Table 32. Estimated Quantity of Water Appiied in the Open Using Oniy One Method of 
Distribution: 2013 and 2008 
[Excludes area under protection and institutional, research, and experimental farms. For meaning of abbreviations and symbols see introductory text] 
Geographic area 
Water applied 
by all methods 
Only sprinkler 
systems 
Only gravity flow 
systems ' 
Only drip, trickle, low-flow, 
or micro sprinkler systems 
Acres 
irrigated ^ 
Acre-feet 
applied 
Average 
acre- 
feet 
per acre 
Farms 
Acres 
irrigated 
Average 
acre- 
feet 
per acre 
Farms 
Acres 
irrigated 
Average 
acre- 
feet 
per acre 
Farms 
Acres 
irrigated 
Average 
acre- 
feet 
per acre 
United States 2013 
55,283,340 
88,455,968 
81,745 
24,068,728 
1.2 
53,824 
13,296,785 
1.9 
37,877 
2,489,767 
1.9 
2008 ^ 
54,929,915 
91,235,036 
78,945 
20,226,970 
1.2 
60,018 
13,622,819 
2.2 
28,815 
2,099,436 
2.2 
2013 DATA 
Alabama 
100,605 
44,604 
445 
92,100 
0.4 
27 
1,384 
0.3 
316 
4,378 
0.5 
Alaska 
968 
457 
45 
489 
0.3 
4 
62 
0.3 
26 
56 
0.6 
Arizona 
851,407 
3,755,876 
854 
134,339 
3.5 
2,368 
570,305 
4.1 
247 
15,122 
2.9 
Arkansas 
4,949,965 
6,454,191 
1.3 
595 
338,399 
0.9 
2,360 
3,069,585 
1.4 
173 
7,077 
0.3 
California 
7,543,928 
23,488,939 
3.1 
6,657 
485,149 
2.5 
9,100 
2,285,786 
3.2 
18,587 
1 ,395,290 
2.5 
Colorado 
2,309,178 
4,135,873 
1.8 
3,083 
1,120,236 
1.5 
6,570 
764,112 
1.9 
50 
446 
1.4 
Connecticut 
4,557 
3,999 
0.9 
202 
1,547 
1.6 
13 
51 
0.3 
145 
1,887 
0.4 
Delaware 
114,738 
58,423 
0.5 
260 
110,195 
0.5 
- 
- 
- 
63 
1,121 
0.4 
Florida 
1,356,561 
1,573,095 
1.2 
2,713 
250,043 
0.8 
177 
470,642 
1.4 
3,032 
506,911 
0.9 
Georgia 
1,196,373 
608,568 
0.5 
1,986 
991 ,076 
0.5 
6 
2,100 
0.4 
737 
98,599 
0.6 
Hawaii 
75,770 
249,449 
3.3 
447 
3,898 
2.3 
98 
649 
1.9 
748 
12,192 
2.3 
Idaho 
3,511,751 
6,424,081 
1.8 
5,922 
2,488,172 
1.6 
5,665 
414,708 
1.9 
83 
3,251 
2.0 
Illinois 
541,281 
367,207 
0.7 
1,168 
566,748 
0.6 
7 
1,760 
(D) 
206 
3,426 
0.4 
Indiana 
454,346 
234,935 
0.5 
1,129 
461,914 
0.5 
19 
786 
0.6 
344 
2,423 
0.5 
Iowa 
175,514 
92,573 
0.5 
602 
167,091 
0.5 
20 
245 
0.1 
194 
743 
0.6 
Kansas 
2,851,085 
3,432,397 
1.2 
3,635 
2,264,248 
1.2 
267 
27,316 
1.3 
181 
2,493 
1.0 
Kentucky 
50,663 
20,335 
0.4 
310 
45,188 
0.4 
24 
335 
0.4 
450 
7,274 
0.5 
Louisiana 
1 ,096,228 
1,454,716 
1.3 
469 
90,526 
0.8 
1,028 
740,159 
1.4 
93 
2,126 
0.3 
Maine 
20,290 
6,959 
0.3 
278 
19,742 
0.3 
- 
- 
- 
188 
640 
0.6 
Maryland 
100,530 
47,592 
0.5 
353 
87,973 
0.4 
8 
256 
0.5 
209 
4,648 
0.6 
Massachusetts 
26,800 
36,195 
1.4 
631 
15,633 
1.8 
6 
987 
(D) 
283 
1,829 
0.9 
Michigan 
586,466 
311,599 
0.5 
2,017 
561,384 
0.5 
6 
6 
1.0 
648 
20,574 
0.6 
Minnesota 
516,063 
322,879 
0.6 
1,552 
516,776 
0.6 
30 
20,926 
1.1 
149 
1,047 
0.4 
Mississippi 
1,701,494 
1,768,937 
1.0 
524 
188,474 
0.7 
550 
756,510 
1.2 
111 
16,784 
1.1 
Missouri 
1,235,005 
1,193,127 
1.0 
823 
377,156 
0.7 
539 
490,511 
1.0 
549 
12,462 
1.2 
Montana 
1 ,872,286 
2,502,345 
1.3 
1,722 
410,310 
1.1 
3,902 
796,899 
1.3 
113 
455 
0.5 
Nebraska 
8,297,457 
8,069,039 
1.0 
7,685 
4,155,500 
0.9 
2,187 
334,216 
1.2 
502 
12,761 
0.9 
Nevada 
689,953 
1,913,755 
2.8 
487 
133,911 
3.3 
1,252 
342,206 
2.2 
55 
216 
3.7 
New Hampshire 
3,773 
1,282 
0.3 
108 
785 
0.3 
3 
9 
2.0 
120 
304 
0.9 
New Jersey 
80,071 
48,086 
0.6 
469 
43,559 
0.4 
4 
90 
1.0 
317 
8,503 
0.5 
New Mexico 
694,571 
1,311,363 
1.9 
1,027 
329,558 
1.5 
6,072 
217,073 
1.7 
372 
1 1 ,347 
1.6 
New York 
47,580 
21,300 
0.4 
558 
25,680 
0.3 
19 
695 
0.3 
450 
6,618 
0.4 
North Carolina 
135,707 
53,351 
0.4 
1,177 
122,330 
0.3 
48 
968 
0.9 
639 
10,383 
0.7 
North Dakota 
213,686 
148,332 
0.7 
353 
174,615 
0.7 
76 
12,140 
0.9 
20 
34 
0.6 
Ohio 
40,854 
25,160 
0.6 
346 
23,114 
0.6 
27 
101 
0.5 
475 
3,822 
0.4 
Oklahoma 
426,296 
522,118 
1.2 
1,087 
399,622 
1.2 
25 
2,168 
1.2 
307 
5,932 
0.8 
Oregon 
1 ,553,034 
2,970,591 
1.9 
6,098 
787,128 
1.5 
2,095 
321,552 
1.8 
861 
50,648 
1.9 
Pennsylvania 
22,523 
9,431 
0.4 
409 
7,991 
0.3 
21 
265 
0.1 
1,298 
9,407 
0.4 
Rhode Island 
2,996 
2,198 
0.7 
81 
2,193 
0.7 
- 
- 
- 
116 
425 
0.9 
South Carolina 
133,816 
77,234 
0.6 
555 
96,409 
0.5 
11 
790 
0.1 
215 
21,235 
0.7 
South Dakota 
369,802 
291,815 
0.8 
807 
290,262 
0.7 
219 
30,997 
1.3 
17 
33 
0.5 
Tennessee 
145,965 
57,136 
0.4 
461 
119,105 
0.3 
25 
302 
0.8 
254 
5,890 
0.5 
Texas 
4,489,837 
5,799,584 
1.3 
6,944 
3,340,905 
1.2 
1,943 
419,745 
1.6 
1,849 
80,110 
1.0 
Utah 
1,124,729 
2,378,450 
2.1 
4,454 
424,468 
2.0 
3,523 
326,143 
1.9 
189 
723 
1.9 
Vermont 
2,127 
911 
0.4 
145 
1,076 
0.3 
17 
55 
0.4 
104 
434 
0.5 
Virginia 
49,141 
25,395 
0.5 
384 
38,788 
0.4 
_ 
- 
-. 
491 
6,524 
0.6 
Washington 
1,623,123 
3,662,524 
2.3 
6,991 
1,080,189 
2.0 
755 
83,613 
2.2 
1,004 
129,018 
1.9 
West Virginia 
1,319 
686 
0.5 
81 
497 
0.4 
7 
106 
0.1 
85 
585 
0.5 
Wisconsin 
472,856 
387,148 
0.8 
1,460 
485,400 
0.8 
19 
414 
1.2 
203 
1,552 
0.7 
Wyoming 
1,418,272 
2,089,728 
1.5 
1,156 
196,837 
1.5 
2,682 
787,057 
1.4 
9 
9 
1.6 
Water Resources Regions 
Region 01 New England 
58,842 
50,899 
0.9 
1,352 
40,080 
1.0 
22 
1,047 
(D) 
891 
5,142 
0.7 
Region 02 Mid-Atlantic 
388,390 
196,197 
0.5 
2,075 
297,382 
0.4 
50 
565 
0.5 
2,323 
32,805 
0.5 
Region 03 South Atlantic-Gulf 
2,935,603 
2,369,716 
0.8 
7,061 
1,552,307 
0.5 
269 
476,600 
1.4 
4,964 
641,510 
0.9 
Region 04 Great Lakes 
817,946 
448,422 
0.5 
3,084 
793,252 
0.5 
30 
668 
0.4 
1,332 
27,143 
0.5 
Region 05 Ohio 
354,602 
183,456 
0.5 
1,465 
345,657 
0.5 
79 
1,326 
0.3 
1,339 
13,462 
0.5 
Region 06 Tennessee 
57,459 
26,091 
0.5 
396 
53,557 
0.4 
18 
135 
(D) 
262 
6,314 
0.6 
Region 07 Upper Mississippi 
1,533,177 
1,061,086 
0.7 
4,261 
1 ,547,899 
0.6 
75 
21,015 
0.7 
723 
5,756 
0.4 
Region 08 Lower Mississippi 
8,013,416 
9,628,711 
1.2 
1,433 
861,516 
0.8 
3,901 
4,486,281 
1.3 
284 
28,808 
1.0 
Region 09 Souris-Red-Rainy 
175,021 
118,621 
0.7 
352 
165,568 
0.6 
27 
16,174 
1.2 
18 
37 
0.5 
Region 10 Missouri 
13,598,476 
14,890,524 
1.1 
13,940 
6,500,773 
0.9 
9,152 
1,855,203 
1.4 
1,024 
15,387 
1.0 
Region 11 Arkansas-White-Red .... 
5,227,723 
6,952,945 
1.3 
5,866 
3,756,759 
1.3 
2,134 
726,296 
1.3 
746 
15,112 
0.8 
Region 12 Texas-Gulf 
3,027,926 
3,715,944 
1.2 
5,193 
2,014,771 
1.1 
1,558 
379,162 
1.6 
1,667 
79,754 
1.0 
Region 13 Rio Grande 
802,574 
1 ,587,805 
2.0 
1,372 
372,664 
1.7 
6,039 
234,530 
1.8 
372 
1 1 ,347 
1.6 
Region 14 Upper Colorado 
1,321,937 
2,638,943 
2.0 
2,700 
234,770 
1.6 
5,366 
722,293 
1.8 
30 
240 
0.9 
Region 1 5 Lower Colorado 
915,691 
3,954,057 
4.3 
1,144 
151,436 
3.3 
2,680 
605,541 
4.1 
247 
15,122 
2.9 
Region 1 6 Great Basin 
1 ,557,939 
3,628,952 
2.3 
3,526 
525,705 
2.2 
3,852 
568,231 
2.1 
244 
939 
2.3 
Region 1 7 Pacific Northwest 
6,723,954 
13,002,330 
1.9 
19,068 
4,301,931 
1.7 
9,207 
880,903 
1.8 
2,047 
182,751 
1.9 
Region 18 California 
7,695,926 
23,751,363 
3.1 
6,965 
548,314 
2.4 
9,263 
2,320,104 
3.2 
18,590 
1,395,890 
2.5 
Region 19 Alaska 
968 
457 
0.5 
45 
489 
0.3 
4 
62 
0.3 
26 
56 
0.6 
Region 20 Hawaii 
75,770 
249,449 
3.3 
447 
3,898 
2.3 
98 
649 
1.9 
748 
12,192 
2.3 
' The subirrigation category was dropped in 2013 and is reported as Other Gravity Systems. 
^ Acres in the open was calculated as total acres minus square feet under protection converted to acres. 
® 2008 data do not include non-horticultural field crops and pasture acreage on horticulture operations. 
108 2013 FRIS - Crops Grown in the Open and Pasture Data 
2012 Census of Agricuiture 
USDA, National Agricultural Statistics Service 
