§ 3-33. Approximated Floodplain.

(a) In general.

In the Approximated Floodplain (Zones A and AO), the following additional regulations apply.

(b) Use of available data.

In the enforcement of this Division I, the Planning Department must obtain, review, and reasonably use any base-flood elevation and floodway data available from Federal, State, or other sources, such as the U.S. Army Corps of Engineers, the Soil Conservation Service, the State Water & Science Administration, or any regional planning organization.

(c) When data unavailable.

When the base-flood elevation is not known, the Planning Department, in consultation with the State Water & Science Administration, must evaluate each site and establish an approximate base-flood elevation.