area (sq. miles) | county count | state count | span (miles) | span center | span end 1 | span end 2 |
1 | 15068 | 8 | 2 | 6 | 1 | 1 | 224 | Inyo-CA (36.16, 117.60) | Tulare-CA (36.49, 119.57) | Inyo-CA (35.81, 115.65) |
2 | 8531 | 2 | 23 | 1 | 4 | 4 | 147 | Talbot-MD (38.63, 76.37) | Prince William-VA (38.84, 77.72) | Worcester-MD (38.41, 75.06) |
3 | 7668 | 4 | 5 | 2 | 2 | 2 | 207 | Texas-OK (36.73, 101.16) | Cimarron-OK (37.00, 103.00) | Harper-OK (36.60, 99.30) |
4 | 6806 | 3 | 11 | 2 | 2 | 3 | 191 | Nash-NC (35.91, 77.94) | Sampson-NC (34.55, 78.25) | Dinwiddie-VA (37.27, 77.61) |
5 | 5903 | 1 | 26 | 6 | 1 | 5 | 111 | Scott-KY (38.39, 84.61) | Spencer-KY (38.01, 85.52) | Mason-KY (38.61, 83.62) |
6 | 3946 | 5 | 4 | 6 | 1 | 6 | 94 | Washita-OK (35.25, 99.17) | Custer-OK (35.81, 98.63) | Beckham-OK (35.03, 100.00) |
7 | 2077 | 5 | 4 | 6 | 1 | 7 | 75 | Cabarrus-NC (35.33, 80.55) | Union-NC (34.81, 80.32) | Rowan-NC (35.86, 80.69) |
8 | 1284 | 7 | 3 | 2 | 2 | 8 | 67 | Lawrence-OH (38.75, 82.63) | Gallia-OH (39.00, 82.10) | Greenup-KY (38.50, 83.17) |
9 | 1138 | 8 | 2 | 2 | 2 | 10 | 53 | Sevier-TN (35.66, 83.59) | Sevier-TN (36.04, 83.66) | Swain-NC (35.28, 83.68) |
10 | 1081 | 11 | 1 | 6 | 1 | 9 | 53 | Somerset-PA (39.99, 79.04) | Somerset-PA (39.74, 79.41) | Somerset-PA (40.24, 78.66) |
11 | 839 | 8 | 2 | 6 | 1 | 11 | 49 | Campbell-TN (36.25, 84.14) | Anderson-TN (35.91, 84.27) | Campbell-TN (36.59, 84.01) |
12 | 744 | 11 | 1 | 6 | 1 | 14 | 38 | Allegheny-PA (40.48, 79.98) | Allegheny-PA (40.48, 80.36) | Allegheny-PA (40.67, 79.69) |
13 | 561 | 11 | 1 | 6 | 1 | 12 | 44 | Cleburne-AL (33.69, 85.60) | Cleburne-AL (33.96, 85.40) | Cleburne-AL (33.47, 85.89) |
14 | 538 | 11 | 1 | 6 | 1 | 15 | 34 | Caroline-VA (38.02, 77.34) | Caroline-VA (37.78, 77.40) | Caroline-VA (38.25, 77.25) |
15 | 444 | 11 | 1 | 6 | 1 | 13 | 39 | Tishomingo-MS (34.73, 88.26) | Tishomingo-MS (34.46, 88.16) | Tishomingo-MS (35.00, 88.36) |
16 | 313 | 11 | 1 | 6 | 1 | 17 | 28 | Yancey-NC (35.89, 82.33) | Yancey-NC (36.08, 82.40) | Yancey-NC (35.70, 82.26) |
17 | 271 | 11 | 1 | 6 | 1 | 16 | 28 | DeKalb-GA (33.79, 84.23) | DeKalb-GA (33.97, 84.35) | DeKalb-GA (33.61, 84.12) |
18 | 11 | 11 | 1 | 6 | 1 | 18 | 5 | Fredericksburg-VA (38.30, 77.49) | Fredericksburg-VA (38.32, 77.53) | Fredericksburg-VA (38.27, 77.45) |
19 | 9 | 11 | 1 | 6 | 1 | 19 | 5 | Winchester-VA (39.17, 78.18) | Winchester-VA (39.13, 78.18) | Winchester-VA (39.20, 78.16) |
20 | 7 | 11 | 1 | 6 | 1 | 20 | 4 | Emporia-VA (36.70, 77.54) | Emporia-VA (36.72, 77.51) | Emporia-VA (36.67, 77.56) |