Surface and Ground Water Use in the U.S.
Source:USDAFresh Surface Water use
(millions of gallons per day) 		Fresh Ground Water use
(millions of gallons per day)
STATE Year Population TOTAL % change
from 1990		 TOTAL % change
from 1990
Population Numbers from www.census.gov % change is Water Usage Only. Does not reflect population changes.
Alabama 2000 4,447,100 9,550 23 439 2
1990 4,040,587 7,747 431
1980 3,893,888 10,641 37 347 -20
Alaska2000626,932 111-6350 -21
1990 550,043 302 63
1980 401,851 224 -26 49 -23
Arizona 2000 5,130,632 3,304 -14 3,423 25
1990 3,665,228 3,833 2,745
1980 2,718,215 7,953 107 4,222 54
Arkansas 2000 2,673,400 3,949 26 6,928 47
1990 2,350,725 3,129 4,712
1980 2,286,435 15,688 401 4,012 -15
California 2000 33,871,648 23,213 13 15,204 4
1990 29,760,021 20,563 14,577
1980 23,667,902 43,797 113 21,376 47
Colorado 2000 4,301,261 10,324 4 2,320 -16
1990 3,294,394 9,913 2,774
1980 2,889,964 15,698 58 2,819 2
Connecticut 2000 3,405,565 564 -37 143 -14
1990 3,287,116 901 166
1980 3,107,576 1,316 46 136 -18
Delaware 2000 783,600 466 -50 115 29
1990 666,168 939 89
1980 594,338 139 -85 82 -9
District of 2000 572,059 10 -88 0 -100
Columbia 1990 606,900 80 1
1980 638,333 341 327 1 -20
Florida 2000 15,982,378 3,110 9 5,023 8
1990 12,937,926 2,864 4,662
1980 9,746,324 7,389 158 3,799 -19
Georgia 2000 8,186,453 4,960 16 1,446 45
1990 6,478,216 4,290 997
1980 5,463,105 6,698 56 1,171 17
Hawaii 2000 1,211,537 208 -65 433 -26
1990 1,108,229 601 588
1980 964,691 1,304 117 788 34
Idaho 2000 1,293,953 15,272 26 4,139 -45
1990 1,006,749 12,162 7,594
1980 943,935 18,433 52 6,409 -16
Illinois 2000 12,419,293 12,973 -24 813 -19
1990 11,430,602 17,115 1,002
1980 11,426,518 17,857 4 926 -8
Indiana 2000 6,080,485 9,464 8 656 6
1990 5,544,159 8,800 622
1980 5,490,224 13,772 57 1,289 107
Iowa 2000 2,926,324 2,680 10 679 37
1990 2,776,755 2,440 494
1980 2,913,808 4,301 76 758 54
Kansas 2000 2,688,418 2,822 64 3,790 -13
1990 2,477,574 1,722 4,368
1980 2,363,679 6,564 281 5,619 29
Kentucky 2000 4,041,769 3,963 -3 190 -23
1990 3,685,296 4,072 248
1980 3,660,777 4,875 20 248 0
Louisiana 2000 4,468,976 8,734 10 1,627 21
1990 4,219,973 7,946 1,339
1980 4,205,900 12,282 55 1,762 32
Maine 2000 1,274,923 423 -5 81 -6
1990 1,227,928 447 86
1980 1,124,660 840 88 81 -6
Maryland 2000 5,296,486 1,202 -2 225 -6
1990 4,781,468 1,229 239
1980 4,216,975 1,130 -8 154 -36
Massachusetts 2000 6,349,097 782 -55 270 -20
1990 6,016,425 1,735 338
1980 5,737,037 2,462 42 321 -5
Michigan 2000 9,938,444 9,269 -15 734 4
1990 9,295,297 10,918 703
1980 9,262,078 15,392 41 536 -24
Minnesota 2000 4,919,479 3,146 27 720 -10
1990 4,375,099 2,475 798
1980 4,075,970 3,078 24 670 -16
Mississippi 2000 2,844,658 631 -3 2,181 -18
1990 2,573,216 649 2,670
1980 2,520,638 2,868 342 1,504 -44
Missouri 2000 5,595,211 6,444 25 1,777 144
1990 5,117,073 5,142 728
1980 4,916,686 6,817 33 479 -34
Montana 2000 902,195 8,103 -11 188 -8
1990 799,065 9,093 205
1980 786,690 11,518 27 266 30
Nebraska 2000 1,711,263 4,386 6 7,858 62
1990 1,578,385 4,149 4,850
1980 1,569,825 11,993 189 7,141 47
Nevada 2000 1,998,257 2,048 -10 758 -29
1990 1,201,833 2,278 1,068
1980 800,493 3,587 57 709 -34
New Hampshire 2000 1,235,786 361 1 85 34
1990 1,109,252 356 64
1980 920,610 385 8 65 3
New Jersey 2000 8,414,350 1,585 -4 584 3
1990 7,730,188 1,653 566
1980 7,364,823 2,893 75 722 28
New Mexico 2000 1,819,046 1,710 -1 1,544 -12
1990 1,515,069 1,721 1,761
1980 1,302,894 3,934 129 1,849 5
New York 2000 18,976,457 6,184 -36 893 7
1990 17,990,455 9,641 838
1980 17,558,072 7,934 -18 788 -6
North Carolina 2000 8,049,313 9,149 8 580 33
1990 6,628,637 8,501 436
1980 5,881,766 8,079 -5 772 77
North Dakota 2000 642,200 1,017 -60 123 -26
1990 638,800 2,539 167
1980 652,717 1,308 -48 118 -29
Ohio 2000 11,353,140 10,274 -5 878 -3
1990 10,847,115 10,765 904
1980 10,797,630 13,534 26 977 8
Oklahoma 2000 3,450,654 989 30 771 17
1990 3,145,585 761 661
1980 3,025,290 1,713 125 956 45
Oregon 2000 3,421,399 5,941 -22 993 28
1990 2,842,321 7,664 777
1980 2,633,105 6,828 -11 1,133 46
Pennsylvania 2000 12,281,054 9,283 5 666 -35
1990 11,881,643 8,809 1,023
1980 11,863,895 15,471 76 1,023 0
Rhode Island 2000 1,048,319 109 2 29 14
1990 1,003,464 107 25
1980 947,154 175 63 38 50
South Carolina 2000 4,012,012 6,838 20 331 -7
1990 3,486,703 5,719 355
1980 3,121,820 6,151 8 230 -35
South Dakota 2000 754,844 306 -10 222 -25
1990 696,004 341 296
1980 690,768 697 104 329 11
Tennessee 2000 5,689,283 10,409 20 417 -17
1990 4,877,185 8,685 504
1980 4,591,120 10,107 16 446 -11
Texas 2000 20,851,820 16,324 28 8,461 15
1990 16,986,510 12,733 7,387
1980 14,229,191 14,320 12 8,038 9
Utah 2000 2,233,169 3,739 8 1,021 6
1990 1,722,850 3,474 963
1980 1,461,037 4,543 31 1,035 8
Vermont 2000 608,827 404 -32 43 -20
1990 562,758 595 54
1980 511,456 344 -42 45 -16
Virginia 2000 7,078,515 4,888 14 313 -30
1990 6,187,358 4,275 444
1980 5,346,818 5,576 30 392 -12
Washington 2000 5,894,121 3,799 -41 1,475 -1
1990 4,866,692 6,457 1,487
1980 4,132,156 8,259 28 754 -49
West Virginia 2000 1,808,344 5,058 31 91 -88
1990 1,793,477 3,868 728
1980 1,949,644 5,638 46 218 -70
Wisconsin 2000 5,363,675 6,785 16 813 20
1990 4,891,769 5,827 680
1980 4,705,767 5,752 -1 613 -10
Wyoming 2000 493,782 4,404 -39 541 21
1990 453,588 7,200 446
1980 469,557 5,397 -25 540 21

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