area (sq. miles) | county count | state count | span (miles) | span center | span end 1 | span end 2 |
1 | 27215 | 1 | 39 | 1 | 4 | 1 | 412 | Jasper-MO (37.16, 94.13) | Daviess-MO (40.13, 93.76) | Polk-AR (34.19, 94.47) |
2 | 14268 | 3 | 4 | 5 | 1 | 2 | 212 | Valencia-NM (34.93, 107.16) | Santa Fe-NM (36.00, 105.72) | Cibola-NM (34.58, 109.05) |
3 | 12274 | 7 | 2 | 5 | 1 | 6 | 168 | Carbon-WY (41.70, 106.60) | Carbon-WY (41.00, 107.92) | Albany-WY (42.43, 105.28) |
4 | 9194 | 11 | 1 | 5 | 1 | 4 | 177 | Pima-AZ (32.13, 111.89) | Pima-AZ (32.51, 113.33) | Pima-AZ (31.73, 110.45) |
5 | 8136 | 11 | 1 | 5 | 1 | 7 | 148 | Yavapai-AZ (34.73, 112.45) | Yavapai-AZ (34.00, 111.50) | Yavapai-AZ (35.53, 113.33) |
6 | 6745 | 3 | 4 | 5 | 1 | 3 | 207 | Texas-OK (36.73, 101.16) | Cimarron-OK (37.00, 103.00) | Harper-OK (36.60, 99.30) |
7 | 6597 | 2 | 7 | 2 | 2 | 5 | 174 | Wheeler-TX (35.43, 100.11) | Custer-OK (35.81, 98.63) | Carson-TX (35.18, 101.62) |
8 | 6197 | 5 | 3 | 5 | 1 | 8 | 127 | Roosevelt-NM (34.26, 103.83) | Roosevelt-NM (33.57, 103.05) | De Baca-NM (34.60, 104.89) |
9 | 2204 | 11 | 1 | 5 | 1 | 11 | 73 | Taos-NM (36.55, 105.61) | Taos-NM (36.02, 105.51) | Taos-NM (37.00, 106.01) |
10 | 2130 | 11 | 1 | 5 | 1 | 12 | 67 | El Paso-CO (38.83, 104.54) | El Paso-CO (38.52, 104.05) | El Paso-CO (39.13, 105.03) |
11 | 1744 | 7 | 2 | 2 | 2 | 9 | 84 | Somerset-PA (39.73, 79.08) | Somerset-PA (40.24, 78.66) | Garrett-MD (39.21, 79.49) |
12 | 1374 | 5 | 3 | 5 | 1 | 10 | 79 | Adams-CO (39.85, 104.42) | Denver-CO (39.63, 105.11) | Adams-CO (40.00, 103.71) |
13 | 1150 | 11 | 1 | 5 | 1 | 13 | 55 | Walton-FL (30.63, 86.19) | Walton-FL (30.27, 86.00) | Walton-FL (30.99, 86.39) |
14 | 915 | 11 | 1 | 5 | 1 | 16 | 43 | Wallace-KS (38.92, 101.76) | Wallace-KS (39.14, 101.48) | Wallace-KS (38.70, 102.05) |
15 | 858 | 7 | 2 | 5 | 1 | 15 | 46 | Randolph-IN (40.02, 85.01) | Randolph-IN (40.31, 84.80) | Wayne-IN (39.72, 85.19) |
16 | 778 | 11 | 1 | 5 | 1 | 17 | 40 | Chase-KS (38.30, 96.60) | Chase-KS (38.52, 96.35) | Chase-KS (38.09, 96.84) |
17 | 724 | 11 | 1 | 5 | 1 | 18 | 40 | Van Buren-AR (35.54, 92.53) | Van Buren-AR (35.36, 92.25) | Van Buren-AR (35.72, 92.81) |
18 | 698 | 11 | 1 | 5 | 1 | 20 | 38 | Pendleton-WV (38.68, 79.33) | Pendleton-WV (38.96, 79.35) | Pendleton-WV (38.41, 79.31) |
19 | 688 | 7 | 2 | 2 | 2 | 14 | 53 | Mills-IA (41.05, 95.86) | Sarpy-NE (41.19, 96.33) | Mills-IA (40.90, 95.38) |
20 | 573 | 11 | 1 | 5 | 1 | 22 | 34 | Warren-IA (41.34, 93.56) | Warren-IA (41.16, 93.33) | Warren-IA (41.51, 93.79) |
21 | 467 | 11 | 1 | 5 | 1 | 23 | 31 | Logan-OH (40.38, 83.77) | Logan-OH (40.23, 83.55) | Logan-OH (40.54, 83.99) |
22 | 444 | 11 | 1 | 5 | 1 | 19 | 39 | Tishomingo-MS (34.73, 88.26) | Tishomingo-MS (34.46, 88.16) | Tishomingo-MS (35.00, 88.36) |
23 | 426 | 11 | 1 | 5 | 1 | 21 | 36 | Ashland-OH (40.82, 82.31) | Ashland-OH (41.06, 82.17) | Ashland-OH (40.55, 82.34) |
24 | 68 | 11 | 1 | 5 | 1 | 24 | 14 | City of Washington-DC (38.89, 77.04) | City of Washington-DC (38.79, 77.04) | City of Washington-DC (39.00, 77.04) |
floating glob radius (miles) | center county and point | county 1 and point | county 2 and point | county 3 and point |
1 | 30 | Crawford-KS (37.49, 94.63) | Newton-MO (37.06, 94.62) | Dade-MO (37.48, 94.08) | Allen-KS (37.73, 95.09) |
2 | 38 | Socorro-NM (34.03, 107.04) | Valencia-NM (34.53, 106.77) | Valencia-NM (34.58, 107.05) | Sierra-NM (33.48, 107.05) |
3 | 50 | Carbon-WY (41.72, 106.24) | Platte-WY (41.72, 105.28) | Natrona-WY (42.43, 106.24) | Jackson-CO (41.00, 106.25) |
4 | 33 | Pima-AZ (32.02, 111.61) | Santa Cruz-AZ (31.73, 111.16) | Pinal-AZ (32.50, 111.57) | Mexico (31.57, 111.81) |
5 | 37 | Yavapai-AZ (34.53, 112.69) | Coconino-AZ (34.97, 112.33) | Mohave-AZ (34.53, 113.33) | Maricopa-AZ (34.00, 112.74) |
6 | 17 | Beaver-OK (36.75, 100.24) | Ellis-OK (36.59, 100.00) | Meade-KS (37.00, 100.25) | Lipscomb-TX (36.50, 100.25) |
7 | 21 | Washita-OK (35.43, 99.00) | Roger Mills-OK (35.51, 99.36) | Kiowa-OK (35.12, 99.00) | Caddo-OK (35.42, 98.62) |
8 | 25 | Roosevelt-NM (34.29, 103.48) | Chaves-NM (34.08, 103.84) | Bailey-TX (34.29, 103.04) | Quay-NM (34.60, 103.71) |
9 | 17 | Taos-NM (36.75, 105.67) | Colfax-NM (36.68, 105.37) | Costilla-CO (37.00, 105.67) | Rio Arriba-NM (36.72, 105.98) |
10 | 21 | El Paso-CO (38.82, 104.55) | Elbert-CO (39.13, 104.55) | Teller-CO (38.80, 104.94) | Pueblo-CO (38.52, 104.55) |
11 | 15 | Somerset-PA (39.91, 79.05) | Allegany-MD (39.72, 78.91) | Westmoreland-PA (40.11, 79.18) | Westmoreland-PA (40.05, 79.28) |
12 | 9 | Adams-CO (39.87, 104.41) | Weld-CO (40.00, 104.41) | Arapahoe-CO (39.74, 104.41) | Arapahoe-CO (39.74, 104.41) |
13 | 13 | Walton-FL (30.54, 86.17) | Holmes-FL (30.70, 86.04) | Okaloosa-FL (30.55, 86.39) | Washington-FL (30.43, 85.98) |
14 | 15 | Wallace-KS (38.92, 101.76) | Logan-KS (38.91, 101.48) | Sherman-KS (39.13, 101.76) | Greeley-KS (38.70, 101.76) |
15 | 11 | Randolph-IN (40.15, 85.01) | Jay-IN (40.31, 85.01) | Delaware-IN (40.15, 85.22) | Darke-OH (40.15, 84.81) |
16 | 13 | Chase-KS (38.28, 96.60) | Butler-KS (38.09, 96.60) | Lyon-KS (38.27, 96.36) | Marion-KS (38.28, 96.84) |
17 | 10 | Van Buren-AR (35.60, 92.53) | Searcy-AR (35.72, 92.63) | Conway-AR (35.46, 92.53) | Stone-AR (35.72, 92.42) |
18 | 12 | Pendleton-WV (38.65, 79.36) | Highland-VA (38.55, 79.54) | Rockingham-VA (38.60, 79.16) | Randolph-WV (38.75, 79.54) |
19 | 9 | Mills-IA (41.03, 95.67) | Fremont-IA (40.90, 95.67) | Pottawattamie-IA (41.16, 95.67) | Cass-NE (40.98, 95.83) |
20 | 12 | Warren-IA (41.34, 93.56) | Madison-IA (41.33, 93.79) | Clarke-IA (41.16, 93.56) | Marion-IA (41.34, 93.33) |
21 | 9 | Logan-OH (40.38, 83.71) | Hardin-OH (40.52, 83.70) | Champaign-OH (40.26, 83.78) | Union-OH (40.37, 83.54) |
22 | 7 | Tishomingo-MS (34.84, 88.24) | Lauderdale-AL (34.91, 88.15) | Alcorn-MS (34.84, 88.37) | Colbert-AL (34.83, 88.11) |
23 | 8 | Ashland-OH (40.88, 82.27) | Wayne-OH (40.90, 82.13) | Richland-OH (40.88, 82.42) | Wayne-OH (40.88, 82.13) |
24 | 3 | City of Washington-DC (38.89, 76.99) | Prince George's-MD (38.92, 76.95) | Arlington-VA (38.87, 77.04) | Prince George's-MD (38.86, 76.95) |