Dissolved Oxygen in the Harpeth River August-September 2006 Harpeth River During Low Flow Season downstream from Franklin Sewage Treatment Plant February 2007 Contributing Authors: Dorene Bolze Michael Cain John McFadden Harpeth River Watershed Association PO Box 1127 Franklin, TN 37065 www.harpethriver.org
[email protected] Work funded, in part, by World Wildlife Fund and Patagonia. Table of Contents Introduction p.3-5 Methods and Materials p.5-6 Table 1: DO Site Numbers, Locations and Volunteers p.6 Results p.7-8 Figure 1: DO Levels in the Harpeth River p.8 Table 2: HRWA DO Summary p.9-11 Discussion p.13-15 Figure 2: Franklin Low-head Dam p.14 Acknowledgements p.15 References p.16-17 Appendix A: Site Maps Overview Map: HRWA, TDEC DO Sampling Sites p.19 Map 1: Eagleville Area p.20 Map 2: Franklin Area p.21 Map 3: North Williamson County p.22 Map 4: Bellevue Area p.23 Map 5: Kingston Springs Area p.24 Appendix B: USGS Flow Data Figure 3: USGS 03432350 p.25 Figure 4: USGS 03432400 p.25 Figure 5: USGS 03433500 p.25 Figure 6: USGS 03434500 p.25 Appendix C: TDEC 2006 Diurnal Graphs Graph 1: Eagleville, Route 41A and Webb Rd. Crossing p.27 Graph 2: Newsom Mill, Bellevue p.28 Graph 3: Narrows of the Harpeth downstream canoe take-out p.29 Harpeth River Discrete Sampling 2006 p.30 Appendix D: HRWA DO Raw Data 2006 p.32-37 Appendix E: TDEC Diurnal Data 2002, 2003 p.39-41 Appendix F: HRWA DO Study 2002 p.43-48 2 Dissolved Oxygen in the Harpeth River August-September 2006 Introduction The Harpeth River Watershed Association (HRWA) is a 501(c)(3) not-for-profit conservation organization whose mission is to protect and restore the Harpeth River Watershed and provide expertise in statewide conservation policy.