Forms & Resources
Information provided to the City of Seattle is considered a public record and may be subject to public disclosure. For more information, see the Public Records Act, RCW Chapter 42.56.
(All documents PDF format unless noted otherwise.)
Water Availability Certificate
New water services
- Water Service Application and Agreement
- Request for Additional Water Services
- Disclosure of Environmental Conditions Addendum
- Water Meter Reset Application
- Track your tap request
- Development Charges - Water
- DSO charge menu
- Example small water service utility site plan
- Site plan markup tools
- Certificate of Insurance Example
Hydrants
Water main installations
Initiation
- Request for Utility System Improvement Contract
- Acknowledgement of contribution for water main
- Property Owner Installed Water Main Checklist
- Contractor information developer-installed water main
- Insurance sheets for developer's contractor
- Water quality checklist
Design
- Requesting hydrant flow test
- General notes for 4- through 12-inch water mains
- Selective notes for 4- through 12-inch water mains
- Easements
- Sample easement conditions
Pre-construction
Construction
- Contractor information developer-installed water main
- Developer installed water mains flow chart
- Insurance sheets for developer's contractor
- Property owner application to change water system distribution
- Property Owner Installed Water Main Checklist
- Water quality checklist
Drainage and wastewater information
- Apply for a sewer submeter
- Core Tap Procedures for Storm and Sewer Mains
- Drainage and wastewater (DWW) utility protection notes
- PAR issued after March 28, 2020: Drainage & wastewater improvement determination review request
- Request to enter a maintenance hole
- Tip 507, Build-Over and/or Re-Route Review and Approval Process
- Property Owner Installed Drainage or Wastewater Main Checklist
Latecomer Agreement
- Latecomer Agreement Application Form
- Cost Estimating Worksheet (XLSM format)
- Exhibit B - Assessment Reimbursement Area Parcel Roll (XLSM format)
- Latecomer Agreement New Assignment Contact Form
- Latecomer Agreement Contact Information Form
Construction and demolition
Maps
- Side sewer cards & maps – find lateral maps, aerial photographs, and side sewer cards
- Water and sewer map – research utility access for properties
- GIS Maps - request custom maps
- Property & Building Activity – find permit and construction activity
Records and publications
- CAD resources
- Permit & property records search
- Records Vault
- Standard Specifications & Plans
- Design Standards & Guidelines
Other resources
- Get started on a construction project, apply for a Preliminary Assessment Report (PAR) via the SDCI Project Portal
- Email the SDCI’s Side Sewer & Drainage Counter at sidesewerinfo@seattle.gov
- Apply for or check the status of an SDOT street use permit
- SDOT Street Improvement Permit Resources
- King County’s Industrial Wastewater Discharge Approvals
- Contact the Washington Utility Notification Center before you dig