5.3.1 Atascosa
County Water Supply Plan
Table 5.3.1-1 lists each water user group in
Atascosa 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 5.3.1-1.
Atascosa County Surplus/Shortage
|
Water
User Group |
Surplus/Shortage1 |
Comment |
|
|
2030 |
2050 |
||
|
City of Charlotte |
958 |
900 |
Projected surplus |
|
City of Jourdanton |
1,069 |
933 |
Projected surplus |
|
City of Lytle |
-514 |
-628 |
Projected shortage – see plan below |
|
City of Pleasanton |
450 |
1 |
Projected surplus |
|
City of Poteet |
529 |
379 |
Projected surplus |
|
Rural Area Residential and Commercial |
764 |
-10 |
Projected shortage (2050) – see plan below |
|
Industrial |
0 |
0 |
No projected demand |
|
Steam-Electric Power |
1,496 |
-8,504 |
Projected shortage (2040 and 2050) – see plan below |
|
Mining |
-995 |
-1,239 |
Projected shortage (2030 through 2050) – see plan below |
|
Irrigation |
-43,726 |
-40,713 |
Projected shortage – see plan below |
|
Livestock |
0 |
0 |
No projected surplus/shortage |
|
1 From
Table 4-1, Section 4.1 – Water Needs Projections by Water User
Group. |
|||
5.3.1.1 City
of Charlotte
The City of Charlotte 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 Charlotte
implement the following water supply plan
(Table 5.3.1-2).
· Municipal
demand reduction (conservation) to be implemented in 2000. This project can provide an additional
30 acft/yr beginning in year 2000, decreasing to 24 acft/yr of supply
in 2050 (See Section 6, Supplement 2 and Volume III, Section 1.1).
Table 5.3.1-2.
Recommended Water Supply Plan for the City of Charlotte
|
|
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) |
30 |
32 |
34 |
22 |
23 |
24 |
|
Total New Supply |
30 |
32 |
34 |
22 |
23 |
24 |
The costs of the recommended
plan for the City of Charlotte are shown in Table 5.3.1-3.
Table 5.3.1-3.
Recommended Plan Costs by Decade for the City of Charlotte
|
Plan
Element |
2000 |
2010 |
2020 |
2030 |
2040 |
2050 |
|
Demand Reduction (Conservation)
(L-10 Mun) |
|
|
|
|
|
|
|
Annual Cost ($/yr) |
$7,845 |
$7,758 |
$7,720 |
$2,284 |
$2,062 |
$2,023 |
|
Unit Cost ($/acft) |
$261 |
$242 |
$227 |
$104 |
$90 |
$84 |
5.3.1.2 City
of Jourdanton
The City of Jourdanton is projected to have adequate
water supplies available from the Carrizo Aquifer to meet the city’s projected
demand during the planning period.
Working within the planning criteria established by
the SCTRWPG and the TWDB, it is recommended that the City of Jourdanton
implement the following water supply plan (Table 5.3.1-4).
· Municipal
demand reduction (conservation) to be implemented in 2000. This project can provide an additional 63 acft/yr
beginning in year 2000, decreasing to 52 acft/yr of supply in 2050 (See
Section 6, Supplement 2 and Volume III, Section 1.1).
Table 5.3.1-4.
Recommended Water Supply Plan for the City of Jourdanton
|
|
2000
(acft/yr) |
2010
(acft/yr) |
2020
(acft/yr) |
2030 |
2040
|
2050 |
|
Projected Need (Shortage) |
0 |
0 |
0 |
0 |
0 |
0 |
|
Recommended Plan |
|
|
|
|
|
|
|
Demand Reduction (Conservation) (L-10 Mun) |
63 |
68 |
72 |
45 |
48 |
52 |
|
Total New Supply |
63 |
68 |
72 |
45 |
48 |
52 |
The costs of the recommended
plan for the City of Jourdanton are shown in
Table 5.3.1-5.
Table 5.3.1-5.
Recommended Plan Costs by Decade for the City of Jourdanton
|
Plan
Element |
2000 |
2010 |
2020 |
2030 |
2040 |
2050 |
|
Demand Reduction
(Conservation) (L-10 Mun) |
|
|
|
|
|
|
|
Annual Cost ($/yr) |
$16,474 |
$16,485 |
$16,348 |
$4,672 |
$4,303 |
$4,384 |
|
Unit Cost ($/acft) |
$261 |
$242 |
$227 |
$104 |
$90 |
$84 |
5.3.1.3 City
of Lytle
The City of Lytle’s current water supply is obtained
from the Edwards Aquifer. The City of
Lytle is projected to need additional water supplies beginning in the year
2000. The following options were
considered to meet the city’s projected need:
· Demand
Reduction (Conservation) (L-10 Mun.)
· Edwards
Irrigation Transfers (L-15)
· 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 Lytle implement
the following water supply plan to meet the projected need for the city
(Table 5.3.1-6).
· Municipal
demand reduction (conservation) to be implemented in 2000. This project can provide an additional
41 acft/yr beginning in year 2000, increasing to 55 acft/yr of supply
in 2050 (See Section 6, Supplement 2 and Volume III, Section 1.1).
· Edwards
Irrigation Transfers (L-15) to be implemented in 2000. This project can provide an additional
500 acft/yr from 2000 to 2030 and 700 acft/yr in 2040 and 2050.
Table 5.3.1-6.
Recommended Water Supply Plan for the City of Lytle
|
|
2000
(acft/yr) |
2010
(acft/yr) |
2020
(acft/yr) |
2030 |
2040
|
2050 |
|
Projected Need (Shortage) |
376 |
414 |
447 |
514 |
569 |
628 |
|
Recommended Plan |
|
|
|
|
|
|
|
Demand Reduction
(Conservation) (L-10 Mun) |
41 |
44 |
47 |
28 |
53 |
55 |
|
Edwards Irrigation
Transfers (L-15) |
500 |
500 |
500 |
500 |
700 |
700 |
|
Total New Supply |
541 |
544 |
547 |
528 |
753 |
755 |
The costs of the recommended plan to meet the City of
Lytle’s projected need are shown in Table 5.3.1-7.
Table 5.3.1-7.
Recommended Plan Costs by Decade for the City of Lytle