Velarion Records

The 340B register and hospital finances — joined, watched daily, delivered.

EPA · discharge permits by watershed

Horsepen Run (subwatershed 020700080902)

A subwatershed is a unit of the national Watershed Boundary Dataset, and water crosses state lines: this one carries permits in Virginia. Each permit is placed by the outfall EPA names as its representative discharge point.

By state

Permits discharging here

Permit holderNPDES IDCityStateProgramDischargerReceiving water
13100 & 13150 WORLDGATE DRIVEVAR10W895VAVAConstruction stormwaterMinorHorsepen Run
1700 SOUTH STERLING BOULEVARDVAR10V537STERLINGVAConstruction stormwaterMinorHorsepen Run
22675 DULLES SUMMIT COURTVAR10T042STERLINGVAConstruction stormwaterMinorHorsepen Run
ARPINA VALLEYVAR10V127HERNDONVAConstruction stormwaterMinorHorsepen Run
AURORA STATION AT DULLESVAR10W928HERNDONVAConstruction stormwaterMinorHorsepen Run
CENTREVILLE RD TO MONROE STVAR10V045FAIRFAXVAConstruction stormwaterMinorHorsepen Run
CFA WOODLAND PARKVAR10N610HERNDONVAConstruction stormwaterMinorHorsepen Run
CHANDON PARK TRAIL IMPROVEMENTSVAR10N093HERNDONVAConstruction stormwaterMinorHorsepen Run
CONCOURSE A-B SE APRON & TLE 1 RECONSTRUCTIONVAR10T618DULLESVAConstruction stormwaterMinorHorsepen Run
CONSTRUCT NEW TAXILANES W&W3 AND RECONSTRUCT TAXILVAR10W904DULLESVAConstruction stormwaterMinorHorsepen Run
DARVISH DATA CENTERVAR10R509STERLINGVAConstruction stormwaterMinorHorsepen Run
DULLES ELECTRICVAR10W054STERLINGVAConstruction stormwaterMinorHorsepen Run
DULLES STATION BUILDING DVAR10T565HERNDONVAConstruction stormwaterMinorHorsepen Run
DULLES TECHNOLOGY CENTER PARCEL 4MVAR10P039HERNDONVAConstruction stormwaterMinorHorsepen Run
DULLES TIER 2 CONCOURSE (EAST)VAR10T099DULLESVAConstruction stormwaterMinorCub Run
FOX MILL ELEMENTARY SCHOOL ADDITIONSVAR10P008HERNDONVAConstruction stormwaterMinorHorsepen Run
IAD 251 SPAN 7 OLD OX ROAD CONNECTIONVAR10W566DULLESVAConstruction stormwaterMinorHorsepen Run
IAD FUEL FACILITY UPGRADESVAR10X405OAK HILLVAConstruction stormwaterMinorHorsepen Run
INNOVATION CENTER SOUTHVAR10Q498HERNDONVAConstruction stormwaterMinorHorsepen Run
INNOVATION MULTI-FAMILYVAR10S782HERNDONVAConstruction stormwaterMinorHorsepen Run
JK MAINTENANCE SHOPVAR10S750STERLINGVAConstruction stormwaterMinorHorsepen Run
JK ON QUICKSILVERVAR10S546STERLINGVAConstruction stormwaterMinorHorsepen Run
LIBERTY PARK PHASE IVAR10O376HERNDONVAConstruction stormwaterMinorHorsepen Run
LOUDOUN CENTER TO DULLES BERRYVAR10S283ASHBURNVAConstruction stormwaterMinorBroad Run-Beaverdam Run
LOUDOUN QUARRIESVAG840095STERLINGVAMinorHorsepen Run
MARS 230 KV LOOPVAR10S888LOUDOUNVAConstruction stormwaterMinorHorsepen Run
MARS LAYDOWN YARDVAR10U688STERLINGVAConstruction stormwaterMinorHorsepen Run
MARS SUBSTATIONVAR10S889ASHBURNVAConstruction stormwaterMinorHorsepen Run
MWAA - WASHINGTON DULLES INTERNATIONAL AIRPORTVA0089541STERLINGVAMinorHorsepen Run
MWAA E LINE SANITARY SEWER SYSTEM IMPROVEMENTSVAR10V275DULLESVAConstruction stormwaterMinorHorsepen Run
OLD OX RD TO SUNRISE VALLEY DRVAR10Q235HERNDONVAConstruction stormwaterMinorHorsepen Run
OLD OX ROAD REALIGNMENT AND EXPANSIONVAR10O397LOUDOUNVAConstruction stormwaterMinorHorsepen Run
PARK PLACEVAR10S513HERNDONVAConstruction stormwaterMinorHorsepen Run
PINECREST RESEARCH CENTERVAR10E807RESTONVAConstruction stormwaterMinorSugarland Run
PRINCE TOWNEVAR10P342HERNDONVAConstruction stormwaterMinorHorsepen Run
PRO-PAVE PROPERTYVAR10P460STERLINGVAConstruction stormwaterMinorHorsepen Run
PROLOGIS PARK BUILDING 4VAR10X407STERLINGVAConstruction stormwaterMinorHorsepen Run
RECONSTRUCT TAXI LANE D, TAXIWAY F & TAXIWAY Z IADVAR10V583DULLESVAConstruction stormwaterMinorHorsepen Run
RELOCATION DRIVE SITE PLANVAR10R437STERLINGVAConstruction stormwaterMinorHorsepen Run
RENAISSANCE TECH PARK BRIDGINGVAR10S394HERNDONVAConstruction stormwaterMinorHorsepen Run