m - City of New Braunfels

AIT.-\.CIDIE:\11
Summary of Rec;1oution. :\Jinimizatiou and :\litigation Actions
9/29/2010
San Marcos Sprin~s Snt~m
1. Protection ofTexa o;. wild-rice (Zf:mria tex01ra):
a. Access and Exclmion Zones, to protect Texas Wild Rice from recreational
impacts i.u par~ at low flow&
b. floating Vegetation Removal
c. Sedimentation Removal
2. Prohibition of hazardous materials route& that eros~ the River, spring ~. or a ~soC"iated
direct tributaries.
3. Stop or limit introduction s of non-native ~pecies by aquarium "dump ~'' .
4. Stop or limit introductionb of non-native •,pecies by the use of non-nati\·e bait !.pecie~ .
5. Include printe landowners (river'iide and tributruy) in riparian restoration.
6. Restoration of ripru·ian zone with native vegetation (public lands)
7. Control ofhannful non-natives:
a. dome ~ tic waterfowl
b. tilapia (Oreoclwomis aureus)
c. nutria (.vlyocasto1· CO)'plls)
d. armored catfi~h (family Loricariidae. Hypostomu.s ~ pp. and Ptmygoplicllthys o:.pp.)
e. ramshorn (Uari.sa comuarieills}
f .Melmroidcs mbcrculatus
g. hydri11a (Hydrilla venicillata)
h. hygrophila (Hygroplrila polyspen11a)
1. elephant ear~ (Coloca.sia esculenta)
J. water hyacinth (Eichhonria cra.ssipes).
8. Create emergency plan inca~ of dam failure.
9. E~tabli shment of ag_gressiYe and frequent water quality monitoring that considero:.
location. time of day. day of week. time of year, and all water quality parameters deemed
~ ignificant.
a. Surface
b. Ground
c. Stormwater
10. Implementation of Best Management Practice!; (Btv!P ~ ) to addreso:. storm water qualit"j
nmoff in and around Spring S)'!item as ·well as discharging to the San :Marcos River from
Spring bke down to the location of the City· s wa'.tewate1· discharge; could include
stomnvater retention pondo:., water quality ba•,ins. rain gardens. wetlands. and stom1 ;ewer
filters.
11. Replacement of inno:.i\'e Yegetation with Texas wild-rice in at·eas of suitable habitat with
a goal of maintaining 1000 m 2 ofTexas wild-rice.
12. E '.tablisb incenti\'e progJam that p1·omote., new low impact de\'elopment and reduce ~ the
percentage ofimpen·ious cover.
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