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Important for you to know:

  • New to WDFN: see current water conditions throughout the state using the new State Pages. Filter by continuous data type and age of data, view latest values, and link to graphing options to explore the data further. To learn more, read our announcement on the Water Data for the Nation blog.
Important Inventory Page

USGS Parameter Group Data Types Start Date End Date
Information Water-quality 1961-11-27 1995-07-24
Inorganics, Major, Metals Water-quality 1961-11-27 1969-05-19
Inorganics, Major, Non-metals Water-quality 1961-11-27 1995-07-21
Inorganics, Minor, metals Water-quality 1961-11-27 1969-05-19
Microbiological Water-quality 1969-05-19 1969-05-19
Nutrient Water-quality 1961-11-27 1995-07-24
Organics, pesticide Water-quality 1995-07-21 1995-07-21
Physical Water-quality 1961-11-27 1995-07-24
Water Data for the Nation inventory

Monitoring location 05451490 is associated with a Stream in Marshall County, Iowa. Water data back to 1961 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
05451490 n/a
Site name
Iowa River at Water Plant at Marshalltown, IA n/a
Site type
Stream
ST
DMS latitude 420339 n/a
DMS longitude 0925511 n/a
Decimal latitude 42.06082097 n/a
Decimal longitude -92.919922 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 SENWNWS26 T084N R18W 5 n/a
Name of location map Marshalltown n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 860 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
n/a
Date site established or inventoried 19951011 n/a
Drainage area
1500 square miles n/a
Contributing drainage area n/a
Time Zone abbreviation CST n/a
Site honors Daylight Saving Time
Y n/a
Data reliability
n/a
Data-other GW files NNNNNNNN 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 461907800 n/a