Environmental Rules in Provo, UT (2026)
6 verified environmental rules for Provo, Utah, sourced directly from the municipal code and official government pages.
Verified from official government sources
Stormwater Management
Provo bans dumping anything but clean storm water into the storm drainage system or Utah Lake tributaries under City Code 18.02.020. Violators face Class C misdemeanor charges, and projects disturbing an acre or more must file a storm water pollution prevention plan.
Provo Stormwater Discharge Rules
Some RestrictionsProvo City Code 18.02.020(1) (Prohibited Discharges)
It is unlawful for any person to cause or allow the discharge into a water body or storm drainage system, either directly or indirectly, of any substance not comprised entirely of storm water or an exempted discharge listed in Subsection (2) of this Section.
Erosion Control
Provo requires every slope disturbed by hillside construction to be revegetated to match or beat the erosion-control value of what was there before. Section 14.33A.160(3)(d)-(e) sets that standard, and steeper human-made slopes get an added deep-root planting and berm requirement to hold soil and slow runoff.
Provo CH Zone Slope Erosion Control Rule
Some RestrictionsProvo City Code 14.33A.160(3)(d)-(e); 14.33A.110(1)(a)-(e)
(d) Any slope exposed or created in the development process shall be landscaped or revegetated with dryland trees and plant material. New vegetation shall be equivalent to or exceed the amount and erosion-control characteristics of the original vegetation cover in order to mitigate adverse environmental and visual effects. (e) On human-made slopes of twenty-five percent (25%) or greater, create...
Flood Zones
Provo requires a floodplain development permit before any construction begins in a special flood hazard area, with the lowest floor elevated at least one foot above the base flood elevation. The Floodplain Administrator enforces the standard; violators face stop-work orders and Class B misdemeanor charges.
Provo Floodplain Development Permit Rules
Some RestrictionsProvo City Code 15.05.180(8), (24)(d)
(8) Floodplain Development Permit. (a) A floodplain development permit must be obtained before construction or development begins within the SFHA. ... (c) Specifically, the following information is required: ... (ii) Elevation, in relation to mean sea level, of the lowest floor (including basement) of all structures. Plans must show that the elevation of lowest floor (including basement) is at ...
Defensible Space
Provo defines defensible space in Section 14.33A.020 as the buffer between a structure and wildland that slows or halts a wildfire, and Section 14.33A.160 makes that buffer mandatory in the Critical Hillside Overlay Zone by tying it to a fire authority-approved fire protection plan.
Provo CH Zone Defensible Space Standard
Some RestrictionsProvo City Code 14.33A.020; 14.33A.160(1)(d), (3)(c)
“Defensible space” means the required space between a structure and wildland area that, under normal conditions, creates a sufficient buffer to slow or halt the spread of wildfire to a structure. ... (d) Appropriate defensible space surrounding a structure is established in the Utah Wildland-Urban Interface Code (WUI). In order to account for trees that must be removed to comply with the applic...
Vehicle Idling Restrictions
Provo bans idling a Class A commercial vehicle, tractor-trailers included, for more than one minute on public property or on private property open to the public, under City Code 9.33.010. A first offense draws only a warning; a repeat violation pays the city's parking-violation fine.
Provo Truck Idling Time Limit
Some RestrictionsProvo City Code 9.33.010
It is unlawful for any driver, while operating a motor vehicle that is subject to Class A licensing requirements, including heavy commercial tractor-trailers, within Provo City limits, to cause or permit the vehicle's engine to idle for more than one (1) minute, unless: (1) The vehicle is forced to remain motionless on a roadway because of traffic conditions; (2) The vehicle is an authorized em...
Flood Elevation Requirements
In Provo's Special Flood Hazard Area, the lowest floor of every new structure, including basements, must sit at least one foot above the base flood elevation, and a licensed engineer, architect, or surveyor must certify the elevation to the Floodplain Administrator.
Provo Flood Elevation and Freeboard Rule
Some RestrictionsProvo City Code 15.05.180(11)(k) (Floodplain Management and Development Standards)
Lowest floors (including basements) of all structures in the SFHA must be a minimum of one (1) foot above the BFE. A registered professional engineer, architect, or land surveyor shall submit certified elevations to the Floodplain Administrator that the standards of this Section are satisfied.
Looking for Utah County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Provo city rules.
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