Table 39. Water Management Practices Used by Operators with Gravity Systems for Acres in the 
Open: 2013 and 2008 
[Excludes area under protection and institutional, research, and experimental farms. For meaning of abbreviations and symbols see introductory text] 
Geographic area 
All 
farms ^ 
Acres 
irrigated 
Any conservation technique used ^ 
Conservation technique used ^ 
Tailwater pits, diking, time limits, 
or alternative row irrigation ® 
Farms 
Acres 
irrigated 
Farms 
Acres 
irrigated 
United States 2013 
85,159 
21,504,684 
33,629 
9,851,730 
20,990 
4,205,281 
2008 
90,453 
22,217,750 
45,458 
12,891,634 
34,234 
9,044,133 
2013 DATA 
Alabama 
97 
4,419 
18 
526 
12 
(D) 
Alaska 
11 
69 
- 
- 
- 
Arizona 
3,005 
748,012 
1,429 
580,931 
566 
192,359 
Arkansas 
3,356 
4,296,734 
1,221 
1,934,866 
716 
764,424 
California 
15,231 
4,539,426 
6,192 
2,790,804 
3,421 
1,229,078 
Colorado 
9,044 
1,196,805 
2,620 
333,292 
1,846 
219,264 
Connecticut 
41 
336 
8 
16 
8 
16 
Delaware 
9 
18 
9 
9 
- 
- 
Florida 
363 
573,147 
68 
99,157 
38 
25,383 
Georgia 
256 
4,866 
7 
14 
7 
14 
Flawaii 
228 
1 1 ,788 
31 
345 
28 
273 
Idaho 
7,902 
757,753 
2,900 
305,506 
1,962 
145,878 
Illinois 
65 
8,523 
18 
6,382 
15 
1,697 
Indiana 
62 
4,585 
10 
515 
10 
515 
Iowa 
75 
1,564 
11 
366 
9 
(D) 
Kansas 
1,100 
106,984 
816 
68,667 
678 
46,717 
Kentucky 
66 
428 
17 
62 
17 
34 
Louisiana 
1,416 
969,325 
483 
369,991 
167 
87,592 
Maine 
22 
34 
2 
(D) 
- 
- 
Maryland 
44 
646 
9 
135 
6 
30 
Massachusetts 
61 
2,091 
13 
(D) 
13 
(D) 
Michigan 
135 
1,998 
12 
24 
12 
12 
Minnesota 
95 
21,741 
4 
3,052 
2 
(D) 
Mississippi 
1,064 
1,265,091 
457 
488,787 
201 
99,429 
Missouri 
918 
760,732 
402 
438,686 
135 
95,646 
Montana 
5,350 
1,144,584 
1,899 
338,131 
1,307 
195,312 
Nebraska 
7,191 
1,251,630 
4,178 
620,428 
3,099 
415,550 
Nevada 
1,607 
469,556 
688 
147,428 
425 
82,264 
New Hampshire 
36 
160 
17 
23 
9 
15 
New Jersey 
41 
2,704 
19 
314 
16 
175 
New Mexico 
7,112 
289,732 
2,772 
119,965 
1,221 
40,510 
New York 
76 
1,069 
15 
91 
4 
80 
North Carolina 
173 
1,841 
12 
24 
12 
24 
North Dakota 
140 
28,108 
77 
18,306 
41 
5,991 
Ohio 
78 
695 
15 
25 
7 
13 
Oklahoma 
138 
14,010 
54 
7,881 
40 
4,184 
Oregon 
3,975 
571,531 
1,543 
164,637 
1,440 
110,675 
Pennsylvania 
141 
1,206 
6 
6 
- 
- 
Rhode Island 
9 
163 
1 
(D) 
1 
(D) 
South Carolina 
88 
5,577 
- 
- 
South Dakota 
371 
51,774 
85 
13,321 
71 
7,663 
Tennessee 
76 
8,419 
25 
3,556 
17 
1,024 
Texas 
3,246 
560,944 
1,195 
339,495 
856 
151,582 
Utah 
5,431 
592,225 
1,720 
206,583 
1,303 
96,913 
Vermont 
60 
177 
11 
19 
3 
(D) 
Virginia 
29 
162 
- 
- 
- 
- 
Washington 
1,259 
169,489 
488 
84,221 
327 
30,559 
West Virginia 
7 
106 
- 
- 
- 
- 
Wisconsin 
149 
8,034 
18 
3,178 
18 
(D) 
Wyoming 
3,710 
1,053,673 
2,034 
360,680 
904 
150,059 
Water Resources Regions 
Region 01 New England 
179 
2,797 
44 
1,327 
34 
892 
Region 02 Mid-Atlantic 
314 
4,912 
58 
555 
26 
285 
Region 03 South Atlantic-Gulf 
1,039 
593,083 
110 
100,187 
70 
25,883 
Region 04 Great Lakes 
266 
3,576 
28 
52 
12 
12 
Region 05 Ohio 
189 
4,528 
36 
690 
36 
662 
Region 06 Tennessee 
72 
395 
26 
108 
18 
92 
Region 07 Upper Mississippi 
367 
37,496 
97 
14,899 
44 
(D) 
Region 08 Lower Mississippi 
5,733 
6,483,957 
2,160 
2,707,057 
1,031 
900,241 
Region 09 Souris-Red-Rainy 
50 
17,431 
12 
3,832 
4 
(D) 
Region 10 Missouri 
17,663 
3,491,310 
8,789 
1,415,449 
5,812 
830,543 
Region 11 Arkansas-White-Red .... 
3,226 
1,135,891 
1,280 
661,248 
744 
206,364 
Region 12Texas-Gulf 
2,594 
474,752 
843 
256,545 
534 
112,769 
Region 13 Rio Grande 
7,223 
366,462 
2,833 
158,315 
1,624 
68,911 
Region 14 Upper Colorado 
7,297 
1,035,080 
2,204 
234,277 
1,586 
154,823 
Region 15 Lower Colorado 
3,440 
797,472 
1,529 
599,544 
585 
192,501 
Region 1 6 Great Basin 
5,504 
871 ,799 
1,806 
318,923 
1,326 
152,972 
Region 1 7 Pacific Northwest 
14,308 
1,573,577 
5,386 
591,128 
3,907 
311,158 
Region 18 California 
15,456 
4,598,309 
6,357 
2,787,249 
3,569 
1 ,239,293 
Region 19 Alaska 
11 
69 
- 
- 
- 
- 
Region 20 Hawaii 
228 
1 1 ,788 
31 
345 
28 
273 
See footnote(s) at end of table. -continued 
2012 Census of Agriculture 
USDA, National Agricultural Statistics Service 
2013 FRIS - Crops Grown in the Open and Pasture Data 183 
