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PLA TE 2 RESUL TS ofFINAL HYDR OGEOL OGIC INVESTIGA TION of the GE-AW
<br />FA RMSUBDIVISION
<br />9
<br />OUDOUNCOUNTY, VIRGINIA
<br />B Schematic Cross - Section
<br />Emery & Garrett Groundwater, Inc. 56M3ln Street, Meredith, NH 03253
<br />LGr,G11U 1kJ1 131CUILA;& lJCUlugy
<br />CULPEPER BASIN UNITS
<br />(Modified after Burton, W.C., Froelich, A.J., Schindler, J.S., and Southworth, S., 1992)
<br />Saprolite Weathered bedrock.
<br />�d Basalt Dike Dark —gray to black, aphonitic to fine crystalline basalt.
<br />Midland Formation Red to brown, coarsed— grained conglomerate and gray arkosic
<br />Jmcg Conglomerate sandstone.
<br />Legend for Well Sites
<br />GEN -A
<br />@----Well site drilled as part of
<br />Detailed Loudoun County
<br />Hydrostudy.
<br />Inner circle = 10 feet in diameter.
<br />Outer circle = 50 feet in diameter.
<br />Suggested domestic well
<br />site.
<br />Inner circle = 10 feet in diameter.
<br />Outer circle = 50 feet in diameter.
<br />•• •••a •9 • • •
<br />1 272
<br />,•O♦o , ��
<br />tom,
<br />��� ►� ! GENNFARMSUBDIVISION
<br />' N.
<br />'Will SITEPLA I WELL SITES and
<br />Job Number:
<br />1, VA 064969J October2OO5
<br />:6-0.3-279-9717 P. 0. Box 1578 Web wwwe&7ccoomm
<br />®. ' ..
<br />EH —HO le! AJ Fln., ,,,: she,i;
<br />Midland
<br />Predominantly sandstone, dark —red to reddish — brown, fine— to
<br />medium —gra ned, micaceous, feldspathic, in places crossbedded and
<br />Jm
<br />ripple — laminated; in places associated with lenticular conglomerate and
<br />Formation
<br />pebbly sandstone; sandstone is interbedded with siltstone, dark —red to
<br />dusky —red and greenish —gray, micromicaceous, ripple — laminated; and
<br />silty shale, dark —red, greenish —gray, dark —gray, calcareous,
<br />microlaminated, fossiliferous, and thin — bedded, gray, argillaceous
<br />limestone.
<br />✓/77Z
<br />Mount Zion Church
<br />Dark —gray to black, aphanitic to very—fine crystalline basalt.
<br />Basalt
<br />✓Tre
<br />Cotharpin Creek
<br />Sandstone, very dark red to dusky —red, micaceous, orkosic, pebbly;
<br />indurated in places; overlain by dusky —red, sandy, micromicaceous
<br />Formation
<br />siltstone.
<br />JTreeg
<br />Goose Creek Member
<br />Conglomerate
<br />Conglomerate, containing many cobbles and pebbles of quartzite,
<br />metasiltstone,
<br />greenstone, vein quartz, and minor limestone in a
<br />coarse— grained, reddish— brown, arkosic sandstone matrix.
<br />BLUE RIDGE PROVINCE UNITS
<br />(after Burton, W.C., Froelich, A.J., Schindler, J.S., and Southworth, S., 1992)
<br />Weverton
<br />Cw
<br />Formation
<br />White to gray, massive to thickly bedded quartzite.
<br />Catoctin
<br />ZC
<br />Formation
<br />Fine—grained schistose greenstone and massive greenstone.
<br />Legend for Well Sites
<br />GEN -A
<br />@----Well site drilled as part of
<br />Detailed Loudoun County
<br />Hydrostudy.
<br />Inner circle = 10 feet in diameter.
<br />Outer circle = 50 feet in diameter.
<br />Suggested domestic well
<br />site.
<br />Inner circle = 10 feet in diameter.
<br />Outer circle = 50 feet in diameter.
<br />•• •••a •9 • • •
<br />1 272
<br />,•O♦o , ��
<br />tom,
<br />��� ►� ! GENNFARMSUBDIVISION
<br />' N.
<br />'Will SITEPLA I WELL SITES and
<br />Job Number:
<br />1, VA 064969J October2OO5
<br />:6-0.3-279-9717 P. 0. Box 1578 Web wwwe&7ccoomm
<br />®. ' ..
<br />EH —HO le! AJ Fln., ,,,: she,i;
<br />
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