Integrated Watershed Management Session 4 Data Sources Data

Integrated Watershed Management Ü Session 4 Data Sources Data Availability Data Quality Control Programs

Data Sources Ü TCEQ Ü Clean Rivers Program Ü River Authorities Ü Local Agencies

Data Availability Ü Public Access through Internet Web sites Ü Public Information Act Requests

Data Quality Control Programs Ü Environmental conditions Ü Sampling procedures Ü Storage procedures Ü

Data Analysis and Interpretation: Errors & Variability Ü How many samples are required? Ü

Texts & Assignments Ü “Watershed Based National Pollutant Discharge Elimination System (NPDES) Permitting Implementation

Next Session Ü Pollutants Types Sources Characteristics Effects University of Houston -- Integrated Watershed

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Integrated Watershed Management Ü Session 4 Data Sources Data Availability Data Quality Control Programs Data Analysis & Interpretation: Errors & Variability University of Houston -- Integrated Watershed Mangement -- Session 4 CIVE 7397 -- Spring 2006

Data Sources Ü TCEQ Ü Clean Rivers Program Ü River Authorities Ü Local Agencies Ü Environmental Groups Ü Regional Planning Agencies (HGAC) Ü United Stares Geological Survey (USGS) University of Houston -- Integrated Watershed Mangement -- Session 1 CIVE 7397 -- Spring 2006

Data Availability Ü Public Access through Internet Web sites Ü Public Information Act Requests (city, county state) Ü San Jacinto Watershed Example University of Houston -- Integrated Watershed Mangement -- Session 1 CIVE 7397 -- Spring 2006

Data Quality Control Programs Ü Environmental conditions Ü Sampling procedures Ü Storage procedures Ü Analysis procedures Ü Statistical confidence level University of Houston -- Integrated Watershed Mangement -- Session 1 CIVE 7397 -- Spring 2006

Data Analysis and Interpretation: Errors & Variability Ü How many samples are required? Ü What is the confidence level of the data? Dissolved Oxygen Biochemical Oxygen Demand Nutrients Bacteria Temperature University of Houston -- Integrated Watershed Mangement -- Session Toxins 1 CIVE 7397 -- Spring 2006

Texts & Assignments Ü “Watershed Based National Pollutant Discharge Elimination System (NPDES) Permitting Implementation Guidance’” US Environmental Protection Agency, Dec. 2003. Appendix B University of Houston -- Integrated Watershed Mangement -- Session 1 CIVE 7397 -- Spring 2006

Next Session Ü Pollutants Types Sources Characteristics Effects University of Houston -- Integrated Watershed Mangement -- Session 1 CIVE 7397 -- Spring 2006