area (sq. miles) | county count | state count | span (miles) | span center | span end 1 | span end 2 |
1 | 103688 | 1 | 13 | 1 | 2 | 1 | 568 | Inyo-CA (36.65, 116.86) | Ventura-CA (33.19, 119.57) | White Pine-NV (40.12, 114.05) |
2 | 18671 | 7 | 1 | 2 | 1 | 2 | 214 | Coconino-AZ (35.63, 111.64) | Coconino-AZ (34.26, 110.76) | Coconino-AZ (37.00, 112.54) |
3 | 5391 | 3 | 2 | 2 | 1 | 3 | 132 | Wasatch-UT (40.30, 111.04) | Duchesne-UT (40.81, 109.98) | Utah-UT (39.78, 112.09) |
4 | 4938 | 7 | 1 | 2 | 1 | 4 | 111 | Custer-ID (44.20, 114.32) | Custer-ID (43.80, 113.36) | Custer-ID (44.61, 115.28) |
5 | 3851 | 7 | 1 | 2 | 1 | 5 | 110 | Shasta-CA (40.74, 122.20) | Shasta-CA (40.29, 123.07) | Shasta-CA (41.18, 121.33) |
6 | 2415 | 3 | 2 | 2 | 1 | 6 | 76 | Clackamas-OR (45.38, 122.10) | Clackamas-OR (45.13, 122.79) | Hood River-OR (45.70, 121.44) |
7 | 2204 | 7 | 1 | 2 | 1 | 7 | 73 | Taos-NM (36.55, 105.61) | Taos-NM (36.02, 105.51) | Taos-NM (37.00, 106.01) |
8 | 2130 | 7 | 1 | 2 | 1 | 9 | 67 | El Paso-CO (38.83, 104.54) | El Paso-CO (38.52, 104.05) | El Paso-CO (39.13, 105.03) |
9 | 1250 | 7 | 1 | 2 | 1 | 8 | 72 | Dare-NC (35.71, 75.74) | Dare-NC (35.19, 75.75) | Dare-NC (36.23, 75.77) |
10 | 1081 | 7 | 1 | 2 | 1 | 11 | 53 | Somerset-PA (39.99, 79.04) | Somerset-PA (39.74, 79.41) | Somerset-PA (40.24, 78.66) |
11 | 915 | 7 | 1 | 2 | 1 | 15 | 43 | Wallace-KS (38.92, 101.76) | Wallace-KS (39.14, 101.48) | Wallace-KS (38.70, 102.05) |
12 | 898 | 3 | 2 | 2 | 1 | 10 | 61 | Grayson-VA (36.75, 81.34) | Grayson-VA (36.56, 80.84) | Smyth-VA (36.93, 81.84) |
13 | 822 | 7 | 1 | 2 | 1 | 17 | 41 | Bienville-LA (32.34, 93.09) | Bienville-LA (32.45, 92.78) | Bienville-LA (32.24, 93.43) |
14 | 698 | 7 | 1 | 2 | 1 | 19 | 38 | Pendleton-WV (38.68, 79.33) | Pendleton-WV (38.96, 79.35) | Pendleton-WV (38.41, 79.31) |
15 | 635 | 3 | 2 | 2 | 1 | 16 | 42 | Madison-VA (38.53, 78.31) | Page-VA (38.82, 78.39) | Madison-VA (38.23, 78.22) |
16 | 610 | 2 | 3 | 2 | 1 | 13 | 49 | Virginia Beach-VA (36.82, 76.15) | Hampton-VA (37.09, 76.44) | Virginia Beach-VA (36.55, 75.87) |
17 | 561 | 7 | 1 | 2 | 1 | 14 | 44 | Cleburne-AL (33.69, 85.60) | Cleburne-AL (33.96, 85.40) | Cleburne-AL (33.47, 85.89) |
18 | 494 | 7 | 1 | 2 | 1 | 18 | 40 | New Castle-DE (39.56, 75.61) | New Castle-DE (39.83, 75.47) | New Castle-DE (39.30, 75.76) |
19 | 467 | 7 | 1 | 2 | 1 | 21 | 31 | Logan-OH (40.38, 83.77) | Logan-OH (40.23, 83.55) | Logan-OH (40.54, 83.99) |
20 | 405 | 7 | 1 | 2 | 1 | 22 | 28 | Wayne-IN (39.87, 85.01) | Wayne-IN (40.01, 84.81) | Wayne-IN (39.72, 85.19) |
21 | 383 | 7 | 1 | 2 | 1 | 20 | 32 | Lake-CO (39.22, 106.36) | Lake-CO (39.38, 106.14) | Lake-CO (39.06, 106.58) |
22 | 313 | 7 | 1 | 2 | 1 | 23 | 28 | Yancey-NC (35.89, 82.33) | Yancey-NC (36.08, 82.40) | Yancey-NC (35.70, 82.26) |
23 | 313 | 7 | 1 | 2 | 1 | 24 | 27 | Watauga-NC (36.24, 81.69) | Watauga-NC (36.29, 81.92) | Watauga-NC (36.20, 81.46) |
24 | 206 | 7 | 1 | 2 | 1 | 12 | 50 | no county here (37.74, 122.72) | San Francisco-CA (37.77, 123.17) | San Francisco-CA (37.71, 122.27) |
25 | 68 | 7 | 1 | 2 | 1 | 25 | 14 | City of Washington-DC (38.89, 77.04) | City of Washington-DC (38.79, 77.04) | City of Washington-DC (39.00, 77.04) |
floating glob radius (miles) | center county and point | county 1 and point | county 2 and point | county 3 and point |
1 | 114 | San Bernardino-CA (35.49, 117.06) | Fresno-CA (36.75, 118.37) | Orange-CA (33.95, 117.78) | Lincoln-NV (36.84, 115.89) |
2 | 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) |
3 | 24 | Duchesne-UT (40.16, 110.44) | Carbon-UT (39.81, 110.44) | Uintah-UT (40.16, 109.98) | Wasatch-UT (40.16, 110.90) |
4 | 26 | Custer-ID (44.26, 114.23) | Blaine-ID (43.89, 114.29) | Lemhi-ID (44.50, 113.83) | Lemhi-ID (44.59, 114.48) |
5 | 26 | Shasta-CA (40.80, 122.11) | Tehama-CA (40.43, 122.01) | Siskiyou-CA (41.18, 122.12) | Trinity-CA (41.00, 122.54) |
6 | 20 | Clackamas-OR (45.17, 122.25) | Marion-OR (45.02, 122.60) | Marion-OR (44.89, 122.25) | Multnomah-OR (45.46, 122.25) |
7 | 17 | Taos-NM (36.75, 105.67) | Colfax-NM (36.68, 105.37) | Costilla-CO (37.00, 105.67) | Rio Arriba-NM (36.72, 105.98) |
8 | 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) |
9 | 12 | Dare-NC (35.83, 75.79) | Hyde-NC (35.67, 75.90) | Atlantic Ocean (35.90, 75.59) | Tyrrell-NC (35.91, 75.99) |
10 | 15 | Somerset-PA (39.93, 79.03) | Garrett-MD (39.72, 79.03) | Bedford-PA (39.94, 78.76) | Westmoreland-PA (40.11, 79.18) |
11 | 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) |
12 | 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) |
13 | 12 | Bienville-LA (32.32, 93.01) | Webster-LA (32.45, 93.15) | Natchitoches-LA (32.15, 93.01) | Lincoln-LA (32.45, 92.88) |
14 | 12 | Pendleton-WV (38.65, 79.36) | Highland-VA (38.55, 79.54) | Rockingham-VA (38.60, 79.16) | Randolph-WV (38.75, 79.54) |
15 | 8 | Page-VA (38.59, 78.48) | Rappahannock-VA (38.63, 78.34) | Shenandoah-VA (38.64, 78.62) | Greene-VA (38.48, 78.45) |
16 | 8 | Virginia Beach-VA (36.94, 76.14) | Chesapeake-VA (36.84, 76.22) | Atlantic Ocean (36.92, 76.00) | Northampton-VA (37.05, 76.13) |
17 | 9 | Cleburne-AL (33.62, 85.49) | Randolph-AL (33.49, 85.49) | Carroll-GA (33.64, 85.34) | Calhoun-AL (33.65, 85.64) |
18 | 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) |
19 | 9 | Logan-OH (40.38, 83.71) | Hardin-OH (40.52, 83.70) | Champaign-OH (40.26, 83.78) | Union-OH (40.37, 83.54) |
20 | 10 | Wayne-IN (39.87, 84.99) | Union-IN (39.73, 84.99) | Preble-OH (39.87, 84.81) | Randolph-IN (40.00, 84.99) |
21 | 8 | Lake-CO (39.18, 106.34) | Pitkin-CO (39.20, 106.49) | Chaffee-CO (39.06, 106.34) | Park-CO (39.19, 106.19) |
22 | 7 | Yancey-NC (35.90, 82.30) | Buncombe-NC (35.82, 82.36) | Mitchell-NC (35.95, 82.20) | Mitchell-NC (35.99, 82.25) |
23 | 7 | Watauga-NC (36.23, 81.72) | Avery-NC (36.17, 81.83) | Caldwell-NC (36.12, 81.70) | Johnson-TN (36.34, 81.71) |
24 | 5 | San Francisco-CA (37.78, 122.42) | Marin-CA (37.83, 122.48) | San Mateo-CA (37.71, 122.42) | Alameda-CA (37.80, 122.34) |
25 | 3 | City of Washington-DC (38.89, 76.99) | Prince George's-MD (38.92, 76.95) | Arlington-VA (38.87, 77.04) | Prince George's-MD (38.86, 76.95) |