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 | 5314 | 4 | 1 | 1 | 1 | 2 | 117 | Okanogan-WA (48.48, 119.85) | Okanogan-WA (48.98, 120.89) | Okanogan-WA (47.96, 118.85) | 32 | Okanogan-WA (48.54, 119.56) | Ferry-WA (48.55, 118.87) | Canada (49.00, 119.56) | Douglas-WA (48.09, 119.68) |
2 | 4536 | 1 | 3 | 1 | 1 | 1 | 159 | Carroll-NH (44.16, 71.24) | Merrimack-NH (43.01, 71.39) | Coos-NH (45.31, 71.08) | 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) |
3 | 2415 | 2 | 2 | 1 | 1 | 3 | 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) |
4 | 2196 | 4 | 1 | 1 | 1 | 4 | 76 | Snohomish-WA (48.05, 121.72) | Snohomish-WA (48.17, 120.91) | Snohomish-WA (47.78, 122.44) | 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) |
5 | 1052 | 4 | 1 | 1 | 1 | 6 | 44 | Mason-WA (47.35, 123.21) | Mason-WA (47.52, 122.80) | Mason-WA (47.08, 123.49) | 15 | Mason-WA (47.33, 123.19) | Kitsap-WA (47.52, 123.04) | Grays Harbor-WA (47.33, 123.51) | Thurston-WA (47.15, 123.00) |
6 | 620 | 4 | 1 | 1 | 1 | 7 | 41 | Chittenden-VT (44.44, 73.09) | Chittenden-VT (44.16, 72.95) | Chittenden-VT (44.72, 73.23) | 11 | Chittenden-VT (44.49, 73.07) | Lamoille-VT (44.46, 72.84) | Franklin-VT (44.65, 73.02) | Essex-NY (44.47, 73.30) |
7 | 619 | 4 | 1 | 1 | 1 | 8 | 39 | San Juan-WA (48.55, 123.08) | San Juan-WA (48.83, 123.01) | San Juan-WA (48.28, 123.25) | 11 | San Juan-WA (48.60, 123.00) | Canada (48.57, 123.23) | Skagit-WA (48.60, 122.77) | Canada (48.74, 123.09) |
8 | 561 | 2 | 2 | 1 | 1 | 5 | 56 | Dukes-MA (41.35, 70.49) | Nantucket-MA (41.27, 69.96) | Dukes-MA (41.44, 71.01) | 7 | Dukes-MA (41.43, 70.76) | Barnstable-MA (41.52, 70.69) | Bristol-MA (41.52, 70.83) | Atlantic Ocean (41.34, 70.73) |