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 | 18671 | 5 | 1 | 2 | 1 | 1 | 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) |
2 | 14199 | 1 | 2 | 2 | 1 | 2 | 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) |
3 | 4938 | 5 | 1 | 2 | 1 | 4 | 111 | Custer-ID (44.20, 114.32) | Custer-ID (43.80, 113.36) | Custer-ID (44.61, 115.28) | 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) |
4 | 3814 | 5 | 1 | 2 | 1 | 5 | 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) |
5 | 3373 | 1 | 2 | 2 | 1 | 6 | 94 | Larimer-CO (40.51, 105.57) | Boulder-CO (39.96, 105.05) | Larimer-CO (41.00, 106.19) | 24 | Larimer-CO (40.65, 105.41) | Grand-CO (40.47, 105.81) | Weld-CO (40.65, 104.94) | Albany-WY (41.00, 105.41) |
6 | 3248 | 5 | 1 | 2 | 1 | 8 | 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) |
7 | 2786 | 5 | 1 | 2 | 1 | 3 | 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) |
8 | 2415 | 1 | 2 | 2 | 1 | 10 | 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) |
9 | 2204 | 5 | 1 | 2 | 1 | 11 | 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) |
10 | 2130 | 5 | 1 | 2 | 1 | 12 | 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) |
11 | 1913 | 5 | 1 | 2 | 1 | 7 | 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) |
12 | 1840 | 5 | 1 | 2 | 1 | 13 | 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) |
13 | 1806 | 5 | 1 | 2 | 1 | 9 | 77 | Pierce-WA (47.10, 122.12) | Pierce-WA (47.40, 122.80) | Pierce-WA (46.79, 121.44) | 14 | Pierce-WA (46.96, 122.07) | King-WA (47.14, 121.94) | Thurston-WA (46.83, 122.30) | Lewis-WA (46.75, 122.08) |
14 | 1278 | 5 | 1 | 2 | 1 | 17 | 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) |
15 | 1218 | 5 | 1 | 2 | 1 | 14 | 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) |
16 | 1138 | 1 | 2 | 1 | 2 | 15 | 53 | Sevier-TN (35.66, 83.59) | Sevier-TN (36.04, 83.66) | Swain-NC (35.28, 83.68) | 12 | Sevier-TN (35.62, 83.45) | Cocke-TN (35.71, 83.28) | Blount-TN (35.62, 83.66) | Jackson-NC (35.47, 83.35) |
17 | 1048 | 5 | 1 | 2 | 1 | 18 | 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) |
18 | 953 | 5 | 1 | 2 | 1 | 19 | 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) |
19 | 915 | 5 | 1 | 2 | 1 | 20 | 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) |
20 | 822 | 5 | 1 | 2 | 1 | 22 | 41 | Bienville-LA (32.34, 93.09) | Bienville-LA (32.45, 92.78) | Bienville-LA (32.24, 93.43) | 12 | Bienville-LA (32.32, 93.01) | Webster-LA (32.45, 93.15) | Natchitoches-LA (32.15, 93.01) | Lincoln-LA (32.45, 92.88) |
21 | 731 | 5 | 1 | 2 | 1 | 16 | 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) |
22 | 619 | 5 | 1 | 2 | 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) |
23 | 383 | 5 | 1 | 2 | 1 | 23 | 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) |