Manual

NC = North Central
SC = South Central
M = Mainland
I = Island
O = Offshore
State Zone
Central
Meridian
Zone
Constant
Arkansas N 92 00 0.581899
S 92 00 0.559691
California 1 122 00 0.653884
2 122 00 0.630468
3 120 30 0.612232
4 119 00 0.596587
5 118 00 0.570012
6 116 15 0.549518
7 118 20 0.561243
Colorado N 105 30 0.646133
C 105 30 0.630690
S 105 30 0.613378
Florida N 84 30 0.502526
Iowa N 93 30 0.677745
S 93 30 0.658701
Kansas N 98 00 0.632715
S 98 30 0.614528
Kentucky N 84 15 0.622067
S 85 45 0.606462
Louisiana N 92 30 0.528701
S 91 20 0.500013
O 91 20 0.454007
Maryland 77 00 0.627634
Massachusetts N 71 30 0.671729
I 70 30 0.661095
Michigan N 87 00 0.722790
C 84 20 0.706407
S 84 20 0.680529
Minnesota N 93 06 0.741220
C 94 15 0.723388
S 84 20 0.700928
Montana N 109 30 0.746452
C 109 30 0.733354
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