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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-SAAN_SAMHD_SA07

SAN ANTONIO RIVER; ST. MARY'S AND NAVARRO (11NPSWRD_WQX-SAAN_SAMHD_SA07) 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 National Park Service Water Resources Division (identifier 11NPSWRD_WQX), has the name "SAN ANTONIO RIVER; ST. MARY'S AND NAVARRO" and has the identifier 11NPSWRD_WQX-SAAN_SAMHD_SA07. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)12100301.

This site is located in Bexar County County, Texas at 29.4310556000 degrees latitude and -98.4903611000 degrees longitude using the datum NAD27. 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 "11NPSWRD_WQX-SAAN_SAMHD_SA07" 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 1975 - 1983
Inorganics, Minor, Metals 1975 - 1976
Microbiological 1975 - 1983
Not Assigned 1976 - 1976
Nutrient 1975 - 1983
Organics, Other 1975 - 1983
Physical 1975 - 1983
*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-SAAN_SAMHD_SA07
MonitoringLocationName SAN ANTONIO RIVER; ST. MARY'S AND NAVARRO
MonitoringLocationTypeName River/Stream
MonitoringLocationDescriptionText THE STATION IS LOCATED ON THE SAN ANTONIO EAST; TXBEXAR CO. 7.5 MINUTE SERIES (TOPOGRAPHIC) QUADRANGLE AND IS OUTSIDE THE SAN ANTONIO MISSIONS NATIONAL HISTORICAL PARK BOUNDARIES. LATITUDE AND LONGITUDE COORDINATES WERE ESTIMATED BASED ON STATION DESCRIPTIONS PROVIDED BY THE SAN ANTONIO METROPOLITAN HEALTH DISTRICT (SAMHD). THE SITE IS LOCATED AT THE SAN ANTONIO RIVER AT "STORM DRAINSAINT MARY'S AND NAVARRO WOAIKOML." DATA WERE COLLECTED AT THIS SITE BY SAMHD; 332 WEST COMMERCE; SAN ANTONIO TX 78205; TEL(210)2078999. LITTLE OR NO INFORMATION IS AVAILABLE FOR DATA COLLECTED AT THIS SITE. CONSEQUENTLY; ALL DATA MAY NOT HAVE BEEN ANALYZED USING THE METHODOLOGY INDICATED BY THE STORET CODE. DATA WERE PROCESSED AND UPLOADED TO STORET BY SHAWNDRA MAWHORTER; NATIONAL PARK SERVICE WATER RESOURCES DIVISION; 1201 OAK RIDGE DRIVE SUITE 250; FORT COLLINS CO 80525; TEL(970)2253516.*** Legacy STORET Station Type: /TYPA/AMBNT/STREAM
HUCEightDigitCode 12100301
LatitudeMeasure 29.4310556000
LongitudeMeasure -98.4903611000
SourceMapScaleNumeric 0
HorizontalCollectionMethodName Unknown
HorizontalCoordinateReferenceSystemDatumName NAD27
CountryCode US
StateCode 48
CountyCode 029
ProviderName STORET