Environmental Rules in Elko County, NV (2026)
4 rules for unincorporated Elko County, Nevada.
Verified from official government sources
Stormwater Management
In unincorporated Elko County, Nevada, § 5-4-7(C) requires a developer to design a development so it is protected from inundation, flood hazard, sheet overflow and ponding of local storm water, and to carry water to a storm drainage facility or natural watercourse. Off-site drainage water must be materially free of silt or other polluting features.
Stormwater and Drainage in Unincorporated Elko County, Nevada
Some RestrictionsElko County Code § 5-4-7
(C) Drainage: The developer shall design the development so that it shall be protected from inundation, flood hazard, sheet overflow, and ponding of local storm water, springs and other surface waters. The design of improvements shall be such that water occurring within the development will be carried off without injury to any improvements, building sites or residences to be installed on lots w...
Erosion Control
In unincorporated Elko County, Nevada, § 5-4-6 requires cleared slopes, cuts, fills and other erosion-prone areas in a development to be stabilized with grass or other protective cover, or mulched, riprapped for slope control, or treated with drainage benches as the county determines. The Planning Commission can also restrict clearing and earth moving at tentative plat approval.
Erosion Control in Unincorporated Elko County, Nevada
Some RestrictionsElko County Code § 5-4-6
(A) If geologic problems are likely or apparent, a geologic survey report may be required prior to tentative plat approval. (B) All grading requirements shall be as set forth herein. (C) All cleared slopes, all cuts and fills and all other areas vulnerable to erosion shall be either stabilized with grass or other protective cover, or properly mulched to assure establishment, riprapped for slope...
Flood Zones
In unincorporated Elko County, Nevada, no construction or development can begin inside an area of special flood hazard without a development or building permit from the county's department of community development. The permit application must show elevations, fill, drainage and any watercourse changes. Chapter 4-13 of the Elko County Code carries the rules.
Flood Hazard Area Permits in Unincorporated Elko County, Nevada
Significant RestrictionsElko County Code § 4-13-4-1
4-13-4-1: ESTABLISHMENT OF DEVELOPMENT PERMIT: ... A development or building permit shall be obtained before construction or development begins within any area of special flood hazard established in section 4-13-3-2 of this chapter. Application for a development or building permit shall be made on forms furnished by the Elko County department of community development and may include, but not be...
Flood Elevation Requirements
In unincorporated Elko County, Nevada, new construction and substantial improvement in a special flood hazard area must have the lowest floor, including basement, elevated to one foot above the base flood elevation. The developer pays a licensed engineer or surveyor to set that elevation and file an elevation certificate with the county.
Lowest Floor Elevation Above Base Flood in Elko County, Nevada
Significant RestrictionsElko County Code § 4-13-5-1
(C) Elevation And Floodproofing: The Elko County department of community development shall obtain, review, and reasonably utilize any base flood elevation (BFE) and floodway data available from a federal, state, or other source as criteria for requiring within areas of special flood hazard, the following: 1. New construction and substantial improvement of any structure shall have the lowest flo...
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