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 | 18671 | 4 | 1 | 3 | 1 | 1 | 214 | Coconino-AZ (35.63, 111.64) | Coconino-AZ (34.26, 110.76) | Coconino-AZ (37.00, 112.54) | 58 | Coconino-AZ (35.91, 111.78) | Yavapai-AZ (35.26, 112.44) | Navajo-AZ (35.91, 110.75) | Mohave-AZ (36.36, 112.66) |
2 | 3814 | 4 | 1 | 3 | 1 | 2 | 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) |
3 | 2204 | 4 | 1 | 3 | 1 | 4 | 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) |
4 | 1840 | 4 | 1 | 3 | 1 | 5 | 64 | Cimarron-OK (36.75, 102.52) | Cimarron-OK (37.00, 103.00) | Cimarron-OK (36.50, 102.03) | 17 | Cimarron-OK (36.75, 102.70) | Union-NM (36.75, 103.00) | Dallam-TX (36.50, 102.69) | Baca-CO (37.00, 102.69) |
5 | 1744 | 1 | 2 | 1 | 2 | 3 | 84 | Somerset-PA (39.73, 79.08) | Somerset-PA (40.24, 78.66) | Garrett-MD (39.21, 79.49) | 15 | Somerset-PA (39.91, 79.05) | Allegany-MD (39.72, 78.91) | Westmoreland-PA (40.11, 79.18) | Westmoreland-PA (40.05, 79.28) |
6 | 1138 | 1 | 2 | 1 | 2 | 8 | 53 | Sevier-TN (35.66, 83.59) | Sevier-TN (36.04, 83.66) | Swain-NC (35.28, 83.68) | 12 | Sevier-TN (35.62, 83.45) | Cocke-TN (35.71, 83.28) | Blount-TN (35.62, 83.66) | Jackson-NC (35.47, 83.35) |
7 | 947 | 4 | 1 | 3 | 1 | 7 | 54 | Berkshire-MA (42.40, 73.26) | Berkshire-MA (42.05, 73.50) | Berkshire-MA (42.74, 73.02) | 11 | Berkshire-MA (42.24, 73.24) | Hampshire-MA (42.33, 73.06) | Columbia-NY (42.28, 73.44) | Hampden-MA (42.15, 73.07) |
8 | 915 | 4 | 1 | 3 | 1 | 11 | 43 | Wallace-KS (38.92, 101.76) | Wallace-KS (39.14, 101.48) | Wallace-KS (38.70, 102.05) | 15 | Wallace-KS (38.92, 101.76) | Logan-KS (38.91, 101.48) | Sherman-KS (39.13, 101.76) | Greeley-KS (38.70, 101.76) |
9 | 898 | 1 | 2 | 3 | 1 | 6 | 61 | Grayson-VA (36.75, 81.34) | Grayson-VA (36.56, 80.84) | Smyth-VA (36.93, 81.84) | 11 | Smyth-VA (36.75, 81.47) | Washington-VA (36.64, 81.61) | Wythe-VA (36.81, 81.28) | Washington-VA (36.69, 81.65) |
10 | 731 | 4 | 1 | 3 | 1 | 9 | 52 | Logan-AR (35.19, 93.71) | Logan-AR (35.06, 94.14) | Logan-AR (35.32, 93.28) | 8 | Logan-AR (35.27, 93.64) | Johnson-AR (35.38, 93.62) | Johnson-AR (35.38, 93.70) | Yell-AR (35.15, 93.65) |
11 | 552 | 4 | 1 | 3 | 1 | 10 | 46 | Reynolds-MO (37.51, 90.85) | Iron-MO (37.74, 91.15) | Iron-MO (37.27, 90.55) | 6 | Iron-MO (37.43, 90.66) | Reynolds-MO (37.37, 90.75) | Madison-MO (37.42, 90.55) | Reynolds-MO (37.43, 90.77) |
12 | 383 | 4 | 1 | 3 | 1 | 12 | 32 | Lake-CO (39.22, 106.36) | Lake-CO (39.38, 106.14) | Lake-CO (39.06, 106.58) | 8 | Lake-CO (39.18, 106.34) | Pitkin-CO (39.20, 106.49) | Chaffee-CO (39.06, 106.34) | Park-CO (39.19, 106.19) |