Stormwater permits in City of Shoreline: fees, timeline & requirements (2026)
Everything you need to know about pulling a stormwater / drainage permit in City of Shoreline, Washington — when one is required, what it costs, how long review takes, what documents are required, and which inspections you can expect. Cited to Shoreline uses its own permit center..
Free lookup, no account needed — your lot polygon, zoning, setbacks and overlays, cited to City of Shoreline's source.
When does a stormwater / drainage need a permit in City of Shoreline?
KC Surface Water Design Manual 2021 (KCC 9.04 + adopted by reference in most KC cities) sets the 2,000 sqft new+replaced impervious threshold for "small project" drainage review; ≥5,000 sqft triggers full drainage review. Different thresholds in critical-area drainage basins.
Required submittals
- drainage report (full or simplified)
- site plan with impervious calc
- BMP / facility detail
- geotech if infiltration claimed
Inspection sequence
- pre-construction (BMPs in place)
- facility installation
- final stabilization
Contractor specialties needed
general
Who can do this work in City of Shoreline?
Kolmo Construction is a licensed Washington general contractor — KOLMOL*753JS, active through April 10, 2027, bonded and insured — working throughout City of Shoreline and King County. Kolmo prepares the drawings and submittals, files the stormwater / drainage permit with Shoreline uses its own permit center., carries the project through review and inspections, and performs the construction. Call (206) 410-5100 for a City of Shoreline stormwater / drainage quote.
Notes & caveats
Surface Water Report required when ≥2,000 sqft new/replaced hard surface — follows EDM Appendix C. SWPPP Short Form usable when <5,000 sqft hard surface AND <7,000 sqft disturbance; otherwise Ecology template required. Declaration of Covenant – Stormwater Facilities required when project proposes on-site stormwater facilities (EDM Ch. 4.9). CSWGP via WA DOE may be required for larger sites.
Stormwater permit fee estimate in City of Shoreline
Worked example for a $25,000 stormwater / drainage project (building permit). Your actual fee scales with project valuation.
| Building permit fee | $229 |
| Plan review | $148.85 |
| WA state surcharge | $4.5 |
| Estimated total | $382.35 |
Drainage review fee commonly tiered by project size; small project ~$300-$800, full drainage review $1,500+. Apply electronically via eTRAKiT (https://www.shorelinewa.gov/government/departments/planning-community-development/permit-center-remote-services/register-for-a-professional-etrakit-account). Computed from the City of Shoreline fee bracket schedule · source ↗. Impact/utility fees may apply separately.
How to apply yourself
- 1. Confirm your parcel's zoning & overlays. Run an address lookup for your City of Shoreline stormwater / drainage — we'll pull your specific lot polygon, zoning, setbacks, and any shoreline/ECA/historic overlays.
- 2. Assemble submittals (4).
- 3. Submit through the city portal: Shoreline uses its own permit center. ↗
- 4. Track review (typical: —). Respond to reviewer comments promptly.
- 5. Pay issuance fees (Drainage review fee commonly tiered by project size; small project ~$300-$800, full drainage review $1,500+. Apply electronically via eTRAKiT (https://www.shorelinewa.gov/government/departments/planning-community-development/permit-center-remote-services/register-for-a-professional-etrakit-account).) and pick up the permit. Inspection card travels with the job.
Or have Kolmo do it
We pull stormwater / drainage permits in City of Shoreline every month. We prepare the drawings and submittals, file with Shoreline uses its own permit center., handle reviewer comments, and build the project.
Licensed WA general contractor KOLMOL*753JS · bonded & insured
Stormwater permits in City of Shoreline — FAQ
When does a stormwater / drainage need a permit in City of Shoreline?
KC Surface Water Design Manual 2021 (KCC 9.04 + adopted by reference in most KC cities) sets the 2,000 sqft new+replaced impervious threshold for "small project" drainage review; ≥5,000 sqft triggers full drainage review. Different thresholds in critical-area drainage basins.
How much does a stormwater / drainage permit cost in City of Shoreline?
For a $25,000 stormwater / drainage project, the estimated City of Shoreline permit fee is about $382.35 — building fee $229 + plan review $148.85 + surcharges. Fees scale with project valuation per the city schedule.