984  
SRUS41 KLWX 180500  
RVALWX  
DCC001-MDC001-003-005-009-013-015-017-021-023-025-027-  
031-033-037-043-510-VAC003-013-015-043-047-059-061-069-  
079-099-107-113-125-137-139-153-157-165-171-177-179-187-  
510-540-600-610-630-660-683-685-790-820-840-WVC003-023-  
027-031-037-057-065-071-181300-  
 
HYDROLOGIC SUMMARY  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
100 AM EDT MON OCT 18 2021  
 
RIVER LEVELS IN THE NWS BALTIMORE/WASHINGTON SERVICE AREA...  
 
FLOOD LATEST 6HR  
LOCATION STAGE STAGE OBS TIME CHG  
   
..POTOMAC BASIN
 
 
NORTH BRANCH POTOMAC RIVER  
STEYER 9.0 2.30 MON 12 AM -0.03  
KITZMILLER 9.0 2.41 MON 12 AM -0.06  
J RANDOLPH LAKE ELEV. 1446.08 MON 12 AM -0.11  
BARNUM 3.12 MON 12 AM 0.02  
LUKE 10.5 1.80 MON 12 AM 0.00  
CUMBERLAND 17.0 2.65 MON 12 AM -0.01  
 
SOUTH BRANCH POTOMAC RIVER  
FRANKLIN 7.0 1.80 MON 01 AM -0.01  
PETERSBURG 14.0 3.84 MON 12 AM 0.00  
MOOREFIELD 7.15 MON 01 AM 0.00  
SPRINGFIELD 15.0 1.49 MON 12 AM -0.01  
 
NORTH FORK SOUTH BRANCH POTOMAC RIVER  
CABINS 4.17 MON 12 AM 0.01  
 
SOUTH FORK SOUTH BRANCH POTOMAC RIVER  
BRANDYWINE 10.0 1.49 MON 12 AM -0.01  
MOOREFIELD 10.0 2.95 MON 12 AM -0.01  
 
POTOMAC RIVER  
PAW PAW 25.0 4.09 MON 12 AM -0.04  
HANCOCK 30.0 3.24 MON 12 AM 0.01  
DAM NUMBER FIVE 21.0 1.63 MON 12 AM -0.02  
WILLIAMSPORT 23.0 1.42 SUN 08 AM M  
SHEPHERDSTOWN 30.0 2.24 MON 12 AM 0.00  
HARPERS FERRY 18.0 TEMPORARILY UNAVAILABLE  
POINT OF ROCKS 16.0 1.63 MON 12 AM -0.01  
EDWARDS FERRY 15.0 3.68 MON 01 AM 0.03  
LITTLE FALLS 10.0 3.18 MON 01 AM -0.04  
 
TIDAL POTOMAC RIVER  
DATUM OF GAGE IS WMLW /NAVD88 PLUS 2.26 FEET/  
DC/WISCONSIN AVE. 6.0 1.06 MON 01 AM -2.32  
DATUM OF GAGE IS NAVD88  
ALEXANDRIA DOCK 3.3 -1.15 MON 01 AM -1.93  
 
WASHINGTON CHANNEL  
DATUM OF GAGE IS MLLW /NAVD88 PLUS 1.40 FEET/  
DC/SW WATERFRONT 4.2 0.17 MON 01 AM -2.19  
 
SAVAGE RIVER  
BARTON 1.21 MON 12 AM 0.01  
SAVAGE RIVER RS ELEV. 1445.64 MON 12 AM -0.08  
BLOOMINGTON 0.65 MON 12 AM 0.00  
 
GEORGES CREEK  
FRANKLIN/WSTRNPRT. 8.0 3.08 MON 01 AM 0.00  
 
WILLS CREEK  
HYNDMAN PA 1.33 MON 12 AM -0.01  
CUMBERLAND 10.0 2.10 MON 12 AM 0.00  
 
CACAPON RIVER  
GREAT CACAPON 9.0 1.47 MON 12 AM 0.00  
 
TONOLOWAY CREEK  
NEEDMORE PA 3.09 MON 12 AM -0.01  
HANCOCK 2.05 MON 01 AM 0.01  
 
CONOCOCHEAGUE CREEK  
FAIRVIEW 10.0 1.88 MON 01 AM -0.03  
 
OPEQUON CREEK  
BERRYVILLE 10.0 4.44 MON 12 AM -0.02  
MARTINSBURG 10.0 2.19 SUN 11 PM -0.06  
 
ANTIETAM CREEK  
WAYNESBORO PA 6.5 2.54 MON 01 AM -0.03  
SHARPSBURG 8.0 2.81 MON 12 AM -0.01  
 
MONOCACY RIVER  
BRIDGEPORT 13.0 2.54 MON 12 AM -0.01  
FREDERICK/MONOCACY 2.26 MON 12 AM 0.03  
FREDERICK/I-70 15.0 2.29 MON 12 AM 0.03  
 
GOOSE CREEK  
MIDDLEBURG 13.0 2.60 MON 01 AM -0.03  
LEESBURG 12.0 1.67 MON 01 AM 0.02  
 
SENECA CREEK  
DAWSONVILLE 7.5 2.09 MON 01 AM -0.03  
 
ROCK CREEK  
SHERRILL DRIVE DC 7.0 1.85 MON 12 AM -0.04  
JOYCE DRIVE DC 1.38 MON 12 AM -0.06  
 
BULL RUN  
CATHARPIN 1.04 SUN 11 PM -0.03  
MANASSAS PARK 12.0 3.04 SUN 11 PM -0.01  
   
..SHENANDOAH BASIN
 
 
NORTH FORK SHENANDOAH RIVER  
COOTES STORE 15.0 2.59 MON 12 AM -0.01  
MOUNT JACKSON 13.0 2.72 MON 01 AM -0.01  
STRASBURG 17.0 2.06 MON 12 AM 0.00  
 
SOUTH FORK SHENANDOAH RIVER  
LYNNWOOD 16.0 2.73 MON 01 AM -0.01  
LURAY 14.0 2.49 MON 01 AM -0.01  
FRONT ROYAL 12.0 1.59 MON 12 AM -0.01  
 
SHENANDOAH RIVER  
MILLVILLE 10.0 2.26 MON 12 AM -0.07  
 
NORTH RIVER  
STOKESVILLE 2.07 MON 12 AM -0.01  
BURKETOWN 11.0 2.40 MON 01 AM 0.00  
 
MIDDLE RIVER  
CHURCHVILLE 8.0 M M M  
GROTTOES 12.0 3.60 MON 12 AM -0.03  
 
SOUTH RIVER  
WAYNESBORO 9.5 2.55 MON 12 AM 0.00  
RIFE RD-WAYNESBORO 10.0 1.82 MON 12 AM -0.01  
DOOMS 11.0 2.43 MON 01 AM -0.02  
HARRISTON 9.5 2.34 SUN 11 PM 0.00  
   
..RAPPAHANNOCK BASIN
 
 
RAPIDAN RIVER  
RUCKERSVILLE 14.0 2.10 MON 01 AM -0.01  
CULPEPER 13.0 1.34 MON 01 AM -0.02  
 
RAPPAHANNOCK RIVER  
REMINGTON 15.0 3.45 MON 12 AM -0.06  
WEST FREDERICKSBG. 13.0 2.37 MON 12 AM 0.02  
   
..PATAPSCO BASIN
 
 
PATAPSCO RIVER  
LIBERTY RES - ELEV 419.29 MON 01 AM -0.01  
WOODSTOCK - ELEV. 236.20 MON 01 AM -0.02  
HOLLOFIELD 11.0 1.63 MON 12 AM -0.02  
ELLICOTT CITY ELEV 122.5 114.16 MON 01 AM -0.03  
CATONSVILLE 20.0 M M M  
PATAPSCO ST PARK 15.0 5.61 MON 12 AM -0.02  
ELKRIDGE - ELEV. 16.0 8.25 MON 01 AM -0.03  
   
..PATUXENT BASIN
 
 
PATUXENT RIVER  
UNITY 8.0 2.12 MON 12 AM -0.01  
BELOW BRIGHTON DAM 9.0 1.94 MON 01 AM 0.01  
LAUREL - I-95 9.5 4.38 MON 12 AM 0.00  
LAUREL - 9TH ST 3.93 MON 12 AM -0.01  
LAUREL - AVONDALE 4.66 MON 12 AM 0.00  
BOWIE 19.0 4.79 MON 01 AM -0.10  
 
LITTLE PATUXENT RIVER  
CENTENNIAL - ELEV. 310.03 MON 12 AM -0.03  
COLUMBIA TC - ELEV 298.5 290.10 MON 12 AM -0.03  
ALLVIEW - ELEV. 280.0 271.36 MON 01 AM 0.02  
GUILFORD 11.0 2.41 MON 12 AM -0.03  
SAVAGE 10.0 3.10 MON 12 AM -0.05  
   
..SUSQUEHANNA BASIN
 
 
SUSQUEHANNA RIVER  
HARRISBURG PA 4.19  
MARIETTA PA 35.42  
CONOWINGO DAM 23.5 9.55 MON 12 AM -4.54  
   
..YOUGHIOGHENY BASIN
 
 
YOUGHIOGHENY RIVER  
OAKLAND 2.30 MON 12 AM -0.05  
HOYES 2.91 MON 01 AM -0.05  
FRIENDSVILLE 2.57 MON 01 AM -0.02  
 
...READINGS FROM OUTSIDE THE STERLING HYDROLOGIC SERVICE AREA...  
 
JAMES RIVER  
LICK RUN 1.95  
BUCHANAN 2.38  
HOLCOMB ROCK 4.39  
BENT CREEK 3.10  
SCOTTSVILLE 3.25  
CARTERSVILLE 1.67  
RICHMOND-WESTHAM 4.16  
RICHMOND LOCKS 0.36  
 
NOTE - THESE DATA ARE PRELIMINARY. FULL QUALITY CONTROL MAY NOT  
HAVE BEEN PERFORMED, AND GAGE MALFUNCTIONS MAY OCCUR.  
 
DURING PERIODS OF HIGH WATER OR FLOODING, CREST FORECAST UPDATES  
CAN BE OBTAINED IN THE RIVER FLOOD WARNINGS (WBCFLWLWX) AND RIVER  
FLOOD STATEMENTS (WBCFLSLWX). UPDATED HYDROLOGIC INFORMATION CAN  
ALSO BE OBTAINED FROM OUR WEB PAGE AT HTTP://WEATHER.GOV/WASHINGTON  
 

 
 
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