area (sq. miles) | county count | state count | span (miles) | span center | span end 1 | span end 2 |
1 | 370872 | 1 | 91 | 1 | 5 | 1 | 1161 | Nye-NV (38.00, 116.69) | Lane-OR (44.28, 124.12) | Santa Cruz-AZ (31.33, 110.46) |
2 | 26473 | 4 | 4 | 8 | 1 | 2 | 320 | Fremont-WY (42.53, 107.61) | Albany-WY (41.00, 105.28) | Fremont-WY (44.01, 110.05) |
3 | 7594 | 9 | 2 | 8 | 1 | 3 | 175 | Blaine-ID (43.70, 114.15) | Blaine-ID (42.62, 113.25) | Custer-ID (44.77, 115.09) |
4 | 6118 | 9 | 2 | 8 | 1 | 4 | 168 | Yakima-WA (46.73, 121.32) | Pierce-WA (47.40, 122.80) | Yakima-WA (46.04, 119.87) |
5 | 5751 | 4 | 4 | 3 | 2 | 5 | 141 | Las Animas-CO (37.00, 105.14) | Taos-NM (36.10, 105.74) | Huerfano-CO (37.82, 104.35) |
6 | 5072 | 16 | 1 | 8 | 1 | 9 | 101 | Hawaii-HI (19.62, 155.55) | Hawaii-HI (18.86, 155.68) | Hawaii-HI (20.32, 155.85) |
7 | 4350 | 16 | 1 | 8 | 1 | 12 | 91 | Fergus-MT (47.28, 109.22) | Fergus-MT (46.69, 109.75) | Fergus-MT (47.58, 108.31) |
8 | 3248 | 16 | 1 | 8 | 1 | 16 | 83 | Duchesne-UT (40.31, 110.41) | Duchesne-UT (40.81, 109.98) | Duchesne-UT (39.81, 110.86) |
9 | 3176 | 2 | 8 | 2 | 3 | 10 | 100 | Graham-NC (35.32, 83.81) | Sevier-TN (36.04, 83.66) | Union-GA (34.65, 84.16) |
10 | 2819 | 3 | 7 | 8 | 1 | 6 | 137 | Suffolk-NY (40.87, 73.05) | Suffolk-NY (41.23, 71.83) | Richmond-NY (40.50, 74.26) |
11 | 2812 | 16 | 1 | 8 | 1 | 11 | 95 | Park-MT (45.54, 110.42) | Park-MT (46.19, 110.78) | Park-MT (45.00, 109.80) |
12 | 2786 | 16 | 1 | 8 | 1 | 8 | 112 | Pennington-SD (44.12, 102.99) | Pennington-SD (44.51, 102.00) | Pennington-SD (43.85, 104.06) |
13 | 2648 | 16 | 1 | 8 | 1 | 14 | 85 | Yellowstone-MT (45.98, 108.23) | Yellowstone-MT (46.50, 107.75) | Yellowstone-MT (45.46, 108.70) |
14 | 2497 | 16 | 1 | 8 | 1 | 7 | 123 | Whatcom-WA (48.87, 121.99) | Whatcom-WA (49.00, 123.32) | Whatcom-WA (48.72, 120.65) |
15 | 2415 | 9 | 2 | 8 | 1 | 18 | 76 | Clackamas-OR (45.38, 122.10) | Clackamas-OR (45.13, 122.79) | Hood River-OR (45.70, 121.44) |
16 | 2179 | 4 | 4 | 8 | 1 | 17 | 81 | Adams-CO (39.78, 104.42) | Arapahoe-CO (39.57, 103.71) | Broomfield-CO (39.91, 105.17) |
17 | 1913 | 16 | 1 | 8 | 1 | 13 | 85 | Cook-MN (47.79, 90.31) | Cook-MN (47.39, 91.03) | Cook-MN (47.98, 89.43) |
18 | 1840 | 16 | 1 | 8 | 1 | 23 | 64 | Cimarron-OK (36.75, 102.52) | Cimarron-OK (37.00, 103.00) | Cimarron-OK (36.50, 102.03) |
19 | 1744 | 9 | 2 | 3 | 2 | 15 | 84 | Somerset-PA (39.73, 79.08) | Somerset-PA (40.24, 78.66) | Garrett-MD (39.21, 79.49) |
20 | 1418 | 16 | 1 | 8 | 1 | 26 | 57 | Douglas-WI (46.48, 91.92) | Douglas-WI (46.81, 91.55) | Douglas-WI (46.16, 92.29) |
21 | 1313 | 4 | 4 | 3 | 2 | 21 | 68 | Carter-TN (36.21, 82.20) | Yancey-NC (35.70, 82.27) | Sullivan-TN (36.61, 81.83) |
22 | 1278 | 16 | 1 | 8 | 1 | 27 | 52 | Price-WI (45.68, 90.36) | Price-WI (45.38, 90.68) | Price-WI (45.98, 90.04) |
23 | 1218 | 16 | 1 | 8 | 1 | 25 | 59 | Slope-ND (46.45, 103.49) | Slope-ND (46.63, 102.93) | Slope-ND (46.28, 104.05) |
24 | 1168 | 16 | 1 | 8 | 1 | 22 | 64 | Bernalillo-NM (35.05, 106.67) | Bernalillo-NM (35.22, 107.20) | Bernalillo-NM (34.87, 106.15) |
25 | 1048 | 16 | 1 | 8 | 1 | 28 | 51 | Baraga-MI (46.71, 88.36) | Baraga-MI (47.01, 88.04) | Baraga-MI (46.42, 88.68) |
26 | 953 | 16 | 1 | 8 | 1 | 31 | 44 | Kimball-NE (41.20, 103.72) | Kimball-NE (41.00, 104.05) | Kimball-NE (41.39, 103.38) |
27 | 915 | 16 | 1 | 8 | 1 | 32 | 43 | Wallace-KS (38.92, 101.76) | Wallace-KS (39.14, 101.48) | Wallace-KS (38.70, 102.05) |
28 | 898 | 9 | 2 | 8 | 1 | 24 | 61 | Grayson-VA (36.75, 81.34) | Grayson-VA (36.56, 80.84) | Smyth-VA (36.93, 81.84) |
29 | 873 | 9 | 2 | 3 | 2 | 20 | 68 | Lee-VA (36.83, 82.90) | Harlan-KY (36.73, 83.50) | Wise-VA (36.91, 82.30) |
30 | 839 | 9 | 2 | 8 | 1 | 29 | 49 | Campbell-TN (36.25, 84.14) | Anderson-TN (35.91, 84.27) | Campbell-TN (36.59, 84.01) |
31 | 828 | 8 | 3 | 3 | 2 | 19 | 71 | Salem-NJ (39.71, 75.36) | Philadelphia-PA (40.12, 74.96) | New Castle-DE (39.30, 75.76) |
32 | 698 | 16 | 1 | 8 | 1 | 34 | 38 | Pendleton-WV (38.68, 79.33) | Pendleton-WV (38.96, 79.35) | Pendleton-WV (38.41, 79.31) |
33 | 619 | 16 | 1 | 8 | 1 | 33 | 43 | Jo Daviess-IL (42.35, 90.29) | Jo Daviess-IL (42.49, 90.66) | Jo Daviess-IL (42.20, 89.92) |
34 | 552 | 16 | 1 | 8 | 1 | 30 | 46 | Reynolds-MO (37.51, 90.85) | Iron-MO (37.74, 91.15) | Iron-MO (37.27, 90.55) |
35 | 537 | 16 | 1 | 8 | 1 | 37 | 34 | Sussex-NJ (41.14, 74.68) | Sussex-NJ (41.09, 74.99) | Sussex-NJ (41.20, 74.37) |
36 | 512 | 16 | 1 | 8 | 1 | 36 | 35 | Pickens-SC (34.85, 82.72) | Pickens-SC (34.62, 82.85) | Pickens-SC (35.07, 82.57) |
37 | 467 | 16 | 1 | 8 | 1 | 39 | 31 | Logan-OH (40.38, 83.77) | Logan-OH (40.23, 83.55) | Logan-OH (40.54, 83.99) |
38 | 442 | 16 | 1 | 8 | 1 | 35 | 36 | Chisago-MN (45.51, 92.94) | Chisago-MN (45.30, 92.75) | Chisago-MN (45.73, 93.14) |
39 | 405 | 16 | 1 | 8 | 1 | 41 | 28 | Wayne-IN (39.87, 85.01) | Wayne-IN (40.01, 84.81) | Wayne-IN (39.72, 85.19) |
40 | 399 | 16 | 1 | 8 | 1 | 40 | 29 | Osceola-IA (43.38, 95.62) | Osceola-IA (43.26, 95.39) | Osceola-IA (43.50, 95.86) |
41 | 383 | 16 | 1 | 8 | 1 | 38 | 32 | Lake-CO (39.22, 106.36) | Lake-CO (39.38, 106.14) | Lake-CO (39.06, 106.58) |
floating glob radius (miles) | center county and point | county 1 and point | county 2 and point | county 3 and point |
1 | 155 | Fresno-CA (36.82, 118.70) | Lincoln-NV (36.86, 115.89) | Churchill-NV (39.07, 118.71) | Pacific Ocean (35.43, 120.89) |
2 | 50 | Carbon-WY (41.72, 106.24) | Jackson-CO (41.00, 106.25) | Platte-WY (41.72, 105.28) | Natrona-WY (42.43, 106.24) |
3 | 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) |
4 | 26 | Yakima-WA (46.43, 120.83) | Lewis-WA (46.41, 121.39) | Klickitat-WA (46.04, 120.83) | Kittitas-WA (46.74, 120.51) |
5 | 19 | Costilla-CO (37.47, 105.42) | Las Animas-CO (37.29, 105.15) | Saguache-CO (37.75, 105.46) | Conejos-CO (37.36, 105.74) |
6 | 33 | Hawaii-HI (19.65, 155.52) | Pacific Ocean (19.44, 155.98) | Pacific Ocean (19.79, 155.03) | Pacific Ocean (20.08, 155.29) |
7 | 26 | Fergus-MT (47.36, 109.26) | Blaine-MT (47.72, 109.43) | Judith Basin-MT (47.19, 109.76) | Petroleum-MT (47.27, 108.72) |
8 | 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) |
9 | 19 | Macon-NC (35.27, 83.36) | Cherokee-NC (35.23, 83.69) | Rabun-GA (35.00, 83.36) | Haywood-NC (35.46, 83.14) |
10 | 13 | Suffolk-NY (40.82, 73.26) | Fairfield-CT (41.01, 73.33) | Atlantic Ocean (40.63, 73.31) | Atlantic Ocean (40.64, 73.19) |
11 | 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) |
12 | 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) |
13 | 20 | Yellowstone-MT (45.84, 108.48) | Carbon-MT (45.64, 108.78) | Big Horn-MT (45.78, 108.07) | Musselshell-MT (46.13, 108.48) |
14 | 12 | Whatcom-WA (48.82, 121.25) | Skagit-WA (48.64, 121.25) | Canada (49.00, 121.25) | Skagit-WA (48.64, 121.25) |
15 | 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) |
16 | 15 | Adams-CO (39.78, 104.43) | Weld-CO (40.00, 104.43) | Elbert-CO (39.56, 104.43) | Elbert-CO (39.56, 104.42) |
17 | 16 | Cook-MN (47.86, 90.67) | Great Lakes (47.66, 90.49) | Canada (48.10, 90.70) | Lake-MN (47.86, 91.02) |
18 | 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 | 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) |
20 | 18 | Douglas-WI (46.41, 91.92) | Washburn-WI (46.16, 91.92) | Bayfield-WI (46.41, 91.55) | Pine-MN (46.41, 92.29) |
21 | 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) |
22 | 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) |
23 | 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) |
24 | 12 | Bernalillo-NM (35.04, 106.88) | Sandoval-NM (35.22, 106.88) | Cibola-NM (34.98, 107.08) | Valencia-NM (34.87, 106.88) |
25 | 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) |
26 | 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) |
27 | 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) |
28 | 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) |
29 | 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) |
30 | 10 | Anderson-TN (36.21, 84.17) | Knox-TN (36.11, 84.04) | Union-TN (36.27, 84.01) | Scott-TN (36.28, 84.33) |
31 | 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) |
32 | 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) |
33 | 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) |
34 | 6 | Iron-MO (37.43, 90.66) | Reynolds-MO (37.37, 90.75) | Madison-MO (37.42, 90.55) | Reynolds-MO (37.43, 90.77) |
35 | 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) |
36 | 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) |
37 | 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) |
38 | 8 | Chisago-MN (45.42, 92.85) | Polk-WI (45.48, 92.69) | Isanti-MN (45.42, 93.02) | Polk-WI (45.36, 92.70) |
39 | 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) |
40 | 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) |
41 | 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) |