Environmental Rules in Lakewood, CO (2026)
4 verified environmental rules for Lakewood, Colorado, sourced directly from the municipal code and official government pages.
Verified from official government sources
Stormwater Management
Lakewood, Colorado bans discharging polluting materials into its municipal storm sewer system and requires a Stormwater Discharge Permit for development or redevelopment sites that disturb an acre or more.
Lakewood CO Stormwater Discharge Rules
Some RestrictionsLakewood Municipal Code § 13.14.100
The term "significant" as it relates to the City of Lakewood's Stormwater Discharge Permit requirements for development and redevelopment is defined as: A. Sites that disturb an area of one acre or more. B. Sites that disturb less than one acre of total land area that are part of a larger common plan of development or sale, if the larger common plan will ultimately disturb one acre or more.
Erosion Control
Lakewood requires a grading permit from the Planning and Public Works Directors before any excavation, fill, or earthwork on private property, with narrow exemptions for small cuts, fills, and utility trenching.
Lakewood Grading Permit Requirement
Some RestrictionsLakewood Municipal Code § 14.21.030(A)
No person shall do any grading without first having obtained a grading permit from the Planning Director, and Public Works Director except for the following:1.An excavation below finished grade for basements and footings of a building, retaining wall or other structure authorized by a valid building permit... 7.An excavation which is (a) less than two feet in depth, or (b) which does not create...
Flood Zones
Lakewood regulates development in mapped flood hazard areas under its Flood Plain Management Ordinance, adopting the FEMA Flood Insurance Study and Flood Insurance Rate Map for Jefferson County effective August 2, 2022.
Lakewood Floodplain Development Rules
Some RestrictionsLakewood Municipal Code § 14.25.050(A)
There is hereby adopted the Flood Insurance Study for Jefferson County, Colorado and Incorporated Areas prepared by the Federal Emergency Management Agency, effective August 02, 2022, and amendments thereto, and the Flood Insurance Rate Map, effective August 02, 2022, and amendments thereto, and the following studies and amendments thereto and all technical back-up information as the Official F...
Flood Elevation Requirements
In Lakewood flood plain areas with known base flood elevations, new construction and substantial improvements must have their lowest floor, including basement, elevated one foot above the 100-year base flood elevation shown in the Official Flood Studies.
Lakewood Base Flood Elevation Freeboard
Some RestrictionsLakewood Municipal Code § 14.25.130(A)(2)(a)
In flood plain areas in which the 100-year base flood elevations are known: a.All new construction and substantial improvements of residential and nonresidential structures shall have the lowest floor, including basement, and electrical, heating, ventilation, plumbing, air conditioning equipment, and other service facilities including ductwork, elevated one foot above the 100-year base flood el...
Looking for Jefferson County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Lakewood city rules.
Environmental Rules in Jefferson County →