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 | 497291 | 1 | 129 | 1 | 7 | 1 | 1214 | Nye-NV (38.25, 115.66) | Cochise-AZ (31.33, 109.05) | Benton-OR (44.72, 123.60) | 196 | Clark-NV (35.54, 115.19) | Fresno-CA (36.75, 118.37) | Mexico (32.71, 114.91) | Garfield-UT (37.54, 112.68) |
2 | 10329 | 2 | 11 | 2 | 1 | 3 | 167 | Douglas-CO (39.43, 105.09) | Lake-CO (39.06, 106.58) | Adams-CO (40.00, 103.71) | 26 | Arapahoe-CO (39.63, 104.19) | Douglas-CO (39.57, 104.66) | Washington-CO (39.63, 103.71) | Weld-CO (40.00, 104.19) |
3 | 7418 | 3 | 2 | 2 | 1 | 2 | 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 | 6649 | 5 | 1 | 2 | 1 | 5 | 116 | Socorro-NM (34.03, 106.92) | Socorro-NM (34.26, 105.92) | Socorro-NM (33.48, 107.71) | 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) |
5 | 4938 | 5 | 1 | 2 | 1 | 6 | 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) |
6 | 3814 | 5 | 1 | 2 | 1 | 7 | 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) |
7 | 2953 | 5 | 1 | 2 | 1 | 4 | 118 | Rio Blanco-CO (39.73, 108.05) | Garfield-CO (40.09, 107.04) | Garfield-CO (39.37, 109.05) | 16 | Garfield-CO (39.60, 107.67) | Rio Blanco-CO (39.69, 107.94) | Mesa-CO (39.37, 107.67) | Rio Blanco-CO (39.83, 107.66) |
8 | 2066 | 3 | 2 | 2 | 1 | 8 | 88 | Tillamook-OR (45.67, 123.82) | Clatsop-OR (46.27, 123.50) | Tillamook-OR (45.04, 124.00) | 15 | Clatsop-OR (45.89, 123.66) | Pacific Ocean (45.98, 123.94) | Pacific Ocean (45.87, 123.96) | Columbia-OR (45.89, 123.36) |
9 | 1849 | 5 | 1 | 2 | 1 | 9 | 79 | Douglas-WA (47.68, 119.57) | Douglas-WA (47.23, 120.08) | Douglas-WA (48.14, 119.06) | 15 | Douglas-WA (47.78, 119.62) | Chelan-WA (47.87, 119.92) | Grant-WA (47.61, 119.41) | Okanogan-WA (48.00, 119.62) |
10 | 1472 | 5 | 1 | 2 | 1 | 12 | 55 | Washington-ID (44.46, 116.71) | Washington-ID (44.15, 116.36) | Washington-ID (44.84, 116.90) | 16 | Washington-ID (44.45, 116.85) | Adams-ID (44.49, 116.53) | Baker-OR (44.54, 117.15) | Malheur-OR (44.24, 116.98) |
11 | 1015 | 5 | 1 | 2 | 1 | 11 | 56 | El Paso-TX (31.69, 106.31) | El Paso-TX (32.00, 106.62) | El Paso-TX (31.39, 106.00) | 12 | El Paso-TX (31.82, 106.20) | Otero-NM (32.00, 106.20) | Mexico (31.73, 106.38) | Hudspeth-TX (31.83, 106.00) |
12 | 465 | 5 | 1 | 2 | 1 | 10 | 57 | Clark-WA (45.59, 122.37) | Multnomah-OR (45.72, 122.93) | Multnomah-OR (45.46, 121.82) | 5 | Multnomah-OR (45.54, 122.64) | Clackamas-OR (45.46, 122.64) | Clark-WA (45.61, 122.64) | Washington-OR (45.52, 122.74) |