area (sq. miles) | county count | state count | span (miles) | span center | span end 1 | span end 2 |
1 | 809080 | 1 | 241 | 1 | 14 | 1 | 1646 | Garfield-UT (38.11, 112.34) | Brewster-TX (28.99, 103.12) | Clatsop-OR (46.29, 124.04) |
2 | 19213 | 2 | 9 | 2 | 3 | 2 | 264 | Bonner-ID (48.12, 116.29) | Ferry-WA (49.00, 118.84) | Lake-MT (47.18, 113.82) |
3 | 12778 | 17 | 1 | 11 | 1 | 5 | 214 | Denali-AK (63.52, 150.08) | Denali-AK (64.26, 147.00) | Denali-AK (62.73, 153.00) |
4 | 10927 | 17 | 1 | 11 | 1 | 4 | 230 | Hoonah-Angoon-AK (58.10, 135.14) | Hoonah-Angoon-AK (58.78, 138.03) | Hoonah-Angoon-AK (57.35, 132.37) |
5 | 10439 | 6 | 5 | 4 | 2 | 7 | 181 | Skamania-WA (46.20, 121.78) | Clackamas-OR (44.89, 121.73) | Pierce-WA (47.40, 122.80) |
6 | 9283 | 2 | 9 | 2 | 3 | 3 | 250 | Belknap-NH (43.52, 71.45) | Coos-NH (45.31, 71.08) | Providence-RI (41.72, 71.79) |
7 | 7418 | 11 | 2 | 11 | 1 | 6 | 205 | no county here (20.31, 156.07) | Maui-HI (21.25, 157.30) | Hawaii-HI (19.45, 154.77) |
8 | 6561 | 6 | 5 | 11 | 1 | 8 | 154 | Cherry-NE (42.16, 101.80) | McPherson-NE (41.39, 100.71) | Sheridan-NE (43.00, 102.79) |
9 | 5442 | 6 | 5 | 4 | 2 | 9 | 147 | Essex-NY (43.97, 73.64) | Clinton-NY (45.00, 74.03) | Washington-NY (42.94, 73.27) |
10 | 4380 | 17 | 1 | 11 | 1 | 13 | 115 | Piscataquis-ME (45.80, 69.27) | Piscataquis-ME (45.01, 69.62) | Piscataquis-ME (46.57, 68.82) |
11 | 4079 | 4 | 7 | 4 | 2 | 10 | 140 | Cortland-NY (42.56, 76.03) | Susquehanna-PA (41.64, 75.46) | Cayuga-NY (43.48, 76.62) |
12 | 4026 | 11 | 2 | 4 | 2 | 11 | 126 | Wallowa-OR (45.84, 117.50) | Columbia-WA (46.59, 118.23) | Wallowa-OR (45.08, 116.78) |
13 | 3123 | 9 | 4 | 11 | 1 | 15 | 94 | Logan-AR (35.06, 93.72) | Scott-AR (34.73, 94.45) | Yell-AR (35.17, 92.90) |
14 | 3116 | 11 | 2 | 11 | 1 | 12 | 123 | Whatcom-WA (48.69, 122.03) | Whatcom-WA (49.00, 123.32) | Whatcom-WA (48.72, 120.65) |
15 | 2675 | 5 | 6 | 4 | 2 | 18 | 79 | Swain-NC (35.45, 83.53) | Sevier-TN (36.04, 83.67) | Jackson-NC (35.03, 83.01) |
16 | 2196 | 17 | 1 | 11 | 1 | 20 | 76 | Snohomish-WA (48.05, 121.72) | Snohomish-WA (48.17, 120.91) | Snohomish-WA (47.78, 122.44) |
17 | 2045 | 17 | 1 | 11 | 1 | 14 | 94 | Clallam-WA (47.91, 123.60) | Jefferson-WA (47.88, 122.60) | Jefferson-WA (47.87, 124.61) |
18 | 1891 | 11 | 2 | 4 | 2 | 16 | 89 | Berkshire-MA (42.10, 73.17) | Berkshire-MA (42.74, 73.02) | Litchfield-CT (41.47, 73.31) |
19 | 1849 | 17 | 1 | 11 | 1 | 19 | 79 | Douglas-WA (47.68, 119.57) | Douglas-WA (47.23, 120.08) | Douglas-WA (48.14, 119.06) |
20 | 1818 | 11 | 2 | 11 | 1 | 21 | 67 | Ulster-NY (42.05, 74.12) | Greene-NY (42.46, 73.78) | Ulster-NY (41.59, 74.37) |
21 | 1744 | 17 | 1 | 11 | 1 | 17 | 85 | Franklin-ME (45.08, 70.30) | Franklin-ME (44.49, 70.04) | Franklin-ME (45.67, 70.56) |
22 | 1472 | 17 | 1 | 11 | 1 | 24 | 55 | Washington-ID (44.46, 116.71) | Washington-ID (44.15, 116.36) | Washington-ID (44.84, 116.90) |
23 | 1218 | 17 | 1 | 11 | 1 | 22 | 59 | Slope-ND (46.45, 103.49) | Slope-ND (46.63, 102.93) | Slope-ND (46.28, 104.05) |
24 | 1078 | 17 | 1 | 11 | 1 | 26 | 48 | Latah-ID (46.83, 116.75) | Latah-ID (46.63, 116.33) | Latah-ID (47.13, 117.04) |
25 | 915 | 17 | 1 | 11 | 1 | 28 | 43 | Wallace-KS (38.92, 101.76) | Wallace-KS (39.14, 101.48) | Wallace-KS (38.70, 102.05) |
26 | 894 | 17 | 1 | 11 | 1 | 29 | 42 | Decatur-KS (39.78, 100.46) | Decatur-KS (40.00, 100.18) | Decatur-KS (39.57, 100.74) |
27 | 886 | 10 | 3 | 4 | 2 | 23 | 58 | Carter-TN (36.11, 82.13) | Carter-TN (36.51, 81.99) | Yancey-NC (35.70, 82.27) |
28 | 839 | 11 | 2 | 11 | 1 | 25 | 49 | Campbell-TN (36.25, 84.14) | Anderson-TN (35.91, 84.27) | Campbell-TN (36.59, 84.01) |
29 | 662 | 17 | 1 | 11 | 1 | 27 | 47 | Madison-NY (42.97, 75.64) | Madison-NY (42.75, 75.28) | Madison-NY (43.19, 75.99) |
30 | 537 | 17 | 1 | 11 | 1 | 31 | 34 | Sussex-NJ (41.14, 74.68) | Sussex-NJ (41.09, 74.99) | Sussex-NJ (41.20, 74.37) |
31 | 494 | 17 | 1 | 11 | 1 | 30 | 40 | New Castle-DE (39.56, 75.61) | New Castle-DE (39.83, 75.47) | New Castle-DE (39.30, 75.76) |
floating glob radius (miles) | center county and point | county 1 and point | county 2 and point | county 3 and point |
1 | 183 | White Pine-NV (39.36, 115.36) | Lyon-NV (39.11, 118.75) | Kane-UT (37.54, 112.90) | Twin Falls-ID (42.00, 115.04) |
2 | 36 | Lincoln-MT (48.48, 115.71) | Flathead-MT (48.23, 115.02) | Canada (49.00, 115.71) | Shoshone-ID (48.03, 116.12) |
3 | 38 | Denali-AK (63.81, 150.11) | Yukon-Koyukuk-AK (64.10, 151.19) | Matanuska-Susitna-AK (63.32, 149.56) | Yukon-Koyukuk-AK (64.36, 150.10) |
4 | 30 | Hoonah-Angoon-AK (58.72, 136.59) | Pacific Ocean (58.34, 137.01) | Haines-AK (58.74, 135.76) | Canada (59.08, 137.05) |
5 | 35 | Yakima-WA (46.25, 120.69) | Kittitas-WA (46.74, 120.51) | Lewis-WA (46.39, 121.39) | Gilliam-OR (45.75, 120.63) |
6 | 17 | Hillsborough-NH (42.96, 71.79) | Rockingham-NH (42.93, 71.45) | Sullivan-NH (43.13, 72.04) | Middlesex-MA (42.71, 71.80) |
7 | 33 | Hawaii-HI (19.65, 155.52) | Pacific Ocean (19.44, 155.98) | Pacific Ocean (19.79, 155.03) | Pacific Ocean (20.08, 155.29) |
8 | 25 | Garden-NE (41.75, 102.16) | Cherry-NE (42.10, 102.04) | Morrill-NE (41.74, 102.64) | Keith-NE (41.40, 102.06) |
9 | 17 | Essex-NY (44.20, 73.75) | Franklin-NY (44.43, 73.91) | Franklin-NY (44.17, 74.10) | Addison-VT (44.13, 73.42) |
10 | 22 | Piscataquis-ME (46.12, 69.28) | Somerset-ME (45.98, 69.68) | Penobscot-ME (46.12, 68.82) | Somerset-ME (46.12, 69.73) |
11 | 19 | Chemung-NY (42.28, 76.58) | Seneca-NY (42.55, 76.59) | Bradford-PA (42.00, 76.58) | Cortland-NY (42.41, 76.25) |
12 | 26 | Wallowa-OR (45.53, 117.12) | Idaho-ID (45.83, 116.78) | Union-OR (45.34, 117.58) | Idaho-ID (45.37, 116.64) |
13 | 21 | Yell-AR (35.05, 93.61) | Perry-AR (34.88, 93.31) | Franklin-AR (35.31, 93.81) | Montgomery-AR (34.75, 93.62) |
14 | 12 | Whatcom-WA (48.82, 121.25) | Skagit-WA (48.64, 121.25) | Canada (49.00, 121.25) | Skagit-WA (48.64, 121.25) |
15 | 19 | Macon-NC (35.27, 83.36) | Cherokee-NC (35.23, 83.69) | Rabun-GA (35.00, 83.36) | Haywood-NC (35.46, 83.14) |
16 | 18 | Snohomish-WA (48.04, 121.62) | Skagit-WA (48.30, 121.58) | Skagit-WA (48.30, 121.62) | King-WA (47.78, 121.62) |
17 | 12 | Jefferson-WA (47.70, 123.74) | Mason-WA (47.61, 123.51) | Clallam-WA (47.88, 123.75) | Grays Harbor-WA (47.52, 123.74) |
18 | 13 | Litchfield-CT (41.73, 73.26) | Hartford-CT (41.76, 73.01) | Dutchess-NY (41.74, 73.51) | Fairfield-CT (41.65, 73.48) |
19 | 15 | Douglas-WA (47.78, 119.62) | Chelan-WA (47.87, 119.92) | Grant-WA (47.61, 119.41) | Okanogan-WA (48.00, 119.62) |
20 | 15 | Ulster-NY (42.02, 74.23) | Delaware-NY (42.17, 74.45) | Sullivan-NY (41.88, 74.45) | Dutchess-NY (41.97, 73.95) |
21 | 14 | Franklin-ME (44.94, 70.43) | Oxford-ME (44.80, 70.62) | Somerset-ME (44.94, 70.15) | Somerset-ME (45.11, 70.29) |
22 | 16 | Washington-ID (44.45, 116.85) | Adams-ID (44.49, 116.53) | Baker-OR (44.54, 117.15) | Malheur-OR (44.24, 116.98) |
23 | 12 | Slope-ND (46.45, 103.52) | Billings-ND (46.63, 103.52) | Bowman-ND (46.28, 103.52) | Bowman-ND (46.28, 103.52) |
24 | 15 | Latah-ID (46.82, 116.73) | Nez Perce-ID (46.63, 116.62) | Benewah-ID (47.03, 116.77) | Whitman-WA (46.82, 117.04) |
25 | 15 | Wallace-KS (38.92, 101.76) | Logan-KS (38.91, 101.48) | Sherman-KS (39.13, 101.76) | Greeley-KS (38.70, 101.76) |
26 | 15 | Decatur-KS (39.78, 100.46) | Sheridan-KS (39.57, 100.46) | Norton-KS (39.78, 100.18) | Rawlins-KS (39.78, 100.74) |
27 | 11 | Yancey-NC (35.96, 82.26) | Unicoi-TN (36.11, 82.34) | Madison-NC (35.87, 82.42) | Avery-NC (35.99, 82.06) |
28 | 10 | Anderson-TN (36.21, 84.17) | Knox-TN (36.11, 84.04) | Union-TN (36.27, 84.01) | Scott-TN (36.28, 84.33) |
29 | 10 | Madison-NY (42.87, 75.71) | Oneida-NY (42.93, 75.54) | Onondaga-NY (42.86, 75.90) | Chenango-NY (42.73, 75.70) |
30 | 10 | Sussex-NJ (41.17, 74.67) | Pike-PA (41.22, 74.86) | Morris-NJ (41.07, 74.52) | Orange-NY (41.30, 74.57) |
31 | 7 | New Castle-DE (39.71, 75.64) | Salem-NJ (39.65, 75.54) | Salem-NJ (39.69, 75.51) | Chester-PA (39.77, 75.74) |