Table 2
Dam Combinations and
Peak Flow Reductions*
|
Site Specific Dam Combinations |
100-Year Peak
Flow @ Comal River and Guadalupe River confluence |
100-Year Peak Flow Reduction with Dam(s) |
|
|
|
(cfs) |
(cfs) |
(%) |
|
|
|
|
|
|
Existing Conditions (final) |
105,146 |
--- |
--- |
|
Site Specific Dam #5 |
89,108 |
16,038 |
15.2% |
|
Site Specific Dams #5 & 1 |
82,530 |
22,616 |
21.5% |
|
Site Specific Dams # 5,1 & 11 |
76,054 |
29,092 |
27.7% |
|
Site Specific Dams #5,1,11 & 10 |
71,529 |
33,617 |
32.0% |
|
Site Specific Dams #5,1,11,10 & 8 |
66,945 |
38,201 |
36.3% |
Table 3
|
Site Specific Dam Combinations |
100-Year Water Surface Elevation @ Comal River and Guadalupe River confluence |
100-Year Water
Surface Elevation Reduction with Dams |
|
|
(feet above mean
sea level) |
(ft) |
|
|
|
|
|
Existing Conditions |
611.49 |
--- |
|
Site Specific Dam #5 |
609.45 |
2.0 |
|
Site Specific Dams #5 & 1 |
608.52 |
3.0 |
|
Site Specific Dams # 5,1 & 11 |
607.57 |
3.9 |
|
Site Specific Dams #5,1,11 & 10 |
606.82 |
4.7 |
|
Site Specific Dams #5,1,11,10 & 8 |
606.13 |
5.4 |