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Flat Creek at IMM Road (IRONMT-FCIMM) 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 Iron Mountain Mine Superfund Site (California) (identifier IRONMT), has the name "Flat Creek at IMM Road" and has the identifier IRONMT-FCIMM. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)18020154.

This site is located in Shasta County County, California at 40.6541370 degrees latitude and -122.4618780 degrees longitude using the datum NAD83. No horizontal location accuracy metadata is available. This site is at an elevation of 0 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 "IRONMT-FCIMM" 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.

Leaflet USGS The National Map: National Boundaries Dataset, 3DEP Elevation Program, Geographic Names Information System, National Hydrography Dataset, National Land Cover Database, National Structures Dataset, and National Transportation Dataset; USGS Global Ecosystems; U.S. Census Bureau TIGER/Line data; USFS Road data; Natural Earth Data; U.S. Department of State HIU; NOAA National Centers for Environmental Information. Data refreshed February, 2025.

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*
Inorganics, Minor, Metals 1955 - 1956
Physical 1955 - 1956
*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 IRONMT
OrganizationFormalName Iron Mountain Mine Superfund Site (California)
MonitoringLocationIdentifier IRONMT-FCIMM
MonitoringLocationName Flat Creek at IMM Road
MonitoringLocationTypeName River/Stream
HUCEightDigitCode 18020154
LatitudeMeasure 40.6541370
LongitudeMeasure -122.4618780
HorizontalCollectionMethodName GPS-Unspecified
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 0
VerticalMeasure/MeasureUnitCode ft
VerticalCoordinateReferenceSystemDatumName Unknown
CountryCode US
StateCode 06
CountyCode 089
ProviderName STORET