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Table 2. The National Pesticide Loss Database

Acres (1,000) Where the Potential Leaching Concentration at the Bottom of the Root Zone Exceeds a Multiple of One or More Water Quality Thresholds for Humans

 
NRCS Region/State Acres Treated Multiples of the Safe Thresholds
> 1 > 2 > 3 > 5 > 7 > 10 > 15 > 20 > 25
Connecticut 55.6 47.9 13.7 2.9 2.9 2.9 1.8 0 0 0
Delaware 278.8 142.1 95.6 67.2 59.2 38.5 24.3 9.1 3.1 0
Maine 106 4.9 0.1 0 0 0 0 0 0 0
Maryland 778.2 424.1 324.7 71.2 22.8 11.3 4.7 1.5 1.1 0.7
Massachusetts 36.9 32 8.7 2.7 2.7 2.4 1.2 0 0 0
New Hampshire 13.5 13.5 2.5 1.8 0.3 0 0 0 0 0
New Jersey 225.6 66.4 28.5 10.8 3.4 2.6 0.7 0 0 0
New York 1136.6 251 35.2 11.4 7.8 4.2 0 0 0 0
Pennsylvania 1628.8 644.1 64.5 5 1.8 0.1 0.1 0.1 0.1 0.1
Rhode Island 3.1 1.8 0 0 0 0 0 0 0 0
Vermont 92.1 50.9 7.3 2.6 1.8 1.3 0.4 0 0 0
West Virginia 104.4 35.9 8.3 1.3 1.3 0.1 0.1 0.1 0.1 0.1
East Region Total 4459.6 1714.6 589.1 176.9 104 63.4 33.3 10.8 4.4 0.9
Illinois 13885.9 2750.6 1531.8 428.6 228.6 82.9 50.8 30.7 10.3 6.7
Indiana 7325.9 1707.3 837.1 529.3 262.9 93.3 15.3 11.9 1.7 1.7
Iowa 13178.2 1582.8 160.5 81.5 30.3 18.7 0.9 0 0 0
Michigan 3394.5 1487.9 871.9 503.8 346 154 56.7 26.8 10.3 3.5
Minnesota 8068.3 316.2 95.1 71.5 36.8 15.4 0.3 0 0 0
Missouri 5186.2 1406.4 585.5 377.3 234.4 92.6 62 14.5 10.4 1.6
Ohio 4670.8 834.2 104.4 45.8 10.1 8.1 0.3 0.3 0 0
Wisconsin 2349.9 1295.8 390.6 207.6 133.7 118.8 50 17.3 4.1 4.1
Midwest Region Total 58059.7 11381.2 4576.9 2245.4 1282.8 583.8 236.3 101.5 36.8 17.6
Colorado 1865 144.6 69.5 54 12.3 11.3 6.4 5.1 5.1 5
Kansas 7277.9 1155.6 936.8 841.7 203.2 194.7 155.8 122.1 7.1 6.1
Montana 3904.6 7.2 6.1 5.8 5.6 5.4 4.5 3.9 3.9 1.9
Nebraska 9066.1 2496.2 2015.6 834.6 377.8 361.9 314.1 239.3 24.9 12
North Dakota 8533.2 13.2 1.2 0.8 0.6 0.3 0.3 0.3 0 0
South Dakota 5632.7 20.7 4.6 2.7 2.7 2.6 1.3 1.3 0 0
Wyoming 328.6 14 7.9 7.3 4 3.6 3.3 3.3 3.3 3.3
Northern Plains Total 36608.1 3851.5 3041.7 1746.9 606.2 579.8 485.7 375.3 44.3 28.3
Arkansas 4306.9 718 506.2 246.5 65.5 17.8 1.7 0 0 0
Louisiana 2138.8 355.9 187.6 121.4 43.9 14.5 4.2 0 0 0
Oklahoma 2447.5 201.8 87.7 68.1 34.3 23.1 10 7 4.9 4.3
Texas 10520.1 1226.1 988.6 865.1 414.6 264 138 44.7 24.6 21.1
South Central Total 19413.3 2501.8 1770.1 1301.1 558.3 319.4 153.9 51.7 29.5 25.4
Alabama 1477.6 727.2 505.7 416.1 345.1 178.2 89.6 44.5 41.8 35.3
Florida 359.2 213.2 206.7 188.6 159.8 134.2 98.1 32.6 22.7 10.6
Georgia 2380.5 1593.5 1530.2 1346.3 1217.7 999.9 589.1 399 218.1 203
Kentucky 2113.2 871.1 628.8 275.5 18 5.1 3.6 2.6 2.6 2.6
Mississippi 3135.7 488.2 301.2 213.4 86.7 56.9 31 4.4 1.7 0.2
North Carolina 3032.8 1690.1 1242.5 976.5 542.1 420.2 376.8 366.3 344.9 339.4
South Carolina 1487.9 704.7 527.8 266.4 129 81.1 56.7 48.7 34 28
Tennessee 2194.1 1155.9 628.2 406.8 77.3 12.7 4.7 2.7 1.1 1.1
Virginia 908.5 454.9 316.7 177.7 62.1 49.7 27 19.3 15 13.8
Southeast Region Total 17089.5 7898.8 5887.8 4267.3 2637.8 1938 1276.6 920.1 681.9 634
Arizona 356.8 6.4 6.3 6.2 2.2 1.5 0.4 0.4 0.1 0
California 1995.4 109.1 84.5 65.4 43.6 36.9 25.5 19.5 17.6 16.6
Idaho 1953.1 13.2 5.3 3.3 1.8 1.8 1.7 0.8 0.3 0.3
Nevada 3.2 0 0 0 0 0 0 0 0 0
New Mexico 335.4 24.3 15 12.9 9.4 6.7 6 2.9 2.8 0.6
Oregon 615.1 14.9 9.1 9.1 8.4 6.7 6.7 6.4 6 5.4
Utah 213.4 0.4 0.3 0.3 0 0 0 0 0 0
Washington 1212.5 63.5 56.2 48 40.6 36.3 34.7 34.3 33.8 23.5
West Region Total 6684.9 231.8 176.7 145.2 106 89.9 75 64.3 60.6 46.4
 
US TOTAL 142315.1 27579.7 16042.3 9882.8 5295.1 3574.3 2260.8 1523.7 857.5 752.6

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