Environmental Rules in Cecil County, MD (2026)
3 rules for unincorporated Cecil County, Maryland.
Verified from official government sources
Stormwater Management
Cecil County's stormwater management ordinance, Code Chapter 325, applies to development in the unincorporated area and in any incorporated town without its own approved program; the Department of Public Works enforces it and must approve a stormwater plan before a grading or building permit can issue.
Cecil County Stormwater Management Rules
Some RestrictionsCecil County Code §§ 325-1(A)-(B), 325-16
The purpose of this chapter is to protect, maintain and enhance the public health, safety, and general welfare by establishing minimum requirements and procedures that control the adverse impacts associated with increased stormwater runoff. ... The provisions of this chapter are adopted pursuant to the Maryland Stormwater Act of 2007 and Environment Article, Title 4, Subtitle 2, Annotated Code ...
Erosion Control
Any land-disturbing project in unincorporated Cecil County that moves 100 or more cubic yards of earth or disturbs 5,000 or more square feet needs a Department of Public Works grading permit backed by a Cecil Soil Conservation District-approved erosion and sediment control plan.
Erosion and Sediment Control in Cecil County
Significant RestrictionsCecil County Code § 312-10, § 312-22
A grading permit, issued by the Cecil County Department of Public Works, shall be required prior to the start of any development or activity where such proposed development or activity may, in the judgment of DPW: ... Introduce sediment into any watercourse of the county or state; or ... Move one hundred (100) or more cubic yards of earth or disturb 5,000 square feet or more of land area; or .....
Flood Zones
Construction within a mapped flood hazard area in unincorporated Cecil County must comply with the Floodplain District of the separate Cecil County Zoning Ordinance, adopted by the County Council on May 4, 2015. Section 157-2 of the Building Code amendments channels the IBC and IRC's flood provisions to that Zoning Ordinance rather than to a standalone building-code flood rule.
Cecil County Floodplain Construction Rules
Some RestrictionsCecil County Code § 157-2A(14)
Within flood hazard areas as established by Article XI, Part III, Floodplain District, of the Cecil County Zoning Ordinance as amended and adopted by the County Council of Cecil County May 4, 2015, or any construction occurring within the incorporated boundaries of the eight municipalities within Cecil County shall comply with the Floodplain Regulations as adopted by the County or floodplain re...
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