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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 legacy user interface will continue to function for several weeks. However, this user interface only serves WQX2.2 profiles, which do NOT contain USGS data added after March 11, 2024.

WQP Home >  Providers >  STORET >  21NC01WQ >  21NC01WQ-D685500S

CHOWAN RIV AT SEABOARD RR AT TUNIS (21NC01WQ-D685500S) 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 NCDENR-DWQ (identifier 21NC01WQ), has the name "CHOWAN RIV AT SEABOARD RR AT TUNIS" and has the identifier 21NC01WQ-D685500S. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)03010203.

This site is located in Hertford County County, North Carolina at 36.3860000 degrees latitude and -76.8880000 degrees longitude using the datum NAD83. 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 "21NC01WQ-D685500S" 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*
Information 1974 - 1975
Nutrient 1974 - 1975
Physical 1974 - 1975
*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 21NC01WQ
OrganizationFormalName NCDENR-DWQ
MonitoringLocationIdentifier 21NC01WQ-D685500S
MonitoringLocationName CHOWAN RIV AT SEABOARD RR AT TUNIS
MonitoringLocationTypeName River/Stream
MonitoringLocationDescriptionText CHOWAN RIV AT SEABOARD RR AT TUNIS
HUCEightDigitCode 03010203
LatitudeMeasure 36.3860000
LongitudeMeasure -76.8880000
SourceMapScaleNumeric 24000
HorizontalCollectionMethodName Interpolation-Map
HorizontalCoordinateReferenceSystemDatumName NAD83
CountryCode US
StateCode 37
CountyCode 091
ProviderName STORET