area (sq. miles) | county count | state count | span (miles) | span center | span end 1 | span end 2 |
1 | 26607 | 7 | 2 | 2 | 2 | 3 | 314 | Coconino-AZ (36.60, 110.77) | Coconino-AZ (34.42, 111.55) | San Juan-UT (38.50, 109.06) |
2 | 22423 | 3 | 6 | 6 | 1 | 2 | 317 | Socorro-NM (33.79, 106.61) | Cibola-NM (34.96, 109.05) | Otero-NM (32.00, 104.85) |
3 | 10869 | 7 | 2 | 6 | 1 | 5 | 169 | Cochise-AZ (32.42, 109.75) | Cochise-AZ (31.33, 110.46) | Graham-AZ (33.65, 109.50) |
4 | 9716 | 4 | 4 | 6 | 1 | 1 | 394 | no county here (20.70, 157.50) | Kauai-HI (21.91, 160.28) | Hawaii-HI (19.45, 154.77) |
5 | 8934 | 4 | 4 | 2 | 2 | 4 | 189 | Las Animas-CO (37.00, 104.60) | Taos-NM (36.30, 106.06) | Las Animas-CO (37.64, 103.08) |
6 | 8895 | 1 | 16 | 2 | 2 | 6 | 160 | Waynesboro-VA (38.07, 78.92) | Bedford-VA (37.04, 79.59) | Warren-VA (39.02, 78.06) |
7 | 3664 | 7 | 2 | 6 | 1 | 7 | 116 | Teller-CO (38.79, 105.04) | Fremont-CO (38.44, 106.01) | El Paso-CO (39.13, 104.05) |
8 | 3176 | 2 | 8 | 1 | 3 | 9 | 100 | Graham-NC (35.32, 83.81) | Sevier-TN (36.04, 83.66) | Union-GA (34.65, 84.16) |
9 | 2786 | 15 | 1 | 6 | 1 | 8 | 112 | Pennington-SD (44.12, 102.99) | Pennington-SD (44.51, 102.00) | Pennington-SD (43.85, 104.06) |
10 | 2143 | 15 | 1 | 6 | 1 | 10 | 84 | Utah-UT (40.14, 111.53) | Utah-UT (40.46, 112.21) | Utah-UT (39.81, 110.86) |
11 | 2073 | 7 | 2 | 6 | 1 | 12 | 77 | Eagle-CO (39.49, 106.65) | Eagle-CO (39.92, 107.11) | Lake-CO (39.06, 106.19) |
12 | 1751 | 7 | 2 | 6 | 1 | 13 | 63 | Santa Clara-CA (37.14, 121.74) | Santa Clara-CA (37.43, 122.19) | Santa Clara-CA (36.96, 121.21) |
13 | 1666 | 7 | 2 | 6 | 1 | 11 | 83 | San Juan-CO (37.88, 107.63) | Ouray-CO (38.33, 108.13) | Hinsdale-CO (37.42, 107.13) |
14 | 953 | 15 | 1 | 6 | 1 | 19 | 44 | Kimball-NE (41.20, 103.72) | Kimball-NE (41.00, 104.05) | Kimball-NE (41.39, 103.38) |
15 | 898 | 7 | 2 | 6 | 1 | 14 | 61 | Grayson-VA (36.75, 81.34) | Grayson-VA (36.56, 80.84) | Smyth-VA (36.93, 81.84) |
16 | 886 | 6 | 3 | 2 | 2 | 15 | 58 | Carter-TN (36.11, 82.13) | Carter-TN (36.51, 81.99) | Yancey-NC (35.70, 82.27) |
17 | 803 | 15 | 1 | 6 | 1 | 16 | 50 | Contra Costa-CA (37.93, 121.98) | Contra Costa-CA (37.85, 121.53) | Contra Costa-CA (37.97, 122.44) |
18 | 787 | 7 | 2 | 6 | 1 | 17 | 48 | Caldwell-NC (36.06, 81.60) | Caldwell-NC (35.77, 81.35) | Watauga-NC (36.34, 81.86) |
19 | 552 | 15 | 1 | 6 | 1 | 18 | 46 | Reynolds-MO (37.51, 90.85) | Iron-MO (37.74, 91.15) | Iron-MO (37.27, 90.55) |
20 | 362 | 15 | 1 | 6 | 1 | 20 | 32 | Giles-VA (37.32, 80.73) | Giles-VA (37.28, 81.01) | Giles-VA (37.32, 80.43) |
21 | 34 | 15 | 1 | 6 | 1 | 21 | 15 | Boulder-CO (39.97, 105.06) | Broomfield-CO (40.04, 104.96) | Broomfield-CO (39.89, 105.17) |
floating glob radius (miles) | center county and point | county 1 and point | county 2 and point | county 3 and point |
1 | 58 | Coconino-AZ (35.91, 111.78) | Yavapai-AZ (35.26, 112.44) | Navajo-AZ (35.91, 110.75) | Mohave-AZ (36.36, 112.66) |
2 | 32 | Lincoln-NM (33.58, 105.45) | Socorro-NM (33.83, 105.92) | Chaves-NM (33.13, 105.32) | Chaves-NM (33.58, 104.89) |
3 | 41 | Cochise-AZ (31.93, 109.75) | Hidalgo-NM (31.93, 109.05) | Pima-AZ (31.93, 110.45) | Mexico (31.33, 109.75) |
4 | 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) |
5 | 24 | Las Animas-CO (37.34, 104.24) | Otero-CO (37.64, 104.06) | Huerfano-CO (37.57, 104.55) | Colfax-NM (36.99, 104.24) |
6 | 29 | Highland-VA (38.26, 79.43) | Harrisonburg-VA (38.39, 78.92) | Randolph-WV (38.66, 79.60) | Alleghany-VA (37.88, 79.63) |
7 | 21 | El Paso-CO (38.82, 104.55) | Elbert-CO (39.13, 104.55) | Teller-CO (38.80, 104.94) | Pueblo-CO (38.52, 104.55) |
8 | 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) |
9 | 16 | Pennington-SD (43.92, 102.33) | Meade-SD (44.14, 102.39) | Shannon-SD (43.69, 102.34) | Jackson-SD (43.92, 102.02) |
10 | 17 | Utah-UT (40.20, 111.80) | Juab-UT (39.95, 111.82) | Wasatch-UT (40.36, 111.55) | Salt Lake-UT (40.42, 111.96) |
11 | 19 | Eagle-CO (39.64, 106.72) | Pitkin-CO (39.37, 106.72) | Routt-CO (39.92, 106.71) | Routt-CO (39.92, 106.73) |
12 | 18 | Santa Clara-CA (37.21, 121.78) | Pacific Ocean (36.98, 121.93) | Stanislaus-CA (37.25, 121.46) | Alameda-CA (37.45, 121.92) |
13 | 11 | Hinsdale-CO (37.99, 107.33) | Gunnison-CO (38.15, 107.33) | San Juan-CO (37.94, 107.53) | Mineral-CO (37.94, 107.14) |
14 | 14 | Kimball-NE (41.20, 103.63) | Banner-NE (41.39, 103.64) | Weld-CO (41.00, 103.64) | Cheyenne-NE (41.20, 103.38) |
15 | 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) |
16 | 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) |
17 | 10 | Contra Costa-CA (37.89, 121.89) | Alameda-CA (37.78, 122.01) | Alameda-CA (37.75, 121.84) | Sacramento-CA (38.02, 121.82) |
18 | 10 | Caldwell-NC (35.95, 81.52) | Burke-NC (35.85, 81.64) | Wilkes-NC (36.04, 81.40) | Wilkes-NC (36.07, 81.44) |
19 | 6 | Iron-MO (37.43, 90.66) | Reynolds-MO (37.37, 90.75) | Madison-MO (37.42, 90.55) | Reynolds-MO (37.43, 90.77) |
20 | 6 | Giles-VA (37.35, 80.56) | Craig-VA (37.38, 80.46) | Monroe-WV (37.43, 80.62) | Montgomery-VA (37.27, 80.52) |
21 | 1 | Broomfield-CO (39.94, 105.05) | Boulder-CO (39.95, 105.07) | Adams-CO (39.92, 105.03) | Boulder-CO (39.96, 105.05) |