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Important for you to know:

  • New to WDFN: see current water conditions throughout the state using the new State Pages. Visit the Louisiana page for an example. Filter by continuous data type and age of data, view latest values, and link to graphing options to explore the data further. You can update the state name in the URL to visit your State Page or read our announcement on the Water Data for the Nation blog to find links to all the state and territory pages.
Important Legacy real-time page

USGS Parameter Group Data Types Start Date End Date
Information Water-quality 1959-01-03 2024-02-13
Inorganics, Major, Metals Water-quality 1963-08-19 2020-08-04
Inorganics, Major, Non-metals Daily Values, Unit Values, Water-quality 1963-08-19 2024-12-03
Inorganics, Minor, Non-metals Water-quality 1969-10-23 2020-08-04
Inorganics, Minor, metals Water-quality 1963-08-19 2020-08-04
Microbiological Water-quality 1969-07-16 2024-02-13
Nutrient Water-quality 1963-08-19 2023-12-10
Organics, other Water-quality 1969-10-23 2020-08-04
Physical Daily Values, Unit Values, Water-quality 1938-08-01 2024-12-03
Population/Community Water-quality 1980-01-02 1980-07-23
Radiochemistry Water-quality 1969-10-23 1971-09-29
Sediment Water-quality 1959-01-03 2023-09-11
n/a Peak Measurements 1933-08-23 2023-08-08
n/a Site Visits 1938-08-15 2024-11-19
n/a USGS Annual Water Data Reports Site 2006-01-01 2023-01-01
Water Data for the Nation inventory

Monitoring location 01649500 is associated with a Stream in Prince George's County, Maryland. Current conditions of Discharge, Dissolved oxygen, Gage height, and more are available. Water data back to 1933 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
01649500 n/a
Site name
NORTHEAST BRANCH ANACOSTIA RIVER AT RIVERDALE, MD n/a
Site type
Stream
ST
DMS latitude 385736.9 n/a
DMS longitude 0765533.5 n/a
Decimal latitude 38.96025 n/a
Decimal longitude -76.9259722 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
Prince George's County 033
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 11.55 feet n/a
Method altitude determined GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System X
Altitude accuracy .15 feet n/a
Altitude datum
North American Vertical Datum of 1988 NAVD88
Subbasin hydrologic unit
Middle Potomac-Anacostia-Occoquan 02070010
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site YNNYNNYNNYNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
n/a
Date site established or inventoried n/a
Drainage area
72.8 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

Operated in cooperation with:

logo for Prince George's County
Prince George's County
logo for USGS - Cooperative Matching Funds
USGS - Cooperative Matching Funds