971  
SRUS41 KLWX 181700  
RVALWX  
DCC001-MDC001-003-005-009-013-017-021-023-025-027-031-033-037-  
043-510-PAC001-009-055-057-VAC013-015-033-043-047-059-061-069-  
079-099-103-107-113-133-137-139-153-157-159-165-171-177-179-  
187-193-510-600-610-630-660-683-685-790-820-840-WVC003-023-  
027-031-037-057-065-071-190059-  
 
HYDROLOGIC SUMMARY  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
100 PM EDT WED JUL 18 2018  
 
RIVER LEVELS IN THE POTOMAC...SHENANDOAH...AND RAPPAHANNOCK  
BASINS...  
 
FLOOD LATEST 6HR  
LOCATION STAGE STAGE OBS TIME CHG  
   
..POTOMAC BASIN
 
 
NORTH BRANCH POTOMAC RIVER  
STEYER 9.0 2.39 WED 12 PM -0.06  
KITZMILLER 9.0 3.09 WED 12 PM -0.18  
J RANDOLPH LAKE ELEV. 1466.33 WED 12 PM 0.08  
BARNUM 3.18 WED 12 PM 0.00  
LUKE 10.5 1.85 WED 12 PM 0.00  
CUMBERLAND 17.0 2.91 WED 12 PM -0.02  
 
SOUTH BRANCH POTOMAC RIVER  
FRANKLIN 7.0 2.04 WED 01 PM -0.02  
PETERSBURG 14.0 4.67 WED 12 PM -0.07  
MOOREFIELD M M M  
SPRINGFIELD 15.0 2.46 WED 12 PM 0.10  
 
NORTH FORK SOUTH BRANCH POTOMAC RIVER  
CABINS 4.92 WED 12 PM -0.06  
 
SOUTH FORK SOUTH BRANCH POTOMAC RIVER  
BRANDYWINE 10.0 1.46 WED 12 PM -0.02  
MOOREFIELD 10.0 3.06 WED 12 PM -0.01  
 
POTOMAC RIVER  
PAW PAW 25.0 5.35 WED 12 PM 0.03  
HANCOCK 30.0 3.95 WED 12 PM -0.06  
WILLIAMSPORT 23.0 2.50 WED 06 AM M  
SHEPHERDSTOWN 30.0 2.92 WED 12 PM 0.14  
HARPERS FERRY 18.0 2.44 WED 12 PM -0.01  
POINT OF ROCKS 16.0 2.07 WED 12 PM -0.07  
EDWARDS FERRY 15.0 4.47 WED 01 PM 0.08  
LITTLE FALLS 10.0 3.45 WED 01 PM -0.04  
 
TIDAL POTOMAC RIVER  
DATUM OF GAGE IS WMLW /NAVD88 PLUS 2.26 FEET/  
DC/WISCONSIN AVE. 3.83 WED 01 PM 2.25  
DATUM OF GAGE IS NAVD88  
ALEXANDRIA DOCK 1.52 WED 01 PM 2.08  
 
WASHINGTON CHANNEL  
DATUM OF GAGE IS MLLW /NAVD88 PLUS 1.40 FEET/  
DC/SW WATERFRONT 2.84 WED 01 PM 2.17  
 
SAVAGE RIVER  
BARTON 1.35 WED 12 PM -0.03  
SAVAGE RIVER RS ELEV. 1462.21 WED 12 PM -0.06  
BLOOMINGTON 0.63 WED 12 PM 0.00  
 
GEORGES CREEK  
FRANKLIN/WSTRNPRT. 8.0 3.29 WED 01 PM 0.00  
 
WILLS CREEK  
HYNDMAN PA 1.88 WED 12 PM -0.10  
CUMBERLAND 10.0 2.60 WED 12 PM -0.12  
 
CACAPON RIVER  
GREAT CACAPON 9.0 1.79 WED 12 PM -0.01  
 
TONOLOWAY CREEK  
NEEDMORE PA 3.07 WED 12 PM -0.04  
HANCOCK 2.23 WED 01 PM -0.09  
 
CONOCOCHEAGUE CREEK  
FAIRVIEW 10.0 2.12 WED 01 PM -0.14  
 
OPEQUON CREEK  
BERRYVILLE 10.0 4.64 WED 01 PM -0.16  
MARTINSBURG 10.0 3.06 WED 12 PM -0.18  
 
ANTIETAM CREEK  
WAYNESBORO PA 6.5 2.63 WED 01 PM -0.07  
SHARPSBURG 8.0 3.00 WED 12 PM -0.19  
 
MONOCACY RIVER  
BRIDGEPORT 13.0 2.22 WED 12 PM -0.01  
FREDERICK/MONOCACY 2.21 WED 12 PM 0.09  
FREDERICK/I-70 15.0 2.32 WED 12 PM 0.09  
 
GOOSE CREEK  
MIDDLEBURG 13.0 2.97 WED 01 PM -0.11  
LEESBURG 12.0 2.17 WED 01 PM -0.26  
 
SENECA CREEK  
DAWSONVILLE 7.5 2.17 WED 01 PM 0.00  
 
ROCK CREEK  
SHERRILL DRIVE 7.0 2.26 WED 12 PM -0.25  
JOYCE DRIVE 1.84 WED 11 AM -0.30  
 
BULL RUN  
CATHARPIN 1.01 WED 11 AM -0.04  
MANASSAS PARK 3.90 WED 12 PM -0.58  
   
..SHENANDOAH BASIN
 
 
NORTH FORK SHENANDOAH RIVER  
COOTES STORE 15.0 2.47 WED 12 PM 0.00  
MOUNT JACKSON 13.0 2.96 WED 01 PM -0.03  
BURNSHIRE DAM 13.0 2.00 WED 11 AM 0.10  
STRASBURG 17.0 2.44 WED 01 PM -0.01  
 
SOUTH FORK SHENANDOAH RIVER  
LYNNWOOD 16.0 2.66 WED 01 PM -0.02  
LURAY 14.0 2.52 WED 01 PM -0.01  
FRONT ROYAL 12.0 1.63 WED 12 PM 0.03  
 
SHENANDOAH RIVER  
MILLVILLE 10.0 2.64 WED 12 PM 0.01  
 
NORTH RIVER  
STOKESVILLE 2.01 WED 12 PM -0.01  
BURKETOWN 11.0 2.19 WED 01 PM 0.00  
 
MIDDLE RIVER  
GROTTOES 12.0 3.66 WED 12 PM 0.02  
 
SOUTH RIVER  
WAYNESBORO 9.5 2.56 WED 12 PM 0.00  
RIFE RD-WAYNESBORO 10.0 2.34 WED 12 PM 0.01  
DOOMS 11.0 2.54 WED 01 PM 0.02  
HARRISTON 9.5 2.28 WED 01 PM -0.01  
   
..RAPPAHANNOCK BASIN
 
 
RAPIDAN RIVER  
RUCKERSVILLE 14.0 1.96 WED 01 PM -0.03  
CULPEPER 13.0 1.32 WED 01 PM 0.04  
 
RAPPAHANNOCK RIVER  
REMINGTON 15.0 4.23 WED 12 PM 0.09  
WEST FREDERICKSBG. 13.0 2.83 WED 12 PM 0.01  
 
TIDAL RAPPAHANNOCK RIVER  
FREDERICKSBURG 13.0 2.90 WED 11 AM 1.80  
   
..PATAPSCO BASIN
 
 
PATAPSCO RIVER  
LIBERTY RES - ELEV 419.82 WED 12 PM -0.02  
WOODSTOCK - ELEV. 237.01 WED 01 PM -0.35  
HOLLOFIELD 11.0 1.89 WED 12 PM 0.11  
ELLICOTT CITY ELEV M M M  
CATONSVILLE 20.0 11.32 WED 12 PM 0.23  
PATAPSCO ST PARK 15.0 5.91 WED 12 PM 0.13  
ELKRIDGE - ELEV. 8.51 WED 01 PM 0.30  
   
..PATUXENT BASIN
 
 
PATUXENT RIVER  
UNITY 8.0 2.28 WED 12 PM -0.10  
BELOW BRIGHTON DAM 9.0 1.78 WED 01 PM -0.01  
LAUREL - I-95 9.5 4.60 WED 11 AM M  
LAUREL - 9TH ST 4.27 WED 12 PM 0.00  
LAUREL - AVONDALE M M M  
BOWIE 19.0 5.92 WED 01 PM -0.68  
 
LITTLE PATUXENT RIVER  
CENTENNIAL - ELEV. 310.07 WED 12 PM -0.20  
ALLVIEW - ELEV. 271.46 WED 12 PM -0.21  
GUILFORD 11.0 2.81 WED 12 PM -0.18  
SAVAGE 10.0 3.63 WED 12 PM 0.05  
 
...READINGS FROM OUTSIDE THE STERLING HYDROLOGIC SERVICE AREA...  
 
JAMES RIVER  
LICK RUN 2.08  
BUCHANAN 2.69  
HOLCOMB ROCK 4.43  
BENT CREEK 3.50  
SCOTTSVILLE 3.17  
CARTERSVILLE 1.58  
RICHMOND-WESTHAM 4.08  
RICHMOND LOCKS 0.48  
 
SUSQUEHANNA RIVER  
HARRISBURG 3.66  
MARIETTA 34.47  
CONOWINGO DAM 10.59  
 
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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