Tacoma Stormwater & Sewer Connection Rules
Tacoma, Washington requires property owners and contractors to follow city rules for stormwater and sewer connections to protect public health and waterways. This guide explains who regulates connections, typical permitting steps, common violations, and how enforcement and appeals work under Tacoma municipal practice. It is written for homeowners, builders, and site managers who need clear action steps for permits, inspections, and reporting problems to the City of Tacoma.
Scope & Who Regulates
The City of Tacoma Public Works - Environmental Services (Surface Water Management) oversees stormwater controls, permitted discharges, and connections to the municipal storm/combined systems. Connections to sanitary sewer are regulated by the City’s wastewater collection rules and building-permit requirements. For operational questions or to report a stormwater issue, contact Surface Water Management for guidance and complaint intake via the city page below.[1]
Required Permits & Approvals
- Stormwater drainage review or site development permit where grading, new impervious surface, or changes to runoff occur.
- Sanitary sewer connection permit or inspection required for new building sewer tie-ins and lateral repairs.
- Stormwater pollution prevention plans (SWPPPs) and erosion control plans for construction sites above threshold sizes.
- Encroachment permits for work in or affecting public rights-of-way.
Typical application steps: confirm jurisdiction, prepare plan, submit to the City’s Permit Center or online portal, pay fees, schedule inspections, and obtain final approval before cover or occupancy.
Penalties & Enforcement
Enforcer: City of Tacoma Public Works - Environmental Services (Surface Water Management) and the City Permit Center administer compliance, inspections, and enforcement for stormwater and sewer connection violations. Complaint intake and reporting are handled by Surface Water Management and the city’s code enforcement intake.
- Monetary fines: specific fine amounts are not specified on the cited page.
- Escalation: first, repeat, and continuing offence ranges are not specified on the cited page.
- Non-monetary sanctions: stop-work orders, required corrective actions, notices of violation, lien or abatement actions, and referral to court may be used.
- Appeals and review: appeal routes typically follow administrative appeal processes through the Permit Center or prescribed review boards; time limits for appeals are not specified on the cited page.
- Inspection and complaint pathways: submit complaints or request inspections through Surface Water Management contact channels and the City Permit Center.
Applications & Forms
The city publishes permit application forms and submittal checklists via the Permit Center and Surface Water webpages; specific form numbers and fees are listed on the City of Tacoma permit pages and project submittal instructions. For some specialized permits (sewer lateral, encroachment), an online application or Permit Center intake is required.
Common Violations
- Illegal discharge of construction runoff or pollutants to storm drains.
- Unauthorized connections or alterations to the public sewer or storm system.
- Failure to implement required erosion and sediment controls during construction.
- Doing work in the public right-of-way without an encroachment permit.
Action Steps
- Confirm whether your project needs a stormwater or sewer permit by contacting the Permit Center or Surface Water Management.
- Prepare on-site erosion control and SWPPP documents before grading.
- Report illicit discharges or code violations to Surface Water Management immediately.
- If you receive enforcement, follow the corrective action, document compliance, and file an appeal if necessary within the stated deadlines.
FAQ
- Do I need a permit to connect my property to Tacoma's sewer?
- Yes; sewer connections and lateral repairs typically require a permit or inspection through the City of Tacoma Permit Center; check the Permit Center guidance for specific triggers and required documentation.
- How do I report a stormwater spill or illegal discharge?
- Report spills to the City of Tacoma Surface Water Management via the city’s reporting/contact page or emergency numbers when an immediate threat exists.[1]
- What happens if my construction site causes sediment to enter a storm drain?
- The city may issue a notice of violation, require corrective actions, and impose fines or stop-work orders; contact Surface Water Management for remediation steps.
How-To
- Identify whether your work affects stormwater or sanitary sewer systems by reviewing project scope against Permit Center checklists.
- Gather required documents: site plans, grading and drainage plans, SWPPP, and contractor licenses.
- Submit the application through the City of Tacoma Permit Center and pay applicable fees.
- Schedule required inspections during construction and provide documentation showing compliance with erosion-control measures.
- Obtain final approval before covering work or connecting to the public system; retain records of inspections and approvals.
Key Takeaways
- Always check permit trigger thresholds early—permits can prevent costly enforcement.
- Contact Surface Water Management for reporting and guidance on compliance.
Help and Support / Resources
- City of Tacoma Surface Water Management
- City of Tacoma Permit Center
- Tacoma Municipal Code (code library)
- City of Tacoma Public Works