area (sq. miles) | county count | state count | span (miles) | span center | span end 1 | span end 2 | FGR (miles) | center county and point | county 1 and point | county 2 and point | county 3 and point |
1 | 658314 | 1 | 206 | 1 | 9 | 1 | 1381 | White Pine-NV (39.96, 115.31) | Cochise-AZ (31.33, 109.05) | Island-WA (48.37, 122.86) | 277 | White Pine-NV (39.32, 114.23) | Fresno-CA (37.06, 118.44) | Mesa-CO (39.37, 109.05) | Butte-ID (43.28, 113.36) |
2 | 9578 | 2 | 3 | 3 | 1 | 2 | 166 | Big Horn-WY (44.26, 107.30) | Big Horn-WY (45.00, 108.62) | Johnson-WY (43.50, 106.02) | 37 | Johnson-WY (44.02, 106.75) | Sheridan-WY (44.56, 106.75) | Natrona-WY (43.49, 106.75) | Campbell-WY (44.03, 106.01) |
3 | 4312 | 5 | 1 | 3 | 1 | 3 | 112 | Albany-WY (41.71, 105.80) | Albany-WY (42.43, 105.28) | Albany-WY (41.00, 106.32) | 21 | Albany-WY (41.30, 105.68) | Larimer-CO (41.00, 105.68) | Laramie-WY (41.30, 105.28) | Carbon-WY (41.39, 106.07) |
4 | 2690 | 3 | 2 | 3 | 1 | 5 | 81 | El Paso-CO (38.83, 104.69) | Teller-CO (39.13, 105.33) | El Paso-CO (38.52, 104.05) | 21 | El Paso-CO (38.82, 104.62) | Elbert-CO (39.13, 104.62) | Fremont-CO (38.65, 104.94) | Pueblo-CO (38.52, 104.62) |
5 | 2476 | 5 | 1 | 3 | 1 | 4 | 93 | Clallam-WA (48.18, 123.83) | Clallam-WA (48.49, 124.73) | Clallam-WA (47.87, 122.95) | 17 | Clallam-WA (48.12, 124.33) | Jefferson-WA (47.88, 124.33) | Canada (48.35, 124.19) | Pacific Ocean (48.09, 124.69) |
6 | 2204 | 5 | 1 | 3 | 1 | 6 | 73 | Taos-NM (36.55, 105.61) | Taos-NM (36.02, 105.51) | Taos-NM (37.00, 106.01) | 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) |
7 | 1138 | 3 | 2 | 2 | 2 | 7 | 53 | Sevier-TN (35.66, 83.59) | Sevier-TN (36.04, 83.66) | Swain-NC (35.28, 83.68) | 12 | Sevier-TN (35.62, 83.45) | Cocke-TN (35.71, 83.28) | Blount-TN (35.62, 83.66) | Jackson-NC (35.47, 83.35) |
8 | 953 | 5 | 1 | 3 | 1 | 8 | 44 | Kimball-NE (41.20, 103.72) | Kimball-NE (41.00, 104.05) | Kimball-NE (41.39, 103.38) | 14 | Kimball-NE (41.20, 103.63) | Banner-NE (41.39, 103.64) | Weld-CO (41.00, 103.64) | Cheyenne-NE (41.20, 103.38) |
9 | 383 | 5 | 1 | 3 | 1 | 9 | 32 | Lake-CO (39.22, 106.36) | Lake-CO (39.38, 106.14) | Lake-CO (39.06, 106.58) | 8 | Lake-CO (39.18, 106.34) | Pitkin-CO (39.20, 106.49) | Chaffee-CO (39.06, 106.34) | Park-CO (39.19, 106.19) |
10 | 271 | 5 | 1 | 3 | 1 | 10 | 28 | DeKalb-GA (33.79, 84.23) | DeKalb-GA (33.97, 84.35) | DeKalb-GA (33.61, 84.12) | 7 | DeKalb-GA (33.75, 84.22) | Fulton-GA (33.75, 84.35) | Henry-GA (33.65, 84.22) | Gwinnett-GA (33.81, 84.12) |