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 | 17557 | 2 | 3 | 1 | 2 | 2 | 231 | Jackson-OR (42.53, 122.77) | Douglas-OR (43.86, 124.16) | Siskiyou-CA (41.18, 121.45) | 30 | Klamath-OR (42.39, 121.70) | Modoc-CA (42.00, 121.45) | Lake-OR (42.75, 121.35) | Jackson-OR (42.39, 122.29) |
2 | 16051 | 1 | 7 | 2 | 1 | 1 | 258 | Pierce-WA (46.99, 122.20) | Yakima-WA (46.04, 119.87) | Jefferson-WA (47.88, 124.61) | 36 | King-WA (47.30, 121.75) | Chelan-WA (47.55, 121.08) | Kitsap-WA (47.53, 122.44) | Lewis-WA (46.78, 121.75) |
3 | 15068 | 4 | 2 | 2 | 1 | 3 | 224 | Inyo-CA (36.16, 117.60) | Tulare-CA (36.49, 119.57) | Inyo-CA (35.81, 115.65) | 45 | Inyo-CA (36.45, 117.66) | Kern-CA (35.80, 117.66) | Nye-NV (36.92, 117.10) | Fresno-CA (36.75, 118.37) |
4 | 14199 | 4 | 2 | 2 | 1 | 6 | 176 | Fremont-WY (42.94, 109.03) | Fremont-WY (44.01, 110.05) | Fremont-WY (42.26, 107.52) | 47 | Fremont-WY (42.95, 109.33) | Hot Springs-WY (43.62, 109.17) | Teton-WY (43.38, 110.06) | Sweetwater-WY (42.26, 109.33) |
5 | 12778 | 8 | 1 | 2 | 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) |
6 | 8431 | 2 | 3 | 2 | 1 | 4 | 218 | Skagit-WA (48.50, 121.06) | Okanogan-WA (47.96, 118.85) | Whatcom-WA (49.00, 123.32) | 32 | Okanogan-WA (48.54, 119.56) | Ferry-WA (48.55, 118.87) | Canada (49.00, 119.56) | Douglas-WA (48.09, 119.68) |
7 | 2415 | 4 | 2 | 2 | 1 | 7 | 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) |
8 | 1017 | 4 | 2 | 2 | 1 | 8 | 61 | Grand-CO (39.74, 105.92) | Summit-CO (39.92, 106.44) | Clear Creek-CO (39.57, 105.40) | 9 | Clear Creek-CO (39.69, 105.67) | Gilpin-CO (39.77, 105.54) | Grand-CO (39.80, 105.74) | Park-CO (39.57, 105.66) |