Annexation
Visit our Annexation Information webpage.
Sanitary Sewer
System Planning
Land Use and Plan Review
- Service Provider Letter
- Design Standards
- Appendix A – Permitting and Submittal Requirements
- Appendix B – Sanitary Sewer Standard Detail Drawings
- Engineering Agreement – Sanitary Sewer
- Construction Notes – Sanitary Sewer
- Tap-In Fact Sheet
- Surface Water, Storm Drainage and Sanitary Sewer Easement (public) – contact Development Review Staff
Acceptance Forms
Source Control and Industrial Pretreatment
- Industrial Pretreatment: Non-residential questionnaire
- Application and Baseline Monitoring Report for Industrial Wastewater Discharge Permit
- Discharge Certification Report
- No Discharge Certification Report
- Application to Discharge Septic Tank Waste at the Tri-City Water Pollution Control Plant
- Total Toxic Organic Certification Report
Stormwater
Land Use and Plan Review
- Service Provider Letter
- Design standards
- Appendix A – Permitting and Submittal Requirements
- Appendix B – Planting and O&M Guidance
- Appendix C – Stormwater Typical Drawings and Standard Details
- Appendix D – Facility Sizing Methodology and Resources
- Infiltration Testing Report
- Engineering Agreement – Storm
- Construction Notes – Storm
- Surface Water, Storm Drainage and Sanitary Sewer Easement (public) – contact Development Review Staff
Completion Forms
Maintenance
- Public Maintenance Agreement
- Private Stormwater Management Facility Maintenance Agreement
- Stormwater Covenants, Conditions and Restrictions (CC&Rs) Recommendations
- Stormdrain Cleaning Assistance Program (SCAP) Available August through October
- Annual stormdrain structure maintenance report