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WQP Home >  Providers >  STORET >  TCEQMAIN >  TCEQMAIN-20504

UNNAMED TRIBUTARY OF PORTER CREEK AT SWALLOW COURT (TCEQMAIN-20504) 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 Texas Commission on Environmental Quality (identifier TCEQMAIN), has the name "UNNAMED TRIBUTARY OF PORTER CREEK AT SWALLOW COURT" and has the identifier TCEQMAIN-20504. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)12100203.

This site is located in Hays County County, Texas at 30.0244000000 degrees latitude and -97.8222000000 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 "TCEQMAIN-20504" 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, Non-metals 2015 - 2016
Microbiological 2015 - 2016
Nutrient 2015 - 2016
Organics, Other 2015 - 2016
Physical 2015 - 2016
*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 TCEQMAIN
OrganizationFormalName Texas Commission on Environmental Quality
MonitoringLocationIdentifier TCEQMAIN-20504
MonitoringLocationName UNNAMED TRIBUTARY OF PORTER CREEK AT SWALLOW COURT
MonitoringLocationTypeName River/Stream
HUCEightDigitCode 12100203
LatitudeMeasure 30.0244000000
LongitudeMeasure -97.8222000000
SourceMapScaleNumeric 25000
HorizontalCollectionMethodName Interpolation-Map
HorizontalCoordinateReferenceSystemDatumName NAD83
CountryCode US
StateCode 48
CountyCode 209
ProviderName STORET