WRC HM Report No. 4 HYDROGEOLOGY OF THE GOVERNMENT OF WESTERN AUSTRALIA RAVENS THORPE 1 :250 000 SHEET H YDROGEOLOG ICAL M AP EXPLANATORY N OT ES S ERI ES WATER AND RIVERS COMMISSION R EPORT HM 4 1998 WATER AND RIVERS COMMISSION WATER AND RIVERS COMMISSION Hyatt Centre 3 Plain Street East Perth Western Australia 6004 Telephone (08) 9278 0300 Facsimile (08) 9278 0301 MONTAGu,~ r~~ so 52 SQ\'ND 'v LONDON- BANKS I 12. oi~RY hr-- CAMDEN SOUND ASHTON CAM~RIDGE PeNCE REGfNT· GULF I '715.16 13 14 ,-- TPPEEINill0~ERa JI, -yv.,~Ai.MWPl~\_)e/:.:.ee.1H;;AiRN;;;L-;:,EY;;-f--,;MT;......-+-LIS,-,SA-2:D~E-LL_j 16° ELIZABETH 27 \ 4 1 2 BROOME DERBY LENNARD LANSOOWNE DIXON RIVER RANGE ,__ SE 51 7 8 5 6 GOROO, SE 52 ;I' G~ ANGE ANO~~SON N°9:'_:::N• MT RAMSAY DOWNS 10 11 12 9 10 I MANa_:,A MUNRO Mc~~TY CROSSLAND MT ~~NER· BILLILUNA ~~ 14 15 16 13 14 ----r-:= =-;;:~ ;;;;;;;;,j__JIEDi.AN~D-fvAiiaie't,_;~mtT:.;;;~-t-;;;;;~o1-;:;~:;;--~~-c--J ~r~;l{J DAMPJ~NE ~§Wo YARRIE ANKETELL fpi~~~ DUMMER CORNISH LUCAS 20° \ l .-,2 3 4 1 2 3 4 1 2 ONSLOW '1ARRALOOI..A PYRAMID ~\A:.~LE NULLAGINE P~fi~N SAHARA PERCIVAL HELENA $TANSIi.ORE ~ 6 SF 50 '-1 -f----'s'--+c--,-,s=-t-~' SF 51 ~'-t-;;.a;;;--+::::ocs:,:c--/---''~ NINGALOO ,_,vANREY WYLOO MTBRUCE ROY HILL Btb"J~sR RUOALL TABLETOP URAL 1~LSON WEBB SF 52 I 12 \ 9 ,o 11 12 9 10 11 12 9 10 SF 49 MINILYA WINNING EDMUND TUREE NEWMAN RO!!ERTSON GUNANYA RUNTON MORRIS RYAN MACD<.SALO POOL CREEK 16 13 14 15 16 13 16 13 14 15 14 BULLEN TRAINOR MADlEY COLLIER WAARI COBB RAl'ILINSON 24 OUOBBA K~:~~y MT PHILLIPS EG~~TON 2 4 \ 1 2 3 PEAK HILL NABBERU STANLEY HERBERT BROWNE BENTLEY SHARK\ WOOAAMEL GLENBURGH R=fN SCOTT \ ~A~ ) 5 6 SG 50 .:...'---jl-----,.acc=l-;-;-;c:-5~t--6 SG 51 -' 7"w;;;,:;;8~r.cca'~+-~6- SG 52 SG 49 \ EDE~ J .J YARINGA BYRO BELELE GLENGARRY WILUNA KINGSTON ROBERT YOWALGA TALBOT COOPER 8,12 '\ g 10 11 12 9 10 11 12 9 10 - AJANA MURGOO CUE SANDSTONE SA~'.~EL DUKETON THROSSELL WEST'NOOO LENNIS WAIGEN 14 15 16 13 14 15 13 16 13 14 YALGOO KIRKALOCKA YOUANMI LEONORA LAVERTON RASON NEALE VERNON 28° GERALDTON- WANNA r~~-m 2 3 4 1 2 3 4 1 2 ~ 1\; PERENJOl'J NINGHAN BARLEE MENZIES EOJUOINA MINIGWAL PLUl,IRIOGE JUBILEE MASON OONGARA· ....J.SH 50 7 8 5 6 SH 51 7 B 5 6 SH 52 HIL[RIV\ER MOORA/' ~{.c~ oN ~u~ KURNALPP CUNDEELEE SEEMORE LOONGANA FORREST 1. 12 9 10 11 12 9 5 9 131 ,, 10 ' \~ KELLER· SOUTHERN BOOR· 0 WIOGIE· 0 ZANTHUS NARETHA MADURA EUCLA PERTH BEARlN CROSS ABSIN MOOLTHA I 14 15 16 _-9) 14 15 16 13 14_,,,... \~ ARRA CORR1GIN HYDEN JoM~oN tiOOSE!,IAN wrrrtc7ULV EA ~ NOONAER.A 32° , -.__ ABBIE 2 '\_3 4 I 1 2 3 4 1 2 0~\3/;f D NEWOE· 0 ESPERANCE· MALCOLM· COLUE - ~ GATE r~i ~J~IN CAPi,AAID HYOCOVEA,DGN ~6 SI 50 8 s- - SI 51..L.l!.. BUSSELTON·,...--::c , 0 / D 6, 10 0 AUGUSTA r- 'PEMoERTO:~- BREMER '---------=- [~9RW1NINL BARKER· BAY 10, 14 11, 15 12 ALBA Y 120° 114(1 126' Cover Photograph: Kundip Quartzite outcrop on East Mount Barren, overlooking Culham Inlet and Hopetoun on the South Coast. ; /> 55'7. (9~ (CJ4i) WGS S WI< c ffwl HYDROGEOLOGY OF THE (3) RAVENS THORPE 1: 250 000 SHEET by S.L. JOHNSON WATER & RIVERS COMMISSION LIBRAR Y PERTH, W.A. Water and Rivers Commission Resource Investigation Division W/\TE.R E. RIVERS CoMMISSLo~ H'IJJROG-<EOl..O(;t C..P\L MAP Ex'·f'l/\Nl\'tOf?Y °REPoR, HM 4- 199 8 C ----------- ~-=- ---- - ------ ~ 77 84- Recommended Reference JOHNSON, S.L., 1998, Hydrogeology of the Ravensthorpe 1 :250 000 sheet: Western Australia, Water and R ivers Commission, Hydrogeological Map Explanatory Notes Series, Report HM 4, 28p. Copies available from: Resource Investigation Division Water and Rivers Commission 3 Plain Street EAST PERTH WESTERN AUSTRALIA 6004 Telephone (08) 9278 0522 Facsimile (08) 9278 0586 ISBN 0-7309-7407-3 ISSN 1328-1194 Text printed on recycled stock, Onyx 100% recycled 135gsm Cover, Topkote Dull Recycled 256gsm May 1998 Contents Abstract ............................................................................................................................................................ 1 1 Introduction................................ .............................................................. .. ............................................. 3 l. l Location ............................ ....... ....................... ..................................................................... .................. 3 1.2 Climate .................................................................................................................................................. 3 1.3 Physiography .................... .............................................................................. ....................................... 3 1.4 Vegetation .............................................................................................................................................. 4 1.5 Previous investigations ................................................................................... ....................................... 5 1.6 Map compilation ................................................................................................................................... 6 2 Geology....... ............................................................................................ ..................... .............................. ? 2.1 Regional setting .............................................................................................. ....................................... 7 2.2 Arcbaean ........................................................................................................................................... ..... 8 2.3 Proterozoic .............................. .............................................................................................................. 9 2.4 Cainozoic ............................................................................................................................................... 9 2.4.1 Teritary sedimentary rocks ......................................................................................................... 9 2.4.2 Surficial sediments ........... ........................................................................................................ 10 3 Hydrogeology.......................................... ................................................. ....................... .................. :.. 12 3. 1 Groundwater occurrence .................................. ..... .............................................................................. 12. 3.2 Regional watertable ............................................................................................................................. 13 3.3 Groundwater flow and discharge ......................................................................................................... 13 3.4 Aquifers ............................................................................................................................................... 13 3.4.1 Surficial sediments (Qs, Ql, Qa and Cza) ................................................................................ 13 3.4.2 Eolian du.ne deposits (Qd) .. ................ .'.......................... ........................................................... 14 3 .4.3 Tertiary sediments (TPp, TPpg, TPps and TPW) ......................................................................... I 5 3.4.4 Mount Barren Group (PBk and PBy) ................................................... ........................ ............ 16 3.4.5 Granitoids and gneissic rocks (Ag, An and Png) ...................................................................... 16 3.4.6 Mafic and ultramafic rocks (Ab) .............................................................................................. 16 3.4.7 Sedimentary, felsic volcanic and volcaniclastic rocks (As) ...................................................... 17 3.4.8 Chert and banded iron-formation (Ac) ......... ............................................................................ 17 4 Groundwater quality ........................................................................................................................ 18 4.1 Regional groundwater salinity ........................................................................................ ......... 18 4.2 Hydrochemistry ....................................................................................... ................................. 18 5 Land salinisation and rising watertables ............................................................................. 21 6 Groundwater development. ............................................................ ............ ............. ... ................. 22 6.1 Town water supplies ............................................................................................................................ 22 6.2 Potential groundwater resources ................ ....................... .................................................................. 22 7 References ......................... ...................... ............................................................................................... 24 Figures 1. Location map ......... .... ..................................................................................................................................... 2 2. Physiography ............................................. ..................................................................................................... 4 3. Structure ...........................................................................................................