area (sq. miles) | county count | state count | span (miles) | span center | span end 1 | span end 2 | FGR (miles) | center county and point | county 1 and point | county 2 and point | county 3 and point |
1 | 101580 | 1 | 13 | 1 | 3 | 1 | 727 | Lincoln-NV (36.86, 114.44) | Los Angeles-CA (32.76, 118.46) | Duchesne-UT (40.81, 109.98) | 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 | 31816 | 4 | 3 | 2 | 2 | 2 | 314 | Coconino-AZ (36.60, 110.77) | Coconino-AZ (34.42, 111.55) | San Juan-UT (38.50, 109.06) | 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 | 20063 | 4 | 3 | 3 | 1 | 3 | 264 | Pima-AZ (32.23, 111.07) | Cochise-AZ (31.33, 109.05) | Pima-AZ (32.51, 113.33) | 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 | 15948 | 2 | 6 | 3 | 1 | 6 | 198 | Kittitas-WA (47.18, 121.13) | Snohomish-WA (48.30, 122.46) | Yakima-WA (46.04, 119.87) | 50 | King-WA (47.57, 121.37) | Douglas-WA (47.48, 120.31) | Skagit-WA (48.30, 121.37) | Kitsap-WA (47.54, 122.44) |
5 | 13406 | 4 | 3 | 3 | 1 | 8 | 177 | Shasta-CA (40.99, 122.51) | Trinity-CA (39.98, 123.54) | Siskiyou-CA (42.00, 121.45) | 51 | Shasta-CA (41.13, 122.43) | Humboldt-CA (41.18, 123.41) | Tehama-CA (40.39, 122.52) | Modoc-CA (41.18, 121.45) |
6 | 12778 | 16 | 1 | 3 | 1 | 5 | 214 | Denali-AK (63.52, 150.08) | Denali-AK (64.26, 147.00) | Denali-AK (62.73, 153.00) | 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) |
7 | 11777 | 3 | 4 | 3 | 1 | 4 | 215 | Lane-OR (43.93, 122.00) | Lane-OR (44.28, 124.12) | Deschutes-OR (43.61, 119.90) | 41 | Lane-OR (44.12, 122.41) | Benton-OR (44.30, 123.19) | Klamath-OR (43.60, 122.04) | Marion-OR (44.69, 122.22) |
8 | 11458 | 8 | 2 | 3 | 1 | 7 | 183 | Otero-NM (33.16, 105.61) | Lincoln-NM (34.35, 104.89) | Otero-NM (32.00, 106.38) | 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) |
9 | 8120 | 4 | 3 | 3 | 1 | 10 | 163 | Flathead-MT (48.10, 114.92) | Lake-MT (47.18, 113.82) | Lincoln-MT (49.00, 116.05) | 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) |
10 | 7333 | 8 | 2 | 3 | 1 | 9 | 166 | Big Horn-WY (44.26, 107.30) | Big Horn-WY (45.00, 108.62) | Johnson-WY (43.50, 106.02) | 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) |
11 | 7177 | 8 | 2 | 3 | 1 | 11 | 148 | Custer-ID (44.02, 114.03) | Custer-ID (44.74, 115.14) | Butte-ID (43.28, 112.95) | 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) |
12 | 6067 | 16 | 1 | 3 | 1 | 15 | 117 | Pershing-NV (40.46, 118.39) | Pershing-NV (40.68, 117.30) | Pershing-NV (40.00, 119.34) | 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) |
13 | 4323 | 8 | 2 | 3 | 1 | 13 | 132 | Stevens-WA (48.13, 117.62) | Stevens-WA (49.00, 118.22) | Spokane-WA (47.26, 117.04) | 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) |
14 | 4227 | 16 | 1 | 3 | 1 | 16 | 102 | Teton-WY (43.97, 110.67) | Teton-WY (43.38, 110.06) | Teton-WY (44.67, 111.06) | 25 | Teton-WY (43.71, 110.55) | Sublette-WY (43.38, 110.34) | Fremont-WY (43.71, 110.05) | Teton-ID (43.71, 111.05) |
15 | 3580 | 8 | 2 | 3 | 1 | 12 | 133 | Essex-VT (44.45, 71.70) | Coos-NH (45.31, 71.08) | Grafton-NH (43.60, 72.33) | 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) |
16 | 3151 | 16 | 1 | 3 | 1 | 20 | 86 | Wallowa-OR (45.56, 117.35) | Wallowa-OR (46.00, 117.98) | Wallowa-OR (45.08, 116.78) | 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) |
17 | 3116 | 8 | 2 | 3 | 1 | 14 | 123 | Whatcom-WA (48.69, 122.03) | Whatcom-WA (49.00, 123.32) | Whatcom-WA (48.72, 120.65) | 12 | Whatcom-WA (48.82, 121.25) | Skagit-WA (48.64, 121.25) | Canada (49.00, 121.25) | Skagit-WA (48.64, 121.25) |
18 | 3037 | 16 | 1 | 3 | 1 | 19 | 93 | Glacier-MT (48.74, 113.12) | Glacier-MT (48.48, 112.18) | Glacier-MT (49.00, 114.07) | 23 | Glacier-MT (48.67, 113.00) | Flathead-MT (48.55, 113.47) | Pondera-MT (48.48, 112.58) | Canada (49.00, 113.00) |
19 | 2415 | 8 | 2 | 3 | 1 | 21 | 76 | Clackamas-OR (45.38, 122.10) | Clackamas-OR (45.13, 122.79) | Hood River-OR (45.70, 121.44) | 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) |
20 | 2346 | 16 | 1 | 3 | 1 | 17 | 97 | Maui-HI (20.92, 156.64) | Maui-HI (21.11, 157.36) | Maui-HI (20.71, 155.93) | 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) |
21 | 2130 | 16 | 1 | 3 | 1 | 23 | 67 | El Paso-CO (38.83, 104.54) | El Paso-CO (38.52, 104.05) | El Paso-CO (39.13, 105.03) | 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) |
22 | 2045 | 16 | 1 | 3 | 1 | 18 | 94 | Clallam-WA (47.91, 123.60) | Jefferson-WA (47.88, 122.60) | Jefferson-WA (47.87, 124.61) | 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) |
23 | 1953 | 8 | 2 | 3 | 1 | 22 | 71 | Costilla-CO (37.37, 105.59) | Costilla-CO (37.00, 105.15) | Alamosa-CO (37.75, 106.04) | 16 | Costilla-CO (37.23, 105.44) | Las Animas-CO (37.22, 105.15) | Conejos-CO (37.28, 105.72) | Taos-NM (37.00, 105.44) |
24 | 1150 | 16 | 1 | 3 | 1 | 24 | 55 | Walton-FL (30.63, 86.19) | Walton-FL (30.27, 86.00) | Walton-FL (30.99, 86.39) | 13 | Walton-FL (30.54, 86.17) | Holmes-FL (30.70, 86.04) | Okaloosa-FL (30.55, 86.39) | Washington-FL (30.43, 85.98) |
25 | 731 | 16 | 1 | 3 | 1 | 25 | 52 | Logan-AR (35.19, 93.71) | Logan-AR (35.06, 94.14) | Logan-AR (35.32, 93.28) | 8 | Logan-AR (35.27, 93.64) | Johnson-AR (35.38, 93.62) | Johnson-AR (35.38, 93.70) | Yell-AR (35.15, 93.65) |
26 | 383 | 16 | 1 | 3 | 1 | 26 | 32 | Lake-CO (39.22, 106.36) | Lake-CO (39.38, 106.14) | Lake-CO (39.06, 106.58) | 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) |
27 | 313 | 16 | 1 | 3 | 1 | 27 | 28 | Yancey-NC (35.89, 82.33) | Yancey-NC (36.08, 82.40) | Yancey-NC (35.70, 82.26) | 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) |