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 | 8 | 1 | 4 | 1 | 2 | 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 | 15068 | 3 | 2 | 4 | 1 | 1 | 224 | Inyo-CA (36.16, 117.60) | Tulare-CA (36.49, 119.57) | Inyo-CA (35.81, 115.65) | 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) |
3 | 3580 | 3 | 2 | 4 | 1 | 3 | 133 | Essex-VT (44.45, 71.70) | Coos-NH (45.31, 71.08) | Grafton-NH (43.60, 72.33) | 16 | Grafton-NH (44.09, 71.71) | Carroll-NH (44.17, 71.41) | Orange-VT (44.10, 72.03) | Carroll-NH (43.89, 71.56) |
4 | 2716 | 2 | 3 | 1 | 3 | 4 | 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) |
5 | 2535 | 3 | 2 | 2 | 2 | 5 | 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) |
6 | 2204 | 8 | 1 | 4 | 1 | 7 | 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) |
7 | 1744 | 3 | 2 | 2 | 2 | 6 | 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) |
8 | 1276 | 1 | 5 | 4 | 1 | 9 | 61 | Rappahannock-VA (38.62, 78.31) | Warren-VA (39.02, 78.06) | Greene-VA (38.28, 78.66) | 11 | Rappahannock-VA (38.70, 78.25) | Culpeper-VA (38.54, 78.22) | Culpeper-VA (38.59, 78.09) | Shenandoah-VA (38.81, 78.41) |
9 | 898 | 3 | 2 | 4 | 1 | 8 | 61 | Grayson-VA (36.75, 81.34) | Grayson-VA (36.56, 80.84) | Smyth-VA (36.93, 81.84) | 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) |
10 | 698 | 8 | 1 | 4 | 1 | 12 | 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) |
11 | 537 | 8 | 1 | 4 | 1 | 14 | 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) |
12 | 494 | 8 | 1 | 4 | 1 | 10 | 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) |
13 | 477 | 8 | 1 | 4 | 1 | 13 | 35 | Nelson-VA (37.79, 78.89) | Nelson-VA (38.05, 78.84) | Nelson-VA (37.54, 78.83) | 9 | Nelson-VA (37.80, 78.88) | Amherst-VA (37.70, 78.99) | Albemarle-VA (37.86, 78.74) | Augusta-VA (37.89, 79.00) |
14 | 468 | 8 | 1 | 4 | 1 | 11 | 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) |
15 | 435 | 8 | 1 | 4 | 1 | 16 | 30 | Providence-RI (41.87, 71.58) | Providence-RI (42.01, 71.80) | Providence-RI (41.78, 71.32) | 10 | Providence-RI (41.87, 71.57) | Worcester-MA (42.01, 71.58) | Kent-RI (41.73, 71.56) | Bristol-MA (41.89, 71.38) |
16 | 383 | 8 | 1 | 4 | 1 | 15 | 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) |
17 | 68 | 8 | 1 | 4 | 1 | 17 | 14 | City of Washington-DC (38.89, 77.04) | City of Washington-DC (38.79, 77.04) | 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) |