Zone 2 means British Columbia and Alberta Receipt Points and Liquids Receipt Points at or upstream of the Blueberry Hill Compressor Station.
Area of shallow flooding means a designated AO or AH Zone on a community's Flood Insurance Rate Map (FIRM) with one percent or greater annual chance of flooding to an average depth of one to three feet where a clearly defined channel does not exist, where the path of flooding is unpredictable and indeterminate; and where velocity flow may be evident. Such flooding is characterized by ponding or sheet flow.
overlay zone means a mapped overlay superimposed on one or more established zoning areas which may be used to impose supplemental restrictions on uses in these areas or permit uses otherwise disallowed;
Floodplain or flood-prone area means any land area susceptible to being inundated by water from any source. See "Flood or flooding."
Zone 3 means all of that part of the Lower Peninsula south of the line described in subdivision (bb).