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Important for you to know:

  • New to WDFN: see current water conditions throughout the state using the new State Pages. Filter by continuous data type and age of data, view latest values, and link to graphing options to explore the data further. To learn more, read our announcement on the Water Data for the Nation blog.

USGS Parameter Group Data Types Start Date End Date
Information Water-quality 2007-04-26 2024-02-05
Inorganics, Major, Non-metals Daily Values, Unit Values, Water-quality 2007-07-23 2024-11-08
Microbiological Water-quality 2007-04-26 2024-02-05
Nutrient Water-quality 2007-04-26 2023-12-11
Organics, other Water-quality 2009-03-28 2009-05-26
Organics, pesticide Water-quality 2009-03-28 2009-05-26
Physical Daily Values, Unit Values, Water-quality 2007-04-26 2024-11-08
Sediment Water-quality 2007-07-23 2023-09-11
n/a Peak Measurements 2008-05-12 2016-02-24
n/a Site Visits 2007-08-29 2024-10-15
n/a USGS Annual Water Data Reports Site 2007-01-01 2023-01-01
Water Data for the Nation inventory

Monitoring location 01649190 is associated with a Stream in Montgomery County, Maryland. Current conditions of Discharge, Dissolved oxygen, Gage height, and more are available. Water data back to 2007 are available online.

Metadata Element Location Metadata Metadata Code
Agency
USGS
Site identification number
n/a
Site name
n/a
Site type
ST
DMS latitude n/a
DMS longitude n/a
Decimal latitude n/a
Decimal longitude n/a
Latitude-longitude method
N
Latitude-longitude accuracy
1
Latitude-longitude datum
NAD83
Decimal Latitude-longitude datum NAD83
District
24
State
24
County
031
Country 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 n/a
Method altitude determined D
Altitude accuracy n/a
Altitude datum
NAVD88
Subbasin hydrologic unit
02070010
Drainage basin
n/a
Topographic setting
C
Flags for instruments at site n/a
Date of first construction
n/a
Date site established or inventoried n/a
Drainage area
n/a
Contributing drainage area n/a
Time Zone abbreviation n/a
Site honors Daylight Saving Time
n/a
Data reliability
n/a
Data-other GW files 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 n/a

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