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 | 8894 | 1 | 1 | 1 | 1 | 1 | 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) |
2 | 803 | 1 | 1 | 1 | 1 | 2 | 50 | Contra Costa-CA (37.93, 121.98) | Contra Costa-CA (37.85, 121.53) | Contra Costa-CA (37.97, 122.44) | 10 | Contra Costa-CA (37.89, 121.89) | Alameda-CA (37.78, 122.01) | Alameda-CA (37.75, 121.84) | Sacramento-CA (38.02, 121.82) |
3 | 740 | 1 | 1 | 1 | 1 | 4 | 40 | Boulder-CO (40.10, 105.38) | Boulder-CO (39.94, 105.69) | Boulder-CO (40.26, 105.06) | 12 | Boulder-CO (40.09, 105.29) | Gilpin-CO (39.93, 105.40) | Jefferson-CO (39.91, 105.29) | Larimer-CO (40.26, 105.28) |
4 | 667 | 1 | 1 | 1 | 1 | 3 | 47 | Wayne-MI (42.27, 83.15) | Wayne-MI (42.09, 83.54) | Wayne-MI (42.45, 82.76) | 11 | Wayne-MI (42.28, 83.33) | Oakland-MI (42.44, 83.34) | Washtenaw-MI (42.28, 83.54) | Canada (42.24, 83.13) |
5 | 313 | 1 | 1 | 1 | 1 | 5 | 28 | Yancey-NC (35.89, 82.33) | Yancey-NC (36.08, 82.40) | Yancey-NC (35.70, 82.26) | 7 | Yancey-NC (35.90, 82.30) | Buncombe-NC (35.82, 82.36) | Mitchell-NC (35.95, 82.20) | Mitchell-NC (35.99, 82.25) |