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  • Explore the New  USGS National Water Dashboard  interactive map to access real-time data from over 13,500 stations nationwide.
  • Attention current WaterAlert users: NextGen WaterAlert is replacing Legacy WaterAlert.  You must take action before 9/30/2022 to retain your alerts.  Read more.

USGS Parameter Group Data Types Start Date End Date
Inorganics, Major, Metals Water-quality 1930-09-08 1968-07-10
Inorganics, Major, Non-metals Water-quality 1930-09-08 2008-05-14
Inorganics, Minor, metals Water-quality 1930-09-08 1968-07-10
Nutrient Water-quality 1930-09-08 1968-07-10
Physical Daily Values, Unit Values, Water-quality 1925-04-01 2022-10-02
n/a Peak Measurements 1877-11-01 2021-03-01
n/a Site Visits 1925-04-04 2022-09-07
n/a USGS Annual Water Data Reports Site 2006-01-01 2021-01-01
Water Data for the Nation inventory

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
M
Latitude-longitude accuracy
U
Latitude-longitude datum
NAD27
Decimal Latitude-longitude datum NAD83
District
51
State
51
County
023
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
02080201
Drainage basin
n/a
Topographic setting
n/a
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 Savings 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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