Environmental Rules in Carroll County, GA (2026)
4 rules for unincorporated Carroll County, Georgia.
Verified from official government sources
Stormwater Management
Carroll County regulates post-construction stormwater for new development and redevelopment in the unincorporated county's MS4 urbanized area. Projects that add 5,000 square feet of impervious surface or disturb one acre or more must design a stormwater management system meeting the Georgia Stormwater Management Manual, including channel, overbank and extreme flood-protection storm-event standards.
Stormwater Rules for New Development, Carroll County GA
Some RestrictionsCarroll County Code §§ 38-66(a), 38-68(f)
(a)New development that creates or adds 5,000 square feet or greater of new impervious surface area or that involves land disturbing activity of one acre of land or greater; ... (f)Overbank flood protection: Downstream overbank flood protection shall be provided by controlling the post-development peak discharge rate to the pre-development rate for the 25-year, 24-hour storm event.
Erosion Control
Unincorporated Carroll County requires a land-disturbance permit from the department of community development before any grading, clearing or excavation that is not exempt. Single-family homes disturbing less than one acre outside a larger development are exempt, but every other project must file an erosion, sedimentation and pollution control plan and pay a state fee capped at $80 per acre.
Erosion Control Permits in Unincorporated Carroll County, GA
Some RestrictionsCarroll County Code § 38-10(b)(1), (b)(3)
(1)No person shall conduct any land-disturbing activity within the jurisdictional boundaries of the county without first obtaining a permit from the department of community development to perform such activity and providing a copy of notice of intent submitted to EPD if applicable. ... (3)In addition to the local permitting fees, fees will also be assessed pursuant to O.C.G.A. 12-5-23(a)(5), pr...
Flood Zones
Any development inside a mapped special flood hazard area of unincorporated Carroll County needs a development permit before work starts. Section 46-33 requires the permit, Section 46-31 sets the area it covers, and Section 46-38 makes building without one, or violating any condition, a misdemeanor in county magistrate's court.
Floodplain Development Permits, Carroll County, Georgia
Some RestrictionsCarroll County Code §§ 46-31, 46-33, 46-38
This article shall apply to all areas of special flood hazard within the jurisdiction of the county. ... A development permit shall be required in conformance with the provisions of this article prior to the commencement of any development activities. ... Violation of the provisions of this article or failure to comply with any of its requirements, including violation of conditions and safeguar...
Flood Elevation Requirements
In the special flood hazard areas of unincorporated Carroll County, new construction and substantial improvements must have the lowest floor, including any basement, elevated at least two feet above the base flood elevation shown on the county's FEMA flood insurance study, under Section 46-67 of the county code.
Base Flood Elevation Standards, Carroll County GA
Some RestrictionsCarroll County Code § 46-67(1)-(2)
(1)Residential construction. New construction and substantial improvement of any residential structure shall have the lowest floor, including the basement, elevated no lower than two feet above the base flood elevation. Should solid foundation perimeter walls be used to elevate a structure, openings sufficient to facilitate the unimpeded movements of floodwaters shall be provided in accordance ...
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