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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 1974-04-16 2012-06-06
Information Water-quality 1974-07-24 2021-02-23
Inorganics, Major, Metals Water-quality 1973-02-21 2020-10-22
Inorganics, Major, Non-metals Daily Values, Unit Values, Water-quality 1973-02-21 2021-02-27
Inorganics, Minor, Non-metals Water-quality 1973-03-19 2020-10-22
Inorganics, Minor, metals Water-quality 1973-03-19 2020-10-22
Microbiological Water-quality 1973-02-21 2009-09-02
Nutrient Daily Values, Unit Values, Water-quality 1973-02-21 2021-02-27
Organics, PCBs Water-quality 1977-05-04 1997-08-27
Organics, other Water-quality 1973-03-19 2020-12-17
Organics, pesticide Water-quality 1975-11-05 2020-08-28
Physical Daily Values, Unit Values, Water-quality 1928-10-01 2021-02-27
Population/Community Water-quality 1974-07-24 1981-09-16
Radiochemistry Water-quality 1978-06-14 1997-08-27
Sediment Unit Values, Water-quality 1973-09-18 2021-02-27
Stable Isotopes Water-quality 2013-08-14 2020-12-17
n/a Peak Measurements 2011-05-04 2020-01-19
n/a Site Visits 1924-07-16 2021-02-24
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
M
Latitude-longitude accuracy
F
Latitude-longitude datum
NAD27
Decimal Latitude-longitude datum NAD83
District
18
State
18
County
051
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
05120202
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 Savings Time
n/a
Data reliability
C
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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