USGS Parameter Group | Data Types | Start Date | End Date |
---|---|---|---|
Information | Water-quality | 1959-03-03 | 1992-04-23 |
Inorganics, Major, Metals | Water-quality | 1961-06-09 | 1982-04-19 |
Inorganics, Major, Non-metals | Daily Values, Unit Values, Water-quality | 1961-06-09 | 2024-09-01 |
Inorganics, Minor, Non-metals | Water-quality | 1972-05-17 | 1976-08-31 |
Inorganics, Minor, metals | Water-quality | 1961-06-09 | 1982-04-19 |
Microbiological | Water-quality | 1976-08-31 | 1976-08-31 |
Nutrient | Water-quality | 1961-06-09 | 1982-04-19 |
Organics, PCBs | Water-quality | 1972-05-17 | 1976-08-31 |
Organics, other | Water-quality | 1976-08-31 | 1976-08-31 |
Organics, pesticide | Water-quality | 1972-05-17 | 1976-08-31 |
Physical | Daily Values, Unit Values, Water-quality | 1895-02-01 | 2024-09-01 |
Radiochemistry | Water-quality | 1961-11-03 | 1984-09-01 |
Sediment | Daily Values, Water-quality | 1959-03-03 | 1993-04-18 |
n/a | Peak Measurements | 1889-06-02 | 2023-03-05 |
n/a | USGS Annual Water Data Reports Site | 2006-01-01 | 2023-01-01 |
Monitoring location 01638500 is associated with a Stream in Frederick County, Maryland. Current conditions of Discharge, Dissolved oxygen, Gage height, and more are available. Water data back to 1889 are available online.
Metadata Element | Location Metadata | Metadata Code |
---|---|---|
Agency
|
U.S. Geological Survey | USGS |
Site identification number
|
01638500 | n/a |
Site name
|
POTOMAC RIVER AT POINT OF ROCKS, MD | n/a |
Site type
|
Stream
|
ST |
DMS latitude | 391624.9 | n/a |
DMS longitude | 0773235.2 | n/a |
Decimal latitude | 39.2735833 | n/a |
Decimal longitude | -77.5431111 | 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
|
Frederick County | 021 |
Country | US | n/a |
Land net location description | n/a | |
Name of location map | n/a | |
Scale of location map | n/a | |
Altitude of Gage/land surface | 199.92 feet | n/a |
Method altitude determined | Level or other surveyed method. | L |
Altitude accuracy | .01 feet | n/a |
Altitude datum
|
North American Vertical Datum of 1988 | NAVD88 |
Subbasin hydrologic unit
|
Middle Potomac-Catoctin | 02070008 |
Drainage basin
|
n/a | |
Topographic setting
|
n/a | |
Flags for instruments at site | YYYNYNYNNNYNNNNNNNNNNNNNNNNNNN | n/a |
Date of first construction
|
n/a | |
Date site established or inventoried | n/a | |
Drainage area
|
9651 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 | 442400100 | n/a |