area (sq. miles) | county count | state count | span (miles) | span center | span end 1 | span end 2 |
1 | 499362 | 1 | 127 | 1 | 10 | 1 | 1441 | Elko-NV (40.18, 115.90) | Cochise-AZ (31.33, 109.05) | Clallam-WA (48.49, 124.73) |
2 | 39170 | 3 | 9 | 3 | 2 | 2 | 382 | Park-WY (44.65, 109.45) | Fremont-WY (42.26, 107.52) | Meagher-MT (47.00, 111.54) |
3 | 28301 | 4 | 7 | 3 | 2 | 3 | 361 | Hudspeth-TX (31.02, 105.01) | Brewster-TX (28.99, 103.12) | Dona Ana-NM (32.78, 107.30) |
4 | 26114 | 2 | 11 | 3 | 2 | 4 | 291 | Alamosa-CO (37.60, 105.63) | Las Animas-CO (37.00, 103.09) | Ouray-CO (38.33, 108.13) |
5 | 7418 | 9 | 2 | 9 | 1 | 5 | 205 | no county here (20.31, 156.07) | Maui-HI (21.25, 157.30) | Hawaii-HI (19.45, 154.77) |
6 | 5145 | 7 | 3 | 9 | 1 | 8 | 125 | Pennington-SD (44.02, 103.06) | Pennington-SD (44.51, 102.00) | Custer-SD (43.48, 104.05) |
7 | 4380 | 16 | 1 | 9 | 1 | 12 | 115 | Piscataquis-ME (45.80, 69.27) | Piscataquis-ME (45.01, 69.62) | Piscataquis-ME (46.57, 68.82) |
8 | 4350 | 16 | 1 | 9 | 1 | 13 | 91 | Fergus-MT (47.28, 109.22) | Fergus-MT (46.69, 109.75) | Fergus-MT (47.58, 108.31) |
9 | 4322 | 9 | 2 | 9 | 1 | 9 | 119 | Madison-MT (45.43, 112.09) | Madison-MT (44.71, 111.41) | Silver Bow-MT (46.14, 112.78) |
10 | 3580 | 9 | 2 | 9 | 1 | 7 | 133 | Essex-VT (44.45, 71.70) | Coos-NH (45.31, 71.08) | Grafton-NH (43.60, 72.33) |
11 | 3515 | 5 | 4 | 2 | 3 | 6 | 167 | Berkshire-MA (42.66, 73.10) | Rutland-VT (43.86, 72.87) | Litchfield-CT (41.47, 73.31) |
12 | 3315 | 16 | 1 | 9 | 1 | 11 | 116 | San Benito-CA (36.34, 121.00) | Monterey-CA (36.88, 121.79) | Monterey-CA (35.79, 120.21) |
13 | 2953 | 16 | 1 | 9 | 1 | 10 | 118 | Rio Blanco-CO (39.73, 108.05) | Garfield-CO (40.09, 107.04) | Garfield-CO (39.37, 109.05) |
14 | 2918 | 16 | 1 | 9 | 1 | 18 | 81 | Hill-MT (48.58, 110.11) | Hill-MT (48.14, 109.53) | Hill-MT (49.00, 110.74) |
15 | 2594 | 9 | 2 | 9 | 1 | 20 | 76 | Park-CO (39.11, 105.85) | Lake-CO (39.30, 106.50) | Park-CO (38.70, 105.33) |
16 | 2535 | 9 | 2 | 3 | 2 | 14 | 87 | Essex-NY (44.24, 73.58) | Essex-NY (43.92, 74.34) | Chittenden-VT (44.55, 72.81) |
17 | 2400 | 16 | 1 | 9 | 1 | 15 | 87 | Ravalli-MT (46.06, 114.09) | Ravalli-MT (45.46, 114.34) | Ravalli-MT (46.66, 113.83) |
18 | 2256 | 16 | 1 | 9 | 1 | 16 | 85 | Hancock-ME (44.69, 68.40) | Hancock-ME (44.12, 68.73) | Hancock-ME (45.26, 68.06) |
19 | 1934 | 5 | 4 | 3 | 2 | 19 | 79 | Swain-NC (35.51, 83.39) | Jackson-NC (35.03, 83.01) | Sevier-TN (36.04, 83.67) |
20 | 1744 | 16 | 1 | 9 | 1 | 17 | 85 | Franklin-ME (45.08, 70.30) | Franklin-ME (44.49, 70.04) | Franklin-ME (45.67, 70.56) |
21 | 1218 | 16 | 1 | 9 | 1 | 22 | 59 | Slope-ND (46.45, 103.49) | Slope-ND (46.63, 102.93) | Slope-ND (46.28, 104.05) |
22 | 1160 | 16 | 1 | 9 | 1 | 24 | 52 | Ulster-NY (41.87, 74.30) | Ulster-NY (41.59, 73.95) | Ulster-NY (42.02, 74.78) |
23 | 898 | 9 | 2 | 9 | 1 | 21 | 61 | Grayson-VA (36.75, 81.34) | Grayson-VA (36.56, 80.84) | Smyth-VA (36.93, 81.84) |
24 | 886 | 7 | 3 | 3 | 2 | 23 | 58 | Carter-TN (36.11, 82.13) | Carter-TN (36.51, 81.99) | Yancey-NC (35.70, 82.27) |
25 | 740 | 16 | 1 | 9 | 1 | 26 | 40 | Boulder-CO (40.10, 105.38) | Boulder-CO (39.94, 105.69) | Boulder-CO (40.26, 105.06) |
26 | 720 | 16 | 1 | 9 | 1 | 27 | 39 | Orleans-VT (44.83, 72.23) | Orleans-VT (44.63, 72.48) | Orleans-VT (45.01, 71.90) |
27 | 512 | 16 | 1 | 9 | 1 | 28 | 35 | Pickens-SC (34.85, 82.72) | Pickens-SC (34.62, 82.85) | Pickens-SC (35.07, 82.57) |
28 | 501 | 9 | 2 | 9 | 1 | 25 | 42 | Union-GA (34.82, 83.85) | Union-GA (34.65, 84.16) | Towns-GA (34.99, 83.55) |
floating glob radius (miles) | center county and point | county 1 and point | county 2 and point | county 3 and point |
1 | 170 | Yavapai-AZ (34.54, 111.99) | McKinley-NM (34.96, 109.05) | Kane-UT (37.00, 112.00) | Imperial-CA (33.43, 114.63) |
2 | 50 | Park-WY (44.30, 110.05) | Hot Springs-WY (43.81, 109.31) | Carbon-MT (45.00, 109.80) | Fremont-ID (44.30, 111.05) |
3 | 47 | Otero-NM (32.38, 106.14) | Mexico (31.76, 106.45) | Chaves-NM (32.52, 105.35) | Sierra-NM (32.99, 106.49) |
4 | 34 | Rio Arriba-NM (36.50, 106.16) | Sandoval-NM (36.00, 106.25) | Santa Fe-NM (36.00, 106.07) | Conejos-CO (36.99, 106.16) |
5 | 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) |
6 | 23 | Custer-SD (43.82, 103.59) | Fall River-SD (43.48, 103.59) | Meade-SD (44.14, 103.45) | Weston-WY (43.82, 104.06) |
7 | 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) |
8 | 26 | Fergus-MT (47.36, 109.26) | Blaine-MT (47.72, 109.43) | Judith Basin-MT (47.19, 109.76) | Petroleum-MT (47.27, 108.72) |
9 | 26 | Madison-MT (45.37, 111.92) | Gallatin-MT (45.35, 111.37) | Gallatin-MT (45.64, 111.54) | Beaverhead-MT (45.35, 112.46) |
10 | 16 | Grafton-NH (44.09, 71.71) | Carroll-NH (44.17, 71.41) | Orange-VT (44.10, 72.03) | Carroll-NH (43.89, 71.56) |
11 | 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) |
12 | 17 | Monterey-CA (36.05, 121.19) | San Benito-CA (36.26, 121.03) | Pacific Ocean (35.97, 121.49) | San Luis Obispo-CA (35.79, 121.19) |
13 | 16 | Garfield-CO (39.60, 107.67) | Rio Blanco-CO (39.69, 107.94) | Mesa-CO (39.37, 107.67) | Rio Blanco-CO (39.83, 107.66) |
14 | 24 | Hill-MT (48.65, 110.20) | Chouteau-MT (48.31, 110.20) | Chouteau-MT (48.31, 110.20) | Canada (49.00, 110.20) |
15 | 20 | Park-CO (39.15, 105.77) | Summit-CO (39.36, 106.02) | Chaffee-CO (38.91, 105.98) | Jefferson-CO (39.15, 105.40) |
16 | 17 | Essex-NY (44.02, 73.78) | Addison-VT (44.04, 73.44) | Franklin-NY (44.14, 74.09) | Warren-NY (43.78, 73.74) |
17 | 16 | Ravalli-MT (46.10, 114.13) | Idaho-ID (46.17, 114.44) | Idaho-ID (46.09, 114.46) | Granite-MT (46.05, 113.80) |
18 | 19 | Hancock-ME (44.49, 68.40) | Atlantic Ocean (44.39, 68.04) | Penobscot-ME (44.76, 68.48) | Waldo-ME (44.49, 68.79) |
19 | 14 | Swain-NC (35.52, 83.43) | Haywood-NC (35.51, 83.19) | Blount-TN (35.57, 83.66) | Macon-NC (35.33, 83.40) |
20 | 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) |
21 | 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) |
22 | 13 | Ulster-NY (41.82, 74.21) | Sullivan-NY (41.88, 74.45) | Orange-NY (41.63, 74.26) | Dutchess-NY (41.80, 73.95) |
23 | 11 | Smyth-VA (36.75, 81.47) | Washington-VA (36.64, 81.61) | Wythe-VA (36.81, 81.28) | Washington-VA (36.69, 81.65) |
24 | 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) |
25 | 12 | Boulder-CO (40.09, 105.29) | Gilpin-CO (39.93, 105.40) | Jefferson-CO (39.91, 105.29) | Larimer-CO (40.26, 105.28) |
26 | 11 | Orleans-VT (44.85, 72.29) | Caledonia-VT (44.75, 72.11) | Canada (45.00, 72.29) | Lamoille-VT (44.72, 72.42) |
27 | 11 | Pickens-SC (34.89, 82.71) | Greenville-SC (35.01, 82.59) | Oconee-SC (34.90, 82.90) | Anderson-SC (34.76, 82.62) |
28 | 9 | Union-GA (34.86, 83.96) | Fannin-GA (34.89, 84.11) | Lumpkin-GA (34.74, 83.94) | Clay-NC (34.99, 83.96) |