5.3.20 Wilson County Water Supply Plan
Table 5.3.20-1 lists each water user group in Wilson County and their corresponding surplus or shortage in years 2030 and 2050. For each water user group with a projected shortage, or need, a water supply plan has been developed and is presented in the following subsections.
Table 5.3.20-1.
Wilson County Surplus/Shortage
|
Water
User Group |
Surplus/Shortage1 |
Comment |
|
|
2030 |
2050 |
||
|
City of Floresville |
15 |
-145 |
Projected shortage – see plan below |
|
City of La Vernia |
141 |
109 |
Projected surplus |
|
City of Poth |
1,495 |
1,417 |
Projected surplus |
|
City of Stockdale |
980 |
924 |
Projected surplus |
|
Rural Area Residential and Commercial |
2,844 |
0 |
Projected surplus |
|
Industrial |
35 |
0 |
Projected surplus |
|
Steam-Electric Power |
0 |
0 |
No projected demand |
|
Mining |
0 |
0 |
No projected surplus/shortage |
|
Irrigation |
169 |
169 |
Projected surplus |
|
Livestock |
0 |
0 |
No projected surplus/shortage |
|
1 From Table 4-20,
Section 4.1 – Water Needs Projections by Water User Group. |
|||
5.3.20.1 City of Floresville
The City of Floresville’s current water supply is obtained from the Carrizo Aquifer. The City of Floresville is projected to need additional water supplies beginning in the planning year 2040. The following options were considered to meet the city’s projected need:
§ Demand Reduction (Conservation) (L-10 Mun.)
§ Carrizo Aquifer – Local Supply (SCTN-2a)
Working within the planning criteria established by the SCTRWPG and the TWDB, it is recommended that the City of Floresville implement the following water supply plan to meet the projected need for the city (Table 5.3.20-2).
§ Municipal demand reduction (conservation) to be implemented in 2000. This project can provide an additional 101 acft/yr of supply in 2000, decreasing to 75 acft/yr of additional supply in 2050. (See Section 6, Supplement 2 and Volume III, Section 1.1).
§ Carrizo Aquifer – Local Supply (SCTN-2a) to be implemented in 2040. This project can provide an additional 200 acft/yr of supply in 2040 and 2050.
Table 5.3.20-2.
Recommended Water Supply Plan for the City of Floresville
|
|
2000
(acft/yr) |
2010
(acft/yr) |
2020
(acft/yr) |
2030
(acft/yr) |
2040
(acft/yr) |
2050
(acft/yr) |
|
Projected Need (Shortage) |
0 |
0 |
0 |
0 |
63 |
145 |
|
Recommended Plan |
|
|
|
|
|
|
|
Demand Reduction (Conservation) (L-10 Mun.) |
101 |
108 |
114 |
66 |
70 |
75 |
|
Carrizo Aquifer – Local Supply (SCTN-2a) |
|
|
|
|
200 |
200 |
|
Total New Supply |
101 |
108 |
114 |
66 |
270 |
275 |
The costs of the recommended plan to meet the City of Floresville’s projected need are shown in Table 5.3.20-3.
Table 5.3.20-3.
Recommended Plan Costs by Decade for the City of Floresville
|
Plan
Element |
2000 |
2010 |
2020 |
2030 |
2040 |
2050 |
|
Demand Reduction
(Conservation) (L-10 Mun.) |
|
|
|
|
|
|
|
Annual Cost ($/yr) |
$26,216 |
$26,216 |
$26,235 |
$6,872 |
$6,867 |
$6,848 |
|
Unit Cost ($/acft) |
$260 |
$243 |
$230 |
$104 |
$98 |
$91 |
|
Carrizo Aquifer – Local
Supply (SCTN-2a) |
|
|
|
|
|
|
|
Annual Cost ($/yr) |
|
|
|
|
$110,000 |
$110,000 |
|
Unit Cost ($/acft) |
|
|
|
|
$550 |
$550 |
5.3.20.2 City of La Vernia
The City of La Vernia is projected to have adequate water supplies available from the Carrizo Aquifer to meet the city’s projected demand during the planning period.
Working within the planning criteria established by the SCTRWPG and the TWDB, it is recommended that the City of La Vernia implement the following water supply plan (Table 5.3.20-4).
§ Municipal demand reduction (conservation) to be implemented in 2000. This project can provide an additional 14 acft/yr of supply, decreasing to 11 acft/yr of additional supply in 2050. (See Section 6, Supplement 2 and Volume III, Section 1.1).
Table 5.3.20-4.
Recommended Water Supply Plan for the City of La Vernia
|
|
2000
(acft/yr) |
2010
(acft/yr) |
2020
(acft/yr) |
2030 |
2040
|
2050 |
|
Projected Need (Shortage) |
0 |
0 |
0 |
0 |
0 |
0 |
|
Recommended Plan |
|
|
|
|
|
|
|
Demand Reduction (Conservation) (L-10 Mun) |
14 |
15 |
15 |
9 |
10 |
11 |
|
Total New Supply |
14 |
15 |
15 |
9 |
10 |
11 |
The costs of the recommended
plan for the City of La Vernia are shown in
Table 5.3.20-5.
Table 5.3.20-5.
Recommended Plan Costs by Decade for the City of La Vernia
|
Plan
Element |
2000 |
2010 |
2020 |
2030 |
2040 |
2050 |
|
Demand Reduction
(Conservation) (L-10 Mun) |
|
|
|
|
|
|
|
Annual Cost ($/yr) |
$3,586 |
$3,586 |
$3,493 |
$937 |
$981 |
$1,004 |
|
Unit Cost ($/acft) |
$256 |
$239 |
$233 |
$104 |
$98 |
$91 |
5.3.20.3 City of Poth
The City of Poth is projected to have adequate water supplies available from the Carrizo Aquifer to meet the city’s projected demand during the planning period.
Working within the planning criteria established by the SCTRWPG and the TWDB, it is recommended that the City of Poth implement the following water supply plan (Table 5.3.20-6).
§ Municipal demand reduction (conservation) to be implemented in 2000. This project can provide an additional 32 acft/yr of supply, decreasing to 25 acft/yr of additional supply in 2050. (See Section 6, Supplement 2 and Volume III, Section 1.1).
Table 5.3.20-6.
Recommended Water Supply Plan for the City of Poth
|
|
2000
(acft/yr) |
2010
(acft/yr) |
2020
(acft/yr) |
2030 |
2040
|
2050 |
|
Projected Need (Shortage) |
0 |
0 |
0 |
0 |
0 |
0 |
|
Recommended Plan |
|