| Location Description | NWSLI | NESDIS ID | HSA | Latitude | Longitude | Owner | Mode | Xmit (GMT) | Int (m) | SHEF PE | Data Int (m) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| WHEEL CREEK NEAR ABINGDON 2NW | ABGM2 | DE17F078 | LWX | 39°28'53" | -76°20'26" | USGS01 | B | 00:52:00 | 60 | HG | 5 |
| ACCIDENT 1NE | ACCM2 | CE18E218 | LWX | 39°37'41" | -79°19'15" | CELRP1 | S | 00:15:30 | 60 | PC PC |
15 15 |
| FOURMILE RUN NEAR ALEXANDRIA 1SE | AFRV2 | DE29B16A | LWX | 38°50'36" | -77°05'09" | USGS01 | B | 00:06:05 | 15 | HG PC |
5 5 |
| FOURMILE RUN ABOVE HWY 1 AT ALEXANDRIA | ALEV2 | 17D460CC | LWX | 38°50'25" | -77°03'12" | USGS01 | S | 00:17:40 | 60 | HG | 6 |
| ACCOTINK CREEK NEAR ANNANDALE | ANAV2 | DDA77542 | LWX | 38°48'46" | -77°13'42" | USGS01 | S | 00:55:50 | 60 | HG TW WC WP WT WO |
5 15 15 15 15 15 |
| ANTIETAM NATIONAL BATTLEFIELD RAWS | ANBM2 | FA64A5F4 | LWX | 39°29'20" | -77°45'12" | NPS003 | S | 00:13:00 | 60 | PC US UD TA MT XR VB MM UR UP RW |
60 60 60 60 60 60 60 60 60 60 60 |
| ARROWHEAD RUN AT THAYERVILLE | ARTM2 | DE416196 | LWX | 39°30'09" | -79°19'37" | USGS01 | B | 00:17:20 | 60 | HG | 5 |
| BYNUM RUN NEAR BEL AIR 1E | BABM2 | DE41A488 | LWX | 39°32'29" | -76°19'48" | USGS01 | B | 00:18:00 | 60 | HG | 5 |
| GEORGES RUN NEAR BECKLEYSVILLE 1SE | BCKM2 | 1771D2D4 | LWX | 39°37'33" | -76°46'21" | USGS01 | S | 00:27:30 | 60 | HG | 15 |
| MONOCACY RIVER AT BRIDGEPORT | BDGM2 | 176CA0BC | LWX | 39°40'45" | -77°14'04" | USGS01 | B | 00:40:10 | 60 | HG | 15 |
| LINVILLE CREEK AT BROADWAY | BDWV2 | DD90449C | LWX | 38°36'24" | -78°48'12" | USGS01 | S | 00:46:50 | 60 | HG | 15 |
| SIDELING HILL CREEK NEAR BELLEGROVE 4SSE | BELM2 | 1713100C | LWX | 39°38'58" | -78°20'39" | USGS01 | B | 00:03:00 | 60 | HG | 15 |
| WINTERS RUN NEAR BENSON 1NE | BENM2 | DE419112 | LWX | 39°31'12" | -76°22'23" | USGS01 | S | 00:17:50 | 60 | HG | 5 |
| DRY MARSH RUN NEAR BERRYVILLE 6NW | BERV2 | D11C82EC | LWX | 39°11'33" | -78°04'07" | USGS01 | S | 00:20:50 | 60 | HG | 15 |
| PATUXENT RIVER BELOW BRIGHTON DAM | BGHM2 | 16F290CA | LWX | 39°11'32" | -77°00'16" | USGS01 | S | 00:56:00 | 60 | HG | 15 |
| MILL CREEK AT BUNKER HILL | BHMW2 | 16780342 | LWX | 39°20'05" | -78°03'12" | USGS01 | S | 00:58:40 | 60 | HG | 15 |
| LITTLE SENECA CREEK TRIBUTARY NEAR BRINK 1NNW | BIKM2 | 162A6712 | LWX | 39°13'22" | -77°14'58" | USGS01 | B | 00:58:40 | 60 | HG | 5 |
| NORTH RIVER NEAR BURKETOWN 1NNE | BKTV2 | DDA7A32A | LWX | 38°20'25" | -78°54'50" | USGS01 | S | 00:56:20 | 60 | HG | 15 |
| GRAVE RUN NEAR BECKLEYSVILLE 1N | BKYM2 | DE3B869A | LWX | 39°39'17" | -76°46'51" | USGS01 | S | 00:01:40 | 60 | HG | 15 |
| JAMES RUN NEAR BELCAMP 1NW | BLCM2 | DDA37078 | LWX | 39°29'32" | -76°15'33" | USGS01 | S | 00:45:10 | 60 | HG | 15 |
| LITTLE FALLS AT BLUE MOUNT | BLMM2 | DD878428 | LWX | 39°36'15" | -76°37'14" | USGS01 | B | 00:17:00 | 60 | HG HG TA |
15 15 60 |
| BLOOMINGTON LAKE NEAR BARNUM | BLMW2 | CE436D34 | LWX | 39°25'49" | -79°07'38" | CENAB1 | B | 00:26:20 | 60 | HP PC |
15 15 |
| WELL MIN-0173 NEAR BURLINGTON 2NE | BLWW2 | DD2B46FC | LWX | 39°22'00" | -78°53'20" | USGS01 | S | 00:01:40 | 60 | HB | 15 |
| NORTH BRANCH POTOMAC RIVER NEAR BARNUM | BNMW2 | CE5928F2 | LWX | 39°26'42" | -79°06'39" | CENAB1 | B | 00:26:00 | 60 | HG TW WC WP |
15 15 15 15 |
| PATUXENT RIVER NEAR BOWIE NEAR DAVIDSONVILLE 2NW | BOWM2 | 178E65DC | LWX | 38°57'21" | -76°41'37" | USGS01 | S | 00:46:10 | 60 | HG HG |
5 5 |
| CABIN BRANCH NEAR BOYDS 1NE | BOYM2 | 176B9712 | LWX | 39°12'24" | -77°17'19" | USGS01 | B | 00:02:30 | 60 | HG | 5 |
| BYNUM RUN NEAR ABINGDON | BRAM2 | 16C77C5A | LWX | 39°28'48" | -76°16'50" | USGS01 | B | 00:00:50 | 60 | HG | 15 |
| BEAR CREEK NEAR FRIENDSVILLE 1ESE | BRCM2 | 172C10EE | LWX | 39°39'22" | -79°23'39" | USGS01 | B | 00:40:50 | 60 | HG | 15 |
| NERRS WATER QUALITY SITE CHESAPEAKE BAY NEAR LOTHIAN | BRIM2 | 3B00629C | LWX | 38°46'53" | -76°42'49" | NOAERD | S | 00:38:50 | 60 | TW WC WS WX WO HM WP WT WF VB |
15 15 15 15 15 15 15 15 15 15 |
| LITTLE FALLS DAM ON POTOMAC RIVER NEAR BROOKMONT | BRKM2 | DDAC4370 | LWX | 38°56'59" | -77°07'40" | USGS01 | B | 00:53:40 | 60 | HG TW WC WP WT WO |
15 15 15 15 15 15 |
| BAISMAN RUN AT BROADMOOR | BRMM2 | 178477F8 | LWX | 39°28'46" | -76°40'41" | USGS01 | B | 00:25:50 | 60 | HG | 5 |
| BACK RIVER TRIBUTARY AT ROCKY POINT PARK | BRTM2 | DF008C32 | LWX | 39°15'01" | -76°24'15" | USGS01 | S | 00:08:20 | 60 | HG | 6 |
| BIG PIPE CREEK AT BRUCEVILLE | BRUM2 | DE210642 | LWX | 39°36'44" | -77°14'14" | USGS01 | B | 00:02:40 | 60 | HG | 15 |
| SOUTH FORK SOUTH BRANCH POTOMAC RIVER NEAR BRANDYWINE 4N | BRYW2 | DE24C49C | LWX | 38°37'53" | -79°14'38" | USGS01 | S | 00:12:30 | 60 | HG | 15 |
| BEETREE RUN AT BENTLEY SPRINGS | BSBM2 | DE46A6BC | LWX | 39°40'23" | -76°40'31" | USGS01 | B | 00:31:10 | 60 | HG | 15 |
| UNNAMED TRIBUTARY OF WARM SPRINGS RUN NEAR BERKELEY SPRINGS 1S | BSDW2 | DDA6A1D0 | LWX | 39°36'21" | -78°13'45" | USGS01 | S | 00:53:40 | 60 | HG | 15 |
| NERRS METEOROLOGICAL SITE PATUXENT RIVER NEAR BRISTOL 3SW | BSLM2 | 3B0071EA | LWX | 38°49'51" | -76°42'29" | NOAERD | S | 00:40:20 | 60 | TA VJ DJ VJ DJ XR PA US UD UE VU DU PP RS VB EP |
15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 60 |
| WELL 40U 3 SOW 218 AT BASYE | BSWV2 | 179382D6 | LWX | 38°48'21" | -78°47'23" | USGS01 | S | 00:02:00 | 60 | HB | 15 |
| TEN MILE CREEK NEAR BOYDS 1N | BTMM2 | DE48B1A2 | LWX | 39°12'58" | -77°18'59" | USGS01 | B | 00:36:40 | 60 | HG | 15 |
| SAVAGE RIVER NEAR BARTON NEAR MERRIL 2S | BTNM2 | CE718390 | LWX | 39°34'12" | -79°06'07" | CENAB1 | B | 00:26:10 | 60 | TW HG |
15 15 |
| PASSAGE CREEK NEAR BUCKTON 1S | BTNV2 | DD907106 | LWX | 38°57'29" | -78°16'00" | USGS01 | S | 00:47:20 | 60 | HG | 15 |
| WARM SPRINGS RUN NEAR BERKELEY SPRINGS 1NNE | BWSW2 | DDFF534A | LWX | 39°38'26" | -78°13'08" | USGS01 | S | 00:02:45 | 15 | HG | 5 |
| OPEQUON CREEK NEAR BERRYVILLE NEAR WINCHESTER 3E | BYVV2 | 175F4230 | LWX | 39°10'29" | -78°04'42" | USGS01 | S | 00:46:00 | 60 | HG | 15 |
| NORTH FORK SOUTH BRANCH POTOMAC RIVER AT CABINS | CABW2 | DE24B20C | LWX | 38°59'04" | -79°14'02" | USGS01 | S | 00:12:20 | 60 | HG | 15 |
| NORTH BRANCH POTOMAC RIVER AT CUMBERLAND | CBEM2 | CE7190E6 | LWX | 39°37'19" | -78°46'24" | CENAB1 | B | 00:27:20 | 60 | HG PC |
15 15 |
| CHERRY CREEK AT STATE PARK ROAD | CCMM2 | DD0452F6 | LWX | 39°32'17" | -79°18'57" | USGS01 | B | 00:17:20 | 60 | HG PC |
5 15 |
| NORTH BRANCH PATAPSCO RIVER AT CEDARHURST | CDHM2 | 1638BDC2 | LWX | 39°30'13" | -76°53'06" | USGS01 | B | 00:15:30 | 60 | HG | 15 |
| CEDAR RUN NEAR CATLETT 1SE | CDRV2 | DD908182 | LWX | 38°38'12" | -77°37'30" | USGS01 | S | 00:47:30 | 60 | HG | 15 |
| USCRN SITE AT THOMAS JEFFERSON FOUNDATION NEAR CHARLOTTESVILLE 2SSE | CHAV2 | CD01DA74 | LWX | 37°59'51" | -78°27'56" | NOAHCN | S | 00:06:00 | 60 | DY DJ XR US UP VB US RW DH TA PP PC |
60 60 5 60 60 60 5 5 5 5 5 60 |
| BEAVERDAM CREEK NEAR CHEVERLY | CHVM2 | DF08286C | LWX | 38°54'58" | -76°56'03" | USGS01 | S | 00:05:50 | 60 | HM WV TW WT |
5 5 5 5 |
| KINGSLEY ENVIRONMENTAL EDUCATION CENTER PRECIP GAGE NEAR CLARKSBURG 1WSW | CKPM2 | 16FEA4CC | LWX | 39°14'06" | -77°17'39" | USGS01 | B | 00:21:00 | 60 | PC PC |
15 15 |
| BEAVERDAM RUN AT COCKEYSVILLE | CKYM2 | DE46454E | LWX | 39°29'08" | -76°38'45" | USGS01 | S | 00:30:10 | 60 | HG WV |
5 5 |
| NW BRANCH ANACOSTIA RIVER NEAR COLESVILLE NEAR KEMP MILL 1E | CLAM2 | 167901B8 | LWX | 39°03'56" | -77°01'46" | USGS01 | S | 00:52:20 | 60 | HG | 15 |
| LITTLE SENECA CREEK TRIBUTARY NEAR CLARKSBURG 1ESE | CLKM2 | 1650C314 | LWX | 39°13'53" | -77°15'21" | USGS01 | B | 00:02:10 | 60 | HG | 5 |
| ST CLEMENT CREEK NEAR CLEMENTS | CLMM2 | 17AC545C | LWX | 38°20'00" | -76°43'30" | USGS01 | B | 00:30:50 | 60 | HG | 15 |
| RAPIDAN RIVER NEAR CULPEPER 9S | CLPV2 | DD9274F2 | LWX | 38°21'01" | -77°58'30" | USGS01 | S | 00:52:40 | 60 | HG | 15 |
| PAINT BRANCH TRIBUTARY NEAR COLESVILLE MANOR | CLSM2 | 167B72DC | LWX | 39°05'18" | -76°59'22" | USGS01 | S | 00:52:40 | 60 | HG | 5 |
| SUSQUEHANNA RIVER AT CONOWINGO | CNWM2 | DD8D5312 | LWX | 39°39'28" | -76°10'28" | USGS01 | B | 00:39:00 | 60 | HG | 5 |
| NORTH FORK SHENANDOAH RIVER AT COOTES STORE | COOV2 | DD5003F2 | LWX | 38°38'13" | -78°51'11" | USGS01 | S | 00:26:40 | 60 | HG | 15 |
| CHURCHVILLE RAIN GAUGE | CRGM2 | DD044180 | LWX | 39°33'52" | -76°14'15" | USGS01 | B | 00:17:00 | 60 | PC | 15 |
| SAWMILL RIDGE RAWS NEAR CROZET 5WNW | CROV2 | FA665084 | LWX | 38°06'00" | -78°47'05" | NPS003 | S | 00:35:55 | 60 | PC US UD TA MT XR VB MM UR UP RW |
60 60 60 60 60 60 60 60 60 60 60 |
| TEN MILE CREEK NEAR CLARKSBURG 1SW | CTMM2 | 163BA9BA | LWX | 39°13'24" | -77°18'44" | USGS01 | B | 00:04:50 | 60 | HG | 5 |
| PATAPSCO RIVER NEAR CATONSVILLE 1SW | CTSM2 | DE48D444 | LWX | 39°15'05" | -76°45'50" | USGS01 | S | 00:37:00 | 60 | HG | 15 |
| FLATLICK BRANCH ABOVE FROG BRANCH AT CHANTILLY | CTYV2 | DE21A6BA | LWX | 37°54'08" | -75°24'28" | USGS01 | S | 00:04:20 | 60 | HG WT TW WC WP WO |
5 15 15 15 15 15 |
| CEDARVILLE RAWS | CVLM2 | B8002418 | LWX | 38°39'09" | -76°48'58" | MDFDRN | S | 00:19:30 | 60 | PC US UD TA MT XR VB MM UR UP RW |
60 60 60 60 60 60 60 60 60 60 60 |
| WILLS CREEK NEAR CUMBERLAND | CWCM2 | CE719E34 | LWX | 39°40'11" | -78°47'17" | CENAB1 | B | 00:11:50 | 60 | HG | 15 |
| DALE ENTERPRISE COOP | DALV2 | 16D2E7B4 | LWX | 38°27'19" | -78°56'07" | NWSERH | B | 00:15:40 | 60 | PC TA VB |
5 5 15 |
| SENECA CREEK NEAR DAWSONVILLE 1E | DAWM2 | DE17D694 | LWX | 39°07'41" | -77°20'09" | USGS01 | B | 00:51:40 | 60 | HG | 5 |
| GWYNNS FALLS NEAR DELIGHT 1E | DELM2 | DE4F3582 | LWX | 39°26'35" | -76°47'00" | USGS01 | B | 00:54:00 | 60 | HG | 5 |
| SOUTH RIVER NEAR DOOMS 2SW | DOOV2 | DDC445E4 | LWX | 38°05'19" | -78°52'38" | USGS01 | S | 00:57:40 | 60 | HG | 15 |
| DEAD RUN AT FRANKLINTOWN | DRFM2 | 17A8A1E2 | LWX | 39°18'40" | -76°43'00" | USGS01 | B | 00:45:30 | 60 | HG | 5 |
| DEER CREEK NEAR DARLINGTON 1SE | DRLM2 | 168660D8 | LWX | 39°37'03" | -76°11'31" | USGS01 | B | 00:25:10 | 60 | HG | 15 |
| PINEY RUN AT DOVER NEAR BUTLER 1SW | DVRM2 | 178EA0C2 | LWX | 39°31'14" | -76°46'01" | USGS01 | B | 00:46:20 | 60 | HG | 15 |
| EAST BRANCH HERBERT RUN AT ARBUTUS | EBHM2 | 17A8778A | LWX | 39°14'25" | -76°41'32" | USGS01 | B | 00:45:20 | 60 | HG HG WV QR |
5 5 5 5 |
| ELKHORN BRANCH OF LITTLE PATUXENT RIVER NEAR COLUMBIA 1SE | EBLM2 | 17097326 | LWX | 39°11'16" | -76°49'50" | USGS01 | B | 00:31:30 | 60 | HG | 5 |
| POTOMAC RIVER AT EDWARDS FERRY NEAR POOLESVILLE 3SW | EDFM2 | 16C976E0 | LWX | 39°05'55" | -77°28'16" | USGS01 | B | 00:57:30 | 60 | HG | 15 |
| BIG ELK CREEK AT ELK MILLS | EKMM2 | DD6E5196 | LWX | 39°39'26" | -75°49'20" | USGS01 | S | 00:58:50 | 60 | HG VB |
15 60 |
| PATAPSCO RIVER NEAR ELKRIDGE 1SW | ERDM2 | 16FB1082 | LWX | 39°13'38" | -76°43'23" | USGS01 | S | 00:11:30 | 60 | HG | 15 |
| RAIN GAGE IN WINTERS RUN BASIN AT FALLSTON | FALM2 | 173F25E4 | LWX | 39°31'26" | -76°24'43" | USGS01 | B | 00:43:50 | 60 | PC | 5 |
| CONOCOCHEAGUE CREEK AT FAIRVIEW | FAVM2 | 17968516 | LWX | 39°42'59" | -77°49'29" | USGS01 | B | 00:52:00 | 60 | HG | 15 |
| METEOROLOGICAL STATION AT FALLS CHURCH MAINTENANCE YARD | FCMV2 | DE2B21FC | LWX | 38°53'34" | -77°11'28" | USGS01 | S | 00:08:00 | 15 | PC | 5 |
| RAPPAHANNOCK RIVER NEAR FREDERICKSBURG 3NW | FDBV2 | DDB2A374 | LWX | 38°18'30" | -77°31'46" | USGS01 | S | 00:10:40 | 60 | HG | 15 |
| MONOCACY RIVER AT JUG BRIDGE NEAR FREDERICK 3E | FDKM2 | DE143268 | LWX | 39°24'10" | -77°21'58" | USGS01 | B | 00:42:00 | 60 | HG | 15 |
| DIFFICULT RUN ABOVE FOX LAKE NE | FFDV2 | DD503668 | LWX | 38°53'04" | -77°19'57" | USGS01 | S | 00:27:10 | 60 | HG WT TW WC WP WO |
5 15 15 15 15 15 |
| SOUTH BRANCH POTOMAC RIVER AT FRANKLIN | FKLW2 | DE2A737A | LWX | 38°38'08" | -79°20'17" | USGS01 | S | 00:07:05 | 15 | HG | 5 |
| WHITEMARSH RUN NEAR FULLERTON NEAR PARKVILLE 1E | FLRM2 | DE4F0018 | LWX | 39°22'46" | -76°29'43" | USGS01 | B | 00:53:30 | 60 | HG | 5 |
| FOUR MILE RUN AT HWY 29 | FMHV2 | DE295298 | LWX | 38°53'11" | -77°09'49" | USGS01 | S | 00:05:35 | 15 | HG | 5 |
| BEAVER RUN NEAR FINKSBURG 1SW | FNKM2 | 16360A24 | LWX | 39°29'22" | -76°54'11" | USGS01 | B | 00:15:40 | 60 | HG | 15 |
| CATOCTIN MOUNTAIN RAWS NEAR FOXVILLE 1NE | FOXM2 | FA648318 | LWX | 39°39'05" | -77°29'36" | NPS003 | S | 00:12:40 | 60 | PC US UD TA MT XR VB MM UR UP RW |
60 60 60 60 60 60 60 60 60 60 60 |
| YOUGHIOGHENY RIVER NEAR FRIENDSVILLE 1SSW | FRDM2 | CE6C4276 | LWX | 39°39'13" | -79°24'30" | CELRP1 | B | 00:53:00 | 60 | HG TW |
15 15 |
| MONOCACY RIVER AT MONOCACY BLVD AT FREDERICK | FRMM2 | DE4670D4 | LWX | 39°26'37" | -77°22'56" | USGS01 | B | 00:30:40 | 60 | HG | 15 |
| SOUTH FORK SHENANDOAH RIVER AT FRONT ROYAL | FROV2 | DD501084 | LWX | 38°54'50" | -78°12'40" | USGS01 | B | 00:26:50 | 60 | HG | 15 |
| PAINTER RUN NEAR FORT ASHBY | FTAW2 | 17B281C2 | LWX | 39°29'08" | -78°45'37" | USGS01 | S | 00:32:00 | 60 | HG | 15 |
| MOORMANS RIVER NEAR FREE UNION | FUVV2 | DDC45692 | LWX | 38°08'26" | -78°33'22" | USGS01 | S | 00:57:50 | 60 | HG | 15 |
| FORT VALLEY RAWS | FVRV2 | 328D87D0 | LWX | 38°50'39" | -78°24'55" | DAFS00 | S | 00:11:10 | 60 | PC US UD TA MT XR VB MM UR UP RW |
60 60 60 60 60 60 60 60 60 60 60 |
| AQUIA CREEK NEAR GARRISONVILLE 2W | GACV2 | 175C9356 | LWX | 38°29'25" | -77°26'02" | USGS01 | S | 00:43:00 | 60 | HG | 15 |
| LONG GREEN CREEK NEAR GLEN ARM 1E | GALM2 | 17E811B0 | LWX | 39°27'17" | -76°28'44" | USGS01 | S | 00:25:50 | 60 | HG | 15 |
| MINEBANK RUN NEAR GLEN ARM 5SW | GAMM2 | DE29377E | LWX | 39°24'35" | -76°33'26" | USGS01 | B | 00:05:25 | 15 | HG | 5 |
| SAWMILL CREEK AT GLEN BURNIE | GBSM2 | DE4F26F4 | LWX | 39°10'12" | -76°37'50" | USGS01 | B | 00:53:50 | 60 | HG | 15 |
| GUNPOWDER FALLS AT GLENCOE | GCEM2 | DE43F100 | LWX | 39°32'59" | -76°38'10" | USGS01 | B | 00:24:00 | 60 | HG | 5 |
| CACAPON RIVER NEAR GREAT CACAPON 3SW | GCPW2 | DD8DA396 | LWX | 39°34'56" | -78°18'36" | USGS01 | S | 00:39:50 | 60 | HG TW WC WP WO |
15 15 15 15 15 |
| GUNPOWDER FALLS AT HOFFMANVILLE NEAR ROCKDALE | GFHM2 | 177203B2 | LWX | 39°41'23" | -76°46'53" | USGS01 | S | 00:28:20 | 60 | HG | 15 |
| DIFFICULT RUN NEAR GREAT FALLS 1SE | GFLV2 | 17E772C4 | LWX | 38°58'33" | -77°14'46" | USGS01 | S | 00:24:40 | 60 | HG TW WC WP WT WO |
15 15 15 15 15 15 |
| CATTAIL CREEK NEAR GLENWOOD 1SSW | GLNM2 | DD1DA3B0 | LWX | 39°15'22" | -77°03'04" | USGS01 | S | 00:54:50 | 60 | HG | 15 |
| LITTLE SENECA CREEK TRIBUTARY NEAR GERMANTOWN 1N | GMNM2 | 162A7464 | LWX | 39°11'58" | -77°16'31" | USGS01 | B | 00:58:50 | 60 | HG | 5 |
| ST. MARYS RIVER AT GREAT MILLS | GMRM2 | 17AC61C6 | LWX | 38°14'30" | -76°30'13" | USGS01 | B | 00:31:00 | 60 | HG | 15 |
| THE GLADE NEAR HOWLAND DRIVE | GNHV2 | DDF0487C | LWX | 38°55'32" | -77°19'45" | USGS01 | S | 00:01:20 | 15 | HG TW WC WO WP WT TA |
5 5 5 5 5 5 5 |
| CASSELMAN RIVER NEAR GRANTSVILLE 1ENE | GNTM2 | CE6C4CA4 | LWX | 39°42'08" | -79°08'11" | CELRP1 | B | 00:36:30 | 60 | PC PC HG |
15 15 15 |
| GREEN RIDGE RAWS | GRDM2 | B80002F4 | LWX | 39°41'15" | -78°25'19" | MDFDRN | S | 00:19:40 | 60 | PC US UD TA MT XR VB MM UR UP RW |
60 60 60 60 60 60 60 60 60 60 60 |
| MARSH RUN AT GRIMES | GRMM2 | DDB4B0CC | LWX | 39°30'52" | -77°46'38" | USGS01 | B | 00:16:10 | 60 | HG | 15 |
| MIDDLE RIVER NEAR GROTTOES 2W | GROV2 | 17E615D8 | LWX | 38°15'42" | -78°51'44" | USGS01 | S | 00:23:00 | 60 | HG | 15 |
| POTOMAC RIVER AT WISCONSIN AVENUE AT WASHINGTON | GTND2 | 17F3F674 | LWX | 38°54'12" | -77°04'04" | USGS01 | B | 00:55:50 | 60 | HM | 6 |
| ORANGE WELL 45P 1 SOW 030 NEAR GORDONSVILLE 2NE | GVWV2 | DD87F2B8 | LWX | 38°10'02" | -78°09'42" | USGS01 | S | 00:18:10 | 60 | HB | 15 |
| TONOLOWAY CREEK NEAR HANCOCK 1ENE | HANM2 | DD161396 | LWX | 39°42'23" | -78°09'10" | USGS01 | B | 00:56:00 | 60 | HG | 15 |
| SOUTH RIVER AT HARRISTON | HARV2 | DD91D304 | LWX | 38°13'07" | -78°50'12" | USGS01 | S | 00:51:00 | 60 | HG | 15 |
| BIG HUNTING CREEK NEAR THURMONT 2W | HCTM2 | 16FE5448 | LWX | 39°37'48" | -77°27'19" | USGS01 | B | 00:20:10 | 60 | HG | 15 |
| CHESAPEAKE BAY AT HAVRE DE GRACE | HDGM2 | 17005396 | LWX | 39°32'16" | -76°05'23" | USGS01 | B | 00:03:20 | 60 | HM HG |
6 6 |
| PATTERSON CREEK NEAR HEADSVILLE 4NE | HDSW2 | 178C05CE | LWX | 39°26'35" | -78°49'20" | USGS01 | S | 00:45:20 | 60 | HG | 15 |
| HOGUE CREEK NEAR HAYFIELD | HFDV2 | DDA23188 | LWX | 39°12'52" | -78°17'17" | USGS01 | S | 00:41:50 | 60 | HG | 15 |
| POTOMAC RIVER AT HARPERS FERRY | HFEW2 | DE4E7472 | LWX | 39°19'25" | -77°43'41" | USGS01 | S | 00:52:00 | 60 | HG | 15 |
| HUTCHISON WELL 49V 1 NEAR HICKORY GROVE ACRES 2N | HGWV2 | DD6985CA | LWX | 38°56'07" | -77°38'11" | USGS01 | S | 00:46:00 | 60 | HB | 15 |
| POTOMAC RIVER AT HANCOCK | HNKM2 | CE71ABAE | LWX | 39°41'51" | -78°10'40" | CENAB1 | B | 00:26:30 | 60 | HG | 15 |
| YOUGHIOGHENY RIVER AT HOYES | HOYM2 | DD2EA2CE | LWX | 39°31'33" | -79°24'39" | USGS01 | B | 00:57:10 | 60 | HG PC |
15 15 |
| HERRING RUN AT SINCLAIR LANE AT CLAREMONT | HRSM2 | 16EDF420 | LWX | 39°19'05" | -76°33'19" | USGS01 | B | 00:52:30 | 60 | HG | 5 |
| SOPER BRANCH AT HYATTSTOWN | HYAM2 | 162A376E | LWX | 39°16'31" | -77°18'13" | USGS01 | B | 00:58:30 | 60 | HG | 5 |
| WEST BRANCH HERRING RUN AT IDLEWYLDE | IDLM2 | 171733DA | LWX | 39°22'25" | -76°35'04" | USGS01 | S | 00:08:10 | 60 | HG | 5 |
| POTOMAC RIVER AT INDIAN HEAD | IHDM2 | 162CA2C2 | LWX | 38°36'03" | -77°10'56" | USGS01 | S | 00:47:30 | 60 | HM | 6 |
| SOUTH FORK QUANTICO CREEK NEAR INDEPENDENT HILL | INHV2 | D11C7268 | LWX | 38°35'14" | -77°25'43" | USGS01 | S | 00:20:40 | 60 | HG | 15 |
| WELL BER-0840 NEAR INWOOD 2SSW | IWWW2 | 164FA7FE | LWX | 39°19'20" | -78°03'22" | USGS01 | S | 00:39:10 | 60 | HB | 15 |
| WELL JEF-0526 NEAR LEETOWN 1N | JEFW2 | DE10A230 | LWX | 39°21'04" | -77°55'48" | USGS01 | S | 00:32:30 | 60 | HB | 15 |
| BACK CREEK NEAR JONES SPRINGS 4NE | JSPW2 | DDA6B2A6 | LWX | 39°30'43" | -78°02'15" | USGS01 | S | 00:53:50 | 60 | HG | 15 |
| BULLSKIN RUN NEAR KABLETOWN 1ESE | KBLW2 | 1731571C | LWX | 39°12'42" | -77°50'05" | USGS01 | S | 00:41:30 | 60 | HG | 15 |
| NORTH BRANCH POTOMAC RIVER AT KITZMILLER | KITM2 | CE593556 | LWX | 39°23'38" | -79°10'55" | CENAB1 | B | 00:26:50 | 60 | PC HG |
15 15 |
| LONG BRANCH NEAR ANNANDALE | LBAV2 | 1707774E | LWX | 38°48'49" | -77°14'12" | USGS01 | S | 00:58:00 | 60 | WO HG WT TW WC WP |
15 5 15 15 15 15 |
| LITTLE GUNPOWDER FALLS AT LAUREL BROOK NEAR KINGSVILLE 3NNW | LBFM2 | 1686832A | LWX | 39°30'19" | -76°25'54" | USGS01 | B | 00:25:20 | 60 | HG | 15 |
| LIMESTONE BRANCH NEAR LEESBURG 4N | LBUV2 | DE2EB35E | LWX | 39°10'03" | -77°32'09" | USGS01 | S | 00:12:45 | 15 | HG | 5 |
| WELL 50W 4C NEAR LEESBURG 1ESE | LBWV2 | DDAC659C | LWX | 39°06'23" | -77°31'41" | USGS01 | S | 00:54:00 | 60 | HB | 15 |
| LINTON CREEK NEAR LAUREL DALE NEAR MARTIN 2NW | LDLW2 | 1722A708 | LWX | 39°16'10" | -79°07'53" | USGS01 | S | 00:24:30 | 60 | HG | 15 |
| GOOSE CREEK NEAR LEESBURG NEAR WATSON 1NE | LEEV2 | DDA796B0 | LWX | 39°01'10" | -77°34'40" | USGS01 | B | 00:56:10 | 60 | HG | 15 |
| HOPEWELL RUN AT LEETOWN | LEEW2 | 1715A34C | LWX | 39°21'17" | -77°56'01" | USGS01 | S | 00:06:30 | 60 | HG | 15 |
| MCINTOSH RUN AT LEONARDTOWN | LENM2 | 175F64DC | LWX | 38°18'14" | -76°39'23" | USGS01 | B | 00:46:20 | 60 | HG PC |
15 15 |
| HEADQUARTERS RAWS | LHQV2 | FA64D364 | LWX | 38°40'00" | -78°22'12" | NPS003 | S | 00:46:10 | 60 | PC US UD TA MT XR VB MM UR UP RW |
60 60 60 60 60 60 60 60 60 60 60 |
| ROBINSON RIVER NEAR LOCUST DALE 2SE | LOCV2 | DD90A76E | LWX | 38°19'30" | -78°05'44" | USGS01 | S | 00:47:50 | 60 | HG | 15 |
| LITTLE PATUXENT RIVER AT GUILFORD | LPGM2 | 1710C16A | LWX | 39°10'04" | -76°51'05" | USGS01 | S | 00:01:20 | 60 | HG | 5 |
| PATUXENT RIVER BELOW DUCKETT DAM NEAR LAUREL | LPRM2 | DD0497E8 | LWX | 39°06'57" | -76°52'26" | USGS01 | S | 00:18:40 | 60 | HG | 15 |
| BROAD RUN NEAR LEESBURG 7SE | LRGV2 | 175DC1D0 | LWX | 39°02'47" | -77°25'56" | USGS01 | S | 00:44:50 | 60 | HG | 5 |
| BATTLE RUN NEAR LAUREL MILLS 1NE | LRLV2 | DD9092F4 | LWX | 38°39'20" | -78°04'26" | USGS01 | S | 00:47:40 | 60 | HG | 15 |
| LEESBURG 3N RAIN | LSGV2 | 176306D6 | LWX | 39°09'27" | -77°33'09" | USGS01 | S | 00:50:40 | 60 | PC | 5 |
| WELL CA FD 54 AT CALVERT CLIFFS STATE PARK NEAR LUSBY 1SE | LSWM2 | DE1AA362 | LWX | 38°24'08" | -76°26'05" | USGS01 | S | 00:59:10 | 60 | HB TW |
15 15 |
| NERR WQ SITE AT OTTER POINT CREEK NEAR ABINGDON | LTQM2 | 3B03D61C | LWX | 39°27'03" | -76°16'29" | NOAERD | S | 00:05:50 | 60 | TW WC WS WX WO HM WP WT WF VB |
15 15 15 15 15 15 15 15 15 15 |
| NORTH BRANCH POTOMAC RIVER AT LUKE | LUKM2 | CE71B60A | LWX | 39°28'44" | -79°03'50" | CENAB1 | B | 00:11:20 | 60 | HG | 15 |
| LONG QUARTER BRANCH AT LUTHERVILLE | LUTM2 | 1663D11C | LWX | 39°25'32" | -76°35'46" | USGS01 | B | 00:33:50 | 60 | HG | 5 |
| LOVETTSVILLE | LVRV2 | 176315A0 | LWX | 39°15'56" | -77°38'16" | USGS01 | S | 00:50:50 | 60 | PC | 5 |
| PINEY RUN NEAR LOVETTSVILLE 5WNW | LVTV2 | 1781634E | LWX | 39°18'39" | -77°43'07" | USGS01 | S | 00:17:50 | 60 | HG | 5 |
| SOUTH FORK SHENANDOAH RIVER NEAR LYNNWOOD | LYWV2 | DD90320C | LWX | 38°19'21" | -78°45'17" | USGS01 | S | 00:46:40 | 60 | HG | 15 |
| OPEQUON CREEK NEAR MARTINSBURG 3SE | MBGW2 | DE2091DA | LWX | 39°25'25" | -77°56'20" | USGS01 | B | 00:01:30 | 60 | HG | 15 |
| WELL BER-0445 AT MARTINSBURG | MBWW2 | 1661E172 | LWX | 39°27'24" | -77°58'21" | USGS01 | S | 00:20:20 | 60 | HB | 15 |
| MET STATION AT CHURCHILL ROAD | MCHV2 | DDE72830 | LWX | 38°56'54" | -77°11'22" | USGS01 | S | 00:05:25 | 15 | PC | 5 |
| CATOCTIN CREEK NEAR MIDDLETOWN 1SSW | MDLM2 | DE4EF266 | LWX | 39°25'38" | -77°33'22" | USGS01 | B | 00:53:20 | 60 | HG | 15 |
| GOOSE CREEK NEAR MIDDLEBURG 4W | MDLV2 | DDACC564 | LWX | 38°59'11" | -77°47'49" | USGS01 | S | 00:55:00 | 60 | HG | 15 |
| DEAD RUN AT WHANN AVENUE NEAR MCLEAN 2NNE | MDRV2 | DF0C2384 | LWX | 38°57'35" | -77°10'34" | USGS01 | S | 00:27:10 | 60 | HG WT TW WC WP WO |
5 15 15 15 15 15 |
| MECHUMS RIVER NEAR WHITE HALL NEAR CHARLOTTESVILLE 7NW | MECV2 | DD91A594 | LWX | 38°06'09" | -78°35'34" | USGS01 | S | 00:50:30 | 60 | HG | 15 |
| WELL 41Q 1 AT MCGAHEYSVILLE | MGWV2 | DD6996BC | LWX | 38°21'50" | -78°42'40" | USGS01 | S | 00:46:10 | 60 | HB | 15 |
| SHENANDOAH RIVER NEAR MILLVILLE | MILW2 | 176DF23A | LWX | 39°16'55" | -77°47'22" | USGS01 | S | 00:31:50 | 60 | HG HG |
15 15 |
| SOUTH FORK JABEZ BRANCH NEAR MILLERSVILLE 2SSW | MLRM2 | DE4FF09C | LWX | 39°04'06" | -76°39'06" | USGS01 | S | 00:56:00 | 60 | HG | 5 |
| MET STATION AT LITTLE RUN ELEMENTARY SCHOOL | MLRV2 | 17ED8312 | LWX | 38°49'32" | -77°15'57" | USGS01 | S | 00:38:30 | 60 | PC | 5 |
| SPOUT RUN AT ROUTE 621 NEAR MILLWOOD 2E | MLWV2 | 16E82588 | LWX | 39°04'01" | -78°00'14" | USGS01 | S | 00:00:00 | 60 | HG | 15 |
| SOUTH FORK SOUTH BRANCH POTOMAC RIVER NEAR MOOREFIELD 3S | MOFW2 | DDB99546 | LWX | 39°00'44" | -78°57'23" | USGS01 | S | 00:29:10 | 60 | HG | 15 |
| NORTH FORK SHENANDOAH RIVER AT MOUNT JACKSON | MOJV2 | DDA4D2B4 | LWX | 38°44'44" | -78°38'21" | USGS01 | S | 00:48:50 | 60 | HG | 15 |
| SOUTH MILL CREEK AT MOZER NEAR PETERSBURG 10SSW | MOZW2 | DD53726C | LWX | 38°51'17" | -79°09'48" | USGS01 | S | 00:35:50 | 60 | HG | 15 |
| BULL RUN NEAR MANASSAS PARK NEAR CENTREVILLE 2S | MPBV2 | 73F00518 | LWX | 38°48'11" | -77°26'59" | VATECH | S | 00:08:00 | 60 | QT TW WC WP WT WO |
15 15 15 15 15 15 |
| MONOCACY RIVER NEAR DICKERSON | MRDM2 | DF11C48E | LWX | 39°15'48" | -77°26'08" | USGS01 | S | 00:45:20 | 60 | HG | 15 |
| MORGAN RUN NEAR LOUISVILLE 1W | MRLM2 | 163CCE68 | LWX | 39°27'07" | -76°57'19" | USGS01 | B | 00:08:30 | 60 | HG | 15 |
| METEOLOGICAL STATION AT FALLS CHURCH CITY HALL | MSFV2 | DE2B576C | LWX | 38°53'09" | -77°10'21" | USGS01 | S | 00:08:15 | 15 | PC | 5 |
| METEOROLOGICAL STATION AT GLADE REC STATION IN RESTON | MSGV2 | DDB9A0DC | LWX | 38°55'36" | -77°20'44" | USGS01 | S | 00:29:20 | 60 | PC | 5 |
| MARTINSBURG RAWS | MTGW2 | 9000F068 | LWX | 39°24'34" | -77°58'41" | WVADOC | S | 00:13:50 | 60 | PC US UD TA XR VB UR UP RW |
60 60 60 60 60 60 60 60 60 |
| MUDDY CREEK AT MOUNT CINTON | MUDV2 | 17636330 | LWX | 38°29'12" | -78°57'38" | USGS01 | S | 00:51:00 | 60 | HG | 15 |
| BEAVERDAM CREEK NEAR MOUNTVILLE | MUVV2 | DDACB3F4 | LWX | 39°02'16" | -77°43'20" | USGS01 | B | 00:54:50 | 60 | HG | 5 |
| BLANDY FARM WELL (46W 175) NEAR MILLWOOD 1W | MWWV2 | 17F533A4 | LWX | 39°03'48" | -78°03'54" | USGS01 | S | 00:59:10 | 60 | HB | 15 |
| HICKEY RUN AT NATIONAL ARBORETUM AT WASHINGTON | NAHD2 | DF00DC4E | LWX | 38°54'58" | -76°58'08" | USGS01 | B | 00:09:10 | 60 | HG | 2 |
| NATHANIEL MOUNTAIN RAWS NEAR PURGITSVILLE 7eSE | NATW2 | 9000A014 | LWX | 39°11'57" | -78°47'27" | WVADOC | S | 00:15:40 | 60 | PC US UD TA MT XR VB MM UR UP RW |
60 60 60 60 60 60 60 60 60 60 60 |
| NORTHWEST BRANCH ANACOSTIA AT BRENTWOOD | NBAM2 | DD3BB1E6 | LWX | 38°56'56" | -76°57'22" | USGS01 | S | 00:43:40 | 60 | HG TW WC WT VB |
5 5 5 5 5 |
| PARKER HOLLOW RUN AT NEEDMORE | NDMW2 | DDB9E3D6 | LWX | 39°02'34" | -78°47'52" | USGS01 | S | 00:30:00 | 60 | HG | 15 |
| TONOLOWAY CREEK NEAR NEEDMORE 3.5N | NEEP1 | DE3E815A | LWX | 39°53'54" | -78°07'57" | USGS01 | B | 00:09:40 | 60 | HG | 15 |
| NORTH FORK GOOSE CREEK AT RT 729 NEAR LINCOLN AT NORTH FORK | NFGV2 | 17817038 | LWX | 39°04'20" | -77°41'02" | USGS01 | S | 00:18:10 | 60 | HG | 15 |
| NORTH FORK RIVANNA RIVER NEAR EARLYSVILLE 5E | NFRV2 | DD926784 | LWX | 38°09'48" | -78°25'29" | USGS01 | S | 00:52:30 | 60 | HG | 15 |
| NORTH GLADE RUN NEAR SWANTON | NGLM2 | 1640D7FC | LWX | 39°30'25" | -79°15'05" | USGS01 | B | 00:20:30 | 60 | HG PC |
5 5 |
| NORRISVILLE RAIN GAUGE | NRGM2 | DF12700E | LWX | 39°42'05" | -76°32'00" | USGS01 | B | 00:49:00 | 60 | PC | 15 |
| WELL 49Y1 SOW 022 AT NEERSVILLE | NVWV2 | DD6EA112 | LWX | 39°15'42" | -77°42'38" | USGS01 | S | 00:59:40 | 60 | HB | 15 |
| SMITH CREEK NEAR NEW MARKET 4N | NWMV2 | 166BA32A | LWX | 38°41'36" | -78°38'35" | USGS01 | S | 00:08:50 | 60 | HG TW WC WP WT WO |
15 15 15 15 15 15 |
| YOUGHIOGHENY RIVER NEAR OAKLAND 2S | OAKM2 | CE698E7A | LWX | 39°25'18" | -79°25'25" | CELRP1 | B | 00:24:20 | 60 | HG PC |
15 15 |
| ABRAM CREEK AT OAKMONT | OKMW2 | 17480490 | LWX | 39°22'00" | -79°10'45" | USGS01 | S | 00:16:30 | 60 | HG | 5 |
| TOWN CREEK NEAR OLDTOWN 3NE | OLTM2 | 17AD3340 | LWX | 39°33'12" | -78°33'18" | USGS01 | B | 00:31:50 | 60 | HG | 15 |
| RED RUN NEAR OWINGS MILLS | ONGM2 | 173B8026 | LWX | 39°24'17" | -76°46'46" | USGS01 | S | 00:08:00 | 60 | HG | 5 |
| POND BRANCH AT OREGON RIDGE NEAR COCKEYSVILLE 2W | ORRM2 | 172C858C | LWX | 39°28'49" | -76°41'15" | USGS01 | S | 00:41:00 | 60 | HG | 5 |
| WELL BA DC 444 AT COCKEYSVILLE | ORWM2 | DDB4D52A | LWX | 39°29'33" | -76°41'04" | USGS01 | S | 00:16:30 | 60 | HB | 15 |
| GREAT MEADOWS WELL (48U 26 SOW 215) AT OLD TAVERN | OTWV2 | D11C47F2 | LWX | 38°49'57" | -77°48'17" | USGS01 | S | 00:20:10 | 60 | HB | 15 |
| OCCOQUAN UPPER DAM NEAR LAKE RIDGE 1NE | OUDV2 | 73F0166E | LWX | 38°41'38" | -77°16'38" | VATECH | S | 00:08:10 | 60 | HP QT |
15 15 |
| POTOMAC RIVER NEAR PAWPAW | PAWW2 | CE71A57C | LWX | 39°32'20" | -78°27'23" | CENAB1 | B | 00:27:30 | 60 | HG | 15 |
| LICKING CREEK AT PECTONVILLE | PECM2 | DDB10482 | LWX | 39°40'35" | -78°02'33" | USGS01 | B | 00:06:20 | 60 | HG | 15 |
| SOUTH BRANCH POTOMAC RIVER NEAR PETERSBURG | PETW2 | DE24A17A | LWX | 38°59'28" | -79°10'34" | USGS01 | S | 00:12:10 | 60 | HG | 15 |
| WELL CA DB 47 AT PRINCE FREDERICK | PFWM2 | 1637EB2C | LWX | 38°32'37" | -76°35'41" | USGS01 | S | 00:46:50 | 60 | HB | 15 |
| GUNPOWDER FALLS NEAR PARKTON 2SW | PKTM2 | DE3B95EC | LWX | 39°37'08" | -76°41'25" | USGS01 | S | 00:01:50 | 60 | HG TW |
15 5 |
| BENNETT CREEK AT PARK MILLS | PMBM2 | 17911240 | LWX | 39°17'39" | -77°24'25" | USGS01 | B | 00:48:00 | 60 | HG | 15 |
| MATTAWOMAN CREEK NEAR POMONKEY 1SE | POMM2 | DD0CA6D4 | LWX | 38°35'46" | -77°03'21" | USGS01 | S | 00:53:40 | 60 | HG | 5 |
| POTOMAC RIVER AT POINT OF ROCKS | PORM2 | DD6E42E0 | LWX | 39°16'25" | -77°32'35" | USGS01 | B | 00:58:40 | 60 | HG TW WC WP WO WT |
15 15 15 15 15 15 |
| POTOMAC RIVER AT BURKITTSVILLE ROAD AT BRUNSWICK | PRBM2 | 17CAC3C2 | LWX | 39°18'31" | -77°37'51" | USGS01 | B | 00:16:20 | 60 | HG VB |
15 15 |
| PATUXENT ENVIRONMENTAL CENTER RAWS | PREM2 | 8377411C | LWX | 39°03'18" | -76°49'26" | FWSBID | S | 00:26:30 | 60 | PC US UD TA XR VB UR UP RW |
60 60 60 60 60 60 60 60 60 |
| PATAPSCO RIVER AT HOLLOFIELD NEAR CHADWICK MANOR 1W | PRHM2 | DF01A6F6 | LWX | 39°18'37" | -76°47'33" | USGS01 | S | 00:24:10 | 60 | HG | 15 |
| PATUXENT RIVER NEAR UNITY | PRUM2 | 177182A8 | LWX | 39°14'18" | -77°03'21" | USGS01 | S | 00:59:20 | 60 | HG | 5 |
| PISCATAWAY CREEK AT PISCATAWAY | PSCM2 | 17AC72B0 | LWX | 38°42'21" | -76°57'58" | USGS01 | S | 00:31:10 | 60 | HG | 15 |
| PLUMTREE RUN NEAR BEL AIR | PTRM2 | 17ADA622 | LWX | 39°29'47" | -76°20'51" | USGS01 | B | 00:29:40 | 60 | HG | 5 |
| PRINCE WILLIAM RAWS | PWRV2 | FA64906E | LWX | 38°33'53" | -77°22'16" | NPS003 | S | 00:12:50 | 60 | PC US UD TA MT XR VB MM UR UP RW |
60 60 60 60 60 60 60 60 60 60 60 |
| WELL 51S 7 NEAR DUMFRIES 4W | PWWV2 | DD696638 | LWX | 38°34'23" | -77°24'59" | USGS01 | S | 00:45:40 | 60 | HB | 15 |
| RAPPAHANNOCK RIVER NEAR REMINGTON 1S | RENV2 | DD4FF27A | LWX | 38°31'50" | -77°48'50" | USGS01 | S | 00:26:30 | 60 | HG | 15 |
| OCTORARO CREEK NEAR RICHARDSMERE 1NE | RICM2 | DDC317AC | LWX | 39°42'24" | -76°06'56" | USGS01 | B | 00:54:30 | 60 | HG | 15 |
| TURKEY BRANCH NEAR ROCKVILLE | RKVM2 | DE291192 | LWX | 39°04'06" | -77°04'54" | USGS01 | S | 00:05:15 | 15 | HG | 5 |
| DEER CREEK NEAR ROCKS STATE PARK NEAR CHERRY HILL 1SW | RSPM2 | DE4403B0 | LWX | 39°37'48" | -76°24'12" | USGS01 | B | 00:24:10 | 60 | HG | 15 |
| WELL 52V 2D AT RESTON | RSWV2 | DD4D4400 | LWX | 38°56'58" | -77°22'01" | USGS01 | S | 00:19:20 | 60 | HB | 15 |
| RAPIDAN RIVER NEAR RUCKERSVILLE 2NNE | RUCV2 | DDA3F66C | LWX | 38°16'50" | -78°20'25" | USGS01 | S | 00:46:30 | 60 | HG | 15 |
| HAZEL RIVER AT RIXEYVILLE | RXYV2 | DD4FE10C | LWX | 38°35'30" | -77°57'55" | USGS01 | S | 00:26:20 | 60 | HG | 15 |
| ANTIETAM CREEK NEAR SHARPSBURG 1SE | SACM2 | DE468050 | LWX | 39°26'59" | -77°43'49" | USGS01 | B | 00:30:50 | 60 | HG | 15 |
| HAWLINGS RIVER NEAR SANDY SPRING 2N | SANM2 | 167B4746 | LWX | 39°10'28" | -77°01'17" | USGS01 | S | 00:52:30 | 60 | HG | 15 |
| LITTLE PATUXENT RIVER AT SAVAGE | SAVM2 | DE418264 | LWX | 39°08'04" | -76°48'58" | USGS01 | S | 00:17:40 | 60 | HG | 5 |
| SNAKEDEN BRANCH ABOVE LAKE AUDUBON AT RESTON | SBAV2 | 1689C6B2 | LWX | 38°55'46" | -77°20'28" | USGS01 | S | 00:22:50 | 60 | HG TW WC WO WP WT |
5 5 5 5 5 5 |
| ROCKY MARSH RUN AT SCRABBLE | SCRW2 | 17310760 | LWX | 39°28'59" | -77°49'54" | USGS01 | S | 00:41:20 | 60 | HG | 15 |
| METEOROLOGICAL STATION AT FRANKLIN MIDDLE SCHOOL | SFMV2 | DDF1DFE4 | LWX | 38°54'28" | -77°25'18" | USGS01 | S | 00:03:25 | 15 | PC | 5 |
| SOUTH FORK SHENANDOAH RIVER AT LURAY | SFSV2 | DDA520CA | LWX | 38°38'46" | -78°32'05" | USGS01 | S | 00:49:40 | 60 | HG | 15 |
| SAINT GEORGE CREEK AT STRAITS POINT | SGSM2 | 1667E1BC | LWX | 38°08'16" | -76°30'00" | USGS01 | B | 00:27:10 | 60 | HG PC |
6 6 |
| POTOMAC RIVER AT SHEPHERDSTOWN | SHEW2 | 17ED9064 | LWX | 39°26'05" | -77°48'05" | USGS01 | B | 00:38:40 | 60 | HG | 15 |
| NORTH RIVER NEAR STOKESVILLE 5W | SKVV2 | 178D443E | LWX | 38°20'06" | -79°14'21" | USGS01 | S | 00:00:50 | 60 | HG | 5 |
| SCOTTS LEVEL BRANCH AT ROCKDALE NEAR RANDALLSTOWN 1E | SLRM2 | DE4FC506 | LWX | 39°21'42" | -76°45'42" | USGS01 | S | 00:55:40 | 60 | HG TW WC WP WT |
5 5 5 5 5 |
| WELL WA BK 25 NEAR SMITHBURG | SMWM2 | 1769448E | LWX | 39°38'51" | -77°34'30" | USGS01 | S | 00:00:40 | 60 | HB | 1 |
| SOUTH FORK RIVANNA RIVER NEAR CHARLOTTESVILLE 2WSW | SORV2 | 172B01AC | LWX | 38°06'06" | -78°27'39" | USGS01 | S | 00:52:20 | 60 | HG | 15 |
| SOUTH BRANCH POTOMAC RIVER NEAR SPRINGFIELD 2E | SPRW2 | DDBD3084 | LWX | 39°26'49" | -78°39'16" | USGS01 | S | 00:38:50 | 60 | HG TW WC WP WT WO |
15 15 15 15 15 15 |
| PO RIVER NEAR SPOTSYLVANIA 2S | SPTV2 | DD90C288 | LWX | 38°10'17" | -77°35'41" | USGS01 | S | 00:48:10 | 60 | HG | 15 |
| WELL JEF-0797 NEAR SHEPHERDSTOWN 2NW | SPWW2 | DE207228 | LWX | 39°27'57" | -77°50'10" | USGS01 | S | 00:01:10 | 60 | HB | 15 |
| SAVAGE RIVER RESERVOIR NEAR BLOOMINGTON 4NW | SRDM2 | CE4363E6 | LWX | 39°30'29" | -79°08'06" | CENAB1 | S | 00:04:30 | 60 | HP HP PC |
15 60 15 |
| JONES FALLS AT SORRENTO NEAR BROOKLANDVILLE | SRTM2 | 1678F3C6 | LWX | 39°23'45" | -76°39'46" | USGS01 | S | 00:26:50 | 60 | HG | 15 |
| SAVAGE RIVER TAILWATER AT SAVAGE DAM NEAR BLOOMINGTON 3NW | SRVM2 | CE717DC6 | LWX | 39°30'08" | -79°07'25" | CENAB1 | B | 00:26:40 | 60 | TW HG |
15 15 |
| SUSQUEHANNA RAWS | SSQM2 | B8001182 | LWX | 39°36'27" | -76°09'35" | MDFDRN | S | 00:25:30 | 60 | PC US UD TA XR VB UR UP RW |
60 60 60 60 60 60 60 60 60 |
| NORTH FORK SHENANDOAH RIVER NEAR STRASBURG 2ESE | STGV2 | DD69754E | LWX | 38°58'36" | -78°20'10" | USGS01 | S | 00:45:50 | 60 | HG | 15 |
| AUGUSTA COUNTY WELL 38P1 SOW 070 NEAR JOLIVUE 1NNE | STWV2 | 17EE0208 | LWX | 38°07'49" | -79°04'06" | USGS01 | S | 00:39:50 | 60 | HB | 5 |
| NORTH BRANCH POTOMAC RIVER AT STEYER | STYM2 | CE7B1972 | LWX | 39°18'07" | -79°18'25" | CENAB1 | B | 00:27:00 | 60 | HG | 15 |
| BRUSHY FORK NEAR SUGAR GROVE 2S | SUGW2 | DD8DB0E0 | LWX | 38°27'59" | -79°19'08" | USGS01 | S | 00:40:00 | 60 | HG | 15 |
| SWAN CREEK AT SWAN CREEK | SWNM2 | 177884F4 | LWX | 39°31'22" | -76°08'32" | USGS01 | B | 00:29:10 | 60 | HG | 15 |
| CATOCTIN CREEK AT TAYLORSTOWN | TAYV2 | DDA24718 | LWX | 39°15'18" | -77°34'36" | USGS01 | S | 00:42:00 | 60 | HG | 15 |
| DEEP CREEK LAKE NEAR THAYERVILL | THYM2 | 168AE750 | LWX | 39°30'40" | -79°17'54" | USGS01 | S | 00:07:50 | 60 | HP TW |
15 15 |
| SLIGO CREEK NEAR TAKOMA PARK | TKPM2 | DE2902E4 | LWX | 38°59'10" | -77°00'18" | USGS01 | B | 00:05:10 | 15 | HG | 5 |
| TEN MILE CREEK PRECIP GAGE NEAR CLARKSVILLE 2SW | TMPM2 | 16FEB7BA | LWX | 39°13'28" | -77°18'59" | USGS01 | B | 00:21:10 | 60 | PC PC |
15 15 |
| TRIPPS RUN AT FALLS CHURCH | TRFV2 | DE2941EE | LWX | 38°52'46" | -77°10'45" | USGS01 | S | 00:05:30 | 15 | HG HG |
5 5 |
| TUSCARORA CREEK ABOVE MARTINSBURG | TUSW2 | DD40B7E2 | LWX | 39°28'10" | -77°58'18" | USGS01 | S | 00:32:30 | 60 | HG HG |
5 5 |
| WELL CL AD 47 AT UNION MILLS | UNWM2 | 174BC680 | LWX | 39°40'08" | -77°00'56" | USGS01 | S | 00:20:00 | 60 | HB | 15 |
| WESTERN BRANCH AT UPPER MARLBORO | UPRM2 | DE4172E0 | LWX | 38°48'51" | -76°44'55" | USGS01 | B | 00:17:30 | 60 | HG | 15 |
| UPPER TRACT RAWS | UPTW2 | 9000958E | LWX | 38°49'00" | -79°16'38" | WVADOC | S | 00:17:50 | 60 | PC US UD TA XR VB UR UP RW |
60 60 60 60 60 60 60 60 60 |
| SOUTH FORK LITTLE DIFFICULT RUN ABOVE MOUTH NEAR VIENNA 2W | VLDV2 | DF01E5FC | LWX | 38°54'32" | -77°20'19" | USGS01 | S | 00:24:50 | 60 | HG WT TW WC WP WO |
5 15 15 15 15 15 |
| GWYNNS FALLS AT VILLA NOVA | VNVM2 | 17882618 | LWX | 39°20'45" | -76°44'00" | USGS01 | S | 00:35:20 | 60 | HG | 5 |
| ANTIETAM CREEK NEAR WAYNESBORO 2SW | WANP1 | DD180488 | LWX | 39°42'58" | -77°36'23" | USGS01 | B | 00:56:30 | 60 | HG | 15 |
| SOUTH FORK CATOCTIN CREEK NEAR WATERFORD | WATV2 | DDFF75A6 | LWX | 39°11'28" | -77°36'55" | USGS01 | S | 00:02:55 | 15 | HG | 5 |
| SOUTH RIVER AT WAYNESBORO | WAYV2 | 17E63334 | LWX | 38°03'27" | -78°54'30" | USGS01 | S | 00:23:10 | 60 | HG | 15 |
| GWYNNS FALLS AT WASHINGTON BLVD AT BALTIMORE | WBGM2 | DD06921C | LWX | 39°16'19" | -76°39'00" | USGS01 | S | 00:25:40 | 60 | HG | 5 |
| CEDAR CREEK NEAR WINCHESTER NEAR STEPHENS CITY 4W | WCCV2 | DD906270 | LWX | 39°04'52" | -78°19'46" | USGS01 | S | 00:47:10 | 60 | HG | 15 |
| WELL HRD-0301 NEAR WARDENSVILLE 1SW | WDWW2 | DD3E604E | LWX | 39°03'33" | -78°37'07" | USGS01 | S | 00:56:20 | 60 | HB | 15 |
| WHITEMARSH RUN NEAR WHITEMARSH 1SW | WHMM2 | DE292408 | LWX | 39°22'14" | -76°26'46" | USGS01 | B | 00:05:20 | 15 | HG | 5 |
| HONEYGO RUN NEAR WHITE MARSH | WMHM2 | DE4F136E | LWX | 39°22'59" | -76°25'59" | USGS01 | B | 00:53:40 | 60 | HG | 5 |
| NORTH FORK CATOCTIN CREEK AT RT 681 NEAR WATERFORD 1NW | WNFV2 | DD04741A | LWX | 39°12'18" | -77°37'26" | USGS01 | S | 00:18:00 | 60 | HG | 15 |
| UNNAMED DITCH ON WILSON PT ROAD AT MIDDLE RIVER | WPRM2 | DF1036F0 | LWX | 39°19'56" | -76°25'40" | USGS01 | B | 00:35:50 | 60 | HG | 2 |
| WINTERS RUN NEAR BEL AIR ACRES 2SW | WRBM2 | 172776A0 | LWX | 39°30'55" | -76°22'07" | USGS01 | B | 00:51:10 | 60 | HG | 5 |
| WAITES RUN NEAR WARDENSVILLE 3S | WRDW2 | DE2494E0 | LWX | 39°02'34" | -78°35'54" | USGS01 | S | 00:12:00 | 60 | HG TW |
5 15 |
| WHITEFORD RAIN GAUGE | WRGM2 | DF12808A | LWX | 39°42'37" | -76°21'08" | USGS01 | B | 00:49:20 | 60 | PC PP |
15 15 |
| WESTERN RUN AT WESTERN RUN NEAR COCKEYSVILLE 1NW | WRWM2 | 172EC372 | LWX | 39°30'39" | -76°40'35" | USGS01 | B | 00:41:10 | 60 | HG | 5 |
| GEORGES CREEK AT FRANKLIN/WESTERNPORT | WSTM2 | 1795040C | LWX | 39°30'03" | -79°02'55" | USGS01 | B | 00:54:50 | 60 | HG | 15 |
| ZEKIAH SWAMP RUN NEAR NEWTOWN 1SE | ZSRM2 | 17AC472A | LWX | 38°29'26" | -76°55'38" | USGS01 | B | 00:30:40 | 60 | HG | 15 |
