Surface Water Quality Monitoring Supplementary Information Links

This list of links replaces the SWQM Supplementary Information Guide published in past years. Included are links to references and information sources both within the TCEQ and at other agencies.

• Analytical Methods
• Biological
• Boat Access
• Contacts
• Endangered Species in Texas 
• Fish Advisories and Fish Kills
• Flow Gages and Reservoir Levels
• Water Quality
  • Texas Water-Quality Inventory
  • Water-Quality Criteria and Screening Levels
  • Water-Quality Data and Maps
• Weather Information

Analytical Methods

• 40CFR Chapter I—Environmental Protection Agency
• • See Subchapter D (Water Programs), Part 136, Guidelines Establishing Test Procedures for the Analysis of Pollutants
• Ambient Water Reporting Limits
  • Complete List
  • An Explanation
• National Environmental Methods Index (NEMI)
• U.S. EPA Analytical Methods Index

Biological

• Biological Indicators of Watershed Health (EPA)
• Coastal Fish Identification Guide (TPWD—Coastal Fisheries)
• Fish Species Common to Major Texas River Basins (PDF) (Help with PDF)
• Fish Species in Texas Checklist (TPWD)
• Freshwater Fish Identification Guide (TPWD—Inland Fisheries)
• Guide to Freshwater Ecology (PDF) (Help with PDF)
• Nonindigenous Aquatic Species Database (USGS)
• Rapid Bioassessment Protocols for Use in Streams and Wadeable Rivers: Periphyton, Benthic Macroinvertebrates, and Fish, second edition, EPA document 841-B-99-002
• Searchable Database of Fish (worldwide)
• Texas Natural History Collection: Ichthyology (UT–Austin). Links to a database of Texas and North American fish species.
• Volunteer Stream Monitoring: A Methods Manual, EPA document 841-B-97-003
• Water Related Information (EPA)

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Boat Access

• Public Boat Access
  • Lakes (TPWD)
  • Rivers (TPWD)

Contacts

• Clean Rivers Program: Planning Agencies
• Coastal Bend Bays and Estuaries Program
• Galveston Bay Estuary Program (TAMU–Galveston)
• TCEQ Regional Office Contacts
• TCEQ Water Data Management Contacts
• TCEQ Surface Water Quality Monitoring Program Contacts
  • Listed by topic (PDF) (Help with PDF)

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Fish Advisories and Fish Kills

• Golden Algae (Prymnesium parvum)—Inland (TPWD)
• Fish Consumption Advisories / Aquatic Life Closures (TDSHS Seafood Safety Division)
• Fish Kill Inventory (TPWD Kills and Spills Team)
• Red Tide—Coastal (TPWD)

Flow Gages and Reservoir Levels

• Hydrologic and Gaging Data (USACE)
• Real-Time Flow Data for Texas (USGS)
• Rio Grande Flow Conditions (IBWC)
• Texas River Guide—Texas River/Stream Flow Gages (TPWD)

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Water Quality

Texas Water-Quality Inventory

• Total Maximum Daily Load Program and Projects
• Texas Water Quality Inventory and 303(d) List

Water-Quality Criteria and Screening Levels

• Texas Surface Water Quality Standards
• Texas Surface Water Quality—What Is It, and How Is It Measured?
  A general overview of the Texas Water Quality Inventory and 303(d) List (PDF) (Help with PDF)
• Texas Water Code See Subtitle D, Chapter 26—Water Quality Control

Water-Quality Data and Maps

• Ambient Water and Sediment Toxicity Data (EPA Region 6 TOXNET Program)
• Data Resources: TCEQ real-time data, interactive data viewer, maps, station information, and related data from other agencies.
  • Atlas of Texas Surface Waters
  • Data and Map Resources: station information, parameter codes, data downloads, the Statewide Basin Management Schedule, and an index of available Geographic Information System layers

Weather Information

• Weather Information (NOAA—National Weather Service)

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