Index to all pages:

Numeric Data for Charts and Graphs

Year

Total Recharge (1000 af)

Total Discharge (1000 af)

Spring Discharge (1000 af)

Well Discharge (1000 af)

Precipitation at San Antonio (inches)

1934

179.6

437.9

336.0

101.9

27.65

1935

1,258.2

519.6

415.9

103.7

42.93

1936

909.6

598.2

485.5

112.7

34.11

1937

400.7

571.2

451.0

120.2

26.07

1938

432.7

557.8

437.7

120.1

23.26

1939

399.0

432.8

313.9

118.9

18.83

1940

308.8

416.6

296.5

120.1

30.79

1941

850.7

601.2

464.4

136.8

26.34

1942

557.8

594.7

450.1

144.6

38.46

1943

273.1

539.3

390.2

149.1

20.51

1944

560.9

567.4

420.1

147.3

33.19

1945

527.8

614.8

461.5

153.3

30.46

1946

556.1

583.9

428.9

155.0

45.17

1947

422.6

593.5

426.5

167.0

17.32

1948

178.3

450.6

281.9

168.7

23.64

1949

508.1

479.8

300.4

179.4

40.81

1950

200.2

466.7

272.9

193.8

19.86

1951

139.2

425.6

215.9

209.7

24.44

1952

275.5

424.9

209.5

215.4

26.24

1953

167.6

468.3

238.5

229.8

17.56

1954

162.1

424.3

178.1

246.2

13.70

1955

192.0

388.8

127.8

261.0

18.18

1956

43.7

390.9

69.8

321.1

14.31

1957

1,142.6

456.5

219.2

237.3

48.83

1958

1,711.2

617.5

398.2

219.3

39.69

1959

690.4

619.0

384.5

234.5

24.50

1960

824.8

655.4

428.3

227.1

29.76

1961

717.1

683.5

455.3

228.2

26.47

1962

239.4

589.0

321.1

267.9

23.90

1963

170.7

516.0

239.6

276.4

18.65

1964

413.2

474.0

213.8

260.2

31.88

1965

623.5

578.9

322.8

256.1

36.65

1966

615.2

571.2

315.3

255.9

21.44

1967

466.5

557.4

216.1

341.3

29.26

1968

884.7

660.0

408.3

251.7

30.40

1969

610.5

658.7

351.2

307.5

31.42

1970

661.6

727.1

397.7

329.4

22.74

1971

925.3

679.5

272.7

406.8

31.80

1972

756.4

747.1

375.8

371.3

31.49

1973

1,486.5

838.0

527.6

310.4

52.28

1974

658.5

861.2

483.8

377.4

37.00

1975

973.0

868.2

540.4

327.8

25.67

1976

894.1

853.4

503.9

349.5

39.13

1977

952.0

960.9

580.3

380.6

29.64

1978

502.5

807.3

375.5

431.8

35.99

1979

1,117.8

914.5

523.0

391.5

36.64

1980

406.4

819.4

328.3

491.1

24.23

1981

1,448.3

794.4

407.3

387.1

36.37

1982

422.4

786.4

333.3

453.1

22.96

1983

420.1

720.1

301.6

418.5

26.11

1984

197.7

708.1

178.3

529.8

25.95

1985

1,003.3

856.5

334.0

522.5

41.43

1986

1,153.8

817.3

388.0

429.3

42.73

1987

2,003.5

922.0

557.9

364.1

37.96

1988

355.5

909.7

369.7

540.0

19.01

1989

214.4

766.5

224.1

542.4

22.14

1990

1,123.1

730.0

240.6

489.4

38.31

1991

1,508.4

790.6

354.6

436.3

42.76

1992

2,486.0

1,130.0

802.8

327.2

46.49

1993

447.6

996.7

589.4

407.3

32.00

1994

538.1

814.8

390.2

424.6

40.42

1995

531.3

761.0

361.3

399.6

23.06

1996

324.3

705.6

212.0

493.6

17.80

1997

1,134.6

761.1

383.9

377.1

33.95

1998

1,142.3

917.6

464.1

453.5

42.10

1999

473.4

898.8

456.1

442.7

16.63

2000

614.5

752.3

337.5

414.8

35.86

2001

1,069.4

890.0

529.6

367.7

36.72

2002

1,573.7

981.2

609.9

371.3

46.27

2003

669.0

976.9

621.5

362.1

28.45

2004

2,176.1

940.3

622.9

317.4

45.33

2005

764.0

1035.6

647.1

388.5

16.54

2006

201.6

766.5

312.0

454.5

21.34

2007

2,162.3

940.9

621.0

319.9

47.25

2008

212.9

845.7

417.1

428.6

13.76

2009

210.9

683.6

287.9

395.7

30.69

2010

813.5

863.5

490.0

372.6

37.39

2011

112.0

692.9

265.2

427.7

17.58

2012

313.5

687.0

302.3

384.7

39.40

2013

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-

-

-

32.00

 

Uses of Edwards Aquifer Discharge (1,000 af)

Year

Municipal and Military

Industrial

Domestic and Livestock

Irrigation

Springs

1954

179.6

437.9

336.0

101.9

27.65

1955

120.5

25.1

30.1

85.2

127.8

1956

138.3

22.4

28.9

127.2

69.8

1957

116.1

22.6

29.8

68.8

219.2

1958

113.7

25.1

33.4

47.2

398.2

1959

118.9

24.2

31.5

60.0

384.5

1960

121.1

23.3

29.1

54.9

428.3

1961

124.5

22.2

29.6

52.1

455.3

1962

143.7

22.8

28.8

72.7

321.1

1963

151.8

21.8

27.8

75.4

239.6

1964

140.2

21.7

26.3

72.6

213.8

1965

138.8

22.3

27.0

68.0

322.8

1966

141.8

22.6

23.3

68.2

315.3

1967

171.0

25.8

25.1

119.4

216.1

1968

146.9

20.0

25.5

59.3

408.3

1969

162.0

21.1

29.2

95.2

351.2

1970

167.5

22.5

29.3

110.1

397.7

1971

196.2

22.6

28.6

159.4

272.7

1972

190.5

21.1

30.8

128.8

375.8

1973

177.1

18.8

32.3

82.2

527.6

1974

174.6

15.1

33.5

140.4

483.3

1975

182.5

15.3

33.6

96.4

540.4

1976

182.1

14.7

34.6

118.2

503.9

1977

205.3

13.0

38.1

124.2

580.3

1978

214.2

11.5

40.3

165.8

375.5

1979

208.9

15.2

40.7

126.8

523.0

1980

256.2

13.7

43.3

177.9

328.3

1981

231.8

12.6

40.9

101.8

407.3

1982

268.6

15.0

39.5

130.0

333.3

1983

249.2

14.7

38.8

115.9

301.5

1984

287.2

15.2

36.2

191.2

178.3

1985

263.7

16.5

39.2

203.1

334.0

1986

266.3

16.8

42.0

104.2

388.0

1987

260.9

18.7

43.5

40.9

557.9

1988

286.2

18.8

41.9

193.1

369.7

1989

285.2

22.9

38.2

196.2

224.1

1990

254.9

23.7

37.9

172.9

240.6

1991

240.5

67.5

39.5

88.5

354.6

1992

236.5

29.0

34.8

27.1

802.8

1993

252.0

36.1

49.8

69.3

589.4

1994

247.0

39.3

33.9

104.5

390.2

1995

255.0

37.3

11.6

95.6

361.3

1996

261.3

38.8

12.3

181.3

212.0

1997

253.0

34.4

12.3

77.4

383.9

1998

266.5

41.7

13.4

131.9

464.1

1999

273.3

42.4

13.4

113.6

456.1

2000

261.3

33.8

13.4

106.3

337.5

2001

245.9

29.4

13.4

79.0

529.4

2002

228.4

32.3

13.6

97.1

609.9

2003

237.2

31.7

13.7

79.6

621.5

2004

220.3

28.1

13.8

55.4

622.9

2005

255.1

34.3

13.8

85.3

647.1

2006

259.1

34.5

13.8

149.1

312.0

2007

236.0

27.6

13.8

42.5

620.6

2008

273.6

28.8

13.5

112.7

417.1

2009

247.5

25.7

13.6

108.9

288.0

2010

259.9

26.4

13.6

72.7

490.0

2011

265.5

23.6

13.6

124.9

265.2

2012

257.9

22.6

13.7

90.6

302.3

2013

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-

-

-

-