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 | 30743 | 1 | 11 | 1 | 2 | 1 | 338 | Tooele-UT (40.12, 112.99) | White Pine-NV (39.16, 115.91) | Summit-UT (41.00, 110.00) | 51 | Tooele-UT (40.29, 112.56) | Box Elder-UT (41.00, 112.80) | Millard-UT (39.55, 112.56) | Wasatch-UT (40.45, 111.62) |
2 | 18415 | 2 | 5 | 2 | 1 | 2 | 295 | Garfield-UT (37.81, 111.52) | San Juan-UT (37.00, 109.05) | Beaver-UT (38.57, 114.05) | 40 | San Juan-UT (37.58, 109.77) | Wayne-UT (38.15, 109.93) | Apache-AZ (37.00, 109.78) | Dolores-CO (37.58, 109.04) |
3 | 6193 | 5 | 1 | 2 | 1 | 4 | 118 | Brewster-TX (29.82, 103.30) | Brewster-TX (28.97, 103.15) | Brewster-TX (30.67, 103.44) | 34 | Brewster-TX (29.88, 103.23) | Presidio-TX (29.88, 103.80) | Mexico (29.64, 102.74) | Pecos-TX (30.27, 102.87) |
4 | 6118 | 3 | 2 | 2 | 1 | 3 | 168 | Yakima-WA (46.73, 121.32) | Pierce-WA (47.40, 122.80) | Yakima-WA (46.04, 119.87) | 26 | Yakima-WA (46.43, 120.83) | Lewis-WA (46.41, 121.39) | Klickitat-WA (46.04, 120.83) | Kittitas-WA (46.74, 120.51) |
5 | 2430 | 5 | 1 | 2 | 1 | 6 | 76 | Washington-UT (37.30, 113.47) | Washington-UT (37.60, 114.05) | Washington-UT (37.00, 112.90) | 20 | Washington-UT (37.29, 113.69) | Iron-UT (37.53, 113.47) | Lincoln-NV (37.29, 114.05) | Mohave-AZ (37.00, 113.69) |
6 | 2415 | 3 | 2 | 2 | 1 | 5 | 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) |
7 | 1015 | 5 | 1 | 2 | 1 | 7 | 53 | Chaffee-CO (38.78, 106.25) | Chaffee-CO (39.04, 106.60) | Chaffee-CO (38.51, 105.91) | 12 | Chaffee-CO (38.73, 106.19) | Gunnison-CO (38.64, 106.38) | Park-CO (38.70, 105.97) | Gunnison-CO (38.85, 106.35) |
8 | 619 | 5 | 1 | 2 | 1 | 8 | 39 | San Juan-WA (48.55, 123.08) | San Juan-WA (48.83, 123.01) | San Juan-WA (48.28, 123.25) | 11 | San Juan-WA (48.60, 123.00) | Canada (48.57, 123.23) | Skagit-WA (48.60, 122.77) | Canada (48.74, 123.09) |