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 | 169176 | 1 | 29 | 1 | 4 | 1 | 798 | Mohave-AZ (34.80, 114.56) | Tuolumne-CA (37.99, 120.54) | Cochise-AZ (31.33, 109.05) | 115 | San Bernardino-CA (34.35, 115.35) | Nye-NV (35.97, 115.86) | Mexico (32.69, 115.19) | Yavapai-AZ (34.37, 113.33) |
2 | 35090 | 2 | 8 | 2 | 2 | 2 | 329 | Jackson-OR (42.22, 122.45) | Deschutes-OR (44.39, 121.11) | Trinity-CA (39.98, 123.54) | 58 | Douglas-OR (43.37, 122.51) | Lake-OR (43.36, 121.35) | Linn-OR (44.21, 122.38) | Josephine-OR (42.72, 123.25) |
3 | 17963 | 3 | 5 | 3 | 1 | 3 | 236 | Utah-UT (40.29, 112.05) | Juab-UT (39.54, 114.05) | Summit-UT (41.00, 110.00) | 50 | Tooele-UT (40.28, 113.10) | Elko-NV (40.28, 114.05) | Millard-UT (39.55, 113.09) | Box Elder-UT (41.00, 113.10) |
4 | 9832 | 4 | 3 | 3 | 1 | 5 | 175 | Blaine-ID (43.70, 114.15) | Blaine-ID (42.62, 113.25) | Custer-ID (44.77, 115.09) | 40 | Custer-ID (43.78, 113.82) | Camas-ID (43.49, 114.52) | Lincoln-ID (43.20, 113.82) | Lemhi-ID (44.23, 113.32) |
5 | 6549 | 8 | 1 | 3 | 1 | 4 | 198 | Washoe-NV (40.58, 119.67) | Washoe-NV (41.99, 119.32) | Washoe-NV (39.17, 120.00) | 19 | Washoe-NV (39.84, 119.64) | Pershing-NV (40.00, 119.34) | Lassen-CA (39.84, 120.00) | Storey-NV (39.59, 119.46) |
6 | 6118 | 6 | 2 | 3 | 1 | 6 | 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) |
7 | 4617 | 4 | 3 | 3 | 1 | 7 | 115 | Gunnison-CO (38.77, 106.86) | Gunnison-CO (38.15, 107.57) | Lake-CO (39.38, 106.14) | 26 | Gunnison-CO (38.80, 107.02) | Chaffee-CO (38.99, 106.59) | Delta-CO (38.80, 107.50) | Saguache-CO (38.43, 107.00) |
8 | 4312 | 8 | 1 | 3 | 1 | 8 | 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) |
9 | 2415 | 6 | 2 | 3 | 1 | 9 | 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) |
10 | 1390 | 8 | 1 | 3 | 1 | 10 | 71 | San Benito-CA (36.56, 121.17) | San Benito-CA (36.91, 121.63) | San Benito-CA (36.20, 120.71) | 13 | San Benito-CA (36.49, 120.93) | Fresno-CA (36.62, 120.77) | Monterey-CA (36.36, 121.09) | Monterey-CA (36.31, 120.92) |