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 | 45169 | 1 | 23 | 1 | 3 | 1 | 447 | Kittitas-WA (46.85, 120.16) | Bonner-ID (48.50, 116.05) | Tillamook-OR (45.05, 124.02) | 55 | Snohomish-WA (48.21, 121.18) | Douglas-WA (47.75, 120.21) | Canada (49.00, 121.17) | Island-WA (48.07, 122.34) |
2 | 36664 | 2 | 10 | 3 | 2 | 2 | 342 | Klamath-OR (42.59, 121.86) | Shasta-CA (40.29, 123.07) | Jefferson-OR (44.82, 120.37) | 64 | Lane-OR (43.80, 122.59) | Lake-OR (43.62, 121.33) | Marion-OR (44.69, 122.98) | Coos-OR (43.43, 123.76) |
3 | 18671 | 10 | 1 | 7 | 1 | 4 | 214 | Coconino-AZ (35.63, 111.64) | Coconino-AZ (34.26, 110.76) | Coconino-AZ (37.00, 112.54) | 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) |
4 | 15975 | 3 | 6 | 3 | 2 | 3 | 267 | Franklin-ME (45.10, 70.62) | Piscataquis-ME (46.57, 68.82) | Grafton-NH (43.60, 72.33) | 36 | Piscataquis-ME (45.53, 69.70) | Penobscot-ME (45.51, 68.96) | Canada (45.73, 70.38) | Penobscot-ME (45.07, 69.36) |
5 | 13682 | 5 | 5 | 3 | 2 | 5 | 204 | Union-OR (45.20, 118.50) | Columbia-WA (46.62, 117.85) | Grant-OR (43.96, 119.66) | 38 | Baker-OR (44.99, 117.73) | Washington-ID (44.73, 117.06) | Umatilla-OR (45.43, 118.20) | Malheur-OR (44.44, 117.73) |
6 | 12604 | 6 | 4 | 7 | 1 | 6 | 186 | Camas-ID (43.55, 114.59) | Blaine-ID (42.68, 113.18) | Boise-ID (44.15, 116.27) | 34 | Custer-ID (44.06, 114.13) | Butte-ID (44.06, 113.46) | Lemhi-ID (44.49, 113.82) | Camas-ID (43.81, 114.70) |
7 | 5447 | 3 | 6 | 3 | 2 | 10 | 111 | Addison-VT (44.10, 73.20) | Washington-VT (44.42, 72.22) | Essex-NY (43.92, 74.34) | 25 | Addison-VT (44.16, 73.29) | Clinton-NY (44.49, 73.50) | Washington-NY (43.81, 73.38) | Windsor-VT (43.88, 72.98) |
8 | 4741 | 10 | 1 | 7 | 1 | 7 | 149 | Los Angeles-CA (33.84, 118.27) | Los Angeles-CA (32.76, 118.45) | Los Angeles-CA (34.82, 117.67) | 29 | Los Angeles-CA (34.41, 118.16) | Ventura-CA (34.29, 118.64) | San Bernardino-CA (34.44, 117.66) | Kern-CA (34.82, 118.16) |
9 | 3814 | 10 | 1 | 7 | 1 | 11 | 106 | Culberson-TX (31.33, 104.47) | Culberson-TX (30.66, 104.92) | Culberson-TX (32.00, 104.02) | 25 | Culberson-TX (31.63, 104.49) | Eddy-NM (32.00, 104.48) | Hudspeth-TX (31.63, 104.91) | Reeves-TX (31.61, 104.06) |
10 | 3315 | 8 | 2 | 7 | 1 | 8 | 117 | Hancock-ME (44.54, 68.70) | Hancock-ME (45.26, 68.06) | Knox-ME (43.82, 69.33) | 19 | Hancock-ME (44.49, 68.40) | Atlantic Ocean (44.39, 68.04) | Penobscot-ME (44.76, 68.48) | Waldo-ME (44.49, 68.79) |
11 | 3248 | 10 | 1 | 7 | 1 | 15 | 83 | Duchesne-UT (40.31, 110.41) | Duchesne-UT (40.81, 109.98) | Duchesne-UT (39.81, 110.86) | 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) |
12 | 2812 | 10 | 1 | 7 | 1 | 13 | 95 | Park-MT (45.54, 110.42) | Park-MT (46.19, 110.78) | Park-MT (45.00, 109.80) | 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 | 2786 | 10 | 1 | 7 | 1 | 9 | 112 | Pennington-SD (44.12, 102.99) | Pennington-SD (44.51, 102.00) | Pennington-SD (43.85, 104.06) | 16 | Pennington-SD (43.92, 102.33) | Meade-SD (44.14, 102.39) | Shannon-SD (43.69, 102.34) | Jackson-SD (43.92, 102.02) |
14 | 2716 | 7 | 3 | 1 | 3 | 12 | 102 | Columbia-NY (42.09, 73.51) | Berkshire-MA (42.74, 73.02) | Dutchess-NY (41.44, 73.98) | 15 | Litchfield-CT (41.83, 73.31) | Fairfield-CT (41.66, 73.49) | Hartford-CT (41.80, 73.02) | Columbia-NY (41.98, 73.53) |
15 | 2594 | 8 | 2 | 7 | 1 | 16 | 76 | Park-CO (39.11, 105.85) | Lake-CO (39.30, 106.50) | Park-CO (38.70, 105.33) | 20 | Park-CO (39.15, 105.77) | Summit-CO (39.36, 106.02) | Chaffee-CO (38.91, 105.98) | Jefferson-CO (39.15, 105.40) |
16 | 2400 | 10 | 1 | 7 | 1 | 14 | 87 | Ravalli-MT (46.06, 114.09) | Ravalli-MT (45.46, 114.34) | Ravalli-MT (46.66, 113.83) | 16 | Ravalli-MT (46.10, 114.13) | Idaho-ID (46.17, 114.44) | Idaho-ID (46.09, 114.46) | Granite-MT (46.05, 113.80) |
17 | 2204 | 10 | 1 | 7 | 1 | 17 | 73 | Taos-NM (36.55, 105.61) | Taos-NM (36.02, 105.51) | Taos-NM (37.00, 106.01) | 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) |
18 | 1840 | 10 | 1 | 7 | 1 | 18 | 64 | Cimarron-OK (36.75, 102.52) | Cimarron-OK (37.00, 103.00) | Cimarron-OK (36.50, 102.03) | 17 | Cimarron-OK (36.75, 102.70) | Union-NM (36.75, 103.00) | Dallam-TX (36.50, 102.69) | Baca-CO (37.00, 102.69) |
19 | 1218 | 10 | 1 | 7 | 1 | 19 | 59 | Slope-ND (46.45, 103.49) | Slope-ND (46.63, 102.93) | Slope-ND (46.28, 104.05) | 12 | Slope-ND (46.45, 103.52) | Billings-ND (46.63, 103.52) | Bowman-ND (46.28, 103.52) | Bowman-ND (46.28, 103.52) |
20 | 1104 | 10 | 1 | 7 | 1 | 20 | 52 | Honolulu-HI (21.44, 157.97) | Honolulu-HI (21.60, 158.33) | Honolulu-HI (21.27, 157.60) | 14 | Honolulu-HI (21.47, 158.01) | Pacific Ocean (21.26, 157.98) | Pacific Ocean (21.61, 157.84) | Pacific Ocean (21.63, 158.15) |
21 | 953 | 10 | 1 | 7 | 1 | 21 | 44 | Kimball-NE (41.20, 103.72) | Kimball-NE (41.00, 104.05) | Kimball-NE (41.39, 103.38) | 14 | Kimball-NE (41.20, 103.63) | Banner-NE (41.39, 103.64) | Weld-CO (41.00, 103.64) | Cheyenne-NE (41.20, 103.38) |
22 | 915 | 10 | 1 | 7 | 1 | 23 | 43 | Wallace-KS (38.92, 101.76) | Wallace-KS (39.14, 101.48) | Wallace-KS (38.70, 102.05) | 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) |
23 | 729 | 10 | 1 | 7 | 1 | 25 | 41 | Cheshire-NH (42.94, 72.19) | Cheshire-NH (42.71, 71.93) | Cheshire-NH (43.16, 72.45) | 11 | Cheshire-NH (42.89, 72.28) | Windham-VT (42.98, 72.46) | Franklin-MA (42.72, 72.28) | Hillsborough-NH (42.94, 72.06) |
24 | 609 | 10 | 1 | 7 | 1 | 22 | 44 | Marin-CA (38.08, 122.71) | Marin-CA (38.31, 122.99) | Marin-CA (37.85, 122.42) | 9 | Marin-CA (38.04, 122.65) | Sonoma-CA (38.12, 122.51) | Pacific Ocean (37.97, 122.79) | Pacific Ocean (37.93, 122.74) |
25 | 432 | 10 | 1 | 7 | 1 | 24 | 43 | Norfolk-MA (42.16, 71.12) | Norfolk-MA (42.29, 70.75) | Norfolk-MA (42.02, 71.50) | 7 | Norfolk-MA (42.15, 71.22) | Middlesex-MA (42.20, 71.34) | Bristol-MA (42.06, 71.16) | Suffolk-MA (42.23, 71.13) |