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USGS Parameter Group Data Types Start Date End Date
Physical Daily Values, Unit Values 2024-12-20 2025-02-04
Water Data for the Nation inventory

Monitoring location 01620000 is associated with a Stream in Washington County, Maryland. Current conditions of Gage height and Stream water level elevation above NAVD 1988 are available. Water data back to 2024 are available online.

LOCATION.--on walkbridge portion of the Winchester and Potomac Railroad Bridge, near right bank, 300 ft upstream of Shenandoah River and 0.1 miles west of Harpers Ferry, WV. PERIOD OF RECORD.-- December 20, 2024 to current year. GAGE (MANU).-- Water-stage recorder and crest-stage gage. Datum of gage is 242.56 ft above North American Vertical Datum of 1988. REMARKS (MANU).-- This is a stage-only station. Discharge is not determined at this location. U.S. Geological Survey satellite data-collection platform at station.
Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
01620000 n/a
Site name
POTOMAC RIVER AT HARPERS FERRY, WV n/a
Site type
Stream
ST
DMS latitude 391925.5 n/a
DMS longitude 0774341.5 n/a
Decimal latitude 39.32375 n/a
Decimal longitude -77.7281944 n/a
Latitude-longitude method
Interpolated from MAP. M
Latitude-longitude accuracy
Accurate to + or - 1 sec. S
Latitude-longitude datum
North American Datum of 1983 NAD83
Decimal Latitude-longitude datum North American Datum of 1983 NAD83
District
Maryland 24
State
Maryland 24
County
Washington County 043
Country US n/a
Land net location description n/a
Name of location map Harpers Ferry n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 242.56 feet n/a
Method altitude determined GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System X
Altitude accuracy .09 feet n/a
Altitude datum
North American Vertical Datum of 1988 NAVD88
Subbasin hydrologic unit
Conococheague-Opequon 02070004
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site YNNNYNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
n/a
Date site established or inventoried n/a
Drainage area
6290 square miles n/a
Contributing drainage area n/a
Time Zone abbreviation EST n/a
Site honors Daylight Saving Time
Y n/a
Data reliability
n/a
Data-other GW files NNNNNNNN n/a
National aquifer n/a
Local aquifer n/a
Local aquifer type
n/a
Well depth n/a
Hole depth
n/a
Source of depth data n/a
Project number 0774344 n/a