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-TX >  USGS-290556095103501

Bastrop Bay nr Galveston, TX (USGS-290556095103501) site data in the Water Quality Portal

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

This estuary site, maintained by the USGS Texas Water Science Center (identifier USGS-TX), has the name "Bastrop Bay nr Galveston, TX" and has the identifier USGS-290556095103501. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)12040205. See more details of this site the the USGS NWIS Web page for this site.

This site is located in Brazoria County County, Texas at 29.09913160000000 degrees latitude and -95.1765978000000 degrees longitude using the datum NAD83. The horizontal location collection method was "Mapping grade GPS unit (handheld accuracy range 12 to 40 ft)" and the accuracy is 3 seconds. The source map scale is 1:24000.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "USGS-290556095103501" 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, Photosynthetic Pigments 1999 - 2000
Biological, Photosynthetic Pigments 1999 - 2000
Information 1999 - 1999
Inorganics, Major, Metals 1999 - 2000
Inorganics, Major, Non-metals 1999 - 2000
Inorganics, Minor, Metals 1999 - 2000
Inorganics, Minor, Non-metals 1999 - 1999
Microbiological 1999 - 2000
Nutrient 1999 - 2000
Organics, Other 1999 - 2000
Organics, Pesticide 1999 - 1999
Physical 1999 - 2000
Radiochemical 1999 - 1999
*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-TX
OrganizationFormalName USGS Texas Water Science Center
MonitoringLocationIdentifier USGS-290556095103501
MonitoringLocationName Bastrop Bay nr Galveston, TX
MonitoringLocationTypeName Estuary
HUCEightDigitCode 12040205
LatitudeMeasure 29.09913160000000
LongitudeMeasure -95.1765978000000
SourceMapScaleNumeric 24000
HorizontalAccuracyMeasure/MeasureValue 3
HorizontalAccuracyMeasure/MeasureUnitCode seconds
HorizontalCollectionMethodName Mapping grade GPS unit (handheld accuracy range 12 to 40 ft)
HorizontalCoordinateReferenceSystemDatumName NAD83
CountryCode US
StateCode 48
CountyCode 039
ProviderName NWIS