Laserfiche WebLink
HYDROGEOLOGIC LOG FOR GAR-38 <br />BARCLAY RIDGE -- SECTION III <br />LOUDOUN COUNTY, VIRGINIA <br />Project: Barclay Riclge -- Section III Casing Depth: 67' Casing Stickup: I' <br />Driller: Singhas & tLlichael Corp. Casing Thickness:.188" <br />Date Drilled: 1/9/0/ Depth Drilled:340' <br />Drill Rig Type: Air Rotary Depth to bedrock: !0' <br />Well Diameter: 6" Air-lift Yield: 6 gpm <br />Latitude: N38°59'18" Longitude: W 77°36'3.i" Grout Type (Depth): Bentonite (60) <br />Virginia Planar Grid Coordinates: E 2,253,07) N Loudoun County Permit #: 1775 FW 00 <br />Depth AIR-LIF Graphic <br />(feet) YIELD * Log Descriptive Log <br />(gPm) <br />0 <br />zo <br />Casing <br />~. <br />O' - 10': Saprolite. <br />ao 10'-200': Reddish-brown, fine-grained, poorly to moderately bedded sandstone. <br />60 <br />80 <br />100 <br />120 <br />lao 3 140': WATER-BEARING ZONE: 3 gpm. <br />160 <br />180 <br /> <br />220 200'-340: Dark grey, fine-grained, massive basalt. ~-rH QF <br />~ <br />2ao <br />260 ,~~ <br />~~ <br /> <br />280 <br />300 <br />~y Y•~ <br />Q ~'H <br />5 p~~}{ ~ <br />' <br /> <br />320 <br />6 318 <br />: WATER-BEARING ZONE: 3 gpm. r <br />• <br />~""""_ <br />P~1 <br />D <br />' <br />~ <br />Sao 340 <br />• <br />• <br />: Final depth. <br />DC~L~, <br />* Yield determined during drilling of 6" test well. <br />LEGEND ~ <br />S~O~ <br />SAPROLITE: Residual products of in-situ weathering of bedrock. <br />® BASALT: Dark grey, fine-to medium-grained, massive basalt. <br />SANDSTONE: Reddish-brown, poorly to moderately laminar bedded, calcareous, mostly fine-to medium <br />grained sandstone. Interbedded with a grey, medium-grained, poorly bedded sandstone. <br />® WATER-BEARING ZONE: Where yield of well increased. <br />GAR Iogs.xls;GAR-38 Page 1 Emery and Garrett Groundwater, Inc. <br />