Hurricane Preparedness in Gretna, LA (2026)
1 verified hurricane preparedness rules for Gretna, Louisiana, sourced directly from the municipal code and official government pages.
Verified from official government sources
Flood Elevation
Gretna Code of Ordinances § 10-15 requires an acceptable floor elevation before any superstructure is erected and requires new construction to be raised to grade with approved sanitary fill, and it withholds any certificate of use and occupancy until a final elevation certificate is secured.
Gretna Floor and Grade Elevation Rules
Some RestrictionsGretna Code of Ordinances § 10-15(a)(1), (a)(2), (e)(5)
(a)Generally. ... (1)Floor elevation. No superstructure shall be erected until an acceptable floor elevation has been determined.(2)Grade elevation. No new superstructure shall have fully met the requirements of this Code unless the site has been raised to grade with approved sanitary fill. ... (e)Drainage servitude and facilities. ... (5)A certificate of use and occupancy and compliance shall ...
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County ordinances apply to unincorporated areas and may supplement Gretna city rules.
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