area (sq. miles) | county count | state count | span (miles) | span center | span end 1 | span end 2 |
1 | 70015 | 1 | 42 | 1 | 2 | 1 | 444 | Kittitas-WA (46.87, 120.62) | Wallowa-OR (45.08, 116.78) | Clallam-WA (48.49, 124.73) |
2 | 8894 | 3 | 1 | 2 | 1 | 3 | 138 | White Pine-NV (39.41, 114.93) | White Pine-NV (40.13, 115.83) | White Pine-NV (38.68, 114.05) |
3 | 7936 | 3 | 1 | 2 | 1 | 2 | 165 | San Juan-UT (37.74, 110.23) | San Juan-UT (38.50, 109.06) | San Juan-UT (37.00, 111.41) |
4 | 6566 | 2 | 3 | 2 | 1 | 4 | 120 | El Paso-CO (39.05, 104.05) | Lincoln-CO (39.57, 103.15) | El Paso-CO (38.52, 104.94) |
5 | 6067 | 3 | 1 | 2 | 1 | 5 | 117 | Pershing-NV (40.46, 118.39) | Pershing-NV (40.68, 117.30) | Pershing-NV (40.00, 119.34) |
6 | 5072 | 3 | 1 | 2 | 1 | 8 | 101 | Hawaii-HI (19.62, 155.55) | Hawaii-HI (18.86, 155.68) | Hawaii-HI (20.32, 155.85) |
7 | 4938 | 3 | 1 | 2 | 1 | 6 | 111 | Custer-ID (44.20, 114.32) | Custer-ID (43.80, 113.36) | Custer-ID (44.61, 115.28) |
8 | 4529 | 3 | 1 | 2 | 1 | 9 | 98 | Grant-OR (44.48, 118.98) | Grant-OR (43.96, 119.66) | Grant-OR (44.96, 118.24) |
9 | 3814 | 3 | 1 | 2 | 1 | 7 | 106 | Culberson-TX (31.33, 104.47) | Culberson-TX (30.66, 104.92) | Culberson-TX (32.00, 104.02) |
10 | 3248 | 3 | 1 | 2 | 1 | 10 | 83 | Duchesne-UT (40.31, 110.41) | Duchesne-UT (40.81, 109.98) | Duchesne-UT (39.81, 110.86) |
11 | 2204 | 3 | 1 | 2 | 1 | 11 | 73 | Taos-NM (36.55, 105.61) | Taos-NM (36.02, 105.51) | Taos-NM (37.00, 106.01) |
12 | 1840 | 3 | 1 | 2 | 1 | 13 | 64 | Cimarron-OK (36.75, 102.52) | Cimarron-OK (37.00, 103.00) | Cimarron-OK (36.50, 102.03) |
13 | 1168 | 3 | 1 | 2 | 1 | 12 | 64 | Bernalillo-NM (35.05, 106.67) | Bernalillo-NM (35.22, 107.20) | Bernalillo-NM (34.87, 106.15) |
14 | 915 | 3 | 1 | 2 | 1 | 16 | 43 | Wallace-KS (38.92, 101.76) | Wallace-KS (39.14, 101.48) | Wallace-KS (38.70, 102.05) |
15 | 731 | 3 | 1 | 2 | 1 | 14 | 52 | Logan-AR (35.19, 93.71) | Logan-AR (35.06, 94.14) | Logan-AR (35.32, 93.28) |
16 | 552 | 3 | 1 | 2 | 1 | 15 | 46 | Reynolds-MO (37.51, 90.85) | Iron-MO (37.74, 91.15) | Iron-MO (37.27, 90.55) |
17 | 542 | 3 | 1 | 2 | 1 | 17 | 40 | Ouray-CO (38.15, 107.85) | Ouray-CO (38.33, 108.13) | Ouray-CO (37.96, 107.57) |
18 | 383 | 3 | 1 | 2 | 1 | 18 | 32 | Lake-CO (39.22, 106.36) | Lake-CO (39.38, 106.14) | Lake-CO (39.06, 106.58) |