area (sq. miles) | county count | state count | span (miles) | span center | span end 1 | span end 2 |
1 | 47104 | 2 | 12 | 2 | 2 | 1 | 472 | Wasatch-UT (39.98, 110.90) | Sweetwater-WY (42.26, 107.52) | Iron-UT (37.60, 114.05) |
2 | 23520 | 1 | 48 | 1 | 7 | 2 | 374 | Fairfield-CT (41.07, 73.39) | Barnstable-MA (41.94, 69.98) | Lancaster-PA (40.12, 76.72) |
3 | 8472 | 3 | 3 | 5 | 1 | 3 | 170 | Box Elder-UT (41.51, 112.56) | Box Elder-UT (41.00, 114.04) | Rich-UT (42.00, 111.05) |
4 | 3814 | 6 | 1 | 5 | 1 | 4 | 87 | Mineral-NV (38.56, 118.40) | Mineral-NV (37.89, 118.35) | Mineral-NV (39.07, 118.93) |
5 | 2256 | 6 | 1 | 5 | 1 | 5 | 85 | Hancock-ME (44.69, 68.40) | Hancock-ME (44.12, 68.73) | Hancock-ME (45.26, 68.06) |
6 | 2130 | 6 | 1 | 5 | 1 | 8 | 67 | El Paso-CO (38.83, 104.54) | El Paso-CO (38.52, 104.05) | El Paso-CO (39.13, 105.03) |
7 | 1915 | 6 | 1 | 5 | 1 | 9 | 67 | Essex-NY (44.18, 73.78) | Essex-NY (43.81, 74.21) | Essex-NY (44.55, 73.34) |
8 | 1831 | 6 | 1 | 5 | 1 | 6 | 85 | Coos-NH (44.70, 71.21) | Coos-NH (44.09, 71.34) | Coos-NH (45.31, 71.08) |
9 | 1744 | 4 | 2 | 2 | 2 | 7 | 84 | Somerset-PA (39.73, 79.08) | Somerset-PA (40.24, 78.66) | Garrett-MD (39.21, 79.49) |
10 | 1209 | 6 | 1 | 5 | 1 | 11 | 61 | Wasatch-UT (40.29, 111.16) | Wasatch-UT (40.69, 111.44) | Wasatch-UT (39.90, 110.89) |
11 | 1168 | 6 | 1 | 5 | 1 | 10 | 64 | Bernalillo-NM (35.05, 106.67) | Bernalillo-NM (35.22, 107.20) | Bernalillo-NM (34.87, 106.15) |
12 | 1138 | 4 | 2 | 2 | 2 | 12 | 53 | Sevier-TN (35.66, 83.59) | Sevier-TN (36.04, 83.66) | Swain-NC (35.28, 83.68) |
13 | 953 | 6 | 1 | 5 | 1 | 14 | 44 | Kimball-NE (41.20, 103.72) | Kimball-NE (41.00, 104.05) | Kimball-NE (41.39, 103.38) |
14 | 698 | 6 | 1 | 5 | 1 | 16 | 38 | Pendleton-WV (38.68, 79.33) | Pendleton-WV (38.96, 79.35) | Pendleton-WV (38.41, 79.31) |
15 | 468 | 6 | 1 | 5 | 1 | 15 | 39 | Harlan-KY (36.82, 83.17) | Harlan-KY (36.98, 82.87) | Harlan-KY (36.66, 83.46) |
16 | 393 | 6 | 1 | 5 | 1 | 13 | 48 | Perry-PA (40.46, 77.32) | Juniata-PA (40.26, 77.70) | Juniata-PA (40.65, 76.94) |