Ground Water Resources of Colorado, Lavaca, and Wharton Counties, Texas Page: 16
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Table 2. --Summary of aquifer tests in Colorado, Lavaca, and Wharton Counties--Continued
Water- Intervals screened Sand Transmissivity Hydraulic Average Drawdown Specific
Well Date bearing (feet below land surface) thickness (ft2/d) conductivity pumping rate (feet) capacity Remarks
unit ( feet) _(ft/d) (gal/min) [(gal/min)/ ft]RY- 66-
45-201 7-21-55
804 7-11-55
1/ 1-hour recovery.C
CSlotted 0-257 feet; gravel packed.
278 feet of casing slotted between
110-388 feet; gravel packed.LAVACA COUNTY-- Continued
69 2,000280+
299
350
904,970
4,290
6,020
50029
18
14.43-203 4-23-54 C 69 feet slotted between 250-273,
320-343, and 395-415; underreamed
and gravel packed.
50-401 1- 5-51 E-C 512 feet slotted opposite sands
between 187-880 feet; gravel
packed.
502 11-21-50 8-C 299 feet slotted between 153-641
feet; gravel packed.
,57-201 6-12-64 E-C Casing slotted between 234-584
feet; gravel packed.
-31-606 10-14-71 J 90 feet screened between 180-200,
245-275, and 285-325 feet; gravel
packed.
39-509 9-27-72 J Nine sections of screen between
610-935; underreamed and gravel
packed.
510 6-16-63 J Seven sections of slotted casing
between 754-975 feet; underreamed
and gravel packed.
48-703 5- 7-69 E Casing slotted between 320-430
feet; gravel packed.
-31-901 6-20-75 C 35 feet of casing slotted between
100-135 feet; gravel packed.
902 7-26-55 C 12 feet of casing slotted between
40-52 feet.
903 do. C 315 feet of casing slotted between
40-50 and 100-405 feet.
906 10-19-55 E 87 feet of casing slotted between
860-897, 935-970, and 975-990 feet.
38-303 6-24-75 C 432 feet of casing slotted between
223-655 feet; gravel packed.150 1,250
121
500
93 2,220
WHARTON COUNTY
65 13,800
-- 25,500-
46,400
300+ 9,040
100 1,130
225 45,630235
27827,000-
16,4402,
2,1,
1.
2.
1
14
24212
30
11
203
115
5917
67
0)
ZA-66
577 - - - - 30-minute recovery after
pumping 12 hours.
650 106 25 (1 hour) 15-minute recovery after
pumping 6 hours.
435 100 19.6 (1 hour) 20-minute recovery after
pumping 8 hours (average
discharge after 1 hour,
1955 gal/mmn--used for 1
hour specific capacity).
.020 28 36.3 (1 hour) 102-minute recovery after
pumping 60 hours.
210 53 4.0 (1 hour) 30-minute recovery after
pumping 8 hours.
500 117 4.3 (1 hour) 30-minute recovery after
pumping 8 hours.
351 62 5.7 (1 hour) 30-minute recovery after
pumping 8 hours.
456 -- -- 2-hour recovery after
pumping 2 hours.
22-3 -- -- 3-hour recovery after
pumping 4 days.
420 1/17.9 23.4 (1 hour) 1-hour recovery after
pumping 26 hours.
,370 -- -- 1-hour recovery after
pumping 14 days.
146 -- -- Recovery of pumped well.
,650 -- -- 7-hour, 50-minute recov-
ery, -first reading taken
4 hours after pumping
stopped.
650 -- -- 1-hour recovery after
pumping 24 hours.
675 1/36.1 46.5 (4 days) 1-hour recovery after
pumping 4 days.
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Loskot, Carole L.; Sandeen, William M. & Follett, C. R. Ground Water Resources of Colorado, Lavaca, and Wharton Counties, Texas, report, July 1982; Austin, Texas. (https://texashistory.unt.edu/ark:/67531/metapth1203728/m1/24/: accessed July 17, 2024), University of North Texas Libraries, The Portal to Texas History, https://texashistory.unt.edu; crediting UNT Libraries Government Documents Department.