87°0'0"E 87°15'0"E 87°30'0"E 87°45'0"E 88°0'0"E 88°15'0"E DISTRICT BURDWAN HYDROGEOLOGICAL MAP

24°0'0"N 24°0'0"N

and Jharkh ±

A joy Ri ver District 23°45'0"N 23°45'0"N Ketugram-I Birbhum Ketugram-II Nadia District District Puruliya District Ondal Faridpur -I

Katwa-II Mangolkote D Ausgram-II -II 23°30'0"N am 23°30'0"N o da Ausgram-I r R iv er Purbasthali-I District Galsi-I Legend Galsi-II Burdwan-I Kalna-I 23°15'0"N River -II Scub- District 23°15'0"N Burdwan-II

District Boundary Kalna-II Memari-I Sub-District

Block Boundary Raina-I Rock Type Jamalpur

Sand,silt,clay 23°0'0"N Raina-II 23°0'0"N Clay altemating with silt and sand

Clay with caliche concretion Hugli District Laterite

Very coarse sandstone 22°45'0"N 22°45'0"N Red shale,sandstone

Fine grained sandstone,siltstone with coal seams 0 5 10 20 30 40 Micaceous shale,sandstone Kilometers

Gritty pebbly sandstone with coal seams 22°30'0"N 22°30'0"N Sandstone,conglomerate

Granite gnelss and migmatite

Projection & Geodetic Reference System:GCS,WGS 1984

Symbol Rock Type Age Lithology Aquifer Description Hydrogeology

22°15'0"N 22°15'0"N Upper mature deltic plain & Moderate yield prospects, Sand, silt and clay with Upper pleistocene to Fairly thick & regionally paradeltaic flood surface 50m - 150 cum/ hr caliche concretion upper holocene extensive confiend / unconfined aquifer down to 300m

Large yield prospects, Laterite, coarse sand Upper mature deltic plain & Fairly thick & regionally Cainozoic 50m - 150 cum/ hr stone, silt and clay paradeltaic flood surface extensive confiend / unconfined aquifer down to 300m 22°0'0"N 22°0'0"N

Moderately thick & regionally Limited yield prospects, Sandstone, Permo-Carboniferous Pediplain with scattered rock extensive confiend / below 50 cum/ hr conglomerate to Triassic fragment constituting pebbles unconfined aquifer down to 150m micaceous shale & gravels of quartz, feldspar & and siltstone basic rocks

Limited yield prospects, 21°45'0"N Groundwater restricted to 21°45'0"N Pediplain with scattered rock, about 5 cu m/ day from Granite gneiss and Archean fragment constituting pebbles weathered residuum and migmatite secondary porosities dugwells & 5 cum/ hr & gravels of quartz, feldspar & from small diameter domestic basic rocks tubewells

Reference:CGWB & GSI

87°0'0"E 87°15'0"E 87°30'0"E 87°45'0"E 88°0'0"E 88°15'0"E