Environmental Rules in Clark County, NV (2026)
3 county-level rules, plus city-specific rules for 3 cities in Clark County, Nevada.
Verified from official government sources
Stormwater Management
Clark County bans dumping anything but stormwater into the storm sewer system across unincorporated areas, including the Las Vegas Strip in Paradise and Winchester.
Clark County Storm Sewer Discharge Rules
Significant RestrictionsClark County Code § 24.40.031
It shall be unlawful for any person to discharge or cause to be discharged into the storm sewer system any non-stormwater, unless the discharge has been authorized by NDEP and approved by the county manager except for the following discharges which are exempt from the requirements of this chapter: (1)water line flushing;(2)diverted stream flows;(3)rising ground water;(4)uncontaminated ground...
Erosion Control
Construction sites and industrial facilities in unincorporated Clark County must submit written Best Management Practices documentation before the county issues any grading, building, or offsite permit, under the county's NPDES stormwater discharge program.
Clark County Construction Site Erosion & Stormwater BMPs
Some RestrictionsClark County Code § 24.40.032(d)(2)
The owner or operator of a construction site or industrial facility shall submit written documentation of BMPs, on a form provided by the county, before the issuance of any grading, building, and/or offsite permit for a construction site or before an industrial facility commences operation.
Flood Zones
Development within a floodplain in unincorporated Clark County must follow the Regional Flood Control District's Uniform Regulations for the Control of Drainage, and the county Public Works Director sets local floodplain management standards and runs the FEMA Community Rating System.
Clark County Floodplain Development Rules
Some RestrictionsClark County Code § 30.01.09(D)(6)
When within a floodplain, refer to the Regional Flood Control District's Uniform Regulations for the Control of Drainage. E. Legal Nonconforming Lots 1. Single-Family Dwellings on Nonconforming Lots In any district in which single-family dwellings are permissible, a single-family dwelling and customary accessory buildings may be erected on a legally established lot, e...
Environmental Rules by City in Clark County
3 cities in Clark County have their own environmental rules rules. Each link goes to that city's dedicated page with code citations.
All Clark County ordinances
See every category we cover for Clark County: parking, noise, fences, fires, animals, pools, and more.
Clark County Ordinance Hub →