Table C. Relative Standard Error (percent) for Selected General Irrigation Data: 2013 
[Excludes institutional, research, and experimental farms and farms with horticulture. For meaning of abbreviations and symbols, see introductory text] 
Geographic area 
Irrigated 
farms 
Land in 
farms 
Acres irrigated 
Acre-feet 
applied 
Energy 
expense for 
pumps 
Expenditure 
expenses 
Pumps, all 
types 
Well pumps 
Total 
Cropland 
harvested 
United States 
1.0 
4.5 
1.3 
1.3 
1.7 
2.0 
3.6 
1.5 
1.8 
Alabama 
3.6 
6.8 
6.2 
6.7 
12.6 
9.3 
6.0 
8.7 
Alaska 
6.2 
17.3 
6.8 
7.5 
15.1 
27.5 
14.2 
(D) 
Arizona 
6.7 
33.4 
4.5 
4.7 
9.0 
20.1 
8.9 
9.6 
Arkansas 
4.2 
6.3 
6.4 
6.4 
6.7 
7.1 
10.1 
6.3 
6.4 
California 
3.6 
12.7 
4.5 
4.4 
5.0 
5.8 
11.5 
5.4 
6.1 
Colorado 
4.5 
11.2 
4.6 
4.7 
5.8 
8.3 
23.5 
7.6 
8.7 
Connecticut 
5.6 
20.8 
9.5 
9.5 
15.1 
23.9 
24.8 
9.1 
11.0 
Delaware 
5.0 
6.3 
6.4 
6.5 
7.5 
8.1 
10.2 
5.8 
(D) 
Florida 
3.7 
7.8 
6.1 
5.3 
7.3 
5.9 
18.1 
5.1 
5.7 
Georgia 
4.5 
9.2 
5.8 
5.7 
6.3 
7.2 
12.6 
5.3 
5.7 
Flawaii 
2.6 
10.9 
6.6 
(D) 
6.2 
6.5 
22.0 
11.1 
18.7 
Idaho 
3.5 
7.9 
4.6 
4.8 
4.8 
6.5 
13.2 
5.9 
8.5 
Illinois 
3.7 
6.0 
6.0 
6.0 
7.2 
5.9 
19.3 
5.1 
5.4 
Indiana 
3.5 
4.9 
4.3 
4.3 
4.9 
5.2 
9.1 
4.1 
4.4 
Iowa 
3.6 
6.2 
4.9 
4.9 
5.7 
5.8 
9.8 
4.8 
5.1 
Kansas 
3.8 
7.6 
4.5 
4.5 
4.9 
6.6 
14.2 
4.7 
4.9 
Kentucky 
4.6 
9.8 
8.6 
8.6 
9.4 
11.9 
20.0 
7.6 
10.3 
Louisiana 
3.9 
4.9 
4.5 
4.5 
5.3 
5.8 
28.7 
4.5 
5.0 
Maine 
6.5 
12.3 
16.9 
(D) 
14.3 
19.0 
19.1 
8.3 
10.3 
Maryland 
4.8 
4.9 
4.5 
4.5 
5.6 
9.6 
9.1 
4.9 
(D) 
Massachusetts 
7.4 
9.2 
12.5 
12.5 
7.9 
14.1 
32.2 
8.6 
16.0 
Michigan 
3.9 
4.3 
4.0 
4.0 
4.7 
5.0 
10.2 
7.2 
9.0 
Minnesota 
4.1 
6.9 
6.3 
6.3 
5.9 
5.8 
11.1 
5.7 
5.9 
Mississippi 
5.2 
5.9 
5.1 
5.1 
5.2 
5.9 
8.3 
4.9 
4.9 
Missouri 
4.8 
4.8 
5.7 
5.7 
8.3 
5.3 
9.7 
4.9 
5.2 
Montana 
4.2 
9.6 
5.3 
5.4 
6.1 
8.1 
19.0 
8.7 
22.9 
Nebraska 
3.4 
9.8 
4.5 
4.5 
5.0 
5.5 
10.6 
4.8 
4.9 
Nevada 
5.1 
12.1 
7.3 
7.3 
7.7 
10.1 
15.0 
9.5 
9.7 
New Flampshire 
4.4 
18.0 
41.6 
(D) 
30.2 
27.5 
57.9 
11.5 
10.4 
New Jersey 
4.6 
6.7 
5.4 
5.4 
5.2 
5.2 
12.3 
5.5 
5.1 
New Mexico 
4.9 
19.2 
5.6 
5.4 
5.2 
7.4 
14.0 
6.9 
7.6 
New York 
5.2 
12.7 
9.9 
10.0 
12.3 
9.0 
14.4 
7.0 
7.9 
North Carolina 
6.2 
10.1 
8.3 
8.3 
9.4 
12.7 
16.4 
7.6 
11.9 
North Dakota 
6.2 
9.6 
6.0 
6.0 
6.4 
8.6 
14.5 
7.2 
(D) 
Ohio 
4.4 
7.4 
11.9 
11.9 
11.6 
12.3 
14.6 
5.4 
7.0 
Oklahoma 
6.4 
11.2 
7.1 
7.2 
7.0 
8.3 
11.1 
7.1 
7.5 
Oregon 
3.2 
12.2 
4.1 
4.5 
5.0 
6.6 
15.1 
8.2 
8.1 
Pennsylvania 
4.5 
17.4 
6.4 
6.4 
7.5 
8.7 
16.8 
5.3 
6.1 
Rhode Island 
6.5 
10.1 
15.1 
15.5 
18.3 
29.9 
32.7 
12.1 
16.0 
South Carolina 
9.0 
7.5 
7.3 
7.4 
8.6 
7.5 
40.5 
8.5 
10.5 
South Dakota 
5.4 
10.5 
5.3 
5.3 
6.2 
8.5 
14.4 
6.0 
6.8 
Tennessee 
4.1 
6.1 
4.8 
(D) 
4.8 
9.1 
8.6 
6.1 
5.3 
Texas 
4.8 
25.2 
5.0 
5.1 
5.4 
5.8 
10.9 
5.8 
5.9 
Utah 
3.3 
10.1 
4.3 
4.5 
5.1 
9.1 
15.5 
7.9 
11.1 
Vermont 
4.5 
13.0 
21.3 
16.8 
13.5 
34.6 
32.0 
10.5 
14.3 
Virginia 
7.0 
8.7 
8.3 
(D) 
11.6 
9.4 
29.5 
8.3 
10.3 
Washington 
5.4 
14.9 
4.7 
4.8 
4.7 
5.6 
8.9 
5.6 
10.0 
West Virginia 
6.2 
29.7 
11.1 
11.1 
19.2 
17.3 
33.3 
12.5 
15.6 
Wisconsin 
4.0 
5.6 
5.4 
5.4 
6.5 
6.2 
8.2 
4.7 
4.8 
Wyoming 
3.2 
17.5 
4.4 
4.8 
5.3 
9.5 
26.5 
10.8 
16.2 
Water Resources Regions 
Region 01 New England 
3.1 
6.4 
8.1 
(D) 
6.3 
10.6 
23.1 
5.1 
6.8 
Region 02 Mid-Atlantic 
2.5 
5.0 
2.5 
2.5 
3.0 
3.4 
6.0 
2.6 
2.8 
Region 03 South Atlantic-Gulf 
2.3 
4.7 
2.9 
2.4 
4.2 
3.5 
12.0 
3.0 
3.6 
Region 04 Great Lakes 
2.6 
2.9 
2.4 
2.4 
3.0 
3.4 
8.1 
5.0 
6.4 
Region 05 Ohio 
2.7 
4.1 
3.8 
3.8 
4.7 
5.2 
10.2 
3.5 
3.7 
Region 06 Tennessee 
8.4 
8.4 
8.0 
(D) 
10.2 
17.5 
12.4 
10.2 
(D) 
Region 07 Upper Mississippi 
2.3 
2.9 
2.1 
2.1 
2.8 
2.3 
9.1 
2.2 
2.2 
Region 08 Lower Mississippi 
2.2 
1.8 
1.9 
1.9 
2.4 
2.8 
6.6 
2.1 
2.1 
Region 09 Souris-Red-Rainy 
9.7 
9.0 
5.7 
5.7 
5.6 
9.1 
17.0 
7.6 
7.6 
Region 10 Missouri 
2.6 
6.3 
2.0 
2.1 
2.4 
3.5 
7.5 
2.8 
3.1 
Region 11 Arkansas-White-Red .... 
5.9 
7.5 
3.5 
3.6 
4.1 
4.6 
12.3 
4.4 
4.2 
Region 12 Texas-Gulf 
6.2 
19.1 
4.4 
4.5 
5.0 
6.0 
12.8 
5.7 
5.9 
Region 13 Rio Grande 
7.2 
45.9 
8.0 
7.5 
8.2 
9.2 
15.7 
8.7 
9.3 
Region 14 Upper Colorado 
7.8 
11.0 
6.0 
6.2 
7.3 
13.8 
21.0 
16.9 
(D) 
Region 1 5 Lower Colorado 
8.0 
30.8 
3.3 
3.4 
3.8 
8.1 
19.8 
8.9 
9.6 
Region 16 Great Basin 
6.0 
7.0 
3.9 
4.0 
3.8 
6.1 
10.8 
6.7 
7.1 
Region 1 7 Pacific Northwest 
2.5 
6.8 
1.7 
1.7 
2.0 
2.9 
7.3 
3.7 
5.0 
Region 18 California 
3.3 
12.3 
2.5 
2.4 
3.2 
4.2 
11.1 
4.9 
5.8 
Region 19 Alaska 
6.2 
17.3 
6.8 
6.9 
7.5 
15.1 
27.5 
14.2 
(D) 
Region 20 Flawaii 
2.6 
10.9 
6.6 
(D) 
6.2 
6.5 
22.0 
11.1 
18.7 
A - 6 Appendix A 
2012 Census of Agriculture 
USDA, National Agricultural Statistics Service 
