Environmental Rules in Harnett County, NC (2026)
4 rules for unincorporated Harnett County, North Carolina.
Verified from official government sources
Stormwater Management
New residential development disturbing more than one acre, and nonresidential projects adding more than 22,000 square feet of disturbed area, must submit a stormwater management statement and meet the county's structural BMP and drainage design standards under §§ 153.220 through 153.230.
Harnett County Stormwater Management Rules
Some RestrictionsHarnett County Code of Ordinances § 153.221
Development shall comply with the requirements of this section if any: (A) New residential or nonresidential development or redevelopment disturbs more than one acre of land; and/or (B) Nonresidential development that adds more than 22,000 square feet of disturbed area.
Erosion Control
Developers grading, excavating, or cutting land in unincorporated Harnett County must mulch, seed, sod, or otherwise stabilize disturbed surfaces to prevent erosion and sedimentation, following plans the Development Review Board approves and state erosion regulations under § 153.207.
Harnett County Erosion & Sediment Control
Some RestrictionsHarnett County Code of Ordinances § 153.207
(A) The developer(s) shall cause all grading, excavations, open cuts, side slopes, and other land surface disturbances to be so mulched, seeded, sodded, or otherwise protected that erosion, siltation, sedimentation, and washing are prevented in accordance with plans and specifications and within such time periods approved by the DRB. (B) Where applicable, erosion and sedimentation control p...
Flood Zones
Development within Harnett County's special flood hazard areas, mapped on FEMA's October 3, 2006 Flood Insurance Rate Maps, is administered by the Floodplain Administrator, who requires elevation certificates and can issue stop-work orders for uncertified construction under §§ 153.246 and 153.247.
Harnett County Special Flood Hazard Area Rules
Significant RestrictionsHarnett County Code of Ordinances § 153.247(B)(1)(a)
(B) Certification requirements. (1) Elevation certificates. (a) An elevation certificate (FEMA Form 81-31) or floodproofing certificate (FEMA Form 81-65) is required after the reference level is established. Within 21 calendar days of establishment of the reference level elevation, it shall be the duty of the permit holder to submit to the Floodplain Administrator a certification of the e...
Flood Elevation Requirements
Harnett County's Flood Damage Prevention ordinance requires new and substantially improved structures in a special flood hazard area to sit at or above the base flood elevation plus two feet of freeboard, the county's regulatory flood protection elevation.
Flood Elevation and Freeboard Rules in Harnett County
Heavy RestrictionsHarnett County Code of Ordinances § 153.024; § 153.248(B)(1)
REGULATORY FLOOD PROTECTION ELEVATION (RFPE). The elevation, in relation to mean sea level, to which the reference level of all structures and other development located within special flood hazard areas shall be protected. Where base flood elevations (BFEs) have been determined, this elevation shall be the BFE plus two feet of freeboard. Where no BFE has been established, this elevation shall b...
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