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DMR Home > Health & Safety > Casco Bay Navigation > Buoy-Free Area Coordinates

Casco Bay Navigation Buoy-Free Area Coordinates

All coordinates are approximate.

Center Point of Anchorage A (A2): 43 39’46.61” N x 070 13’50.33” W
Maintain 500’ buoy free radius.

A1, center of north approach, coordinates: 43 40’13.38” N x 070 13’46.56” W
A3, center of south approach, coordinates: 43 39’37.86” N x 070 13’51.64” W

Maintain a 300’ buoy free buffer between A1 (northwest coordinate) 43 40’13.23” N x 070 13’48.63” W and (northeast coordinate) 43 40 12.85” N x 070 13’44.50” W

to A3 (southwest coordinate) 43 39’38.16” N x 070 13’53.61” W and (southeast coordinate) 43 39’37.78” N x 070 13’49.56” W

Center Point of Anchorage B (B2): 43 39’28.92” N x 070 12’57.38” W
Maintain 500’ buoy free radius.

B3, center of south approach, coordinates: 43 39’15.84” N x 070 12’58.69” W

Maintain a 300’ buoy free buffer between B3 (southwest coordinate) 43 39’16.05” N x 070 13’0.76” W and (southeast coordinate) 43 39’16.05” N x 070 12’56.75” W to B2 radius

B1, center of western approach coordinates: 43 39’29.55” x 070 13’10.12” W

Maintain a 300’ buoy free buffer between B1 (northwest coordinate)
43 39’30.98” N x 070 13’10.31” W and (southwest coordinate) 43 39’28 N x 070 13’10.31” W to B2 radius