Skip to main content
U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

New WQX 3.0 profiles are available at waterqualitydata.us/beta/. These profiles will contain recent USGS data added since March 11, 2024, which marks the beginning of limited accessibility for USGS data. Read more about the 3.0 profiles and associated changes here. This user interface only serves WQX2.2 profiles, which do NOT contain USGS data added after March 11, 2024.

WQP Home >  Providers >  STORET >  21IOWA >  21IOWA-10360001

East Nishnabotna River near Shenandoah (21IOWA-10360001) site data in the Water Quality Portal

Data Provider: STORET (Learn more about Water Quality Portal Data Providers)

This river/stream site, maintained by the Iowa Dept. of Natural Resources (identifier 21IOWA), has the name "East Nishnabotna River near Shenandoah" and has the identifier 21IOWA-10360001. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)10240003.

This site is located in Page County County, Iowa at 40.7857000 degrees latitude and -95.3846000 degrees longitude using the datum NAD27. No horizontal location accuracy metadata is available. This site is at an elevation of 951 ft No vertical location accuracy metadata is available.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "21IOWA-10360001" into the "Site ID" box under Site Parameters

What other monitoring locations are upstream or downstream from this one?

Upstream and downstream locations

This map shows all Water Quality Portal stations that are 10 miles upstream (dashed dark blue) and 10 miles downstream (solid light blue) of this monitoring location (indicated by the large blue circle). The upstream and downstream functionality is provided by the Network Linked Data Index.

When were data collected at this location?

Periods of record for data characteristic groups

For a more detailed breakdown of data, go to the Monitoring Report at the EPA How's My Waterway Application
Characteristic Group Date Range*
Biological 1999 - 2009
Information 2008 - 2008
Inorganics, Major, Non-metals 1998 - 2009
Inorganics, Minor, Metals 1998 - 2008
Inorganics, Minor, Non-metals 2002 - 2008
Microbiological 1999 - 2009
Not Assigned 2008 - 2008
Nutrient 1998 - 2009
Organics, Other 1998 - 2008
Organics, PCBs 1999 - 2008
Organics, Pesticide 1998 - 2008
Physical 1998 - 2009
*Date ranges may contain gap years

What other information is available for this location?

Detailed Metadata

For the definitions of the metadata elements, please go to the Water Quality Portal user guide

Location Metadata Value
OrganizationIdentifier 21IOWA
OrganizationFormalName Iowa Dept. of Natural Resources
MonitoringLocationIdentifier 21IOWA-10360001
MonitoringLocationName East Nishnabotna River near Shenandoah
MonitoringLocationTypeName River/Stream
MonitoringLocationDescriptionText Highway 59 bridge N of Shenandoah.¶Ambient Surface Water Site.¶One of original 16 monthly sites.
HUCEightDigitCode 10240003
LatitudeMeasure 40.7857000
LongitudeMeasure -95.3846000
SourceMapScaleNumeric 000
HorizontalCollectionMethodName Interpolation-Map
HorizontalCoordinateReferenceSystemDatumName NAD27
VerticalMeasure/MeasureValue 951
VerticalMeasure/MeasureUnitCode ft
VerticalCollectionMethodName Topographic Map Interpolation
VerticalCoordinateReferenceSystemDatumName NGVD29
CountryCode US
StateCode 19
CountyCode 145
ProviderName STORET