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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 >  COEOMAHA_WQX >  COEOMAHA_WQX-FTPLK1772A

FTPLK1772A (COEOMAHA_WQX-FTPLK1772A) site data in the Water Quality Portal

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

This reservoir site, maintained by the US Army Corps of Engineers Omaha District (identifier COEOMAHA_WQX), has the name "FTPLK1772A" and has the identifier COEOMAHA_WQX-FTPLK1772A. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)10040104.

This site is located in Valley County County, Montana at 47.9953300000 degrees latitude and -106.4239000000 degrees longitude using the datum NAD27. No horizontal location accuracy metadata is available.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "COEOMAHA_WQX-FTPLK1772A" 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 2004 - 2020
Biological, Algae, Phytoplankton 2001 - 2020
Biological, Counts 2004 - 2015
Cyanotoxins, Phytotoxins 2005 - 2020
Information 1999 - 2020
Inorganics, Major, Metals 2001 - 2007
Inorganics, Major, Non-metals 2001 - 2020
Inorganics, Minor, Metals 2001 - 2009
Inorganics, Minor, Non-metals 2001 - 2007
Not Assigned 2017 - 2017
Nutrient 2001 - 2020
Organics, Other 2001 - 2020
Organics, Pesticide 2001 - 2005
Physical 1999 - 2020
*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 COEOMAHA_WQX
OrganizationFormalName US Army Corps of Engineers Omaha District
MonitoringLocationIdentifier COEOMAHA_WQX-FTPLK1772A
MonitoringLocationName FTPLK1772A
MonitoringLocationTypeName Reservoir
MonitoringLocationDescriptionText Deepwater - 1 mile off dam at McCone/Valley county line where Missouri River used to flow, 170 - 200 ft. deep.
HUCEightDigitCode 10040104
LatitudeMeasure 47.9953300000
LongitudeMeasure -106.4239000000
HorizontalCollectionMethodName Interpolation-Digital Map Source (Tiger)
HorizontalCoordinateReferenceSystemDatumName NAD27
CountryCode US
StateCode 30
CountyCode 105
ProviderName STORET