of stormflows captured in ponds. Flood control structures, detention ponds and impervious cover are shown at the sub-basin scale below in Figures 2-5. Figure 2. Sink Creek watershed detention ponds and flood control structures (City of San Marcos Land Cover Data, 2013) Figure 3. Sessom Creek watershed detention ponds and flood control structures (City of San Marcos Land Cover Data, 2013) Figure 4. Purgatory Creek watershed detention ponds and flood control structures (City of San Marcos Land Cover/Capital Improvements Data, 2013) Figure 5. Willow Springs Creek watershed detention ponds and flood control structures (City of San Marcos Land Cover Data, 2013) Existing City of San Marcos Management Practices Table 2 provides list of structural BMPs that the City of San Marcos has implemented and continues to maintain. Table 2. Existing City of San Marcos structural management practices (as of 2015) ID # Type Location Material Year Installed 63 Detention Pond Westover Improvements Earthen Unknown 78 Detention Pond Ridge Part 2 Earthen Unknown 113 Detention Pond Holland & N LBJ Other Unknown 148 Detention Pond Sunset Earthen Unknown 151 Detention Pond of Hays Earthen Unknown 15 Detention Pond Fire Station Hunter Rd Earthen Unknown 33 Detention Pond Senior Center Earthen Unknown 39 Detention Pond Hummingbird Earthen Unknown 175 Detention Pond Craddock Earthen 2006 143 Detention Pond 2001 N. Bishop Earthen Unknown 27 Detention Pond Willow Springs Park Earthen 2001 122 Detention Pond Airport Unknown Unknown Earthen/Sand Detention Pond Post Rd 2008 146 Filter
of stormflows captured in ponds. Flood control structures, detention ponds and impervious cover are shown at the sub-basin scale below in Figures 2-5. Figure 2. Sink Creek watershed detention ponds and flood control structures (City of San Marcos Land Cover Data, 2013) Figure 3. Sessom Creek watershed detention ponds and flood control structures (City of San Marcos Land Cover Data, 2013) Figure 4. Purgatory Creek watershed detention ponds and flood control structures (City of San Marcos Land Cover/Capital Improvements Data, 2013) Figure 5. Willow Springs Creek watershed detention ponds and flood control structures (City of San Marcos Land Cover Data, 2013) Existing City of San Marcos Management Practices Table 2 provides list of structural BMPs that the City of San Marcos has implemented and continues to maintain. Table 2. Existing City of San Marcos structural management practices (as of 2015) ID # Type Location Material Year Installed 63 Detention Pond Westover Improvements Earthen Unknown 78 Detention Pond Ridge Part 2 Earthen Unknown 113 Detention Pond Holland & N LBJ Other Unknown 148 Detention Pond Sunset Earthen Unknown 151 Detention Pond of Hays Earthen Unknown 15 Detention Pond Fire Station Hunter Rd Earthen Unknown 33 Detention Pond Senior Center Earthen Unknown 39 Detention Pond Hummingbird Earthen Unknown 175 Detention Pond Craddock Earthen 2006 143 Detention Pond 2001 N. Bishop Earthen Unknown 27 Detention Pond Willow Springs Park Earthen 2001 122 Detention Pond Airport Unknown Unknown 146 Detention Pond Post Rd Earthen/Sand Filter 2008
Appendix-I.2-Existing-Watershed-Based-Management-Efforts-FINAL-COMPRESSED.docx