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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 >  11NPSWRD_WQX >  11NPSWRD_WQX-GRSM_F_0307

Dalton Branch Above 20 Mile Creek (11NPSWRD_WQX-GRSM_F_0307) site data in the Water Quality Portal

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

This river/stream perennial site, maintained by the National Park Service Water Resources Division (identifier 11NPSWRD_WQX), has the name "Dalton Branch Above 20 Mile Creek" and has the identifier 11NPSWRD_WQX-GRSM_F_0307. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)06010204.

This site is located in Swain County County, North Carolina at 35.4721474200 degrees latitude and -83.8707905600 degrees longitude using the datum NAD83. No horizontal location accuracy metadata is available. This site is at an elevation of 1463.1 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 "11NPSWRD_WQX-GRSM_F_0307" 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*
Inorganics, Major, Metals 1994 - 1996
Inorganics, Major, Non-metals 1994 - 1996
Nutrient 1994 - 1996
Physical 1994 - 1996
*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 11NPSWRD_WQX
OrganizationFormalName National Park Service Water Resources Division
MonitoringLocationIdentifier 11NPSWRD_WQX-GRSM_F_0307
MonitoringLocationName Dalton Branch Above 20 Mile Creek
MonitoringLocationTypeName River/Stream Perennial
MonitoringLocationDescriptionText Stream Order: 2 UTMX=239470; UTMY=3928880 Survey Period: 1994-1996 Other: From original park report: Route 17 - Twentymile Creek, Upper Panther Creek and Parsons Branch Road. "'Site 307 (Old Site 107A) - Dalton Branch above bridge at confluence of Dalton Branch and Twentymile Creek at 1470 ft. - this is the junction of Twentymile Trail and Wolf Ridge Trail and the sign will indicate that the Ranger Station is 0.5 miles - this is the replicate site for this route, collect two samples here.
HUCEightDigitCode 06010204
LatitudeMeasure 35.4721474200
LongitudeMeasure -83.8707905600
SourceMapScaleNumeric 24000
HorizontalCollectionMethodName Interpolation-Digital Map Source
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 1463.1
VerticalMeasure/MeasureUnitCode ft
VerticalCollectionMethodName Other
VerticalCoordinateReferenceSystemDatumName NAVD88
CountryCode US
StateCode 37
CountyCode 173
ProviderName STORET