Data Collection Platforms: Maryland
Updated: 09/16/26 22:00:04 GMT
| NWSLI | Location Description |
|---|---|
| ABGM2 | WHEEL CREEK NEAR ABINGDON 2NW |
| ACCM2 | ACCIDENT 1NE |
| ANBM2 | ANTIETAM NATIONAL BATTLEFIELD RAWS |
| ARTM2 | ARROWHEAD RUN AT THAYERVILLE |
| ASIM2 | BUNTING BRIDGE ON ASSATEAGUE ISLAND NATIONAL SEASHORE |
| ASTM2 | ASSATEAGUE ISLAND RAWS |
| BABM2 | BYNUM RUN NEAR BEL AIR 1E |
| BBSM2 | BIRCH BRANCH NEAR SHOWELL 1N |
| BCKM2 | GEORGES RUN NEAR BECKLEYSVILLE 1SE |
| BDGM2 | MONOCACY RIVER AT BRIDGEPORT |
| BELM2 | SIDELING HILL CREEK NEAR BELLEGROVE 4SSE |
| BENM2 | WINTERS RUN NEAR BENSON 1NE |
| BGHM2 | PATUXENT RIVER BELOW BRIGHTON DAM |
| BIKM2 | LITTLE SENECA CREEK TRIBUTARY NEAR BRINK 1NNW |
| BKYM2 | GRAVE RUN NEAR BECKLEYSVILLE 1N |
| BLCM2 | JAMES RUN NEAR BELCAMP 1NW |
| BLMM2 | LITTLE FALLS AT BLUE MOUNT |
| BLWM2 | BLACKWATER RAWS NEAR CAMBRIDGE 8S |
| BOWM2 | PATUXENT RIVER NEAR BOWIE NEAR DAVIDSONVILLE 2NW |
| BOYM2 | CABIN BRANCH NEAR BOYDS 1NE |
| BRAM2 | BYNUM RUN NEAR ABINGDON |
| BRCM2 | BEAR CREEK NEAR FRIENDSVILLE 1ESE |
| BRIM2 | NERRS WATER QUALITY SITE CHESAPEAKE BAY NEAR LOTHIAN |
| BRKM2 | LITTLE FALLS DAM ON POTOMAC RIVER NEAR BROOKMONT |
| BRMM2 | BAISMAN RUN AT BROADMOOR |
| BRTM2 | BACK RIVER TRIBUTARY AT ROCKY POINT PARK |
| BRUM2 | BIG PIPE CREEK AT BRUCEVILLE |
| BSBM2 | BEETREE RUN AT BENTLEY SPRINGS |
| BSLM2 | NERRS METEOROLOGICAL SITE PATUXENT RIVER NEAR BRISTOL 3SW |
| BTMM2 | TEN MILE CREEK NEAR BOYDS 1N |
| BTNM2 | SAVAGE RIVER NEAR BARTON NEAR MERRIL 2S |
| CBEM2 | NORTH BRANCH POTOMAC RIVER AT CUMBERLAND |
| CCMM2 | CHERRY CREEK AT STATE PARK ROAD |
| CDHM2 | NORTH BRANCH PATAPSCO RIVER AT CEDARHURST |
| CHVM2 | BEAVERDAM CREEK NEAR CHEVERLY |
| CKPM2 | KINGSLEY ENVIRONMENTAL EDUCATION CENTER PRECIP GAGE NEAR CLARKSBURG 1WSW |
| CKYM2 | BEAVERDAM RUN AT COCKEYSVILLE |
| CLAM2 | NW BRANCH ANACOSTIA RIVER NEAR COLESVILLE NEAR KEMP MILL 1E |
| CLKM2 | LITTLE SENECA CREEK TRIBUTARY NEAR CLARKSBURG 1ESE |
| CLMM2 | ST CLEMENT CREEK NEAR CLEMENTS |
| CLNM2 | EASTERN BAY AT CLAIBORNE |
| CLSM2 | PAINT BRANCH TRIBUTARY NEAR COLESVILLE MANOR |
| CMCM2 | CHICAMACOMICO RIVER NEAR SALEM 2E |
| CNWM2 | SUSQUEHANNA RIVER AT CONOWINGO |
| CPPM2 | Paint Branch near White Oak |
| CRGM2 | CHURCHVILLE RAIN GAUGE |
| CRSM2 | LITTLE ANNEMESSEX RIVER AT CRISFIELD |
| CTMM2 | TEN MILE CREEK NEAR CLARKSBURG 1SW |
| CTSM2 | PATAPSCO RIVER NEAR CATONSVILLE 1SW |
| CVLM2 | CEDARVILLE RAWS |
| CWCM2 | WILLS CREEK NEAR CUMBERLAND |
| DAWM2 | SENECA CREEK NEAR DAWSONVILLE 1E |
| DEDM2 | Dead Run near Catonsville |
| DELM2 | GWYNNS FALLS NEAR DELIGHT 1E |
| DRFM2 | DEAD RUN AT FRANKLINTOWN |
| DRLM2 | DEER CREEK NEAR DARLINGTON 1SE |
| DVRM2 | PINEY RUN AT DOVER NEAR BUTLER 1SW |
| EBHM2 | EAST BRANCH HERBERT RUN AT ARBUTUS |
| EBLM2 | ELKHORN BRANCH OF LITTLE PATUXENT RIVER NEAR COLUMBIA 1SE |
| EDFM2 | POTOMAC RIVER AT EDWARDS FERRY NEAR POOLESVILLE 3SW |
| EKMM2 | BIG ELK CREEK AT ELK MILLS |
| ERDM2 | PATAPSCO RIVER NEAR ELKRIDGE 1SW |
| FALM2 | RAIN GAGE IN WINTERS RUN BASIN AT FALLSTON |
| FAVM2 | CONOCOCHEAGUE CREEK AT FAIRVIEW |
| FDKM2 | MONOCACY RIVER AT JUG BRIDGE NEAR FREDERICK 3E |
| FLRM2 | WHITEMARSH RUN NEAR FULLERTON NEAR PARKVILLE 1E |
| FNKM2 | BEAVER RUN NEAR FINKSBURG 1SW |
| FOXM2 | CATOCTIN MOUNTAIN RAWS NEAR FOXVILLE 1NE |
| FRDM2 | YOUGHIOGHENY RIVER NEAR FRIENDSVILLE 1SSW |
| FRMM2 | MONOCACY RIVER AT MONOCACY BLVD AT FREDERICK |
| GALM2 | LONG GREEN CREEK NEAR GLEN ARM 1E |
| GAMM2 | MINEBANK RUN NEAR GLEN ARM 5SW |
| GBSM2 | SAWMILL CREEK AT GLEN BURNIE |
| GCEM2 | GUNPOWDER FALLS AT GLENCOE |
| GFHM2 | GUNPOWDER FALLS AT HOFFMANVILLE NEAR ROCKDALE |
| GLNM2 | CATTAIL CREEK NEAR GLENWOOD 1SSW |
| GMNM2 | LITTLE SENECA CREEK TRIBUTARY NEAR GERMANTOWN 1N |
| GMRM2 | ST. MARYS RIVER AT GREAT MILLS |
| GNBM2 | CHOPTANK RIVER NEAR GREENSBORO |
| GNTM2 | CASSELMAN RIVER NEAR GRANTSVILLE 1ENE |
| GRDM2 | GREEN RIDGE RAWS |
| GRMM2 | MARSH RUN AT GRIMES |
| HANM2 | TONOLOWAY CREEK NEAR HANCOCK 1ENE |
| HCTM2 | BIG HUNTING CREEK NEAR THURMONT 2W |
| HDGM2 | CHESAPEAKE BAY AT HAVRE DE GRACE |
| HNKM2 | POTOMAC RIVER AT HANCOCK |
| HOYM2 | YOUGHIOGHENY RIVER AT HOYES |
| HRSM2 | HERRING RUN AT SINCLAIR LANE AT CLAREMONT |
| HYAM2 | SOPER BRANCH AT HYATTSTOWN |
| IDLM2 | WEST BRANCH HERRING RUN AT IDLEWYLDE |
| IHDM2 | POTOMAC RIVER AT INDIAN HEAD |
| IWBM2 | ISLE OF WIGHT BAT AT ISLE OF WIGHT |
| JPAM2 | Foster Branch near Joppatowne |
| KENM2 | MORGAN CREEK NEAR KENNEDYVILLE |
| KITM2 | NORTH BRANCH POTOMAC RIVER AT KITZMILLER |
| LBFM2 | LITTLE GUNPOWDER FALLS AT LAUREL BROOK NEAR KINGSVILLE 3NNW |
| LENM2 | MCINTOSH RUN AT LEONARDTOWN |
| LPGM2 | LITTLE PATUXENT RIVER AT GUILFORD |
| LPRM2 | PATUXENT RIVER BELOW DUCKETT DAM NEAR LAUREL |
| LSWM2 | WELL CA FD 54 AT CALVERT CLIFFS STATE PARK NEAR LUSBY 1SE |
| LTQM2 | NERR WQ SITE AT OTTER POINT CREEK NEAR ABINGDON |
| LUKM2 | NORTH BRANCH POTOMAC RIVER AT LUKE |
| LUTM2 | LONG QUARTER BRANCH AT LUTHERVILLE |
| MDLM2 | CATOCTIN CREEK NEAR MIDDLETOWN 1SSW |
| MLRM2 | SOUTH FORK JABEZ BRANCH NEAR MILLERSVILLE 2SSW |
| MLTM2 | UNICORN BRANCH NEAR MILLINGTON |
| MNBM2 | MANOKIN BRANCH NEAR PRINCESS ANNE 1NE |
| MRDM2 | MONOCACY RIVER NEAR DICKERSON |
| MRLM2 | MORGAN RUN NEAR LOUISVILLE 1W |
| NBAM2 | NORTHWEST BRANCH ANACOSTIA AT BRENTWOOD |
| NGLM2 | NORTH GLADE RUN NEAR SWANTON |
| NRGM2 | NORRISVILLE RAIN GAUGE |
| NSWM2 | NASSAWANGO CREEK NEAR SNOW HILL 5NW |
| OAKM2 | YOUGHIOGHENY RIVER NEAR OAKLAND 2S |
| OLTM2 | TOWN CREEK NEAR OLDTOWN 3NE |
| ONGM2 | RED RUN NEAR OWINGS MILLS |
| ORRM2 | POND BRANCH AT OREGON RIDGE NEAR COCKEYSVILLE 2W |
| ORWM2 | WELL BA DC 444 AT COCKEYSVILLE |
| PECM2 | LICKING CREEK AT PECTONVILLE |
| PFWM2 | WELL CA DB 47 AT PRINCE FREDERICK |
| PKTM2 | GUNPOWDER FALLS NEAR PARKTON 2SW |
| PMBM2 | BENNETT CREEK AT PARK MILLS |
| POMM2 | MATTAWOMAN CREEK NEAR POMONKEY 1SE |
| PORM2 | POTOMAC RIVER AT POINT OF ROCKS |
| PRBM2 | POTOMAC RIVER AT BURKITTSVILLE ROAD AT BRUNSWICK |
| PREM2 | PATUXENT ENVIRONMENTAL CENTER RAWS |
| PRHM2 | PATAPSCO RIVER AT HOLLOFIELD NEAR CHADWICK MANOR 1W |
| PRUM2 | PATUXENT RIVER NEAR UNITY |
| PSCM2 | PISCATAWAY CREEK AT PISCATAWAY |
| PTRM2 | PLUMTREE RUN NEAR BEL AIR |
| PWLM2 | POWELLVILLE 3WNW RAWS |
| RICM2 | OCTORARO CREEK NEAR RICHARDSMERE 1NE |
| RKVM2 | TURKEY BRANCH NEAR ROCKVILLE |
| RSPM2 | DEER CREEK NEAR ROCKS STATE PARK NEAR CHERRY HILL 1SW |
| RVDM2 | Northeast Branch Anacostia River at Riverdale |
| SACM2 | ANTIETAM CREEK NEAR SHARPSBURG 1SE |
| SANM2 | HAWLINGS RIVER NEAR SANDY SPRING 2N |
| SAVM2 | LITTLE PATUXENT RIVER AT SAVAGE |
| SGSM2 | SAINT GEORGE CREEK AT STRAITS POINT |
| SLRM2 | SCOTTS LEVEL BRANCH AT ROCKDALE NEAR RANDALLSTOWN 1E |
| SMWM2 | WELL WA BK 25 NEAR SMITHBURG |
| SRDM2 | SAVAGE RIVER RESERVOIR NEAR BLOOMINGTON 4NW |
| SRPM2 | NANTICOKE RIVER AT SHARPTOWN |
| SRTM2 | JONES FALLS AT SORRENTO NEAR BROOKLANDVILLE |
| SRVM2 | SAVAGE RIVER TAILWATER AT SAVAGE DAM NEAR BLOOMINGTON 3NW |
| SSQM2 | SUSQUEHANNA RAWS |
| STYM2 | NORTH BRANCH POTOMAC RIVER AT STEYER |
| SWNM2 | SWAN CREEK AT SWAN CREEK |
| THYM2 | DEEP CREEK LAKE NEAR THAYERVILL |
| TKPM2 | SLIGO CREEK NEAR TAKOMA PARK |
| TMPM2 | TEN MILE CREEK PRECIP GAGE NEAR CLARKSVILLE 2SW |
| TTDM2 | Tributary to Dead Run Tributary at Woodlawn |
| TUKM2 | TUCKAHOE RAWS |
| UNWM2 | WELL CL AD 47 AT UNION MILLS |
| UPRM2 | WESTERN BRANCH AT UPPER MARLBORO |
| VNVM2 | GWYNNS FALLS AT VILLA NOVA |
| WBGM2 | GWYNNS FALLS AT WASHINGTON BLVD AT BALTIMORE |
| WDLM2 | Dead Run Tributary near Woodlawn |
| WDNM2 | Dead Run at Woodlawn |
| WESM2 | CRANBERRY BRANCH NEAR WESTMINSTER, MD |
| WHMM2 | WHITEMARSH RUN NEAR WHITEMARSH 1SW |
| WLRM2 | POCOMOKE RIVER NEAR WILLARDS 2E |
| WMHM2 | HONEYGO RUN NEAR WHITE MARSH |
| WOLM2 | Dead Run Tributary at Woodlawn |
| WPRM2 | UNNAMED DITCH ON WILSON PT ROAD AT MIDDLE RIVER |
| WRBM2 | WINTERS RUN NEAR BEL AIR ACRES 2SW |
| WRGM2 | WHITEFORD RAIN GAUGE |
| WRWM2 | WESTERN RUN AT WESTERN RUN NEAR COCKEYSVILLE 1NW |
| WSTM2 | GEORGES CREEK AT FRANKLIN/WESTERNPORT |
| ZSRM2 | ZEKIAH SWAMP RUN NEAR NEWTOWN 1SE |
