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GWSI Appendix 1
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Virginia Aquifer Codes (Sorted by Aquifer Code) |
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Wells located in the Virginia Coastal Plain use the following aquifer codes for the respective RASA model layers. |
Aquifer Code |
RASA |
RASA |
110QRNR |
10 |
COLUMBIA AQUIFER |
121CSPKU |
9 |
YORKTOWN-EASTOVER AQUIFER |
121CSPKL |
8 |
ST. MARYS-CHOPTANK AQUIFER |
124EOCN |
7 |
CHICKAHOMINY-PINEY POINT AQUIFER |
125PLCN |
6 |
AQUIA AQUIFER |
125BRGS |
B5 |
BRIGHTSEAT AQUIFER |
211CRCSU |
3 |
UPPER POTOMAC AQUIFER |
217PPSC |
2 |
MIDDLE POTOMAC AQUIFER |
217PTXN |
1 |
LOWER POTOMAC AQUIFER |
Aquifer Code |
Geologic Formation |
300AGBK |
ALLIGATOR BACK FORMATION, FINELY LAMINATED GNEISS(MAIN PART) |
300AGBKS |
ALLIGATOR BACK FORMATION, MICA SCHIST |
300AGRKA |
ALLIGATOR BACK FORMATION,AMPHIBOLITE AND GREENSTONE |
400ALUM |
ALUM PHILLITE |
000AARF |
AMPHIBOLITE AND AMPHIBOLITE RICH FOLIATS |
125AQUI |
AQUIA FORMATION |
300ARCH |
ARCH MARBLE |
361ARVN |
ARVONIA FORMATION |
400ASHEA |
ASHE FORMATION, AMPHIBOLITE |
400ASHE |
ASHE FORMATION, THINLY LAYERED GNEISS(MAIN PART) |
112BCCL |
BACONS CASTLE FORMATION |
231BLBF |
BALLS BLUFF FORMATION |
400BVCK |
BEAVERDAM CREEK AUGEN GNEISS |
347BCRF |
BECRAFT LIMESTONE |
367BKCP |
BEEKMANTOWN AND CHEPULTEPEC FORMATIONS |
367BKMN |
BEEKMANTOWN GROUP |
367BLFN |
BELLEFONTE FORMATION |
364BNHR |
BEN HUR LIMESTONE |
364BNBL |
BENBOLT LIMESTONE |
300BGVL |
BIG VALLEY FORMATION |
364BCKF |
BLACKFORD FORMATION |
352BMBG |
BLOOMSBURG FORMATION |
331BLFD |
BLUEFIELD FORMATION |
331BFGB |
BLUEFIELD FORMATION AND GREENBRIER LIMESTONE |
331BLPR |
BLUESTONE AND PRINSTON FORMATIONS |
331BLSN |
BLUESTONE FORMATION |
364BOWN |
BOWEN LIMESTONE |
341BRLR |
BRALLIER FORMATION |
125BRGS |
BRIGHTSEAT FORMATION |
231BLRN |
BULL RUN FORMATION |
122CLVR |
CALVERT FORMATION |
370CMBR |
CAMBRIAN SYSTEM |
374CMBRM |
CAMBRIAN, MIDDLE |
371CMBRU |
CAMBRIAN, UPPER |
300CDLR |
CANDLER FORMATION |
400CRVL |
CARSONVILLE GRANITE |
400CTCN |
CATOCTIN FORMATION |
400CTRN |
CATTRON GNEISS |
352CYUG |
CAYUGA GROUP |
230CDRF |
CEDAR FOREST FORMATION |
100CNZC |
CENOZOIC ERATHEM |
400CLVL |
CHARLOTTESVILLE FORMATION |
341CMNG |
CHEMUNG FORMATION |
367CPPC |
CHEPULTEPEC DOLOMITE |
122CSPK |
CHESAPEAKE GROUP |
124CCKM |
CHICKAHOMINY FORMATION |
377CHLH |
CHILHOWEE GROUP |
300CPMC |
CHOPAWAMSIC FORMATION |
122CPNK |
CHOPTANK FORMATION |
354CLNC |
CLINCH SANDSTONE |
354CLTC |
CLINTON AND TUSCARORA FORMATIONS |
354CLNN |
CLINTON FORMATION |
370CNSG |
COANSAUGA GROUP |
300CCKV |
COCKEYSVILLE MARBLE |
347CMNS |
COEYMANS LIMESTONE |
364CLRS |
COLLIERSTOWN LIMESTONE |
000CLMB |
COLUMBIA GRANITE |
112CLMB |
COLUMBIA GROUP |
400CMRS |
COMERS GRANITE GNEISS |
371CNSG |
CONASAUGA GROUP |
371CCCG |
CONOCOCHEAGUE FORMATION |
371CPRG |
COPPER RIDGE DOLOMITE |
330CVCK |
COVE CREEK LIMESTONE |
210CRCS |
CRETACEOUS SYSTEM |
340DVNN |
DEVONIAN SYSTEM |
347DVNNL |
DEVONIAN, LOWER |
344DVNNM |
DEVONIAN, MIDDLE |
341DVNNU |
DEVONIAN, UPPER |
347DVSL |
DEVONIAN-SILURIAN SYSTEMS |
111DMMP |
DISMAL SWAMP PEAT |
364DOT |
DOT LIMESTONE |
230DRFK |
DRY FORK FORMATION |
364EDBG |
EDINBURG FORMATION |
364EFFN |
EFFNA LIMESTONE |
364EGLS |
EGGLESTON FORMATION |
371ELBK |
ELBROOK FORMATION |
364ELWY |
ELWAY LIMESTONE |
124EOCN |
EOCENE SERIES |
124ECPC |
EOCENE-PALEOCENE SERIES |
377ERWN |
ERWIN FORMATION |
000EVRN |
EVERONA LIMESTONE |
300EVNG |
EVINGTON GROUP |
331FIDO |
FIDO SANDSTONE |
364FVOK |
FIVE OAK LIMESTONE |
377FDCK |
FREDERICK LIMESTONE |
341GENS |
GENESEE FORMATION |
324GLDV |
GLADEVILLE SANDSTONE |
324GDVN |
GLADEVILLE SANDSTONE AND NORTON FORMATION |
330GRGR |
GRAINGER FORMATION |
000GRNT |
GRANITE |
000GHBG |
GRANITE AND HORNBLEND GNEISS |
000GRGS |
GRANITE GNEISS |
400GRGS |
GRANITE GNEISS |
364GRTN |
GRATTON LIMESTONE |
400GRSN |
GRAYSON GRANODIORITE GNEISS |
112GBDG |
GREAT BRIDGE FORMATION |
331GRBR |
GREENBRIER LIMESTONE |
000GVCC |
GREENSTONE VOLCANICS |
344HMLN |
HAMILTON FORMATION |
341HMPR |
HAMPSHIRE FORMATION |
377HMPN |
HAMPTON SHALE OR FORMATION |
352HCCK |
HANCOCK DOLOMITE |
364HDCK |
HARDY CREEK LIMESTONE |
324HRLN |
HARLAN GROUP |
347HDBG |
HELDERBERG GROUP |
331HNTN |
HINTON FORMATION |
111HLCN |
HOLOCENE SERIES |
374HNKR |
HONAKER DOLOMITE |
000HGGT |
HORNBLEND GABBRO AND GNEISS TALC |
340HRVL |
HUNTERVILLE CHERT |
364HCBG |
HURRICANE BRIDGE LIMESTONE |
230IGNS |
IGNEOUS ROCKS |
000IRSV |
INTRUSIVE ROCKS |
300JSHU |
JOSHUA SCHIST |
361JUNT |
JUNIATA FORMATION |
220JRSC |
JURASSIC SYSTEM |
112KPVL |
KEMPSVILLE FORMATION |
347KYSR |
KEYSER LIMESTONE |
367KNOX |
KNOX DOLOMITE |
230LKVL |
LEAKSVILLE FORMATION |
400LTRD |
LEATHERWOOD GRANITE |
327LEE |
LEE FORMATION |
347LKCK |
LICKING CREEK LIMESTONE |
000LMMB |
LIMESTONE AND MARBLE |
364LCLR |
LINCOLNSHIRE FORMATION |
400LLRV |
LITTLE RIVER GNEISS OF DIETRICH, OF ELK PARK PLUTONIC GROUP |
331LLVL |
LITTLE VALLEY LIMESTONE |
112LDBG |
LONDONBRIDGE FORMATION |
377LUDN |
LOUDOUN FORMATION |
400LVGS |
LOVINGSTON FORMATION |
377CMBRL |
LOWER CAMBRIAN SERIES |
122CSPKL |
LOWER CHESAPEAKE GROUP |
217CRCSL |
LOWER CRETACEOUS SERIES |
327PSLVL |
LOWER PENNSYLVANIAN SERIES |
364LRCH |
LURICH FORMATION |
400LCBG |
LYNCHBURG FORMATION |
330MCCP |
MACCRADY AND PRICE FORMATION |
330MCCD |
MACCRADY SHALE |
231MNSS |
MANASSAS FORMATION |
344MRCL |
MARCELLUS SHALE |
124MRLB |
MARLBORO CLAY |
400MRHL |
MARSHALL FORMATION |
364MRCK |
MARTIN CREEK LIMESTONE |
361MRBG |
MARTINSBURG SHALE |
374MRVL |
MARYVILLE LIMESTONE |
367MKLV |
MASCOT,KINGSPORT AND LONGVIEW FORMATIONS |
354MSNN |
MASSANUTTEN SANDSTONE |
125MTPN |
MATTAPONI FORMATION |
371MDVL |
MAYNARDVILLE FORMATION |
364MCGL |
MC GLONE FORMATION |
354MCKZ |
MC KENZIE FORMATION |
400MMRV |
MECHUMS RIVER FORMATION |
400MLRS |
MELROSE GRANITE |
200MSZC |
MESOZOIC ERATHEM |
000MMPS |
METAMORPHOSED SEDIMENTARY ROCKS |
000MPVS |
METAMORPHOSED VOLCANIC AND SEDIMENTARY ROCKS |
324PSLVM |
MIDDLE PENNSYLVANIAN SERIES |
344DVNML |
MIDDLE-LOWER DEVONIAN SERIES |
341MLBR |
MILLBORO SHALE |
122MOCN |
MIOCENE SERIES |
330MSSP |
MISSISSIPPIAN SYSTEM |
337MSSPL |
MISSISSIPPIAN, LOWER |
331MSSPU |
MISSISSIPPIAN, UPPER |
337MPDV |
MISSISSIPPIAN-DEVONIAN SYSTEM |
364MCSN |
MOCCASIN FORMATION |
400MONT |
MONETA GNEISS |
112MORG |
MOORINGS UNIT |
300MNAS |
MOUNT ATHOS FORMATION |
400MRGR |
MOUNT ROGERS VOLCANIC GROUP |
124NNJM |
NANJEMOY FORMATION |
344NDMR |
NEEDMORE SHALE |
364NMRK |
NEW MARKET LIMESTONE |
347NSCD |
NEW SCOTLAND LIMESTONE |
231NWRK |
NEWARK GROUP |
330NWMN |
NEWMAN LIMESTONE |
367NTTN |
NITTANY FORMATION |
371NCCK |
NOLICHUCKY SHALE |
112NFLK |
NORFOLK FORMATION |
324NRTN |
NORTON FORMATION |
400ODRG |
OLD RAG FORMATION |
123OLGC |
OLIGOCENE SERIES |
371CCCGC |
ONOCOCHEAGUE GROUP |
344ONDG |
ONONDAGA LIMESTONE |
364ORND |
ORANDA FORMATION |
360ODVC |
ORDOVICIAN SYSTEM |
367ODVCL |
ORDOVICIAN, LOWER |
364ODVCM |
ORDOVICIAN, MIDDLE |
361ODVCU |
ORDOVICIAN, UPPER |
367OVCB |
ORDOVICIAN-CAMBRIAN SYSTEMS |
361OSWG |
OSWEGO SANDSTONE |
231ORDL |
OTTERDALE SANDSTONE |
125PLCN |
PALEOCENE SERIES |
300PLZC |
PALEOZOIC ERATHEM |
300PZPB |
PALEOZOIC-PRECAMBRIAN ERATHEMS |
124PMNK |
PAMUNKEY GROUP |
217PPSC |
PATAPSCO FORMATION |
217PTXN |
PATUXENT FORMATION |
400PDLR |
PEDLAR FORMATION |
211PEED |
PEEDEE FORMATION |
300PLIR |
PELIER SCHIST |
331PNNG |
PENNINGTON GROUP |
320PSLV |
PENNSYLVANIAN SYSTEM |
310PRMN |
PERMIAN SYSTEM |
324PRBG |
PETERSBURG FORMATION |
300PRBG |
PETERSBURG GRANITE |
112PLSC |
PLEISTOCENE SERIES |
121PLCN |
PLIOCENE SERIES |
121PCMC |
PLIOCENE-MIOCENE SERIES |
337POCN |
POCONO FORMATION |
364POTT |
POTEET FORMATION |
217PTMC |
POTOMAC GROUP |
400PCMB |
PRECAMBRIAN ERATHEM |
330PRIC |
PRICE FORMATION |
331PRNS |
PRINSTON FORMATION |
374PPKV |
PUMPKIN VALLEY SHALE |
361QNTC |
QUANTICO SLATE |
000QRZD |
QUARTZ DIORITE |
110QRNR |
QUATERNARY SYSTEM |
400RDOK |
REDOAK GRANITE |
347RDGL |
RIDGLEY SANDSTONE |
364RBCP |
ROB CAMP LIMESTONE |
400RBRV |
ROBERTSON RIVER FORMATION |
364RCKD |
ROCKDELL LIMESTONE |
400RCKF |
ROCKFISH CONGLOMERATE |
374RGVL |
ROGERSVILLE SHALE |
377ROME |
ROME FORMATION |
400RSLD |
ROSELAND ANORTHOSITE |
374RLDG |
RUTLEDGE LIMESTONE |
364RYCV |
RYE COVE FORMATION |
400SDDL |
SADDLE GNEISS |
000SAND |
SAND (UNKNOWN AGE) |
112SDBG |
SANDBRIDGE FORMATION |
111SDMN |
SEDIMENTS,UNDIFFERENTIATED |
112SDLY |
SEDLEY FORMATION |
361SQTC |
SEQUATCHIE FORMATION |
377SHDY |
SHADY FORMATION |
400SLTN |
SHELTON GRANITE GNEISS |
400SHOL |
SHOAL GNEISS |
350SLRN |
SILURIAN SYSTEM |
357SLRNL |
SILURIAN, LOWER |
354SLRNM |
SILURIAN, MIDDLE |
351SLRNU |
SILURIAN, UPPER |
350SOVC |
SILURIAN-ORDOVICIAN SYSTEMS |
300SPCK |
SLIPPERY CREEK GREENSTONE |
122SMRS |
ST MARYS FORMATION |
300SNGP |
STONEY GAP SANDSTONE MEMBER OF HINTON FORMATION |
400SPRK |
STRIPED ROCK GRANITE |
400SFRN |
SWIFT RUN FORMATION |
120TRTR |
TERTIARY SYSTEM |
351TNLY |
TONOLOWAY LIMESTONE |
364TRNN |
TRENTON LIMESTONE |
230TRSC |
TRIASSIC SYSTEM |
357TCRR |
TUSCARORA SANDSTONE |
300UFRK |
ULTRAMAFIC ROCK, CLORITE-TREMOLITE, MAGNETITE SCHIST |
377UNCO |
UNICOI FORMATION |
371CBBRU |
UPPER CAMBRIAN SERIES |
121CSPKU |
UPPER CHESAPEAKE GROUP |
211CRAQU |
UPPER CRETACEOUS AQUIFER SYSTEM |
211CRCSU |
UPPER CRETACEOUS SERIES |
231TRSCU |
UPPER TRIASSIC SERIES |
361ODVUM |
UPPER-MIDDLE ORDOVICIAN SERIES |
231VINT |
VINTA FORMATION |
400VRGL |
VIRGILINA GROUP |
400VGBG |
VIRGINIA BLUERIDGE COMPLEX |
364WRDL |
WARDELL LIMESTONE |
377WVRN |
WEVERTON FORMATION |
364WLCK |
WHISTLECREEK LIMESTONE |
400WLLS |
WILLIS PHYLLITE |
351WLCK |
WILLS CREEK FORMATION |
112WDSR |
WINDSOR FORMATION |
324WISE |
WISE FORMATION |
300WSCK |
WISSAHICKON SCHIST |
364WTTN |
WITTEN LIMESTONE |
364WDWY |
WOODWAY LIMESTONE |
122YRKN |
YORKTOWN FORMATION |
Compiled
by D.L. Nelms (10-31-86)
Revised
by D.L. Nelms (03-30-00)