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Important Data may be provisional - learn more

These links download data from the USGS Water Data Services in the RDB format .

If you are an R user, use the USGS dataRetrieval Package to download, analyze, and plot your data.

USGS Parameter Group Data Types Start Date End Date
Information Water-quality 1991-03-11 1992-09-15
Inorganics, Major, Metals Water-quality 1953-04-22 1991-07-16
Inorganics, Major, Non-metals Water-quality 1953-04-22 1992-09-15
Inorganics, Minor, metals Water-quality 1953-04-22 1991-11-06
Nutrient Water-quality 1953-04-22 1991-07-16
Organics, PCBs Water-quality 1991-07-16 1991-07-16
Organics, other Water-quality 1991-03-11 1991-11-06
Organics, pesticide Water-quality 1991-03-11 1991-11-06
Physical Daily Values, Unit Values, Water-quality 1940-10-01 2021-02-27
Sediment Water-quality 1991-03-11 1992-09-15
n/a Peak Measurements 1935-07-08 2019-04-15
n/a Site Visits 1940-10-23 2021-02-25
n/a USGS Annual Water Data Reports Site 2005-01-01 2019-01-01
Classic 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
S
Latitude-longitude datum
NAD83
Decimal Latitude-longitude datum NAD83
District
36
State
36
County
101
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 L
Altitude accuracy n/a
Altitude datum
NGVD29
Subbasin hydrologic unit
02050104
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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