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 | 63516 | 1 | 11 | 1 | 2 | 1 | 461 | Inyo-CA (35.94, 117.32) | Tuolumne-CA (38.37, 120.18) | Riverside-CA (33.43, 114.63) | 82 | San Bernardino-CA (34.61, 116.22) | Kern-CA (34.82, 117.63) | San Diego-CA (33.43, 116.22) | Clark-NV (35.46, 115.21) |
2 | 8894 | 3 | 1 | 2 | 1 | 2 | 138 | White Pine-NV (39.41, 114.93) | White Pine-NV (40.13, 115.83) | White Pine-NV (38.68, 114.05) | 46 | White Pine-NV (39.45, 114.92) | Nye-NV (38.90, 115.41) | Millard-UT (39.45, 114.05) | Elko-NV (40.12, 114.91) |
3 | 4227 | 3 | 1 | 2 | 1 | 5 | 102 | Teton-WY (43.97, 110.67) | Teton-WY (43.38, 110.06) | Teton-WY (44.67, 111.06) | 25 | Teton-WY (43.71, 110.55) | Sublette-WY (43.38, 110.34) | Fremont-WY (43.71, 110.05) | Teton-ID (43.71, 111.05) |
4 | 3814 | 3 | 1 | 2 | 1 | 3 | 106 | Culberson-TX (31.33, 104.47) | Culberson-TX (30.66, 104.92) | Culberson-TX (32.00, 104.02) | 25 | Culberson-TX (31.63, 104.49) | Eddy-NM (32.00, 104.48) | Hudspeth-TX (31.63, 104.91) | Reeves-TX (31.61, 104.06) |
5 | 3813 | 3 | 1 | 2 | 1 | 4 | 104 | Dona Ana-NM (32.42, 106.82) | Dona Ana-NM (33.05, 106.34) | Dona Ana-NM (31.78, 107.30) | 27 | Dona Ana-NM (32.34, 106.84) | El Paso-TX (32.00, 106.62) | Otero-NM (32.34, 106.38) | Luna-NM (32.34, 107.30) |
6 | 2812 | 3 | 1 | 2 | 1 | 6 | 95 | Park-MT (45.54, 110.42) | Park-MT (46.19, 110.78) | Park-MT (45.00, 109.80) | 18 | Park-MT (45.25, 110.59) | Gallatin-MT (45.35, 110.92) | Park-WY (44.99, 110.59) | Sweet Grass-MT (45.25, 110.23) |
7 | 2143 | 3 | 1 | 2 | 1 | 7 | 84 | Utah-UT (40.14, 111.53) | Utah-UT (40.46, 112.21) | Utah-UT (39.81, 110.86) | 17 | Utah-UT (40.20, 111.80) | Juab-UT (39.95, 111.82) | Wasatch-UT (40.36, 111.55) | Salt Lake-UT (40.42, 111.96) |
8 | 1400 | 2 | 3 | 2 | 1 | 8 | 79 | Summit-CO (39.44, 106.03) | Lake-CO (39.06, 106.58) | Clear Creek-CO (39.75, 105.40) | 9 | Clear Creek-CO (39.69, 105.67) | Gilpin-CO (39.77, 105.54) | Grand-CO (39.80, 105.74) | Park-CO (39.57, 105.66) |
9 | 609 | 3 | 1 | 2 | 1 | 9 | 44 | Marin-CA (38.08, 122.71) | Marin-CA (38.31, 122.99) | Marin-CA (37.85, 122.42) | 9 | Marin-CA (38.04, 122.65) | Sonoma-CA (38.12, 122.51) | Pacific Ocean (37.97, 122.79) | Pacific Ocean (37.93, 122.74) |