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Important for you to know:

  • New to WDFN: see current water conditions throughout the state using the new State Pages. Visit the Louisiana page for an example. Filter by continuous data type and age of data, view latest values, and link to graphing options to explore the data further. You can update the state name in the URL to visit your State Page or read our announcement on the Water Data for the Nation blog to find links to all the state and territory pages.
Important Inventory Page

USGS Parameter Group Data Types Start Date End Date
Information Water-quality 1997-04-22 2017-09-05
Inorganics, Major, Metals Water-quality 1997-06-24 2017-06-07
Inorganics, Major, Non-metals Water-quality 1997-04-22 2017-09-05
Inorganics, Minor, Non-metals Water-quality 2007-06-19 2017-09-05
Inorganics, Minor, metals Water-quality 1997-06-24 2017-06-07
Nutrient Water-quality 1997-06-24 2017-06-07
Organics, other Water-quality 1997-04-22 2017-09-05
Organics, pesticide Water-quality 1997-06-24 2017-06-07
Physical Groundwater Levels, Water-quality 1997-04-22 2023-07-24
Radiochemistry Water-quality 1997-06-24 2017-09-05
Stable Isotopes Water-quality 1997-06-24 2017-09-05
n/a USGS Annual Water Data Reports Site 2007-01-01 2012-01-01
Water Data for the Nation inventory

Monitoring location 411511091155101 is associated with a Well in Louisa County, Iowa. Water data back to 1997 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
411511091155101 n/a
Site name
075N04W36DBC 1997NAWQA Louisa County n/a
Site type
Well
GW
DMS latitude 411510.6 n/a
DMS longitude 0911550.6 n/a
Decimal latitude 41.25294444 n/a
Decimal longitude -91.2640556 n/a
Latitude-longitude method
Mapping grade GPS unit (handheld accuracy range 12 to 40 ft) G
Latitude-longitude accuracy
Accurate to + or - .1 sec (Differentially-Corrected GPS). 1
Latitude-longitude datum
North American Datum of 1983 NAD83
Decimal Latitude-longitude datum North American Datum of 1983 NAD83
District
Iowa 19
State
Iowa 19
County
Louisa County 115
Country US n/a
Land net location description SWNWSES36 T075N R04W 5 n/a
Name of location map Columbus Junction n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 590.16 feet n/a
Method altitude determined Light Detection And Ranging, airplane J
Altitude accuracy .01 feet n/a
Altitude datum
North American Vertical Datum of 1988 NAVD88
Subbasin hydrologic unit
07080209
Drainage basin
n/a
Topographic setting
Flood plain
G
Flags for instruments at site NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
19970422 n/a
Date site established or inventoried 19970422 n/a
Drainage area
n/a
Contributing drainage area n/a
Time Zone abbreviation CST n/a
Site honors Daylight Saving Time
Y n/a
Data reliability
Data have been checked by the reporting agency. C
Data-other GW files YYNYNYNN n/a
National aquifer Sand and gravel aquifers (glaciated regions) N100GLCIAL
Local aquifer Holocene Alluvium 111ALVM
Local aquifer type
Unconfined single aquifer U
Well depth 18.5 feet n/a
Hole depth
n/a
Source of depth data L n/a
Project number 461907800 n/a