area (sq. miles) | county count | state count | span (miles) | span center | span end 1 | span end 2 |
1 | 18226 | 6 | 1 | 2 | 1 | 1 | 245 | Nye-NV (37.59, 116.80) | Nye-NV (39.00, 118.20) | Nye-NV (35.97, 115.86) |
2 | 3851 | 6 | 1 | 2 | 1 | 4 | 110 | Shasta-CA (40.74, 122.20) | Shasta-CA (40.29, 123.07) | Shasta-CA (41.18, 121.33) |
3 | 3566 | 1 | 3 | 2 | 1 | 2 | 126 | Orange-FL (28.59, 81.06) | Brevard-FL (27.85, 80.45) | Volusia-FL (29.32, 81.68) |
4 | 2786 | 6 | 1 | 2 | 1 | 3 | 112 | Pennington-SD (44.12, 102.99) | Pennington-SD (44.51, 102.00) | Pennington-SD (43.85, 104.06) |
5 | 1920 | 1 | 3 | 2 | 1 | 5 | 97 | Marin-CA (38.07, 122.38) | San Francisco-CA (37.74, 123.16) | Solano-CA (38.53, 121.69) |
6 | 1849 | 6 | 1 | 2 | 1 | 7 | 79 | Douglas-WA (47.68, 119.57) | Douglas-WA (47.23, 120.08) | Douglas-WA (48.14, 119.06) |
7 | 1802 | 3 | 2 | 2 | 1 | 10 | 57 | San Patricio-TX (27.85, 97.53) | Nueces-TX (27.64, 97.94) | Nueces-TX (27.83, 97.04) |
8 | 1744 | 3 | 2 | 1 | 2 | 6 | 84 | Somerset-PA (39.73, 79.08) | Somerset-PA (40.24, 78.66) | Garrett-MD (39.21, 79.49) |
9 | 1678 | 6 | 1 | 2 | 1 | 8 | 64 | Butte-CA (39.73, 121.65) | Butte-CA (40.15, 121.40) | Butte-CA (39.30, 121.91) |
10 | 1306 | 6 | 1 | 2 | 1 | 9 | 63 | Santa Clara-CA (37.20, 121.70) | Santa Clara-CA (37.43, 122.19) | Santa Clara-CA (36.96, 121.21) |
11 | 1150 | 6 | 1 | 2 | 1 | 12 | 55 | Walton-FL (30.63, 86.19) | Walton-FL (30.27, 86.00) | Walton-FL (30.99, 86.39) |
12 | 868 | 3 | 2 | 2 | 1 | 13 | 49 | Upshur-TX (32.63, 94.87) | Gregg-TX (32.37, 94.59) | Upshur-TX (32.90, 95.15) |
13 | 865 | 6 | 1 | 2 | 1 | 11 | 56 | Angelina-TX (31.26, 94.57) | Angelina-TX (31.42, 95.01) | Angelina-TX (31.10, 94.13) |
14 | 822 | 6 | 1 | 2 | 1 | 17 | 41 | Bienville-LA (32.34, 93.09) | Bienville-LA (32.45, 92.78) | Bienville-LA (32.24, 93.43) |
15 | 821 | 6 | 1 | 2 | 1 | 15 | 44 | Panola-TX (32.17, 94.31) | Panola-TX (32.39, 94.04) | Panola-TX (31.97, 94.60) |
16 | 808 | 6 | 1 | 2 | 1 | 16 | 42 | Wilson-TX (29.16, 98.07) | Wilson-TX (29.22, 97.73) | Wilson-TX (29.11, 98.41) |
17 | 741 | 6 | 1 | 2 | 1 | 14 | 44 | Alpine-CA (38.63, 119.77) | Alpine-CA (38.33, 119.64) | Alpine-CA (38.93, 119.90) |
18 | 713 | 6 | 1 | 2 | 1 | 18 | 41 | Lampasas-TX (31.17, 98.22) | Lampasas-TX (31.23, 98.56) | Lampasas-TX (31.03, 97.91) |
19 | 494 | 6 | 1 | 2 | 1 | 19 | 40 | New Castle-DE (39.56, 75.61) | New Castle-DE (39.83, 75.47) | New Castle-DE (39.30, 75.76) |
20 | 399 | 6 | 1 | 2 | 1 | 21 | 29 | Osceola-IA (43.38, 95.62) | Osceola-IA (43.26, 95.39) | Osceola-IA (43.50, 95.86) |
21 | 264 | 6 | 1 | 2 | 1 | 20 | 35 | Storey-NV (39.44, 119.50) | Storey-NV (39.63, 119.28) | Storey-NV (39.25, 119.71) |