area (sq. miles) | county count | state count | span (miles) | span center | span end 1 | span end 2 |
1 | 4380 | 6 | 1 | 3 | 1 | 1 | 115 | Piscataquis-ME (45.80, 69.27) | Piscataquis-ME (45.01, 69.62) | Piscataquis-ME (46.57, 68.82) |
2 | 3971 | 1 | 11 | 1 | 3 | 3 | 105 | Johnson-TN (36.35, 81.76) | Washington-TN (36.15, 82.65) | Grayson-VA (36.56, 80.84) |
3 | 3443 | 2 | 8 | 1 | 3 | 4 | 100 | Graham-NC (35.32, 83.81) | Sevier-TN (36.04, 83.66) | Union-GA (34.65, 84.16) |
4 | 2786 | 6 | 1 | 3 | 1 | 2 | 112 | Pennington-SD (44.12, 102.99) | Pennington-SD (44.51, 102.00) | Pennington-SD (43.85, 104.06) |
5 | 2256 | 6 | 1 | 3 | 1 | 5 | 85 | Hancock-ME (44.69, 68.40) | Hancock-ME (44.12, 68.73) | Hancock-ME (45.26, 68.06) |
6 | 1831 | 6 | 1 | 3 | 1 | 6 | 85 | Coos-NH (44.70, 71.21) | Coos-NH (44.09, 71.34) | Coos-NH (45.31, 71.08) |
7 | 1340 | 3 | 2 | 3 | 1 | 7 | 79 | Adams-CO (39.82, 104.41) | Denver-CO (39.63, 105.11) | Adams-CO (40.00, 103.71) |
8 | 1270 | 3 | 2 | 3 | 1 | 8 | 67 | Elmore-AL (32.49, 85.92) | Macon-AL (32.23, 85.43) | Elmore-AL (32.75, 86.41) |
9 | 1168 | 6 | 1 | 3 | 1 | 9 | 64 | Bernalillo-NM (35.05, 106.67) | Bernalillo-NM (35.22, 107.20) | Bernalillo-NM (34.87, 106.15) |
10 | 820 | 6 | 1 | 3 | 1 | 11 | 42 | Duplin-NC (34.95, 77.93) | Duplin-NC (34.72, 77.68) | Duplin-NC (35.19, 78.16) |
11 | 698 | 6 | 1 | 3 | 1 | 13 | 38 | Pendleton-WV (38.68, 79.33) | Pendleton-WV (38.96, 79.35) | Pendleton-WV (38.41, 79.31) |
12 | 575 | 6 | 1 | 3 | 1 | 12 | 39 | Hamilton-TN (35.19, 85.23) | Hamilton-TN (35.41, 85.02) | Hamilton-TN (34.98, 85.47) |
13 | 561 | 6 | 1 | 3 | 1 | 10 | 44 | Cleburne-AL (33.69, 85.60) | Cleburne-AL (33.96, 85.40) | Cleburne-AL (33.47, 85.89) |
14 | 522 | 6 | 1 | 3 | 1 | 15 | 34 | Morgan-TN (36.15, 84.62) | Morgan-TN (36.29, 84.88) | Morgan-TN (36.05, 84.34) |
15 | 506 | 6 | 1 | 3 | 1 | 17 | 32 | Meriwether-GA (33.05, 84.68) | Meriwether-GA (33.22, 84.50) | Meriwether-GA (32.87, 84.86) |
16 | 486 | 6 | 1 | 3 | 1 | 14 | 36 | Patrick-VA (36.68, 80.33) | Patrick-VA (36.84, 80.07) | Patrick-VA (36.56, 80.61) |
17 | 412 | 3 | 2 | 3 | 1 | 16 | 32 | Wise-VA (36.96, 82.59) | Wise-VA (36.91, 82.30) | Wise-VA (36.89, 82.88) |
18 | 271 | 6 | 1 | 3 | 1 | 18 | 28 | DeKalb-GA (33.79, 84.23) | DeKalb-GA (33.97, 84.35) | DeKalb-GA (33.61, 84.12) |
19 | 266 | 6 | 1 | 3 | 1 | 19 | 22 | Greene-NC (35.49, 77.66) | Greene-NC (35.57, 77.82) | Greene-NC (35.41, 77.48) |
20 | 43 | 6 | 1 | 3 | 1 | 20 | 9 | Roanoke city-VA (37.28, 79.96) | Roanoke city-VA (37.30, 79.88) | Roanoke city-VA (37.25, 80.04) |