Precise Digital Leveling. Section 6 Vertical Datum. Vertical Datum. Local/Regional Assumed City, County International Great Lakes Datum 1955 (IGLD55) International Great Lakes Datum 1985 (IGLD85) Tidal Datums National National Geodetic Vertical Datum of 1929 (NGVD29)
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(units = cm)
Point Reyes, Drakes Bay, California
Geodetic and Tidal Datum Relationships
AL, AK, CA, CT, FL, GA, LA, MD, MS, NJ, NY, NC, OR, RI, SC, WA
Exclusive Economic Zone
State Submerged Lands
Federal Submerged Lands
3 n. mi.
12 n. mi.
200 n. mi.
DE, MA, ME, NH, PA, VA