Federal Way's Environmental Rules: The Rules That Matter
Every city handles environmental rules a little differently. In Federal Way, Washington, there are 6 distinct rules that residents and property owners should be aware of. Some are stricter than what neighboring cities enforce, and others are more relaxed. Here is what you need to know.
Stormwater Management
Federal Way is an NPDES Phase II city and enforces Department of Ecology stormwater standards. New development and redevelopment over 2,000 sf trigger mitigation under the 2019 stormwater manual.
Key details: Permit: NPDES Phase II. Manual: 2019 DOE Western WA. Trigger: 2,000 sf new impervious. Illicit discharge: Fines apply.
Contact your local code enforcement office for specific penalty information.
Compared to other cities, Federal Way takes a harder line on stormwater management. The enforcement and penalty structure reflects that.
Erosion Control
Federal Way requires Temporary Erosion and Sediment Control (TESC) plans for construction projects disturbing 7,000 sf or more per state rules. Silt fencing, cover, and stabilized entrances are standard.
Key details: TESC trigger: 7,000 sf disturbance. Wet season: Oct-Apr, 2-day cover rule. Required BMPs: Silt fence and gravel pad. State permit: Over 1 acre.
Contact your local code enforcement office for specific penalty information.
This is not one of those rules that cities tend to ignore. Federal Way actively enforces its erosion control requirements.
Grading & Drainage
Federal Way requires a grading permit for most cut or fill over 50 cubic yards under FWRC Title 19. Drainage changes must match the DOE Western Washington Stormwater Manual and not harm neighbors.
Key details: Permit trigger: 50 cy cut or fill. Disturbance: 7,000 sf. Steep slopes: Geotech at >15%. Retaining walls: Permit over 4 ft.
Contact your local code enforcement office for specific penalty information.
This is one of the stricter rules in Federal Way's municipal code. If you are unsure whether your situation complies, it is worth checking with the city before proceeding.
Shoreline Management
Federal Way's Shoreline Master Program is codified in FWRC Title 15, primarily Chapter 15.05. All uses and development in shoreline jurisdiction must conform to RCW 90.58 and the city's SMP regardless of whether a permit is otherwise required.
Key details: Code Section: FWRC Title 15, Ch. 15.05. Regulated Waters: Puget Sound + 7 named lakes. State Authority: RCW 90.58. Maximum Penalty: $1,000/day (state law).
Violations of the SMP are enforced under FWRC 1.15 and RCW 90.58. Penalties under RCW 90.58.210 can reach up to $1,000 per day per violation, plus restoration costs, and may include criminal misdemeanor charges for willful violations.
This is not one of those rules that cities tend to ignore. Federal Way actively enforces its shoreline management requirements.
Boat Dock Permits
Docks, piers, mooring buoys, and floats on Puget Sound or regulated lakes require a Shoreline Substantial Development Permit, Conditional Use, or written exemption under FWRC Chapter 15.05, plus state and federal approvals from WDFW and the U.S. Army Corps of Engineers.
Key details: Code Section: FWRC Chapter 15.05. Required Permits: Shoreline + WDFW HPA + Corps Section 10/404. Habitat Status: Critical salmonid habitat (salt water). Maximum Penalty: $1,000/day under RCW 90.58.210.
Building or installing an unpermitted dock is a violation of FWRC 15.05 and state shoreline law. Penalties under RCW 90.58.210 may reach up to $1,000 per day, plus removal and restoration costs, and possible misdemeanor charges for willful violations.
This is one of the stricter rules in Federal Way's municipal code. If you are unsure whether your situation complies, it is worth checking with the city before proceeding.
Flood Zones
Federal Way is a FEMA-participating community with floodplain along Hylebos Creek, Lakota Creek, and Puget Sound shoreline. New construction in mapped AE zones requires elevation 1 foot above base flood.
Key details: Freeboard: 1 ft above BFE. Zones: AE along creeks and Dumas Bay. Floodway fill: Prohibited. Substantial improvement: >50% value triggers compliance.
Contact your local code enforcement office for specific penalty information.
Compared to other cities, Federal Way takes a harder line on flood zones. The enforcement and penalty structure reflects that.
The Bottom Line
Federal Way is tougher than many cities when it comes to environmental rules. Out of the 6 rules covered here, 6 are rated strict. If you are a homeowner, renter, or business owner in Federal Way, take the time to understand these requirements before they become a problem. Most violations come with fines, and some repeat violations can escalate.
Keep in mind that Federal Way can amend these rules at any council meeting. For the most current version of any rule mentioned here, check the specific ordinance page, where we track updates as they happen.