U. S. INTERSTATE & INTERNATIONAL QUAD-COUNTY POINTS
1. AR-LA Ashley-Union AR----Morehouse-Union LA
N 33 00’ 29” W 92 04’ 08” Ouachita River
2. AR-LA Lafayette-Miller AR----Bossier-Caddo LA
N 33 01’ 09” W 93 48’ 26” dry
3. AZ-CO-NM-UT Apache AZ--Montezuma CO--San Juan NM--San Juan UT
N 36 59’ 56” W 109 02’ 43” 4 Corners dry
4. CO-UT Mesa-Montrose CO----Grand-San Juan UT
N 38 30’ 00” W 109 03’ 37” dry
5. DC-MD-VA DCnorth----Montgomery MD----Arlington-Fairfax VA
N 38 56’ 03” W 77 07’ 12” dry S. bank Potomac River
6. FL-GA Hamilton-Madison FL----Brooks-Lowndes GA
N 30 38’ 04” W 83 18’ 34” Withlacoochee R.
7. GA-NC-SC Rabun GA----Jackson-Macon NC----Oconee SC
N 35 00’03” W 83 18’ 34” Chatooga River
8. ID-UT Bear Lake-Franklin ID----Cache-Rich UT
N 41 59’ 59” W 111 30’ 28” dry
9. IN-OH Dearborn-Franklin IN----Butler-Hamilton OH
N 39 18’ 19” W 84 49’ 09” dry on 1st Prin. Meridian
10. KS-NE Republic-Washington KS----Jefferson-Thayer NE
N 40 00’ 07” W 97 22’ 09” dry at IP of 6th Prin. Meridian
11. MN-SD Pipestone-Rock MN----Minnehaha-Moody SD
N 43 50’ 58” W 96 27’ 12” dry
12. MT-ND Richland-Roosevelt MT----McKenzie-Williams ND
N 47 59’ 45” W 104 02’ 39” Missouri River
13. NE-SD Cherry-Sheridan NE----Bennett-Shannon SD
N 43 00’ 57” W 102 04’ 56” dry
14. NE-SD Cherry-Keya Paya NE----Todd-Tripp SD
N 42 59’ 55” W 100 11’ 55” dry
15. NC-SC Anson-Richmond NC----Chesterfield-Marlboro SC
N 34 48’ 23” W 79 55’ 42” Pee Dee River
16. NC-SC Columbus-Robeson NC----Dillon-Horry SC
N 34 17’ 57” W 79 04’ 17” Lumber River
17. ND-SD Emmons-Sioux ND----Campbell-Corson SD
N 45 56’ 37” W 100 30’ 43” Missouri River
18. ND-SD Richland-Sargent ND----Marshall-Roberts SD
N 45 56’ 07” W 97 13’ 42” dry
19. VA-WV Clarke-Frederick VA----Berkeley-Jefferson WV
N 39 15’ 52” W 78 01’ 58” Opequon Creek
20. MT-Alberta-Brit. Col. Flathead-Glacier MT---Waterton Lakes AL---Kootenay BC
N 48 59’ 56” W 114 04’ 06” on Continental Divide
21. NY-Quebec-VT Clinton NY---Mississquoi-St.Jean QE---Grand Isle VT
N 45 00’ 38” W 73 20’ 35” Richelieu River
Near misses MN-SD Brookings-Moody SD----Lincoln-Pipestone MN
N 44 11’ 48” W 96 27’ 09” misses by less than 50 feet
IA-IL Muscatine-Louisa IA----Mercer-Rock Island IL Mississippi River
N41 20’ 01” W 91 04’ 19” misses by about 130 feet
This document written by Jack Parsell, March 16, 2003