Water Quality Cypress Creek and Blanco Wimberley, Texas
Transcription
Water Quality Cypress Creek and Blanco Wimberley, Texas
Wimberley Valley Watershed Association, Texas Clean Rivers Program Cypress Creek Monitoring Program Overview WVWA collects data at seven location Three sites on the Blanco River • Blanco River at 7A • Blanco River at RR12 • Blanco River at CR 173 Four sites on Cypress Creek SAMPLING LOCATIONS Cypress Creek at: 1. Jacobs Well 2. RR 12 (north) 3. Blue Hole 4. 100m Upstream confluence 2009 Cypress Creek Observations • Lower dissolved oxygen (DO) • Lowest DO observed at Blue Hole and RR 12 (north) • Lower E.coli • Highest E.coli at Blue Hole • Cypress Creek shows many characteristics of a karst fed stream in the Texas Hill Country • No TCEQ-based impairments (2008 assessment); low DO concerns Cypress Creek at RR 12 (north) Dissolved Oxygen (mg/L) 10.00 9.00 8.00 7.00 6.00 5.00 4.00 3.00 2.00 1.00 Sample Date (year) 09 09 09 09 08 08 08 08 07 07 07 07 06 06 06 06 05 05 05 05 04 04 04 04 03 03 03 03 0.00 Cypress Creek at Blue Hole E.coli (cfu/100 mL) Sample Date (year) 09 09 09 09 09 09 08 08 08 08 08 08 07 07 07 07 07 07 06 06 06 06 06 06 05 500 450 400 350 300 250 200 150 100 50 0 Cypress Creek at confluence TSS (mg/L) 14 12 10 8 6 4 2 Sample Date (year) 09 09 09 09 08 08 08 08 07 07 07 07 06 06 06 06 05 05 05 05 04 04 04 04 03 03 03 03 0 Blue Hole E.coli Diurnal, June 2009 450 Contact Recreation Standard 394 cfu/100ml 350 Upstream 300 Downstream 250 200 150 100 50 E.coli samples collected and processed using Texas Stream Team monitoring methods PM 12 AM 10 AM 8 AM 6 AM 4 AM 2 AM 12 PM 10 PM 8 PM 6 PM 4 PM 2 PM 0 12 E.coli (cfu/100ml) 400 Blue Hole Dissolved Oxygen Diurnal, June 2009 25.2 4.4 4.3 25.1 4.1 4 24.9 3.9 24.8 3.8 24.7 3.7 24.6 TEMP ° C 3.6 D.O. mg/l 3.5 P 2 M PM 3 PM 4 P 5 M PM 6 PM 7 P 8 M PM 9 P 10 M P 11 M P 12 M AM 1 AM 2 A 3 M AM 4 AM 5 A 6 M AM 7 AM 8 AM 9 A 10 M A 11 M 12 AM PM 24.5 1 Temp (C) 25 3.4 D.O. (mg/L) 4.2 Cypress Creek Project Guadalupe-Blanco River Authority Clean Rivers Program Steering Committee Meeting March 25, 2010 The preparation of this presentation is financed through grants from the U.S. Environmental Protection Agency through the Texas Commission on Environmental Quality Project Partners Texas Stream Team Cypress Creek Project • The mission of the Cypress Creek Project is to ensure that the long-term integrity and sustainability of the Cypress Creek watershed is preserved and that water quality standards are maintained for present and future generations. • A goal is to develop a Watershed Protection Plan (WPP) CLEAN, CLEAR, AND FLOWING Project Components (Phase I) • Compile, analyze, and characterize surface water resources • Delineate the contributing and recharge zones in the Trinity Aquifer for the source waters of Cypress Creek (Jacob’s Well) • Develop Decision Support System (DSS) • Stakeholder Input Process • Education/Outreach • Partnership Building CCP Activities • • • • • • • • • • Cypress Creek Week- July 2008 Cypress Fact Sheet Quarterly newsletters Project website – www.cypresscreekproject.org Community calendar Legal/regulatory assessment Watershed Stewards Workshop Data compilation & draft characterization Source water delineation Diurnal bacteria/water quality sampling at Blue Hole – June 2009 • Rainfall monitoring – June 2009 to present • Stormflow monitoring – starting Fall 2009 Organization Water quantity Habitat, Parks, Agriculture Water quality DSS/Technical Economics Stakeholder Steering Committee Education, Outreach ECONOMICS COMMITTEE CHARACTERIZATION Using the Decision Support System (DSS) The DSS will help decision-makers and stakeholders understand how land use changes may impact water quality and quantity conditions Project Components (Phase II I • Develop Watershed Protection Plan y y y y Causes & sources of NPS pollution Management measures needed Financial/technical resources needed Estimate loading reductions • Education/Outreach • Partnership Building • Refine Decision Support System (DSS) • Continue Stakeholder Input Process Adapting to change… How to adapt to maintain A CLEAN, CLEAR, AND FLOWING stream Main stakeholder meeting this Tuesday, March 30, 5:30 – 8:00 in Wimberley Regular subcommittee meetings www.cypresscreekproject.org Project Partners Texas Stream Team Jason Pinchback Texas Stream Team, Program Manager Cypress Creek Project, Team Leader JP30@txstate.edu (512) 245-9148 www.txstreamteam.rivers.txstate.edu/ www.cypresscreekproject.org