is held in the public trust, while land above the MHTL (upland) may be
(12) As the MHTL moves landward, due to subsidence of
ambulatory boundary to changes in the MHTL due to sea-level rise, but
MHTL, and with it, the jurisdiction of the local planning commission.
the underlying data for the MHTL calculation from tidal stations on the
nationally uniform, procedures for identifying the MHTL boundary may
period, and include the MHTL, Mean Sea Level, and Mean Low Water.
datums used in locating onshore boundaries, such as the MHTL.
The MHTL is not a fixed geographic or physical location, and the
point at which the plane of the MHTL intersects the land can only be
point at which the MHTL elevation intersects the shore depends on the
Therefore, a survey of the MHTL location represents only a snapshot in