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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 1950-04-17 1974-11-19
Inorganics, Major, Metals Water-quality 1950-04-17 1974-11-19
Inorganics, Major, Non-metals Water-quality 1950-04-17 1974-11-19
Inorganics, Minor, Non-metals Water-quality 1971-04-03 1974-11-19
Inorganics, Minor, metals Water-quality 1950-04-17 1974-11-19
Nutrient Water-quality 1950-04-17 1974-11-19
Physical Groundwater Levels, Water-quality 1950-04-17 1974-11-19
Radiochemistry Water-quality 1974-11-19 1974-11-19
Water Data for the Nation inventory

Monitoring location 420020092471001 is associated with a Well in Marshall County, Iowa. Water data back to 1950 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
420020092471001 n/a
Site name
083N17W13BBB 04154 1950Le Grand 1 n/a
Site type
Well
GW
DMS latitude 420023 n/a
DMS longitude 0924701 n/a
Decimal latitude 42.006378 n/a
Decimal longitude -92.7838094 n/a
Latitude-longitude method
Interpolated from MAP. M
Latitude-longitude accuracy
Accurate to + or - 5 sec. F
Latitude-longitude datum
North American Datum of 1927 NAD27
Decimal Latitude-longitude datum North American Datum of 1983 NAD83
District
Iowa 19
State
Iowa 19
County
Marshall County 127
Country US n/a
Land net location description NWNWNWS13 T083N R17W 5 n/a
Name of location map Le Grand n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 927 feet n/a
Method altitude determined Interpolated from topographic map. M
Altitude accuracy 5 feet n/a
Altitude datum
National Geodetic Vertical Datum of 1929 NGVD29
Subbasin hydrologic unit
07080208
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
19500416 n/a
Date site established or inventoried 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
Unchecked data. U
Data-other GW files YYNNNNNN n/a
National aquifer n/a
Local aquifer Prospect Hill Siltstone of North Hill Group 339PPCH
Local aquifer type
n/a
Well depth 98 feet n/a
Hole depth
98 feet n/a
Source of depth data D n/a
Project number 461904700 n/a