area (sq. miles) | county count | state count | span (miles) | span center | span end 1 | span end 2 |
1 | 101580 | 2 | 13 | 1 | 3 | 1 | 727 | Lincoln-NV (36.86, 114.44) | Los Angeles-CA (32.76, 118.46) | Duchesne-UT (40.81, 109.98) |
2 | 73325 | 1 | 25 | 2 | 2 | 2 | 502 | Lake-OR (43.50, 120.64) | Wallowa-OR (46.00, 116.92) | Shasta-CA (40.29, 123.07) |
3 | 20063 | 3 | 3 | 3 | 1 | 3 | 264 | Pima-AZ (32.23, 111.07) | Cochise-AZ (31.33, 109.05) | Pima-AZ (32.51, 113.33) |
4 | 18426 | 3 | 3 | 3 | 1 | 4 | 243 | Fremont-WY (43.48, 109.25) | Fremont-WY (42.26, 107.52) | Teton-WY (44.67, 111.06) |
5 | 13144 | 5 | 2 | 3 | 1 | 5 | 208 | Garfield-UT (37.73, 110.75) | San Juan-UT (38.50, 109.06) | Garfield-UT (37.54, 112.68) |
6 | 7333 | 5 | 2 | 3 | 1 | 7 | 166 | Big Horn-WY (44.26, 107.30) | Big Horn-WY (45.00, 108.62) | Johnson-WY (43.50, 106.02) |
7 | 7177 | 5 | 2 | 3 | 1 | 9 | 148 | Custer-ID (44.02, 114.03) | Custer-ID (44.74, 115.14) | Butte-ID (43.28, 112.95) |
8 | 6466 | 5 | 2 | 3 | 1 | 8 | 155 | Lincoln-MT (48.07, 115.10) | Sanders-MT (47.14, 114.19) | Lincoln-MT (49.00, 116.05) |
9 | 6118 | 5 | 2 | 3 | 1 | 6 | 168 | Yakima-WA (46.73, 121.32) | Pierce-WA (47.40, 122.80) | Yakima-WA (46.04, 119.87) |
10 | 6067 | 10 | 1 | 3 | 1 | 11 | 117 | Pershing-NV (40.46, 118.39) | Pershing-NV (40.68, 117.30) | Pershing-NV (40.00, 119.34) |
11 | 3037 | 10 | 1 | 3 | 1 | 15 | 93 | Glacier-MT (48.74, 113.12) | Glacier-MT (48.48, 112.18) | Glacier-MT (49.00, 114.07) |
12 | 2812 | 10 | 1 | 3 | 1 | 13 | 95 | Park-MT (45.54, 110.42) | Park-MT (46.19, 110.78) | Park-MT (45.00, 109.80) |
13 | 2497 | 10 | 1 | 3 | 1 | 10 | 123 | Whatcom-WA (48.87, 121.99) | Whatcom-WA (49.00, 123.32) | Whatcom-WA (48.72, 120.65) |
14 | 2346 | 10 | 1 | 3 | 1 | 12 | 97 | Maui-HI (20.92, 156.64) | Maui-HI (21.11, 157.36) | Maui-HI (20.71, 155.93) |
15 | 2196 | 10 | 1 | 3 | 1 | 16 | 76 | Snohomish-WA (48.05, 121.72) | Snohomish-WA (48.17, 120.91) | Snohomish-WA (47.78, 122.44) |
16 | 2130 | 10 | 1 | 3 | 1 | 17 | 67 | El Paso-CO (38.83, 104.54) | El Paso-CO (38.52, 104.05) | El Paso-CO (39.13, 105.03) |
17 | 2045 | 10 | 1 | 3 | 1 | 14 | 94 | Clallam-WA (47.91, 123.60) | Jefferson-WA (47.88, 122.60) | Jefferson-WA (47.87, 124.61) |
18 | 1782 | 10 | 1 | 3 | 1 | 18 | 65 | Spokane-WA (47.65, 117.43) | Spokane-WA (47.26, 117.82) | Spokane-WA (48.05, 117.04) |
19 | 740 | 10 | 1 | 3 | 1 | 19 | 40 | Boulder-CO (40.10, 105.38) | Boulder-CO (39.94, 105.69) | Boulder-CO (40.26, 105.06) |
20 | 542 | 10 | 1 | 3 | 1 | 20 | 40 | Ouray-CO (38.15, 107.85) | Ouray-CO (38.33, 108.13) | Ouray-CO (37.96, 107.57) |
21 | 383 | 10 | 1 | 3 | 1 | 21 | 32 | Lake-CO (39.22, 106.36) | Lake-CO (39.38, 106.14) | Lake-CO (39.06, 106.58) |
floating glob radius (miles) | center county and point | county 1 and point | county 2 and point | county 3 and point |
1 | 86 | San Bernardino-CA (34.68, 116.13) | Kern-CA (34.82, 117.63) | San Diego-CA (33.43, 116.14) | Mohave-AZ (34.88, 114.64) |
2 | 77 | Douglas-OR (43.01, 122.87) | Pacific Ocean (43.41, 124.30) | Del Norte-CA (42.00, 123.52) | Lake-OR (43.02, 121.35) |
3 | 45 | Cochise-AZ (32.12, 109.83) | Pinal-AZ (32.51, 110.45) | Santa Cruz-AZ (31.73, 110.45) | Greenlee-AZ (32.47, 109.17) |
4 | 49 | Sublette-WY (42.98, 109.61) | Lincoln-WY (42.98, 110.59) | Sweetwater-WY (42.26, 109.62) | Hot Springs-WY (43.62, 109.17) |
5 | 40 | San Juan-UT (37.58, 109.77) | Wayne-UT (38.15, 109.93) | Apache-AZ (37.00, 109.78) | Dolores-CO (37.58, 109.04) |
6 | 28 | Johnson-WY (43.90, 106.57) | Washakie-WY (43.82, 107.11) | Campbell-WY (43.91, 106.01) | Washakie-WY (43.91, 107.13) |
7 | 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) |
8 | 27 | Lincoln-MT (48.48, 115.46) | Flathead-MT (48.23, 115.02) | Flathead-MT (48.57, 114.89) | Bonner-ID (48.48, 116.05) |
9 | 26 | Yakima-WA (46.43, 120.83) | Lewis-WA (46.41, 121.39) | Klickitat-WA (46.04, 120.83) | Kittitas-WA (46.74, 120.51) |
10 | 30 | Pershing-NV (40.43, 118.71) | Churchill-NV (40.00, 118.70) | Humboldt-NV (40.86, 118.71) | Churchill-NV (40.00, 118.71) |
11 | 23 | Glacier-MT (48.67, 113.00) | Flathead-MT (48.55, 113.47) | Pondera-MT (48.48, 112.58) | Canada (49.00, 113.00) |
12 | 18 | Park-MT (45.25, 110.59) | Gallatin-MT (45.35, 110.92) | Park-WY (44.99, 110.59) | Sweet Grass-MT (45.25, 110.23) |
13 | 12 | Whatcom-WA (48.82, 121.25) | Skagit-WA (48.64, 121.25) | Canada (49.00, 121.25) | Skagit-WA (48.64, 121.25) |
14 | 14 | Maui-HI (20.76, 156.29) | Pacific Ocean (20.58, 156.19) | Pacific Ocean (20.92, 156.15) | Pacific Ocean (20.71, 156.50) |
15 | 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) |
16 | 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) |
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 | 18 | Spokane-WA (47.52, 117.43) | Kootenai-ID (47.52, 117.04) | Lincoln-WA (47.53, 117.82) | Whitman-WA (47.26, 117.43) |
19 | 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) |
20 | 9 | Ouray-CO (38.20, 107.76) | Gunnison-CO (38.26, 107.61) | Montrose-CO (38.33, 107.76) | San Miguel-CO (38.12, 107.89) |
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) |