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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
Biological Water-quality 1992-10-20 1992-10-20
Information Water-quality 1955-05-03 1999-10-05
Inorganics, Major, Metals Water-quality 1955-05-03 1992-10-20
Inorganics, Major, Non-metals Water-quality 1955-05-03 1999-10-05
Inorganics, Minor, Non-metals Water-quality 1992-10-20 1999-09-19
Inorganics, Minor, metals Water-quality 1955-08-29 1999-09-19
Microbiological Water-quality 1999-09-17 1999-09-17
Nutrient Water-quality 1955-05-03 1999-09-19
Organics, PCBs Water-quality 1992-10-20 1992-10-20
Organics, other Water-quality 1992-10-20 1999-09-19
Organics, pesticide Water-quality 1992-10-20 1999-09-19
Physical Daily Values, Unit Values, Water-quality 1939-10-01 2021-02-25
Radiochemistry Water-quality 1992-10-20 1992-10-20
Sediment Water-quality 1969-03-07 1999-09-19
n/a Peak Measurements 1940-05-25 2018-11-13
n/a Site Visits 1939-11-08 2021-01-26
n/a USGS Annual Water Data Reports Site 2006-01-01 2020-01-01
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
G
Latitude-longitude accuracy
S
Latitude-longitude datum
NAD83
Decimal Latitude-longitude datum NAD83
District
37
State
37
County
077
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 R
Altitude accuracy n/a
Altitude datum
NAVD88
Subbasin hydrologic unit
03020101
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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