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 | 40108 | 5 | 4 | 2 | 2 | 5 | 288 | Elko-NV (40.82, 114.59) | Tooele-UT (40.01, 112.18) | Elko-NV (42.00, 117.02) | 76 | Elko-NV (40.89, 114.70) | Juab-UT (39.91, 114.05) | Twin Falls-ID (42.00, 114.63) | Eureka-NV (40.90, 116.16) |
2 | 29540 | 2 | 7 | 2 | 2 | 1 | 391 | Sierra-NM (33.21, 106.35) | Cibola-NM (34.96, 109.05) | Culberson-TX (31.11, 104.10) | 42 | Lincoln-NM (33.66, 105.68) | Chaves-NM (33.13, 105.32) | Torrance-NM (34.26, 105.68) | Sierra-NM (33.48, 106.37) |
3 | 21786 | 5 | 4 | 2 | 2 | 3 | 295 | Inyo-CA (37.26, 117.60) | Inyo-CA (35.81, 115.65) | Mono-CA (38.71, 119.59) | 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 | 18671 | 22 | 1 | 10 | 1 | 8 | 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) |
5 | 17902 | 9 | 3 | 10 | 1 | 2 | 338 | Lake-OR (43.17, 121.10) | Lane-OR (44.28, 124.12) | Harney-OR (42.00, 118.20) | 42 | Harney-OR (43.32, 119.06) | Malheur-OR (43.35, 118.23) | Lake-OR (43.32, 119.90) | Lake-OR (42.75, 119.37) |
6 | 14600 | 1 | 16 | 1 | 5 | 4 | 289 | Sullivan-NH (43.40, 72.30) | Coos-NH (45.31, 71.08) | Litchfield-CT (41.49, 73.44) | 26 | Worcester-MA (42.53, 71.74) | Franklin-MA (42.62, 72.23) | Norfolk-MA (42.31, 71.33) | Rockingham-NH (42.82, 71.43) |
7 | 13846 | 13 | 2 | 10 | 1 | 6 | 249 | Pinal-AZ (32.59, 111.27) | Graham-AZ (33.65, 109.50) | Pima-AZ (32.04, 113.33) | 33 | Pima-AZ (32.02, 111.61) | Santa Cruz-AZ (31.73, 111.16) | Pinal-AZ (32.50, 111.57) | Mexico (31.57, 111.81) |
8 | 9340 | 3 | 5 | 10 | 1 | 7 | 228 | Piute-UT (38.34, 111.97) | Wayne-UT (38.19, 109.89) | Beaver-UT (38.57, 114.05) | 26 | Sevier-UT (38.54, 111.79) | Emery-UT (38.53, 111.31) | Millard-UT (38.73, 112.22) | Garfield-UT (38.15, 111.80) |
9 | 8257 | 9 | 3 | 10 | 1 | 9 | 207 | Lea-NM (33.48, 103.39) | Lea-NM (32.00, 103.72) | Curry-NM (34.95, 103.04) | 25 | Roosevelt-NM (34.29, 103.48) | Chaves-NM (34.08, 103.84) | Bailey-TX (34.29, 103.04) | Quay-NM (34.60, 103.71) |
10 | 4938 | 22 | 1 | 10 | 1 | 13 | 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) |
11 | 4380 | 22 | 1 | 10 | 1 | 11 | 115 | Piscataquis-ME (45.80, 69.27) | Piscataquis-ME (45.01, 69.62) | Piscataquis-ME (46.57, 68.82) | 22 | Piscataquis-ME (46.12, 69.28) | Somerset-ME (45.98, 69.68) | Penobscot-ME (46.12, 68.82) | Somerset-ME (46.12, 69.73) |
12 | 3315 | 13 | 2 | 10 | 1 | 10 | 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) |
13 | 2786 | 22 | 1 | 10 | 1 | 12 | 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 | 2535 | 13 | 2 | 2 | 2 | 14 | 87 | Essex-NY (44.24, 73.58) | Essex-NY (43.92, 74.34) | Chittenden-VT (44.55, 72.81) | 17 | Essex-NY (44.02, 73.78) | Addison-VT (44.04, 73.44) | Franklin-NY (44.14, 74.09) | Warren-NY (43.78, 73.74) |
15 | 2393 | 5 | 4 | 10 | 1 | 20 | 74 | Rockbridge-VA (37.55, 79.48) | Bedford-VA (37.01, 79.48) | Rockbridge-VA (38.09, 79.48) | 15 | Botetourt-VA (37.54, 79.69) | Alleghany-VA (37.76, 79.67) | Craig-VA (37.54, 79.97) | Bedford city-VA (37.36, 79.54) |
16 | 2360 | 3 | 5 | 10 | 1 | 19 | 77 | Hennepin-MN (44.92, 93.33) | Scott-MN (44.54, 93.91) | Washington-MN (45.30, 92.75) | 16 | Hennepin-MN (44.82, 93.51) | Wright-MN (44.98, 93.77) | Sibley-MN (44.67, 93.77) | Ramsey-MN (44.91, 93.20) |
17 | 2204 | 22 | 1 | 10 | 1 | 21 | 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 | 2006 | 13 | 2 | 10 | 1 | 18 | 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) |
19 | 1934 | 5 | 4 | 2 | 2 | 17 | 79 | Swain-NC (35.51, 83.39) | Jackson-NC (35.03, 83.01) | Sevier-TN (36.04, 83.67) | 14 | Swain-NC (35.52, 83.43) | Haywood-NC (35.51, 83.19) | Blount-TN (35.57, 83.66) | Macon-NC (35.33, 83.40) |
20 | 1913 | 22 | 1 | 10 | 1 | 15 | 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) |
21 | 1840 | 22 | 1 | 10 | 1 | 24 | 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) |
22 | 1818 | 13 | 2 | 10 | 1 | 22 | 67 | Ulster-NY (42.05, 74.12) | Greene-NY (42.46, 73.78) | Ulster-NY (41.59, 74.37) | 15 | Ulster-NY (42.02, 74.23) | Delaware-NY (42.17, 74.45) | Sullivan-NY (41.88, 74.45) | Dutchess-NY (41.97, 73.95) |
23 | 1744 | 13 | 2 | 2 | 2 | 16 | 84 | Somerset-PA (39.73, 79.08) | Somerset-PA (40.24, 78.66) | Garrett-MD (39.21, 79.49) | 15 | Somerset-PA (39.91, 79.05) | Allegany-MD (39.72, 78.91) | Westmoreland-PA (40.11, 79.18) | Westmoreland-PA (40.05, 79.28) |
24 | 1278 | 22 | 1 | 10 | 1 | 31 | 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) |
25 | 1256 | 9 | 3 | 10 | 1 | 26 | 63 | Wythe-VA (36.89, 81.25) | Grayson-VA (36.59, 81.68) | Bland-VA (37.30, 80.98) | 11 | Smyth-VA (36.75, 81.47) | Washington-VA (36.64, 81.61) | Wythe-VA (36.81, 81.28) | Washington-VA (36.69, 81.65) |
26 | 1218 | 22 | 1 | 10 | 1 | 29 | 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) |
27 | 1209 | 22 | 1 | 10 | 1 | 27 | 61 | Wasatch-UT (40.29, 111.16) | Wasatch-UT (40.69, 111.44) | Wasatch-UT (39.90, 110.89) | 12 | Wasatch-UT (40.38, 111.12) | Utah-UT (40.26, 111.28) | Duchesne-UT (40.38, 110.90) | Summit-UT (40.55, 111.15) |
28 | 1156 | 22 | 1 | 10 | 1 | 23 | 67 | Lake-FL (28.81, 81.80) | Lake-FL (29.28, 81.64) | Lake-FL (28.35, 81.96) | 9 | Lake-FL (28.83, 81.80) | Orange-FL (28.79, 81.66) | Marion-FL (28.96, 81.80) | Sumter-FL (28.83, 81.95) |
29 | 1148 | 13 | 2 | 10 | 1 | 28 | 60 | Osceola-MI (44.16, 85.45) | Wexford-MI (44.51, 85.82) | Osceola-MI (43.81, 85.09) | 12 | Wexford-MI (44.34, 85.58) | Lake-MI (44.16, 85.58) | Missaukee-MI (44.34, 85.34) | Manistee-MI (44.34, 85.82) |
30 | 1048 | 22 | 1 | 10 | 1 | 32 | 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) |
31 | 1031 | 22 | 1 | 10 | 1 | 25 | 63 | Clearwater-MN (47.59, 95.37) | Clearwater-MN (47.15, 95.17) | Clearwater-MN (48.02, 95.58) | 9 | Clearwater-MN (47.79, 95.39) | Beltrami-MN (47.89, 95.26) | Polk-MN (47.79, 95.58) | Beltrami-MN (47.79, 95.19) |
32 | 953 | 22 | 1 | 10 | 1 | 33 | 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) |
33 | 915 | 22 | 1 | 10 | 1 | 34 | 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) |
34 | 886 | 9 | 3 | 2 | 2 | 30 | 58 | Carter-TN (36.11, 82.13) | Carter-TN (36.51, 81.99) | Yancey-NC (35.70, 82.27) | 11 | Yancey-NC (35.96, 82.26) | Unicoi-TN (36.11, 82.34) | Madison-NC (35.87, 82.42) | Avery-NC (35.99, 82.06) |
35 | 698 | 22 | 1 | 10 | 1 | 39 | 38 | Pendleton-WV (38.68, 79.33) | Pendleton-WV (38.96, 79.35) | Pendleton-WV (38.41, 79.31) | 12 | Pendleton-WV (38.65, 79.36) | Highland-VA (38.55, 79.54) | Rockingham-VA (38.60, 79.16) | Randolph-WV (38.75, 79.54) |
36 | 619 | 22 | 1 | 10 | 1 | 35 | 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) |
37 | 608 | 22 | 1 | 10 | 1 | 41 | 35 | Hillsdale-MI (41.89, 84.59) | Hillsdale-MI (42.07, 84.83) | Hillsdale-MI (41.71, 84.36) | 12 | Hillsdale-MI (41.87, 84.59) | Williams-OH (41.70, 84.59) | Lenawee-MI (41.88, 84.36) | Branch-MI (41.87, 84.83) |
38 | 537 | 22 | 1 | 10 | 1 | 42 | 34 | Sussex-NJ (41.14, 74.68) | Sussex-NJ (41.09, 74.99) | Sussex-NJ (41.20, 74.37) | 10 | Sussex-NJ (41.17, 74.67) | Pike-PA (41.22, 74.86) | Morris-NJ (41.07, 74.52) | Orange-NY (41.30, 74.57) |
39 | 512 | 22 | 1 | 10 | 1 | 40 | 35 | Pickens-SC (34.85, 82.72) | Pickens-SC (34.62, 82.85) | Pickens-SC (35.07, 82.57) | 11 | Pickens-SC (34.89, 82.71) | Greenville-SC (35.01, 82.59) | Oconee-SC (34.90, 82.90) | Anderson-SC (34.76, 82.62) |
40 | 501 | 13 | 2 | 10 | 1 | 36 | 42 | Union-GA (34.82, 83.85) | Union-GA (34.65, 84.16) | Towns-GA (34.99, 83.55) | 9 | Union-GA (34.86, 83.96) | Fannin-GA (34.89, 84.11) | Lumpkin-GA (34.74, 83.94) | Clay-NC (34.99, 83.96) |
41 | 494 | 22 | 1 | 10 | 1 | 37 | 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) |
42 | 468 | 22 | 1 | 10 | 1 | 38 | 39 | Harlan-KY (36.82, 83.17) | Harlan-KY (36.98, 82.87) | Harlan-KY (36.66, 83.46) | 8 | Harlan-KY (36.84, 83.25) | Leslie-KY (36.95, 83.31) | Lee-VA (36.74, 83.21) | Lee-VA (36.78, 83.13) |
43 | 467 | 22 | 1 | 10 | 1 | 44 | 31 | Logan-OH (40.38, 83.77) | Logan-OH (40.23, 83.55) | Logan-OH (40.54, 83.99) | 9 | Logan-OH (40.38, 83.71) | Hardin-OH (40.52, 83.70) | Champaign-OH (40.26, 83.78) | Union-OH (40.37, 83.54) |
44 | 432 | 22 | 1 | 10 | 1 | 45 | 30 | Waseca-MN (44.02, 93.59) | Waseca-MN (43.85, 93.77) | Waseca-MN (44.20, 93.41) | 9 | Waseca-MN (43.98, 93.59) | Freeborn-MN (43.85, 93.59) | Steele-MN (43.98, 93.41) | Blue Earth-MN (43.98, 93.77) |
45 | 405 | 22 | 1 | 10 | 1 | 47 | 28 | Wayne-IN (39.87, 85.01) | Wayne-IN (40.01, 84.81) | Wayne-IN (39.72, 85.19) | 10 | Wayne-IN (39.87, 84.99) | Union-IN (39.73, 84.99) | Preble-OH (39.87, 84.81) | Randolph-IN (40.00, 84.99) |
46 | 399 | 22 | 1 | 10 | 1 | 46 | 29 | Osceola-IA (43.38, 95.62) | Osceola-IA (43.26, 95.39) | Osceola-IA (43.50, 95.86) | 8 | Osceola-IA (43.38, 95.55) | O'Brien-IA (43.26, 95.56) | Dickinson-IA (43.38, 95.39) | Nobles-MN (43.50, 95.55) |
47 | 383 | 22 | 1 | 10 | 1 | 43 | 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) |
48 | 218 | 22 | 1 | 10 | 1 | 48 | 24 | Warren-VA (38.90, 78.20) | Warren-VA (38.82, 78.39) | Warren-VA (38.98, 78.00) | 6 | Warren-VA (38.93, 78.20) | Shenandoah-VA (38.94, 78.30) | Fauquier-VA (38.89, 78.11) | Frederick-VA (39.02, 78.21) |
49 | 84 | 13 | 2 | 2 | 2 | 49 | 15 | City of Washington-DC (38.89, 77.05) | Alexandria-VA (38.80, 77.14) | City of Washington-DC (39.00, 77.04) | 3 | City of Washington-DC (38.89, 76.99) | Prince George's-MD (38.92, 76.95) | Arlington-VA (38.87, 77.04) | Prince George's-MD (38.86, 76.95) |