"Colorado Oil Production By County, 2011",,, Source: COGCC & CGS (11/2012),,, Units: Bbls,,, ,,, Rank,County,"Oil Sold, Bbls",Percent of Total Oil Sold 1,Weld," 26,047,484 ",68.01% 2,Rio Blanco," 4,707,534 ",12.29% 3,Garfield," 2,442,982 ",6.38% 4,Cheyenne," 1,298,284 ",3.39% 5,Washington," 515,115 ",1.34% 6,Adams," 444,190 ",1.16% 7,Lincoln," 424,143 ",1.11% 8,Moffat," 328,423 ",0.86% 9,Fremont," 238,007 ",0.62% 10,Boulder," 227,424 ",0.59% 11,Logan," 227,149 ",0.59% 12,Kiowa," 216,289 ",0.56% 13,Jackson," 187,539 ",0.49% 14,Broomfield," 158,817 ",0.41% 15,Larimer," 155,566 ",0.41% 16,Montezuma," 152,824 ",0.40% 17,Morgan," 100,147 ",0.26% 18,Mesa," 92,139 ",0.24% 19,Routt," 64,837 ",0.17% 20,Arapahoe," 59,288 ",0.15% 21,Baca," 46,848 ",0.12% 22,La Plata," 38,752 ",0.10% 23,Elbert," 31,015 ",0.08% 24,Dolores," 30,741 ",0.08% 25,San Miguel," 19,433 ",0.05% 26,Denver," 14,559 ",0.04% 27,Prowers," 11,201 ",0.03% 28,Kit Carson," 10,638 ",0.03% 29,Yuma," 4,234 ",0.01% 30,Archuleta," 2,751 ",0.01% 31,Las Animas, 857 ,0.00% 32,Gunnison, 942 ,0.00% 33,Delta, 948 ,0.00% 34,Jefferson, 578 ,0.00% 35,Bent, 537 ,0.00% 36,Huerfano, - ,0.00% 37,Montrose, - ,0.00% 38,Phillips, - ,0.00% 39,Sedgwick, - ,0.00% 40,Park, - ,0.00% 41,El Paso, - ,0.00%