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 | 87579 | 1 | 22 | 1 | 2 | 1 | 720 | Fresno-CA (37.38, 118.80) | Trinity-CA (41.16, 123.43) | Riverside-CA (33.43, 114.63) | 82 | San Bernardino-CA (34.61, 116.22) | Kern-CA (34.82, 117.63) | San Diego-CA (33.43, 116.22) | Clark-NV (35.46, 115.21) |
2 | 32239 | 2 | 7 | 3 | 1 | 2 | 381 | Pinal-AZ (33.45, 111.14) | Yavapai-AZ (35.53, 113.33) | Cochise-AZ (31.33, 109.05) | 44 | Graham-AZ (32.84, 109.80) | Apache-AZ (33.48, 109.77) | Pima-AZ (32.51, 110.45) | Grant-NM (32.84, 109.05) |
3 | 10635 | 10 | 1 | 3 | 1 | 4 | 162 | Lincoln-NV (37.76, 114.97) | Lincoln-NV (36.84, 115.89) | Lincoln-NV (38.68, 114.05) | 42 | Lincoln-NV (37.46, 114.81) | Clark-NV (36.85, 114.82) | Washington-UT (37.46, 114.05) | Nye-NV (38.05, 115.00) |
4 | 10331 | 3 | 4 | 3 | 1 | 3 | 167 | Emery-UT (38.99, 111.07) | Sevier-UT (38.51, 112.52) | Carbon-UT (39.81, 109.88) | 36 | Emery-UT (38.68, 110.80) | Sanpete-UT (39.03, 111.30) | Garfield-UT (38.15, 110.80) | Grand-UT (38.71, 110.12) |
5 | 3632 | 4 | 3 | 3 | 1 | 5 | 100 | Schoolcraft-MI (46.39, 86.11) | Luce-MI (46.81, 85.24) | Alger-MI (46.16, 87.12) | 19 | Schoolcraft-MI (46.37, 86.23) | Delta-MI (46.16, 86.49) | Mackinac-MI (46.24, 85.86) | Great Lakes (46.62, 86.40) |
6 | 2006 | 6 | 2 | 3 | 1 | 7 | 79 | Dane-WI (43.05, 89.72) | Dane-WI (43.28, 89.01) | Iowa-WI (42.81, 90.43) | 15 | Dane-WI (43.08, 89.46) | Columbia-WI (43.29, 89.46) | Green-WI (42.86, 89.46) | Columbia-WI (43.28, 89.36) |
7 | 1913 | 10 | 1 | 3 | 1 | 6 | 85 | Cook-MN (47.79, 90.31) | Cook-MN (47.39, 91.03) | Cook-MN (47.98, 89.43) | 16 | Cook-MN (47.86, 90.67) | Great Lakes (47.66, 90.49) | Canada (48.10, 90.70) | Lake-MN (47.86, 91.02) |
8 | 1782 | 10 | 1 | 3 | 1 | 10 | 65 | Spokane-WA (47.65, 117.43) | Spokane-WA (47.26, 117.82) | Spokane-WA (48.05, 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) |
9 | 1550 | 4 | 3 | 3 | 1 | 9 | 69 | O'Brien-IA (43.03, 95.63) | Cherokee-IA (42.56, 95.86) | Osceola-IA (43.50, 95.39) | 12 | Cherokee-IA (42.74, 95.62) | Buena Vista-IA (42.74, 95.39) | Plymouth-IA (42.74, 95.86) | Ida-IA (42.56, 95.62) |
10 | 1527 | 10 | 1 | 3 | 1 | 13 | 59 | Ontonagon-MI (46.75, 89.31) | Ontonagon-MI (46.33, 89.37) | Ontonagon-MI (47.14, 88.93) | 14 | Ontonagon-MI (46.71, 89.29) | Gogebic-MI (46.51, 89.37) | Houghton-MI (46.68, 88.99) | Great Lakes (46.90, 89.41) |
11 | 1278 | 10 | 1 | 3 | 1 | 18 | 52 | Price-WI (45.68, 90.36) | Price-WI (45.38, 90.68) | Price-WI (45.98, 90.04) | 15 | Price-WI (45.60, 90.36) | Rusk-WI (45.60, 90.68) | Taylor-WI (45.38, 90.35) | Oneida-WI (45.60, 90.04) |
12 | 1188 | 6 | 2 | 1 | 2 | 15 | 56 | Walworth-WI (42.50, 88.49) | McHenry-IL (42.15, 88.20) | Walworth-WI (42.84, 88.78) | 13 | McHenry-IL (42.34, 88.45) | Boone-IL (42.34, 88.71) | Kane-IL (42.15, 88.45) | Kenosha-WI (42.49, 88.30) |
13 | 1150 | 10 | 1 | 3 | 1 | 16 | 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) |
14 | 1124 | 10 | 1 | 3 | 1 | 14 | 56 | Hinsdale-CO (37.80, 107.29) | Hinsdale-CO (38.15, 107.00) | Hinsdale-CO (37.42, 107.48) | 11 | Hinsdale-CO (37.98, 107.33) | Ouray-CO (38.06, 107.51) | San Juan-CO (37.94, 107.53) | Mineral-CO (37.94, 107.14) |
15 | 1048 | 10 | 1 | 3 | 1 | 19 | 51 | Baraga-MI (46.71, 88.36) | Baraga-MI (47.01, 88.04) | Baraga-MI (46.42, 88.68) | 13 | Baraga-MI (46.61, 88.40) | Iron-MI (46.42, 88.40) | Marquette-MI (46.61, 88.12) | Houghton-MI (46.61, 88.68) |
16 | 1047 | 10 | 1 | 3 | 1 | 17 | 54 | Forest-WI (45.73, 88.68) | Forest-WI (45.38, 88.43) | Forest-WI (46.07, 88.93) | 12 | Forest-WI (45.55, 88.71) | Langlade-WI (45.47, 88.92) | Langlade-WI (45.38, 88.71) | Florence-WI (45.72, 88.68) |
17 | 1017 | 6 | 2 | 3 | 1 | 11 | 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) |
18 | 874 | 10 | 1 | 3 | 1 | 8 | 71 | no county here (45.43, 85.32) | Charlevoix-MI (45.12, 84.73) | Charlevoix-MI (45.74, 85.90) | 7 | Charlevoix-MI (45.70, 85.57) | Great Lakes (45.79, 85.62) | Great Lakes (45.65, 85.68) | Great Lakes (45.68, 85.43) |
19 | 753 | 6 | 2 | 3 | 1 | 20 | 46 | Grundy-IL (41.42, 88.42) | Grundy-IL (41.11, 88.24) | Kendall-IL (41.72, 88.60) | 9 | Grundy-IL (41.24, 88.42) | Livingston-IL (41.11, 88.41) | Will-IL (41.24, 88.25) | La Salle-IL (41.24, 88.59) |
20 | 619 | 10 | 1 | 3 | 1 | 21 | 43 | Jo Daviess-IL (42.35, 90.29) | Jo Daviess-IL (42.49, 90.66) | Jo Daviess-IL (42.20, 89.92) | 11 | Jo Daviess-IL (42.35, 90.21) | Carroll-IL (42.20, 90.20) | Lafayette-WI (42.51, 90.21) | Jackson-IA (42.32, 90.42) |
21 | 605 | 10 | 1 | 3 | 1 | 12 | 60 | Amador-CA (38.46, 120.54) | Amador-CA (38.70, 120.07) | Amador-CA (38.23, 121.00) | 9 | Amador-CA (38.43, 120.79) | El Dorado-CA (38.54, 120.86) | Calaveras-CA (38.31, 120.74) | El Dorado-CA (38.55, 120.78) |
22 | 573 | 10 | 1 | 3 | 1 | 24 | 34 | Hancock-IA (43.08, 93.74) | Hancock-IA (42.91, 93.97) | Hancock-IA (43.26, 93.50) | 12 | Hancock-IA (43.08, 93.73) | Wright-IA (42.91, 93.73) | Cerro Gordo-IA (43.08, 93.50) | Kossuth-IA (43.08, 93.97) |
23 | 573 | 10 | 1 | 3 | 1 | 25 | 34 | Osceola-MI (43.99, 85.33) | Osceola-MI (44.16, 85.56) | Osceola-MI (43.81, 85.09) | 12 | Osceola-MI (43.99, 85.33) | Clare-MI (43.99, 85.09) | Missaukee-MI (44.16, 85.33) | Lake-MI (43.99, 85.56) |
24 | 571 | 10 | 1 | 3 | 1 | 26 | 34 | Carroll-IA (42.04, 94.86) | Carroll-IA (41.86, 95.09) | Carroll-IA (42.21, 94.63) | 12 | Carroll-IA (42.04, 94.86) | Audubon-IA (41.86, 94.86) | Greene-IA (42.04, 94.63) | Crawford-IA (42.04, 95.09) |
25 | 494 | 10 | 1 | 3 | 1 | 22 | 40 | New Castle-DE (39.56, 75.61) | New Castle-DE (39.83, 75.47) | New Castle-DE (39.30, 75.76) | 7 | New Castle-DE (39.71, 75.64) | Salem-NJ (39.65, 75.54) | Salem-NJ (39.69, 75.51) | Chester-PA (39.77, 75.74) |
26 | 400 | 10 | 1 | 3 | 1 | 23 | 37 | Wicomico-MD (38.33, 75.64) | Wicomico-MD (38.22, 75.95) | Wicomico-MD (38.45, 75.34) | 6 | Wicomico-MD (38.37, 75.73) | Dorchester-MD (38.39, 75.84) | Somerset-MD (38.29, 75.68) | Sussex-DE (38.46, 75.69) |