Appendix table 8—Total freshwater consumption in the United States, specified years, 1960-85, by region and use, with 
projections of consumption to 2040 
Projections 
Region and water use 1960 1965 1970 1975 1980 1985 2000 2010 2020 2030 2040 
Million gallons per day 
North! 
Domestic self-supplies 427 517 513 356 594 595 482 494 504 511 S15 
Industrial self-supplies 1.045 1,351 1,187 L177 1,247 1.656 2,790 3,155 3,523 3,891 4,262 
Irrigation 233 398 460 613 1,278 1,187 1,417 1,481 1,543 1,592 1,637 
Livestock watering 603 628 614 689 623 650 643 680 711 733 746 
Municipal central supplies 1,329 1,735 1.881 1.749 1,615 1.618 2,339 2,575 2,783 2,931 3,016 
Thermoelectric steam cooling 53 87 106 630 1,294 2,865 5,457 6,539 7379 8,483 9,829 
Total 3,691 4.717 4,762 S215 6.651 8,571 13,124 14,924 16,443 18.142 20,005 
South 
Domestic self-supplies 519 798 721 661 842 843 732 750 766 777 783 
Industrial self-supplies 1,524 1,581 2,220 2,075 2,781 1,702 2,378 2,690 3,003 3,317 3,633 
Irrigation 9.143 14,913 12,646 17,564 16,356 14,701 17,550 18,349 19.116 19,717 20,278 
Livestock watering 416 472 540 680 769 992 925 977 1,022 1,054 1,073 
Municipal central supplies 1,139 1,301 1,612 2,323 2,172 2,176 3,140 3,464 3,742 3,942 4,056 
Thermoelectric steam cooling 96 228 568 1,061 1,536 1,089 1,739 2,083 2,351 2,703 3,132 
Total 12,837 19,294 18.307 924,364 24.455) 21,503, 26,464 28,312 29,999 31,509 = 32,954 
Rocky Mountains* 
Domestic self-supplies 120 136 161 188 293 253 211 216 221 224 226 
Industrial self-supplies 157 248 378 601 625 409 503 569 635 701 768 
Irrigation 24,073 30,491 34.755 34,999 36,242, 31.689 37,836 = 39,558 41,212 42,508 43,717 
Livestock watering 315 439 476 498 430 524 533 563 589 607 618 
Municipal central supplies 495 584 756 857 1,303 1,305 1,883 2,077 2,244 2,364 2,432 
Thermoelectric steam cooling 48 83 126 207 369 303 482 578 652 750 869 
Total 25,208 = 31,981 36,651 37,350 39,260 =—34.494 441.449 43,561 45,553 47,154 48,631 
Pacific Coast* 
Domestic self-supplies 151 117 261 244 253 253 249 255 261 264 267 
Industrial self-supplies 249 181 306 332 364 409 1,044 1,180 1,318 1,456 1,594 
Irrigation 18.576 20,095 25,608 26.745 29,243 26.211 30,695 32,091 33.433 34,484 35,465 
Livestock watering 103 82 82 84 80 207 211 223 233 240 244 
Municipal central supplies 508 1,517 1,675 1,737 2,006 2,010 2,901 3,199 3,457 3,641 3,746 
Thermoelectric steam cooling 27 18 24 40 42 96 86 103 117 134 155 
Total 19.614 22,010 27,957 29.182 31,987 29,186 35.185 37,052 38.817 40,220 41,472 
Total consumption 61,350 78,002 87,677 96,111 102,353) 93,755 116,222) 123,850 ~—-:130,812 137,025 143,062 
Note: Data may not add to totals because of rounding. 
' Includes the Northeast and North Central. 
? Includes the Southeast and South Central. 
* Includes the Great Plains. 
* Includes Alaska and Hawaii. 
Source: Data for 1960-85 from U.S. Geological Survey circulars. Projections are Forest Service estimates based upon trends in the historical 
data. 
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