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 >  NWIS >  USGS-MO >  USGS-07061600

Black River below Annapolis, MO (USGS-07061600) site data in the Water Quality Portal

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

This stream site, maintained by the USGS Missouri Water Science Center (identifier USGS-MO), has the name "Black River below Annapolis, MO" and has the identifier USGS-07061600. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)11010007. See more details of this site the the USGS NWIS Web page for this site. This site has a drainage area of 493 sq mi.

This site is located in Reynolds County County, Missouri at 37.32519444000000 degrees latitude and -90.7646667000000 degrees longitude using the datum NAD83. The horizontal location collection method was "GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System" and the accuracy is 5 seconds. The source map scale is 1:24000. This site is at an elevation of 555.31 feet and the accuracy of the elevation measurement, collected using the method "GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System" is .11 feet. The vertical coordinate reference system is NAVD88.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "USGS-07061600" 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, Algae, Phytoplankton 1970 - 2015
Biological, Algae, Phytoplankton, Cyanobacteria, Periphyton 1993 - 1993
Biological, Algae, Phytoplankton, Photosynthetic Pigments 1982 - 1995
Biological, Fish 1970 - 2015
Biological, Photosynthetic Pigments 1982 - 1995
Information 1978 - 2024
Inorganics, Major, Metals 1962 - 2023
Inorganics, Major, Non-metals 1962 - 2024
Inorganics, Minor, Metals 1963 - 2023
Inorganics, Minor, Non-metals 1969 - 2023
Microbiological 1969 - 2024
Nutrient 1962 - 2023
Organics, Other 1962 - 2023
Organics, Pesticide 1994 - 1995
Physical 1962 - 2024
Radiochemical 1993 - 1995
Sediment 1993 - 2007
*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 USGS-MO
OrganizationFormalName USGS Missouri Water Science Center
MonitoringLocationIdentifier USGS-07061600
MonitoringLocationName Black River below Annapolis, MO
MonitoringLocationTypeName Stream
HUCEightDigitCode 11010007
DrainageAreaMeasure/MeasureValue 493
DrainageAreaMeasure/MeasureUnitCode sq mi
LatitudeMeasure 37.32519444000000
LongitudeMeasure -90.7646667000000
SourceMapScaleNumeric 24000
HorizontalAccuracyMeasure/MeasureValue 5
HorizontalAccuracyMeasure/MeasureUnitCode seconds
HorizontalCollectionMethodName GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 555.31
VerticalMeasure/MeasureUnitCode feet
VerticalAccuracyMeasure/MeasureValue .11
VerticalAccuracyMeasure/MeasureUnitCode feet
VerticalCollectionMethodName GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System
VerticalCoordinateReferenceSystemDatumName NAVD88
CountryCode US
StateCode 29
CountyCode 179
ProviderName NWIS