Ke1 Ke1s Co1 Co1 Ke3u Ke1s CORRIGIN DUNCANSON ROAD Co1 CORRIGIN Ke1s Ke3g Ke2a Bn3r WaBAlf Department of Agriculture Western Australia Ke1 Cb1 Ke1 Co1 QUAIRADING Ke3d Ke3g Co3g Co1 Ke1s Ke1s ROAD JUBUK Co3g DRY Co3u Co3g Ke3g Cb1 Bn3g Ke1 Co1 Ke1s Co3g Co1 Ke1s Cb3 Ke3g Ke1s Co1 Ke1 Co3g Co1 Ke1s Ke2s Ke3g Ke3u Ki1ns Sheet 5 Ke1 Ke1s Ke1s Ke1s Cb5 Co1 ROCK Ke3d Ke1s GILL Cb1 Co1s Co1 LOMOS Ke3g Co1 PARSON Ke1s WELL

Ke3r Ke1 Ke1 Ke1s Ke3g Ke3r Ke3g ROAD Ke1s Ke3u Ke1 BRUCE ROAD Ke1s POULTNEY QUAIRADING Co1 ROAD Co3g Ke3g Co3g Co3u BULYEE Cb2 Co1s Legend of soil-landscape systems Ke3g Cb1 Co3u Co1 Ke1 Ke1 Co1s Co3g Ke1 Ke1s NOTE: For detailed subsystem and phase map unit descriptions see the accompanying report on Compact Disc. 425 JUBUK HEAL Ki1saf 425 Ke1 Ke3g Co3g Co1 Co3g Ke1 Co3u Co1 Ke3u Ke1 Cb3 Cb1 ROAD Ke3g BABAKIN Co3g Ke3u Co3r Ke3g Ar Arthur River System: Broad valley floors, in the southern Zone of Rejuvenated Drainage. Saline wet soil, salt lake soil, grey sandy Ke1s Ke3g Ke3g Co1 Co3g Ke1 ROAD Ke2 ROAD Co3g duplex. Wandoo woodland, Ti-tree scrub and samphire flats, occurs along the Arthur River, Blackwood Catchment north of Wagin. Ke3u Ke3g Co1 Co3r Co3u Co1 Ke3u Ke1 ROAD Ki1ns Ar2ns Valley flats largely unaffected by secondary salinity (at the time of mapping), within the Arthur River 2 subsystem, with sandy duplex soils JOSE Ke1s and Salmon Gum/Wandoo woodlands. ROAD Ke1 Co1 Co3u NAMBADILLING Cb1 NORTH ROAD NAMBADILLING Ar2sal Valley flats affected by secondary salinity (at the time of mapping), within the Arthur River 2 subsystem with saline, wet and semi-wet ROAD BACK Cb1 Ke1 sandy duplex soils and vegetation dominated by barley grass and halophytes including samphire. Ke1 Ke3g Ke1 ROAD Ke1s Cb1 Ke1 Cb3 Ke6 Cb3 Co3u Co3r Ar4ns Valley flats largely unaffected by secondary salinity (at the time of mapping), within the Arthur River 4 subsystem with sandy duplex soils Ke2s Ke2s Ke2s Ke3r Ke3g Ke1 Co3g and Salmon Gum/Wandoo and minor Morrel woodland. Ke3g CORRIGIN Ke3u Ke3g Ke1 Ke3d Ar4sal Valley flats affected by secondary salinity (at the time of mapping), within the Arthur River 4 subsystem with saline, wet and semi-wet Ke3u Ke3g Ke2 Cb3 Cb1 DOONE ROAD ROAD Cb1 Ki1ns sandy duplex soils and vegetation dominated by barley grass and halophytes including samphire. Ke1 Ke2 Ke3ge ROAD Ke3r Ke1 Ke2 Ke3g Co1 Ke3u CORRIGIN Ar4sl Saline swamps and salt lakes of the Arthur River 4 subsystem.

HEWETT BENDERING RIGBY Ke1 ROAD Cb1 Co3g Co3r Ke3u Ke1 ROAD HARRIS Cb2 Ke3u Ke1 Ki1sal As Aldersyde System: Differentiated alluvium derived from adjacent sandplain. Occurring in major low gradient valleys of the Upper Avon Ke3g Ke3u Co3u Co3g Co3g Co1 (Zone of Ancient Drainage). Casuarina and Ti-tree thicket, with scattered Wandoo on heavy duplex soils. BROOKTON Ke3g CORRIGIN Co3u Ki2ns ROAD Co1 GNERKADILLING As1 Unsalinised broad valley flats of the upper Avon with sandy duplex and deep sand soils and Wandoo and heath vegetation. Ke3g Co3g Lomos Co1 Co1 As2 Partially salinised broad valley flats of the upper Avon with sandy duplexes, deep sands, saline and saline wet soils. Mainly Wandoo and Ke3g JubukCb1 Kunjin Co1 Co3g 420 heath vegetation. 420 NORTH Ke3g Co3r Co3ge Co3g As3 Mostly salinised broad valley flats of the upper Avon with sandy duplex, saline and wet soils, usually bare or with salt tolerant vegetation. Ke3g Ke2s Cb5 BROOKTON CORRIGIN Ke2 Ke1 Co1 Co1 Ke2s Cb3 Co1 Co3g Ke3u Ke2 Ke1s Co1 Co3g Ki1ns Co3u Bn Bendering System: Gently and irregularly undulating gniessic terrain with extensive areas of red and brown loams and clays on mafic As1 Ke3g Cb1 SOUTH Co1s RAILWAY Co3ge Co3g substrate, duplexes on colluvial slopes and occasional breakaways with extensive sandplain backslopes. Tammar, Kwongan and Mallee. Ke3r Ke1 Co3ge Ke3g Ke3g Ke1 Ke3u Ke1 Co3u Bn1 Weakly expressed and weakly indurated breakaways flanked by extensive gently undulating colluvial backslopes of yellow sandplain with CORRIGIN Co1 Wageecunning Ke3u Co1Co1 Co3g gravels forming in mafic areas. Proteaceae heath with Mallee patches. ROAD Ke3g ROAD Co1 Co3r Co3u Co1 Co3g Bulyee Ke1s Co3u Bn3g Irregularly undulating country between Narembeen and Kondinin where siliceous and biotite rich granites and gniesses outcrop, forming KWEDA Ke1s Cb5 Co1 ROAD Co3d Ke3u Ke3g Ke1s Co1 Co1s Co3g shallow and deep duplexes and minor deep gritty sands, vegetated by York Gum woodland. ROAD Ke3r Co3g 32°22'30" S SMITH Ke1s CROSSLAND Ke1s Ke3g CONNELLY ROAD Bn3ge Irregularly undulating country between Narembeen and Kondinin where biotite rich granites, gniesses and granodiorites outcrop forming Ke1s Ke3u Cb5 Co1 32°22'30" S loamy duplexes and red to brown loams and clays, vegetated by York Gum and Salmon Gum woodland. Ke3g Ke1s Ke3r Co3u Co3g Ke3g Ke3u Cb1 Co1s Ke3u Ke3u Co1 Ki1ns Co1 Co3d Bn3r Rock outcrop and minor skeletal soils within irregular terrain between Narembeen and Kondinin, vegetated by moss, lichens, and As1 Ke3r Ke3g Ke1 Co3u ROAD Co1s Ke3u Cb1 Co1s ROAD scattered York Gum, Jam, Acacia lasiocalyx, Allocasuarina campestris and low shrubs on soil. Ke3g Ke3g Ke3u Co1s Co1 Ke1 Ke1s ROAD Co1s Co3u Bn3u Gently undulating colluvial slopes with very little outcrop, dominated by alkaline duplexes under Mallee woodlands and heavy lower slope

SOUTH Co3r Ke1 As3 Ke3u Co3g soils with Salmon Gum and Gimlet woodlands. ROADAs1 Ke2 Ke1s Ke1 Ke3g ROAD Ke1 Ke3g Co3u Ke1s DILLING Co3g Ke1s Ke1 Ke3r Ke3g ROAD Co1s Co3r Co3g Cb Coblinine System: Broad valley floors, with few lakes, in the South western Zone of Ancient Drainage. Saline wet soils, alkaline grey Ke3g Ke1s Ke1s GRYLIS Ke1 DILLING Co1 ROAD ROAD As1 Co1 Co1 FULWOOD shallow duplex soils and grey deep sandy duplex soils. Salmon Gum-Wandoo woodland, Mallee scrub and samphire flats. Ke1 ROAD Co3g Co3r Ke1s Ke1 Ke3g Ke1 ROAD Ke3u Ke1s Co3g Cb1 Non-saline broad valley floors and alluvial plains. Grey shallow sandy and loamy duplex soils, usually with alkaline subsoils, and As2 Ke3g Ke1s Ke3u Co3u Co1 Co3d Co3r Co1 Ke1 Co3d yellow/brown sandy duplex soils. Salmon Gum-Wandoo woodland, Mallee scrub and samphire flats. DWARLAKING 415 Ke1s Co1 415 Ke1s Ke3g Co3g Co1 Cb1fl Fresh and brackish lakes in valley floors. As3 BARBER Ke3u Ke3u Co1 Co1 Co3d Co3r Cb2 Broad valley floors and alluvial plains with significant areas of saline wet soils (30-40%) as well as alkaline grey shallow sandy duplex soils Ke3g Ke3u Ke1s Co1 Co3r Co1 Ke3g KONDININ Co1s Ke1 Co1s HILLS Co1s and grey deep sandy duplex soils. Ke3u Ke1s ROAD Co3g Co3u Co3g Ke1 POLKINGHORNE Ke1s Cb3 Saline broad alluvial plains. Mainly saline wet soils with small areas of alkaline grey shallow sandy, and less commonly loamy, duplex Co3q Co3r Ke3u Ke1 ROAD Co1 Co1 Co3d Co3r Ke3u LING JENKYN ROAD soils and hard cracking clays. Ki1ns Co1s BULYEE Ke3u Ke1s Co1 Co3u Co3d Cb4 Lakes and swamps along with small areas of lunettes, swales and dunes, including saline and fresh lakes such as Lake Dumbleyung and As3 Ke1 Ke1s Ke3g Co1 Co1 CORRIGIN Co3r Co3d Co3u Co1 Co3g Lake Toolibin. Saline wet soils and salt lake soils with grey hard cracking clays and grey duplex soils. Ke1 DUDININ Co1 Co3d Co1Co3ge Co3d Cb4fl Fresh water lakes and swamps within the Coblinine 4 Subsystem. Co3d Co3g ROAD Ke1 Co3g Co3u Ke1s Ke1 Ke1s Co3d Cb4lf Lunettes, dunes and swales formed from aeolian deposits originating from lakes within the Coblinine 4 Subsystem. Calcareous loamy SCHULTZ ROAD Co3r JUBUK Co3g earths with Morrel vegetation and minor sandy dunes with Banksia prionotes and Sheoak vegetation. ROAD LOMOS Ke1 Ke1 Co1 Co1 ROAD Co1 Co1 Co1 Cb4sl Salt lakes (and recently salinised freshwater lakes) within the Coblinine 4 Subsystem. Ke1 Ke3u Co3g Co3g Co1 Co3u Ke3r Co3g Co1 Co3d Cb5 Larger lunettes, dunes and swales to the east and south east of lakes and swamps along the Coblinine River. Ke1s Co1 Co1 Co3ge Co3u Co3g GARDNERS Ke1s Ke3g Ke1 Co3g ROAD Co3g Cb5sal Small saline areas within the dunes and swales to the east and south east of lakes and swamps within the Coblinine system. Ke1 Ke1 Co3d Co1 Co1 Co1 Co3r Co3u Ke3g Ke2 Ke3u Ke3u Co3d Co3d Co3g Co3g Ke1s ROAD Ke1 CORRIGIN Co3d Co1 Co Corrigin System: Gently undulating rises to undulating low hills in the southern wheatbelt, with laterite, sandy and loamy gravels, Ke3u Co1 SOUTH Ke1s Ke1s Ke1 Co3g Co1s Co1 Co1 Co3g Co3g Co3g duplexes, loamy earths and clays over mixed mafic rock. Heath, Mallee and Salmon Gum vegetation. Ke1s Ke3u Ke3u Co3g ROAD Co1 Subdued, moderately indurated lateritic crests and ridges, shallow gravel and loamy gravel. Extensive colluvial backslopes with duplex Ke3u Cb1 Co1 Co1 Co3u ROGERS BARBER Ke1 Ke3r Co3r BARTLETT sandy gravel, loamy gravel, reticulite deep sandy duplex, yellow sandy earths. Heath vegetation. As1 Ke1s ROAD ROAD Co3d As1 TALBOT CLARK Co3u Co1 Co1s Gravelly pale deep sands in vales and on midslopes where sandy colluvial surface wash can accumulate, often on granites and gniesses Co1 Co3d 410 Ke3u Ke3u Co1 ROAD Co3g 410 Gully Co1 Co3u Co3u associated with fracture zones. Ti-tree dominates vegetation. Ke3r Ke2 ROAD Co1 Co3g Co3r Co3r Ke3sal Ke3u Co1 Co3r Co3u Co3d Red and brown clays and loams, usually calcareous, associated with dolerite dykes and vegetated by York Gum/Jam woodlands. Ke3g Cb1 Co3g Co1 Ke3g Ke1 Cb1 Gorge Co3g Coarse gritty sands and sandy duplexes associated with rock outcrops and vegetated by York Gum/Jam and Wandoo woodlands, with Ke1s Ki1ns Ke3g Ke3g Co3g Co3r areas of Allocasuarina woodland. Ke3u Co3d Co1 Co3r Co1 Rock As1 Bindermucking Ke3u SIMPSON Co3g Co3ge Irregularly undulating country with fresh rock outcrop. Soils comprise red to brown loamy earths with calcareous clayey phases, vegetated As2 As1 Co3r Ke1 Ke1s Co1s Co1 by York Gum and Jam woodland.

As2 HARTLEY As1 ROAD Co3g As2 Co1 Co3d Co1 Co3q Low hills with quartzite duplexes and Wandoo woodland often with a heathy understorey. RAFFERTY Ke1s Co3g

Ke1 Co3u SOUTH Ke1s Co3r Rock outcrops and skeletal soils in irregularly undulating rises and low hills of the Corrigin Hills. Ke1 Co3g ROAD Ke3g Co3g Co1 Co3g Co3g ROCK Co3u Colluvial and residual mantle, gently undulating slopes, with acid to neutral duplexes under mallee on upper to mid slopes and Mallee, ROAD WICKEPIN Co1s Co3g Co3r Ke1s Ke1s Co1 Gimlet and Salmon Gum vegetation on neutral to alkaline duplexes and clays in lower positions. Ke1s Co3g VIVIAN ROAD Kk1 GORGE Ke1s Ke1s SIXTY EIGHT GATE ROAD Co3d

Ke3u Ke1 ROAD As1 Ke1 Co3u Do Dongolocking System: Gently undulating to undulating rises and low hills, in the south-western Zone of Ancient Drainage (Blackwood Ke1 Co1 Co1s Kk1s Co3g Co3g Co3u As3 ROAD Catchment). Grey deep sandy duplex, sandy gravel and shallow sandy duplex. Wandoo-Sheoak woodland and Mallee. Ke1s As2 Ke1s Co3r Kk1 BULLARING Co1 Do1 Gravelly hill crests and summit surfaces, often bounded by breakaways. Mainly shallow and deep sandy gravels with small areas of Ke3r Ke3u Co1 Kk3g As2 Ke3g Cb3 Co1 surface gravel and grey deep sandy duplex soils. JUBUK Co3g Ke1 Ke3u Co1s ROAD Do1s Areas of deep sands associated with sandy lateritic gravels, mainly on mid to upper slopes. ROAD Ke3g ROAD Kk1 Kk3u ROAD Kk3g Kk3u Co3u LOMOS Cb1 Do2 Rises and occasional low hills with grey deep and shallow sandy duplex soils, often with alkaline subsoils. Yg3g Ke3u PINGELLY Ke1 KULIN As2 Ke1s Ke1 Kk1s Co1 Yg3uCreek As1 ROCK Co3g Co1 Co1 Co3d Do3 Slopes with rock outcrop, alkaline red soils and grey deep sandy duplex soils. Ke1 Ke1 Ke3g Cb1 Co3g Kk1s Do3g Irregularly undulating terrain with granitic soils (gritty sands, sandy and loamy duplexes) under Wandoo, York Gum and Jam woodlands. HICKMOTT Ke1s Cb2 Co3g Co3g Co3ge 405 Yg2u CORRIGIN Kk1 Co3u 405 Do3r Crests and irregularly undulating slopes comprising rock outcrop and skeletal soils surrounding outcrops. Rock Sheoak and Jam As2 Ke3g Ke3g Co3g Ke1 Cb3 Kk1s Co1 vegetation. Ke3g Co3d As2 Ke3g Ke1s BULLARING GORGE Kk1s Co3g Yg2s BULYEE Ke3sal BULLARING Ke3g Bullaring Co1 Do3u Smoothly undulating slopes surrounding rock outcrop and areas with shallow regolith, alkaline red soils and grey deep sandy duplex soils. As1 Ke3d 32°30' S As3 Ke1s Kk3u Co1 Co1 Do4 Valley flats and narrow alluvial plains (200-1000m wide) with grey deep sandy duplex soils, often with alkaline subsoils, and saline wet Ke1s Kk3g Co1 ROAD Ke3u Ke1 Co1 soils. Yg3u Yg2s Ke1 Kk1s 32°30' S As3 Co1 Co1 Do5 Lower to upper slopes and crests. Aeolian deposits of pale and yellow deep sands with shallow gravels, deep sandy gravels and some

ROAD Co3d Cb1 Kk1 Co3g Ke1s Cb3 Kk5 Cb3 calcareous clayey soils. ROAD CARRUTHERS Kk1s Co1s Ke1 Ke1s Co3g Do5s Pale sandy phase within smoothly undulating lateritised aeolian terrain. Ke3u Ke3u Cb2 Kk1 Kk1s Kk1 Co1 Co3r

Kk3r OLD Co3g Ke3g Ke1s Do7d Red and brown loams and clays on irregularly undulating rises and linear low hills, vegetated by York/Jam woodland. Gravels forming on HICKMOTT ROAD Co3g As1 Ke3d Kk3g Kk3g ridges vegetated by proteaceous heath. Ke1s Kk3r Kk3g MIDDLETON Kk1s Co3r Cb3 Kk1 Kk1s Do7g Irregularly undulating terrain with granitic soils (gritty sands, sandy and loamy duplexes) under Wandoo, York Gum and Jam woodlands. Cb1 Kk5 Kk1s CORRIGIN Kk1s ROAD MIDDLETON As1 Cb3 Ke3d Cb3 ROAD Co1 MIDDLETON Do7r Crests and irregularly undulating slopes comprising rock outcrop and skeletal soils surrounding outcrops. Rock Sheoak and Jam Kk1s Kk3g Kk1 Co1 Co1 As2 Ke2 Ke3g Ke1s Co3g vegetation. Kk3u ROAD MOONEY Kk1s Do7sal Saline hillside seeps and saline depressions in narrow valleys of the Dongolocking system, often controlled by bedrock highs. Usually Ke3d Kk1s Kk1s Kk3g BEESON ROAD Ke1 Kk1s ROAD vegetated by barley grass, otherwise bare. Ke1 Ke3g Co3u Ke3d Kk5 DIAMOND Kk3g Kk1 Do7u Smoothly undulating slopes surrounding rock outcrop and areas with shallow regolith, alkaline red soils and grey deep sandy duplex soils. Ke1s Kk3g Kk3g Kk1 NORTH MILTON MILTON ROAD EAST Cb4sl Ke3g Kk1s BAKER Kk3g Cb2 Ke3g Kk3r Kk1s Nonalling Kk3g Kk1s ROAD Ki1ns Kb Kellerberrin System: Valley floors, in the central Zone of Ancient Drainage, with alkaline red shallow loamy duplex, alkaline grey sandy Kk3r ROAD Kk3u Kk1 Lake Yg2s Kk1s duplexes mainly in branch valleys (shallow and deep), calcareous loamy earth and hard cracking clay. Salmon Gum-Gimlet-Wandoo 6 000mN Cb4lf White Ke3sal 6 000mN 400 Newminster Cb3 Kk1 Kk1 Co1 400 woodlands. Cb3 Cb4sl Kk1s Water Kk1 Kk3g Co1 As3 Yg1 Ke3d Ke3g Kk1 Kk1s Kk1s Co3u Kb2ns Unsalinised broad, flat valleys of the central and eastern wheatbelt containing heavy red and grey soils. ROAD Lake Kk1s Kk1s ROAD

ROAD Ke3g Kk1s Yg2u Cb4sl Cb2 BLOCK Kk1s MOONEY Kk1s Kk1s Kk1s Co3u Ke Kweda System: Largely colluvial gently undulating uplands between Brookton and Corrigin with neutral and alkaline sandy duplexes and As1 Yg1 Kk3g Yg2s Cb2 ROAD Kk1s minor gravels and sands, vegetated by York-Salmon Gum woodlands and Kwongan heath. Kk3u DUDININ Kk1 Yg1 Cb4sl Ke3sal Kk1s Kk1s Kk1 Kk1s Kk3u Kk3u Co1 Ke1 Gravelly hill crests and upper slopes with sandy gravels and small areas of pale deep sands and loamy gravels. ROAD Kk3g Kk3g Kk1s Kk5s Kk1s Kk3r Kk3g Kk1 Co1 Ke1s Small areas of pale deep sands and gravelly pale deep sands with Melaleuca uncinata and Leptospermum erubescens vegetation within Cb3 Kk5 Cb4sl Cb4sl ROAD Kk1s the lateritic landscapes of the Kweda system.

Cb3 ROAD Ke2 Variably lateritised, largely sandy, aeolian deposits on the south east side of valley sources, vegetated by Banksia prionotes and sandplain Brook Kk5 SOUTH Kk1s Co1 Co3d Kk1s Kk1 Co1 Yg1s WHITTINGTON Kk1s pear. Pn3u Yg1 SHIRLEY Cb2 Kk1s

Cb3 Kk3g Co3u DOYLES STRETTON Cb3 Kk1 Ke2a Calcareous clayey aeolian deposits overprinting various fossil soils, often gravelly, on very smoothly undulating uplands to the south east Cb4sl Cb2 Co1 Kk1 Kk1 Co3u Co1 of valleys. Yg1s Kk1s Co1 Pn3g Cb3 Kk1s Ke2s Areas of pale deep sands and pale sandy lateritic gravels, vegetated by Ti-tree thickets and occurring in vales and on midslopes of very ROAD Cb1 ROAD Co1 HODGSON ROAD Kk1 DOYLES ROAD smoothly undulating aeolian terrain. Yg1s Cb2 Kk1 Kk1s Co1 ROAD Kk1s Co1 Ke3d Dolerite and diorite dykes in largely unlateritised areas of the Kweda system. Shallow and loamy gravels form on well drained rises with Pn1 Kk3u DOYLES Kk1 Co1 Pn3g Cb3 KING Kk1s Pn3r Yg3u ELSEGOOD Gully heath vegetation, elsewhere soils are red-brown loams, duplexes and non-cracking clays under York Gum. Pn3d Kk1 Cb1 Co3u Co3u Cb1 Ke3g Granite outcrop and granitic soils in irregularly undulating terrain in unlateritised areas of the Kweda system. Soils comprise shallow and Pn1 Pn3d MADILL ROAD Kk3u Kk1s Kk1s Cb1 Kk1 ROAD Kk3u deep sands, sandy earths and duplexes with York Gum and Wandoo vegetation. Pn3g Kk1s Kk1 NORTH Kk1s Co3u

LOMOS Pn3u Pn1 Cb3 RIVER CORRIGIN YEALERING Tanlarmerling Ke3ge Irregularly undulating country with fresh rock outcrop. Soils comprise red to brown loamy earths with calcareous clayey phases, vegetated 395 Kk1 Kk1s Kk1s Kk1 395 by York Gum and Jam woodland. ROAD Kk1s Pn3g Pn3d Cb2 Kk1s Kk1s Pn3r Yg1s Co1 Ke3r Rock outcrops within irregularly undulating terrain. Yg1 Yg3u Kk1s Cb3 Kk1 Pn3d Pn3g Kk3u Kk3u Kk1s Ke3sal Saline hillside seeps and saline depressions in narrow valleys of the Kweda system, often controlled by bedrock highs. Usually vegetated Yg1 KULIN Kk1s Co3u Yg3g Yg1 Kk3u Kk1s Cb2 by barley grass, otherwise bare. PINGELLY YEALERING Yg3u ROAD ROAD Kk1s ROAD Kk1s Co1s Ke3u Slopes and rises on colluvium derived from granite and dolerite bedrock with grey sandy duplexes, loamy duplexes and minor gravelly and Yealering Kk1 Kk1s Kk3u Kk1s ROAD Pn3g Yg1 Yg3sal Cb4lf sandy soils. Kk1s Kk1 Kk1s Yg3d Kk1s Kk1s Kk1s Kk1s Ke6 Small perched swamps and lakes with grey cracking clay, grey non-cracking clay and loamy duplex soils and sedges, rushes, flat topped Yg3d Yg1 Kk1s Kk1s Kk1 Kk1 ROAD Yg1 Yg1 Kk1s Yate and possibly Ti-tree and Flooded Gum. Lake YEALERING Kk3u Kk1s Co3u Yg3g Cb4sl Kk1s Kk1s Pn3g Kk1 Kk1s Kk1s Kk1 Cb3 Yealering Kk3d Kk1s Kk3u Kk1s Ki Kondinin System: Broad flat valleys of the South eastern Zone of Ancient Drainage with fine textured alluvial soils derived mainly from ROCK ROAD Pn3g Kk1s SWAINSTON ROAD Pn3d Cb4lf Kk3g Kk1s mafic parent material. Yg3g WICKEPIN Kk3g Kk1s YEALERING Pn3sal Yg1 Kk1s GEETABIN Kk1 Ki1ns Broad flat valleys with loamy earths, loamy duplexes, and minor clays forming from alluvium originating from more mafic uplands. ROAD Kk1 Kk1s Kk1s Kk1 Kk1s Kk3r Kk1s Ki1saf Salt affected phase of the broad flat valleys derived largely from mafic parent material. Pn3g Kk3u Cb1 Kk1s Kk1s Kk1s LANGE Yg1s Yg3g Cb4lf Ki1sal Saline phase found in broad flat valleys. These alluvial soils are derived largely from mafic parent material. ELSON Kk1s Kk3u Kk1s ROAD ROAD Kk3g Kk1s Kk3u GNARMING Ki2ns Dunes and parna deposited over alluvial broad flat valleys with loamy earths, loamy duplexes, and minor clays, usually calcareous. Mafic Pn3d Kk1s Kk1 Pn3r Kk1s Kk1s WEST provenance. Yg3u Cb3 KIRK Kk1 Yg1 Yg3g Kk1s Kk3u Ki4ns Broad flat valleys with sandy and loamy duplexes forming from more siliceous alluvium. Yg1 Yg1 Kk1 Kk1 Pn1s GILLIMANNING Kk1s Cb3 Kk1s Kk1s Kk1s GNARMING Cb4lf FENCE Kk1 Pn3g AVON Kk3g Kk1s Co1 32°37'30" S Kk1 KULIN Kk1 Kk1 390 Kk Kukerin System: Gently undulating rises, in the South western Zone of Ancient Drainage, with alkaline grey shallow sandy duplex soils, Yg1s Boyning 390 Pn1 Kk1 grey deep sandy duplex soils and ironstone gravelly soils. Mallee scrub and heath. Pn3g Kk3u Kk1s Kk1s Kk3u Kk1 32°37'30" S COAD Kk3g Kk1 Kk1 Gravelly crests and slopes, at times extending down lower slopes. Deep sandy and loamy gravels, shallow gravels with minor sandy Cb2 Yg2s Kk3g Kk3g Cb3 Kk1s Kk1s Kk1s duplex soils, deep sands and sandy earths. Heath and Mallee vegetation. Pn1 Yg3u Cb3 Cb1 Kk3u ROAD Pn3d Pn3g Yg3g Cb3 Cb2 Kk3r Kk3u Kk1 Kk1s Sandy slopes and depressions in the Kukerin 1 subsystem. Mainly pale deep and shallow sands with significant areas of gravelly pale Pn1 Cb3 Kk3r Cb1 Kk3u Kk1 Ki4ns Pn3d Pn3g Pn3d Yg6 Yg2s Cb3 Co3d deep sands and yellow deep sands. ROAD Cb1 Yg3g Pn3g Yg3g Yg2s Kk3uKk3u Co1 Kk3d Irregularly undulating crests, upper and mid slopes with York Gum/Jam woodlands on red/brown loams and heath on well drained gravelly Yg3g Kk3u ROAD Pn3sal Yg2s Cb2 Kk1s Kk1s Kk1 ridges. Pn3g Cb1 Cb2 Kk1s Pn3d Yg3d Yg1 ROAD Kk1s Kk1s Kk3g Irregularly undulating crests, upper and mid slopes with York Gum/Jam woodlands, Rock Sheoak and Wandoo woodlands on sandy and Pn3r Yg3g Yg3d Kk1s ROAD Yg2s Cb1 loamy duplexes and minor coarse sands. Cb2 Kk1s Kk3u Co1 ROAD Yg3d ELSON Kk1s Co1 Kk3ge Irregularly undulating crests, upper and mid slopes with York Gum/Jam woodlands on red/brown loams and loamy duplexes and minor Cb2 Gully Yg1 Kk1s Brook DALTON Cb3 Kk1 Co3d Cb1 Cb3 ROAD Cb3 Rock Sheoak and Wandoo woodlands on sandy duplexes and coarse sands. Pn3g Yg1s ROAD YEALERING KULIN ROAD YEALERING Cb2 Yg3g ROCK Kk1s Kk3r Outcrops of rock and silicified saprolite with gritty sands and loams under York/ Sheoak woodland near rocks. Sodic shallow sandy Yg3g Yg1 SOUTH Kk1s ORCHARD ROAD Yg3u Yg2u Cb3 duplexes under Wandoo and Mallee near saprolite outcrops. Cb2 Cb1 Co1s Co3u Yg3d Cb1 Kk1 Kk3u Ki4ns Kk3sal Saline hillside seeps and saline depressions in narrow valleys of the Kukerin system, often controlled by bedrock highs. Usually vegetated Yg3g Kk1s Kk1s Yg1 Kk3g by barley grass, otherwise bare. Pn3g Co1 Co3u BUTLER Yg3g KIRK Kk1s Cb2 Pn3d Yg3g Co1 Kk3sd Lower to upper slopes and crests forming gently undulating rises in the Kukerin 3 Subsystem. Soils are mainly grey sandy duplexes with Cb3 Kk1 CLAYTON NORTH ROAD Yg3u Co1 a dominance of grey shallow sandy duplexes with hardsetting surfaces. Pn3g Pn3g Yg3g Cb1 Kk1s Kk1 Kk3u Co3d Cb2 Cb2 Yg1s Pn3g Pn3d Co3d Kk3u Irregularly undulating rises with silicified saprolite and minor granite forming grey sandy duplex soils, often with alkaline subsoils. Pn3sal Yg3sal Yg3g Cb1 Yg3u Kk1s Kk4 Valley flats and narrow alluvial plains with mainly alkaline grey shallow sandy and loamy duplex soils and saline wet soils. Yg2s Yg1s Yg3g Kk1 Co3d LANGE 385 Yg3u Yg1 Yg3sal Kk1s Kk3u 385 Pn3g CORRIGIN Kk5 Variably lateritised smoothly undulating uplands with shallow gravels, deep sandy gravels, deep sands and gravelly duplex soils. Pn3g Pn3g Yg3r Cb1 Yg1s Cb2 Kk1 Pn3r Pn3d Vegetated by proteaceous heath. Pn1 Yg3d Yg3r Yg1 Yg3g Kk1 Kk1 Co1 Yg1 ROAD Kk3u Pn3g Cb3 Yg1 Yg3g Kk1s Kk1s Kk1s Kk5s Small areas of pale sands within variably lateritised smoothly undulating uplands vegetated by mixed Ti-tree and proteaceous heath. ROAD Yg1s Kk1s ROAD Brook Yg2s Cb2 Kk1s Co3u Co3u Pn3d Yg3d Yg3d Kk1s Kk1s Co1 Kk6 Small perched swamps and lakes with grey cracking clay, grey non-cracking clay and loamy duplex soils and sedges, rushes, flat topped Walellemining Pn3sal Pn3g Cb4sl Cb3 Yg3sal Yg1 DOWNIE ROAD Kk1s Yate and possibly Ti-tree and Flooded Gum. Pn3d Yg3g Yg1 Yg3g Yg3u Co1 Pn3d Yg1 Kk1s Pn3g Yg1 Kk3sal Co1 Pn3u TURNER Yg3g ROAD Kk1s Kk1s Kk1 Co1 KULIN ROAD Cb3 Kk3u Kk1s Co1 ROAD WEST Ng Narrogin System: Interfluves with significant gradient, aggressively stripped by headward incision, at the headwaters of the Hotham and Pn3g Pn3d Yg3d Yg3d Yg3g Kk1 Kk1 Kk1 ROAD Yg1 Yg1 Pn3g Cb1 Yg3g Yg3g Yg3g Yg1s Yg1 Yg3g Kk1s Blackwood catchments. Numerous dolerite dyke swarms. Yg1 Yg3q Kk1 Kk1s Kk1s KULIN Pn3g Pn3g Yg3u Yg1s Ng1 Lateritic, iron-rich, mesas, often highly indurated with prominent breakaways, occurring on catchment divides, with Jarrah/Marri forest and ROAD Yg1s Yg3g Yg3d Kk1 Kk3d Pn3g Yg3g ROAD Yg3d Kk1 Kk1 Kk1s heathy understorey. Pn3sal Yg1 MALYALLING Yg3g Kk3u Yg1 Yg3u Kk1s Ng1s Small depressions of pale sands and gravelly pale sands, vegetated by heath and Ti-tree, on lateritised mesas around Narrogin. Yg1 Yg3u EAST Cb1 Yg1 Kk1s Kk1s Kk1s ROAD Yg1 Yg1 Kk1 Ng2d Soils including red loams, clays, and gravelly ridges formed on dolerite. Occurs in irregularly undulating country largely stripped of laterite Pn3g Yg1 NORTH Cb3 Malyalling ROAD Kk1 Kk1 Kk3u Kk3u Kk3d at the headwaters of the Hotham, Blackwood and Avon Rivers. NORTH Co1 Pn3d Yg3g Yg3u Ki4ns Yg3u Yg3g Yg3g Kk3u Pn3g Yg1 ROCK Yg1s Yg1s ROAD Ng2g Soils including sandy and loamy duplexes, formed on granite. Occurs in irregularly undulating country largely stripped of laterite at the Cuneenying Yg3sal Yg3g Yg1 Yg1s Cb2 Kk1 Kk1 Cb1 Pn3g Pn3u Yg6 Kk3u Kk1 headwaters of the Hotham, Blackwood and Avon Rivers. Yg3g Yg3g Yg1 Yg1 Yg3g EIGHTY FOUR GATE ROAD MALYALLING Kk1s Ng2r Rock outcrops within irregularly undulating country largely stripped of laterite at the headwaters of the Hotham, Blackwood and Avon Rivers. Yg1s Kk1 Kk1s Co1 ROAD KIRK Yg1s Yg1 Kk1s ROAD Ng2u Colluvial and residual irregularly undulating surfaces within the Binneringie dolerite dyke system at the headwaters of the Hotham, Pn3sal Pn3d Yg3u Yg3d Yg3g EAST Cb2 RICH Yg3g Yg1 Yg1 Cb4sl Kk1 Blackwood and Avon rivers. Soils are red and brown loams, clays, sandy and loamy duplexes. Pn3u Yg3g Gully Yg1s Yg3g Yg1 Kk3d Cb2 Yg3g Yg1 ROAD Yg3d Yg3u Yg1 Yg1 Pn3u Kk3ge Kk1 380 Pn3g Yg3g ROAD 380 Pn Pingelly System: Uplands surrounding Brookton and Pingelly with isolated lateritic remnants expressing as breakaways and soils formed Pn3d Yg3g WOODWARD SIX Yg1 Cb2 Kk1 Kk3u Yg1s ROAD Kk3u Kk1 Pn3g Pn3d Pn1 Yg3g GATE Yg3u Cb3 Kk1 from fresh rock and colluvium, with laterite developing on these parent materials in places. RUSSELL ROAD ROAD Yg3g Yg3d ROAD Yg3g Yg1 Yg3g Yg1 Kk3u Kk1 Yg3r Yg3d Yg3d Yg1 Kk3g Kk3u Pn1 Gravelly hill crests and upper slopes with sandy gravels and small areas of pale deep sands and loamy gravels. Pn3g Yg1 EIGHTY Cb2 Yg3g ROAD WICKEPIN Pn3g Yg3sal Yg1 Kk3sal Kk1 Pn1s Areas of pale deep sands over lateritic gravel associated with sandy gravels located on mid to upper slopes. Yg3d Yg1 Yg3g Yg3sal Yg1s Yg1 Yg3g Cb2

Yg3d RUSSELL SPARKS Kk1 JITARNING Pn3d Irregularly undulating terrain with dolerite soils (friable red/brown loamy earth, loamy duplexes and red/brown non-cracking clay) and York Yg3g Cb1 Yg3u Cb1 Yg1 Yg3u Yg3d Yg3g Kk1 Kk3u Yg3d SPRIGG Kk1s Gum and Jam woodlands. Pn3u Pn3g Pn3sal Yg3d Kk3u Kk3g Pn3d Yg3g Yg3g Yg1s Yg3g Kk3g Pn3g Irregularly undulating terrain with granitic soils (gritty sands, sandy and loamy duplexes) under Wandoo, York Gum and Jam woodlands. ROAD Yg3d Kk3g Kk1 Pn3d Cb3 Yg3g WICKEPIN Yg3d Yg3d Kk1s MUTTON Yg3g Yg3d EIGHTY SIX GATE Kk1 Pn3r Crests and irregularly undulating slopes comprising mainly rock outcrops and skeletal soils surrounding outcrops. Rock Sheoak and Jam Yg3g Yg1 Yg3g ROAD Kk1 EIGHTY EIGHTY Yg3d Yg3d ROAD Cb3 SIX GATE Kk1 ROAD Pn3sal Pn3d Yg3g Yg3d Yg3d vegetation Yg3g AHREN Yg3g Cb3 Kk1 Pn3g Yg3g Yg3g Cb1 Yg1 Yg1 Cb1 Kk1 Kk1 Pn3sal Saline seeps and waterlogged soils in "V" shaped valleys and on slopes above bedrock highs, often vegetated by barley grass, otherwise Pn3d Yg3g Yg3d Yg3u Kk3g Yg3d Kk3g FENCE bare. Pn3d Pn3g Pn3g Yg3sal Yg3d Kk1s Kk1s Pn3d Cb2 Kk1 Kk1 Pn3u Granitic and colluvial slopes with sandy and loamy duplexes and red/brown loams. York Gum and Wandoo woodland. Pn3r Pn3g Yg3g Kk1 Yg3g Yg3d Yg3d Yg1 Pn3g Yg1 Yg3d ROAD Kk1 WILSONS Pn1 Brook Cb1 Kk1 Kk1 Yg3u Yg1 Yg1s ROAD Kk1 Wa Wallambin System: Salt lake chains, in the central Zone of Ancient Drainage, with salt lake soil and calcareous loamy earth. Mallee, Cb3 Kk3g 32°45' S Pn1 Pn3d Cb1 Yg3d Yg3u Yg3g Kk1s Yg1 KIRBY Morrel woodland and saltbush-bluebush-samphire flats. HEMLEY ROAD OBRIEN Yg3g Yg3g Yg1 Yg3d Yg1 Yg3d Yg1s Yg1 Yg1 Kk3u ROAD 32°45' S WaBAlf Lunettes and small saline drainage courses within salt lake chains of the north eastern wheatbelt. Yg3g Yg3d Yg1 Do1 Pn3d Yg3g Yg3d Yg3g Yg3d Cb1 Cb3 Pn3g Yg3g Cb3 Yg3sal Yg3g Kk1

Cb2 Yg3g MILE Wb Whinbin System: Undulating rises, in the southern Zone of Rejuvenated Drainage. Grey sandy duplex (mostly deep), sandy gravel and Pn3u Yg3d Yg3g Yg3sal Kk3u Yg3g Do7u Kk1 alkaline red shallow loamy duplex. Wandoo-Sheoak woodland. FLEAY Yg3sal FLEAY Yg1 375 ROAD ROAD 375 Wb1 Gravelly hill crests and upper slopes with sandy gravels and small areas of pale deep sands and loamy gravels. ROAD Yg1 Yg3d Do7u ROAD Cb1 Do1s Cb1 Cb1

Pn3g Yg1 Do7u Kk3u Kk1 Wb1s Areas of pale deep sands over lateritic gravel associated with sandy gravels, located on mid to upper slopes. Yg3sal WEST Yg3sal Cb1 Yg3g Yg3u Do1 Do7u Kk3u Wb2g Rises and occasional low hills with hardsetting deep and shallow grey loamy duplex soils, often with alkaline subsoils. Yg3u Do7u ELSINORE Yarling Yg3d Yg3d Yg3g Yg1 SPRIGG Wb2sal Saline vales and depressions within rises and occasional low hills with duplex soils. York Gum, Flooded Gum and barley grass vegetation

Pn3u Boyning ROAD Yg3g Yg3sal Yg1 HEFFERNAN Kk3u Kk3u Kk1 Yg3d Cb1 and bare salt land. Yg3g Do1 Do1 Do1 ROAD Yg3u Yg1 Do1 Do1s Do1 Kk1 Wb2u Rises and low hills with mainly grey deep sandy duplex soils and gravelly low rises adjacent to the Arthur River alluvial plain. Yg1 Yg3d Yg1 TEN Kk1 Yg3d Wb3d Irregularly undulating terrain with dolerite soils (friable red/brown loamy earth, loamy duplexes and red/brown non-cracking clay) under Do1 Kk1 Kk1 Yg3u Yg3d Yg1 Yg3d Do1 HUGH Yg3g Yg1 Do1s Do1s Do1s Do1s Kk1 York Gum and Jam woodlands. OBRIEN Yg3sal Yg3g Yg3g WILLIAMS Do7u ROAD Kk1 Do1 Kk3u Wb3g Irregularly undulating terrain with granitic soils (gritty sands, sandy and loamy duplexes) under Wandoo, York Gum and Jam woodlands. WICKEPIN Yg3d Yg1 Do1 KONDININ WICKEPIN Yg1 Yg1 Do7u Kk1 Wb3r Crests and irregularly undulating slopes comprising mainly rock outcrops and skeletal soils surrounding outcrops. Rock Sheoak and Jam POTTHOFF Kk1s Yg3d Yg1s Yg1 Kk1 Yg1s Do1 Do1 Kk1s JITARNING vegetation. Yg3d Yg3d Yg3g Do1 Do1s Do7g Do1s Yg3g ROAD Do1 Do7u Do1 Kk1 Kk1 Wb3u Duplex soils with Wandoo woodland on colluvial slopes of largely granitic origin, with minor rocky soils under York Gum and Sheoak. Do7u TOOLIBIN Yg1 Yg1 Kk3u Kk1s Brook Yg1 Yg1 Yg3d Do7u Do1s ROAD Do1s Do1s Kk1 Yg1 Yg3g Do1 Do1 Do1s Do1 Kk1s Kk1s Jitarning Wy Walyerming System: Largely colluvial gently undulating rises between Quairading and Corrigin with duplex soils, minor sandplain and Yg3d Yg1 Kk1 Yg3g Yg3d Yg3g Cb1 granitic outcrop, vegetated by York-Wandoo-Salmon Gum woodlands. Extensive aeolian sandy dunes form to the south east of valleys.

AILEEN Yg3g Do1s Yg3d Yg3g Do1s Kk1 ROAD Do1 Do1s Do1s Do1 Do1s Cb1 Kk1 Wy1 Isolated mesas and rises between Quairading and Corrigin, with weakly developed laterites forming yellow sands with some gravels and Yg3g Yg3g Yg3d Yg3u Yg1 Yg3d Do1 Do1 ELSINORE Do7d Do1 Do7d Kk1 Kk3u vegetated by Proteaceae heath, Tammar thicket and scattered Wandoo. Yg3d Do1s Do1s Do7g Kk1s JITARNING Pn3d Yg1 Do1 Do7u Do7u Wy3g Irregularly undulating uplands between Quairading, Bruce Rock and Corrigin where granites and gniesses outcrop, forming sandy and Yg3g Do1 Do1s Do7u Do1s Yg1 ROAD Kk3u Kk1 ROAD Kk3u Pn3u Do1s ROAD Do1s Do1s Do7g Kk1 Kk1s loamy duplexes and minor coarse, gritty sands, vegetated by York/Jam/Ti-tree woodland. Ng2d Ng1 Kk3g 370 ROAD Do1s Kk6 370 Wy3r Rock outcrop in irregular uplands between Quairading, Bruce Rock and Corrigin with minor deep gritty sands and red/brown loams JAGO Do7u ROAD Ng1s Ng1 ENGLISH Kk1s vegetated by lichen, moss and Boyra nitida on skeletal soils and Sheoak woodland with minor York/Wandoo. ROAD Do1s ROAD Ng2g Yg3d Do7d Do1 Kk3g Ng2d Do1 Kk1 Kk1 Kk1s Wy3u Largely colluvial gently undulating rises with small areas of granitic soils between Quairading and Corrigin, with duplex soils and minor ROAD Do7g Kk1s ROAD Kk3u Ng1 Do1s ROAD Ng1 Ng1 Do1s ROAD sandplain, vegetated by Wandoo-Salmon Gum woodland and Tammar scrub. Ng1 Do7d Do1s Do1s Do7u Do7u Do1 Do1s Do1 Do1s Kk1s PYNE Ng2g Ng1 Do1 Do1s Do1s JITARNING Kk3u Do1s Yg Yealering System: Largely colluvial undulating rises west of the Avon River between Wickepin and Brookton, with neutral to alkaline Ng2d Ng2r Do1 ROAD Do1s Do1s Do7sal Cb3 Kk1s Kk1 Kk1s Do1 Do1 Do1 sandy duplexes, duplex sandy gravels and minor rock outcrop, vegetated by Wandoo/Salmon Gum woodland, Kwongan heath and Ti-tree. Ng1 Do1 Do7g NORTH Do1s Do1s Do1s Ng1 Ng2d Do1s Do1s Do1s Kk3u Yg1 Lateritised gently undulating rises west of the Avon River between Wickepin and Brookton, with sands, gravels and duricrust on crests, Do1 Do7u Do1s Do1s Kk1 Ng2g Do1 Do7g Kk3u vegetated by proteaceous heath and Ti-tree. Ng2d Ng1 Do1 Do1 NORTH Ng2d McAULIFFE Do1s Do1s Kk1 Yg1s Depressions and lower slopes within lateritised gently undulating rises west of the Avon River between Wickepin and Brookton, vegetated Ng1 WICKEPIN Do1 Do7u Do1s by Ti-tree scrub. Ng2g Do7u Do1 Do1 Do1s Do1s Do7r Kk3u HELM SOUTH Yg2s Depressions and lower slopes within very smooth lateritised terrain of aeolian and colluvial origin, west of the Avon River between Ng2g HALLIDAY Do1 Do1 Do1 Do1 Do7d Do7g Wickepin and Brookton, vegetated by Ti-tree scrub. Do7u Do1s Do7u TRAYSURIN WEST BROOKS Do7u ROAD Yg2u Weakly lateritised terrain of colluvial (and possibly aeolian) origin, west of the Avon River between Wickepin and Brookton, with sandy Cb1 Do1 Do1s Do1 Do7g Traysurin gravels and gravelly duplex soils vegetated by mixed heath and Ti-tree. Do7d HARRISMITH Do1 Do1 WOGOLIN Do7u ROAD Kk3u Kk1 Yg3d Linear features within irregularly undulating terrain, often amongst rock outcrops, with red/brown loams and clays vegetated by York Gum. Kk3u ROAD Wb1 Do7d Do1 WOGOLIN ROAD SOUTH Do1s Do7u Cb1 Kk3u Kk1 TRAYSURIN Gravelly ridges in gently undulating terrain are more deeply weathered and vegetated by Dryandra. Do1 Do1 Do7u Do7d Do7d PRICE Do1s Do7g Yg3g Irregularly undulating terrain with rock outcrops, coarse granitic sands and sandy duplexes, vegetated by York Gum/Jam, Rock Sheoak Wb3d Do1 Do1 Do7sal Do7r Kk3ge Do7g Do1 Do7g ROAD and Wandoo woodlands. Do1s Do1 Do1 Do7g Kk3d

ROAD ROAD 365 Wb1 HEALEY 365 Yg3q Quartzite ridges and crests with shallow sandy duplex soils that have stony 'A' horizons and poorly structured 'B' horizons. Wb3d Cb2 Do1 Kk1 Do1 NORTH Do7d Do1 Wb3g Wb3g Do1 Do1s DUDININ Kk1 Kk3g Kk1 Kk1 Yg3r Rock outcrops within irregular terrain with skeletal soils forming in the skirts of the outcrops, vegetated by Rock Sheoak. Do1 Wb1 Wb3u Do1 Do7g PYNE Do1 Do1s Kk3u Yg3sal Saline "V" shaped valleys in gently undulating terrain, and minor saline seeps forming at the base of sandplain soils in mid to lower Wb1 ROAD EAST Wb3d Do7g Do7g Do1s Do1s Do1 Do7g Do7r Kk1 Kk1 landscapes. Do5s Wogolin Do7u Kk3u ROAD Kk1s Kk1 Wb1 Wb3d HARRISMITH Yg3u Gently undulating upper to lower slopes adjacent to the Avon River, with sandy duplex soils vegetated by Wandoo and some Salmon Gum Do1s Do1 Kk3d Wb3d Wb1 Do7g Do1s Do7u Do1 DUDININ Do1 Do5 NORTH on the lower slopes. Wb3d Do1s Do1 Wb2u Do1 Do1s BAKER Yg6 Small perched lakes and swamps in uplands west of the Avon River between Wickepin and Brookton with wet soils, saline soils, clays and Wb1 Wb3u Do1s Do7d Do7u Do1 Kk1s Wb3r Do7u Do1s Kk1 loamy duplexes. Wb1 Wb1 Do1 Do5s Do1s Kk1 Do1s NORTH Do1 Do7u Do1s Do1 TRAYSURIN

Wb3d ROAD Wb3g Kk1 Kk1 Wb2g Do1s Do1 Do1s Do1 32°52'30" S Do1s Do1s Do1s ROAD Wb3g CANAL Do1s Wb3g Cb1 Do7u Kk3u Soil-landscape zone boundary Wb3g Wb3d ROAD Cb1 Dudinin Wb3g Do7u Do1 Do1 Kk1s 32°52'30" S Soil-landscape boundary Kk3u Wb3d Wb3r Do1s Do1s Kk1 Cadastral road boundary Wb1 Cb4sl Cb1fl Cb1fl Do7u Do1s ROAD Wb3u Do7u Cb2 Do7u Surveyed cadastral boundary Wb3u Do1 DUDININ HAWKINS ROAD Wb1 Wb3g Cb1 Do1s KULIN Named, unsurveyed and undedicated Wb3g Wb3d ROAD BROWN Kk1 Kk1 Wb2u Wb1s Cb2 ROAD Kk1 constructed road Wb2u Do1s ROAD Kk1s Wb1 Cb5 Do1 Do1 Wb1 Wb2u Do1 Cb1 FENCE Kk3u River or stream GILES Kk1s Wb3d Wb1s Cb5 Do7u CANAL Kk1 Wb3g Wb1 Do1 Do1s Kk3u ROAD Do1s Do1 Kk6 360 ROAD Cb2 Cb2 Kk1s 360 Land not mapped in this survey Wb1 Do1 Wb3g Do1 ROAD Kk1s Wb3d Wb1 Do7u Do4 Do1s Kk3u Wb1 Wb3g Kk1 Kk1 Ar2ns Dulbining Do1 Do7u Kk1s Cb4fl Do7u Do1s Kk1s Lake Cb1 Kk3g Wb1 Wb1 TINCURRIN TOOLIBIN Do1 Kk1s Kk1s

Cb2 OVAL Kk1s Wb1Wb3d Wb3d Wb1 Do1s Do7u Kk3d Kk1s

Wb1s Cb4sl RISEBOROUGH Wb3g Do1 Do7u Kk3u Wb2u Wb3u Do1s Kk1 Kk3g

Wb1 ROAD Kk1 Wb3r Cb5 Kk3d Cb2 Do1s Do1s Kk3g Wb1 Cb4sl Do7u Do7u Kk1s Nomans Lake Wb1 WICKEPIN Do4 Do1 Do1s Kk3g Kk1s Wb3g Wb1 Cb4fl Kk3d Kk3g Do1s Do1s Wb3g Wb1 Do5s Do1 Kk1 LAKE SIDING ROAD Wb2u Toolibin Do1 Kk3g Wb3d Do7u Cb1 Do1 Do1s Kk3sal Kk1 Do5s Do1s Kk3g Wb1 Lake HARRISMITH Wb3g Wb1 Wb1 ROAD HARRISMITH Wb1 Do5s Do1 Do1s Do1s Do1s Do1 Kk3g Kk3g Wb3d Do1 Do1

REIDS Cb3 Do5s Do1 Do7u Do1 Kk1 Wb2u Do1 ROAD Do1 Kk3sal Do5s Do5s Do1 Do1s Wb1 Do1 Kk1 Kk3u Cb4sl Do5s NORTH Do1 Do1s Kk3g Do7u STOCK Kk3sal Kk3u Wb3d NORTH Do1 NOMANS Walbyring Wb3g Do5 ROUTE Kk3d Wb3u Ar2ns Cb4sl Lake Do1 Do1s Do5 Do5s Do1 Kk1

ROAD Kk1 Kk1

Wb3g Wb2u Do5s Do1s Do7u Do1s Harrismith TOOLIBIN ROAD Do1s Do1 ROAD Kk3u ROAD BAKER Kk3g 355 Cb5 Cb5 Do5 Do5s 355 Do1 Kk1 OLD LINE Do5s ROAD Kk3u Ar4ns Taarblin ONE-O-ONE Kk1 Ar2sal Cb4sl Do5s Do5 Do1s Do1s Do1s Do1s Kk3g Wb2u Do5s Do1 Do1 GATE Kk3g Lake Do5s Do1s Kk3g ROAD

HARRISMITH KELLIHER Do5s Do5s ROAD Do1s Kk3d ROAD Wb3u Wb1 ROAD NORTH LINE Cb1 Toolibin Do1s Kk3u Kk3d Kk3d Cb4sl Do5s Cb4sl Do1s Do1 Kk1 Kk1 Wb3g Do7u Do1 Do1s ROAD Kk3g ROAD Wb1s Ar4ns Do1s Do7u Do1 Wb3u Ar4ns Cb4sl Do5s Do1 Do1 Ar4ns OLD Do7u Do1s Kk1s N Kk3d Kk1 LINE McDOUGALLS Do1s Kk1 Wb2sal Do1 Cb5 WEDIN Do7u Do7u SOUTH ROAD Do1 Kk1 Do1 Do1 Kk1 Ar2ns Ar4ns Wedin BLACK Kk1 Do1 TINCURRIN

ROAD Ar4sal Cb4sl ROAD Do1s Do1 Cb1 Do1 Kk3g Kk3u LINE Do7u Do1 Tincurrin Do1s Kk3u Cb4sl Do1s ROAD Kk1 Kk1 Kk1 Wb3g WICKEPIN Cb4 Do7u ROAD Kk3u Ar2ns Ar2sal ROAD Do1 Kk1 Wb3u Do5 Do7u ROAD Do7u Kk3u MULLER KAY Scale 1:100,000 LAKES WISHBONE Do1 FOX Do7u Kk3u Wb3d Do1 Do3g Do1 Do1 ROAD SOUTH ROAD Kk1s Kk3g 8 10 kilometres

ROAD 22460 ROAD Do1 Do1 HILL Do1 Kk4 Cb1 Kk1 MULLER WAGIN Do7u Do1s Do1 Kk3u Wb3g Cb2 Cb4sl Cb4sl Cb5sal ROAD Kk3u ASTBURY Do1 Cb1 Cb1 6 000mN Ibis Do1 6 000mN 350 Wb2g Billy Do3g Do1Do1 Do7u ROAD Kk3g 350 Wb3g Lake SOUTH Kk1

Ar4ns Lake ROAD Kk1 Cb1 ROAD ROAD Do3u Areal scale Bokan ROAD Lukin Ar4sl Do5 Do1 Do1 Do1 TOOLIBIN Do1 Lake Do7g Lake Cb4sl Cb4sl Do3g ROAD Do1 Do4 BLACK Cb1 Do1 MURRAY Kk3u Cb3 Cb1 Do1 Do7u Kk1 ROAD Ar4sl Do2 ONE-O-FOUR MILE ROAD Kk3sd Kk3u

GREEN Do1 WEDIN Cb1 Do3 Do1 Do4 Do1 Do1 Kk3u 33°00' S Cb5 Kk1 Nomans Do2 Do3r Do3g Do1 33°00' S Lake ROAD Do1 Kk1 Kk3sd Kk3sd 117°30' E 117°37'30" E 117°45' E ROAD 117°52'30" E 118°00' E

000mE 000mE 800 ha in units of 100 ha 555 550 560 565 570 575 580 585 590

Bibliographic reference Index to map sheets and adjoining surveys Soil-landscape zones Reliability map Verboom, W. and Galloway, P. 2004. "Soil-landscape map of the Soils and Land Use Corrigin area" (Scale 1:100,000 6 map sheets). Department of of the Merredin Area Agriculture Western Australia Land Resource Map No. 33/5. Land Resources (Bettenay and of the Good contrast Hingston, 1961) To accompany "Corrigin Area land resources survey", Land Resources Location diagram Kellerberin Region 258 aerial photography Series No. 20. (McArthur, 1992) Fair contrast 256 aerial photography Land Resources Northern Zone of Poor contrast of the aerial photography Acknowledgements Rejuvenated 258 Northam Region Drainage Soil survey by W. Verboom and P. Galloway, Department of (Lantzke and Fulton, Northern Zone of 1993) Sheet 1 Sheet 2 Ancient Drainage Agriculture Western Australia. Digital cadastre base supplied by the 257 Darling System Southern Cross- Southern Zone of Department of Land Administration. Map prepared by P.M. Goulding Rejuvenated Drainage 256 and G. Drysdale, Department of Agriculture Western Australia. Landforms and Soils Hyden Area Funded by the National Landcare Program. (Churchward and Land Resources McArthur, 1978) Survey Western (Frahmand, Reference Sheet 3 in progress) 259 Australia Sheet 4 259 Datum: Geocentric Datum of Australia 1994 (GDA94) 258 Projection: Universal Transverse Mercator Zone 50 South-western Zone Sheet 5 Sheet 6 of Ancient Drainage Grid: Map Grid of Australia 1994 (MGA94) 253 250 Source data: Field survey and interpretation of aerial Eastern Darling South-eastern Landforms and Soils of the Range Zone Zone of photography and satellite imagery. Area of Murray River Catchment Area Ancient Drainage Perth survey (McArthur, Churchward Aerial photography: 257 and Hick 1977) GEOCENTRIC DATUM OF AUSTRALIA Nyabing-Kukerin Jerramungup Area 257 Katanning Area Southern Zone of Area Land Resources Use of map Land Resources Land Resources Rejuvenated Drainage Department of Agriculture Survey NATIONAL This map is designed for use at the published scale. Technical queries Survey Survey Government of Western Australia (Overheu, LANDCARE should be directed to Land Resource Assessment and Monitoring (Percy, 2000) (Percy, 2003) PROGRAM in progress) Project, Department of Agriculture Western Australia. C State of Western Australia 2004