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 | 103566 | 1 | 30 | 1 | 2 | 1 | 563 | Garfield-UT (38.14, 112.32) | Box Elder-UT (41.99, 114.04) | Coconino-AZ (34.26, 110.76) | 135 | Sevier-UT (38.85, 111.55) | Mesa-CO (38.82, 109.06) | White Pine-NV (38.87, 114.05) | Navajo-AZ (37.00, 110.75) |
2 | 18654 | 2 | 3 | 1 | 2 | 2 | 224 | Inyo-CA (36.67, 117.60) | Tulare-CA (36.49, 119.57) | Inyo-CA (35.81, 115.65) | 45 | Inyo-CA (36.45, 117.66) | Kern-CA (35.80, 117.66) | Nye-NV (36.92, 117.10) | Fresno-CA (36.75, 118.37) |
3 | 7418 | 3 | 2 | 3 | 1 | 3 | 205 | no county here (20.31, 156.07) | Maui-HI (21.25, 157.30) | Hawaii-HI (19.45, 154.77) | 33 | Hawaii-HI (19.65, 155.52) | Pacific Ocean (19.44, 155.98) | Pacific Ocean (19.79, 155.03) | Pacific Ocean (20.08, 155.29) |
4 | 4938 | 6 | 1 | 3 | 1 | 5 | 111 | Custer-ID (44.20, 114.32) | Custer-ID (43.80, 113.36) | Custer-ID (44.61, 115.28) | 26 | Custer-ID (44.26, 114.23) | Blaine-ID (43.89, 114.29) | Lemhi-ID (44.50, 113.83) | Lemhi-ID (44.59, 114.48) |
5 | 3814 | 6 | 1 | 3 | 1 | 6 | 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) |
6 | 2786 | 6 | 1 | 3 | 1 | 4 | 112 | Pennington-SD (44.12, 102.99) | Pennington-SD (44.51, 102.00) | Pennington-SD (43.85, 104.06) | 16 | Pennington-SD (43.92, 102.33) | Meade-SD (44.14, 102.39) | Shannon-SD (43.69, 102.34) | Jackson-SD (43.92, 102.02) |
7 | 2594 | 3 | 2 | 3 | 1 | 9 | 76 | Park-CO (39.11, 105.85) | Lake-CO (39.30, 106.50) | Park-CO (38.70, 105.33) | 20 | Park-CO (39.15, 105.77) | Summit-CO (39.36, 106.02) | Chaffee-CO (38.91, 105.98) | Jefferson-CO (39.15, 105.40) |
8 | 2415 | 3 | 2 | 3 | 1 | 8 | 76 | Clackamas-OR (45.38, 122.10) | Clackamas-OR (45.13, 122.79) | Hood River-OR (45.70, 121.44) | 20 | Clackamas-OR (45.17, 122.25) | Marion-OR (45.02, 122.60) | Marion-OR (44.89, 122.25) | Multnomah-OR (45.46, 122.25) |
9 | 2204 | 6 | 1 | 3 | 1 | 10 | 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) |
10 | 1806 | 6 | 1 | 3 | 1 | 7 | 77 | Pierce-WA (47.10, 122.12) | Pierce-WA (47.40, 122.80) | Pierce-WA (46.79, 121.44) | 14 | Pierce-WA (46.96, 122.07) | King-WA (47.14, 121.94) | Thurston-WA (46.83, 122.30) | Lewis-WA (46.75, 122.08) |
11 | 542 | 6 | 1 | 3 | 1 | 11 | 40 | Ouray-CO (38.15, 107.85) | Ouray-CO (38.33, 108.13) | Ouray-CO (37.96, 107.57) | 9 | Ouray-CO (38.20, 107.76) | Gunnison-CO (38.26, 107.61) | Montrose-CO (38.33, 107.76) | San Miguel-CO (38.12, 107.89) |