Environmental Rules in Douglas County, NE (2026)
4 county-level rules, plus city-specific rules for 1 city in Douglas County, Nebraska.
Verified from official government sources
Stormwater Management
Douglas County's zoning regulations require any project going through site plan review or a special use permit in the unincorporated county to manage storm water so there is no net increase in runoff compared to pre-development conditions.
Douglas County Stormwater Site Plan Standard
Some RestrictionsDouglas County Zoning Regulations § 13.03(F)(1), Table 13.1 (Storm Water Management)
Development should handle storm water adequately to prevent overloading of public storm water management system and such that there is no net increase in runoff from existing (pre-development) conditions.
Erosion Control
Douglas County requires a Storm Water Pollution Prevention Plan and erosion control plan for new development in the unincorporated county, including single-lot construction, to limit runoff and erosion; Omaha and other cities enforce their own separate rules.
Douglas County Erosion and Sediment Control Plan
Some RestrictionsDouglas County Zoning Regulations § 7.04(D)
All proposed development shall provide a Storm Water Pollution Prevention Plan (SWPPP) and activities shall minimize erosion (impact on sustainable vegetation while also keep at a minimum) on the site, siltation of water bodies, waterways and wetlands, loss of soils, and deterioration or damage to storm water BMP structures. The applicant shall prepare and submit an erosion control plan in acco...
Flood Zones
Unincorporated Douglas County requires a floodplain development permit before any construction, fill, or substantial improvement in mapped flood hazard areas, enforced by the county's Stormwater and Floodplain Specialist.
Douglas County Floodplain Permit Rule
Significant RestrictionsDouglas County Zoning Regulations § 8.05.2(A)
No person, firm, or corporation shall initiate any floodplain development or substantial improvement or cause the same to be done without first obtaining a separate permit for development as defined in Section 8.05.12. B. Administration. 1. The Enforcement Officer is hereby appointed to administer and implement the provisions of this regulation. 2. Duties of the Enforcement Officer shall inc...
Flood Elevation Requirements
In unincorporated Douglas County's flood fringe overlay district, new homes and substantial improvements must have their lowest floor built at least 2 feet above the base flood elevation.
Douglas County 2-Ft Flood Freeboard
Some RestrictionsDouglas County Zoning Regulations § 8.05.5(B)(1)
New construction or substantial improvements of residential structures shall have the lowest floor, including basement, elevated a minimum of two (2) feet above the base flood elevation. 2. New construction or substantial improvements of commercial, industrial, and other non-residential structures shall have the lowest floor, including basement, elevated a minimum of two (2) feet above the bas...
Environmental Rules by City in Douglas County
1 cities in Douglas County have their own environmental rules rules. Each link goes to that city's dedicated page with code citations.
All Douglas County ordinances
See every category we cover for Douglas County: parking, noise, fences, fires, animals, pools, and more.
Douglas County Ordinance Hub →