area (sq. miles) | county count | state count | span (miles) | span center | span end 1 | span end 2 |
1 | 61496 | 1 | 9 | 4 | 1 | 1 | 458 | Inyo-CA (35.93, 117.29) | Riverside-CA (33.43, 114.63) | Mono-CA (38.71, 119.59) |
2 | 18671 | 6 | 1 | 4 | 1 | 2 | 214 | Coconino-AZ (35.63, 111.64) | Coconino-AZ (34.26, 110.76) | Coconino-AZ (37.00, 112.54) |
3 | 6549 | 6 | 1 | 4 | 1 | 3 | 198 | Washoe-NV (40.58, 119.67) | Washoe-NV (41.99, 119.32) | Washoe-NV (39.17, 120.00) |
4 | 2346 | 6 | 1 | 4 | 1 | 4 | 97 | Maui-HI (20.92, 156.64) | Maui-HI (21.11, 157.36) | Maui-HI (20.71, 155.93) |
5 | 1891 | 3 | 2 | 1 | 2 | 5 | 89 | Berkshire-MA (42.10, 73.17) | Berkshire-MA (42.74, 73.02) | Litchfield-CT (41.47, 73.31) |
6 | 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) |
7 | 698 | 6 | 1 | 4 | 1 | 10 | 38 | Pendleton-WV (38.68, 79.33) | Pendleton-WV (38.96, 79.35) | Pendleton-WV (38.41, 79.31) |
8 | 537 | 6 | 1 | 4 | 1 | 11 | 34 | Sussex-NJ (41.14, 74.68) | Sussex-NJ (41.09, 74.99) | Sussex-NJ (41.20, 74.37) |
9 | 501 | 3 | 2 | 4 | 1 | 8 | 42 | Union-GA (34.82, 83.85) | Union-GA (34.65, 84.16) | Towns-GA (34.99, 83.55) |
10 | 494 | 6 | 1 | 4 | 1 | 9 | 40 | New Castle-DE (39.56, 75.61) | New Castle-DE (39.83, 75.47) | New Castle-DE (39.30, 75.76) |
11 | 467 | 6 | 1 | 4 | 1 | 12 | 31 | Logan-OH (40.38, 83.77) | Logan-OH (40.23, 83.55) | Logan-OH (40.54, 83.99) |
12 | 435 | 6 | 1 | 4 | 1 | 14 | 30 | Providence-RI (41.87, 71.58) | Providence-RI (42.01, 71.80) | Providence-RI (41.78, 71.32) |
13 | 378 | 2 | 3 | 1 | 2 | 7 | 42 | Bergen-NJ (40.85, 74.05) | Bergen-NJ (41.13, 74.21) | Kings-NY (40.57, 73.88) |
14 | 345 | 6 | 1 | 4 | 1 | 13 | 30 | Seminole-FL (28.70, 81.22) | Seminole-FL (28.82, 81.42) | Seminole-FL (28.61, 80.99) |
15 | 68 | 6 | 1 | 4 | 1 | 15 | 14 | City of Washington-DC (38.89, 77.04) | City of Washington-DC (38.79, 77.04) | City of Washington-DC (39.00, 77.04) |