Skip to main content
Bellevue home
  • Bellevue Home
  • City Government
    • Boards, Commissions and Committees
    • City Code, Resolutions and Ordinances
    • City Council
    • Communications
    • Departments
    • East Bellevue Community Council
    • Hot Topics and Initiatives
    • Public Records Requests
    • Sister Cities
  • Departments
    • City Attorney's Office
    • City Clerk's Office
    • City Manager's Office
    • Communications
    • Community Development
    • Development Services
    • Emergency Management
    • Finance & Asset Management
    • Fire
    • Human Resources
    • Information Technology
    • Parks & Community Services
    • Police
    • Transportation
    • Utilities
  • Discover Bellevue
    • About Us
    • Bellevue Television
    • City News
    • Things to Do
    • Arts in Bellevue
    • Parks and Trails
    • Economic Development
  • Doing Business
    • Building and Zoning
    • Doing Business in Bellevue
    • Doing Business with Bellevue
  • Public Safety
    • Police
    • Fire
    • Emergencies and Extreme Weather
    • Emergency Preparedness
    • Municipal Court
    • Neighborhood Traffic Safety
    • Probation
    • Public Defenders
  • Resident Resources
    • ADA and Language Access Resources
    • Customer Assistance
    • Conflict Assistance
    • Diversity Advantage
    • Neighborhoods
    • Newcomers Guide
    • Permits, Parking and Utilities
    • Volunteering
    • Local Service Agencies
City of Bellevue, WA Development Services
English Español 简体中文 繁體中文 日本語 한국어 Pусский Tiếng Việt

Storm Drainage Report

Breadcrumb

  1. Home
  2. City Government
  3. Departments
  4. Development Services
  5. Permits
  6. Plan Submittal Resources
bellevue_41370754157.jpg

How may I help you?

This is an artificial-intelligence (AI) chatbot designed to provide general information about various city topics. If you are having an emergency of any kind, please call 911 immediately. The chatbot is still learning about all of our services and may occasionally provide an incorrect answer.

Give Feedback
  • Copied to clipboard

    Plan Submittal Resources

    • Addressing Site Plan
    • Administrative Departures
    • Architectural Plan
    • Assessors Map
    • Basic Site Plan
    • Boundary and Topographic Survey
    • Building Design Documents
    • Building Elevations
    • Building Floor Plan
    • Clearing and Grading CSWPPP Requirements
    • Comprehensive Plan Policy
    • Deferred Submittal Guidelines
    • Design Guidelines
    • Easements Plan
    • Egress Lighting Requirements and Inspection
    • Fire Response Plan
    • Generator Permit Requirements
    • Landscape Plan
    • Lot Layout Plan
    • Mitigation Plan
    • Onsite Exterior Lighting Plan
    • Plat Map
    • Pool and Spa Plan
    • Preapplication Conference for Preliminary Plats and Planned Unit Developments
    • Preliminary Civil Plans
    • Preliminary Storm Drainage Report
    • Preliminary Traffic Plans
    • Project Proposal
    • Requirements for Recorded Documents
    • Residential Site Plan
    • Road Plan
    • Shoring Plan
    • Sign Permits - Building Review
    • Sign Permits - Plans and Drawings
    • Site Coordination Plan
    • Site and Infrastructure Design Documents
    • State Construction Stormwater General Permit
    • Storm Drainage Report
    • Stormwater Site Plan
    • Street Lighting Plan
    • Structural Plan Requirements
    • Variance Criteria Letter

    Storm Drainage Report 

    Some building and utilities permits issued by the City of Bellevue require a storm drainage report to be submitted for plan review. Prepare your report using the requirements outlined in the most current City of Bellevue Surface Water Engineering Standards (SWES), Section D2 - D6. For assistance in submitting your report online, refer to Electronic Plan Requirements and Electronic Review Efficiency. For questions regarding your submittal, contact the Utilities Review desk. 

    • All plan sheets must be a minimum of 18 x 24 inches.  
    • Storm drainage reports must be on 8 ½ x 11 inches and should be separate from the geotechnical report. 

    Project Information 

    • Project address 
    • Name, address and stamp of preparer (if a licensed individual) 
    • Vicinity map 

    Report Requirements 

    • Table of contents. 
    • Utility standards and Department of Ecology codes pertinent to the project. 
    • Project overview - existing and proposed conditions. 
    • One quarter mile downstream analysis. 
    • Off-site capacity analysis (if applicable). 
    • Site Assessment and Planning Packet 
    • Pre-developed and post-developed chart showing square footage of hard surfaces and pervious surfaces. 
    • Figure 1.4 or 1.5 highlighting the flow path used to determine stormwater minimum requirements for the project. 
    • Highlight flow path Reference SWES, Figure 5.1, for infiltration feasibility.
    • Details of infiltration testing, if required (test hole must be a minimum of six feet deep per SWES Appendix D-10). 
    • Discussion of how each minimum requirement is being met. 
    • Thorough discussion of List #1, List #2 or LID performance standard (SWES D104.2(e)). Include infeasibility criteria per SWES Table D-9.1 and D-9.2. 
    • Sizing calculations for Best Management Practices (BMPs) proposed. 
    • When required per SWES D4-03, provide hydrologic/hydraulic calculation methodologies, inputs, assumptions and results for analysis of off-site conveyance capacity. 

    Contact

    Utility Review
    Telephone
    425-452-4187
    Email
    utilityreview@bellevuewa.gov

    Reasonable Accommodation

    For alternate formats, interpreters, or reasonable modification requests please phone at least 48 hours in advance 425-452-6800 (voice) or email servicefirst@bellevuewa.gov. For complaints regarding modifications, contact the City of Bellevue ADA, Title VI, and Equal Opportunity Officer at ADATitleVI@bellevuewa.gov.

    City of Bellevue sealCity of Bellevue, WA

    • 450 110th Avenue NE
    • Bellevue, WA 98004
    • Directions to City Hall
    • 425-452-6800
    • servicefirst@bellevuewa.gov
    • Contact Us / City Directory
    • Monday - Friday 8 a.m. - 4 p.m.

    Footer Menu Contacts

    • MyBellevue Customer Assistance
    • Careers
    • ADA/Title VI Notices

    Languages

    • English
    • Español
    • 简体中文
    • 繁體中文
    • 日本語
    • 한국어
    • Pусский
    • Tiếng Việt

    Request a Translation

    • Request a Translation
    • اطلب ترجمة
    • 申请翻译
    • 要求翻譯
    • अनुवाद का अनुरोध करें
    • 翻訳をリクエストする
    • 번역 요청
    • درخواست ترجمه
    • ਅਨੁਵਾਦ ਦੀ ਬੇਨਤੀ ਕਰੋ
    • Запрос на перевод
    • Solicitud de traducción
    • అనువాదం అడగండి
    • ترجمےکے لئے ایک درخواست
    • Yêu cầu bản dịch
    • ትርጉም መጠየቅ

    Social Media

    © 2024 City of Bellevue | All Rights Reserved. | ADA/Title VI Notices | Terms of Use | Privacy Policy | Site Map