1. Surface Water / Utilities

    The Surface Water / Utilities Section is responsible for the following functions: Reviewing applications of proposed developments for concerns impacting Public Works. Determining that stormwater submittals meet requirements of local stormwater regulations. Addressing drainage of public roads and right-of-ways. Providing hydrologic and hydraulic assistance within Public Works, and to other departments and programs. Obtaining agency environmental permits for Public Works projects. Evaluating adequate stormwater management measures to meet specific local, state, and federal requirements. Administering consultant contracts for specific water management and environmental projects. Applying for grants to fund surface water management and environmental project.


    Public Works - May 5, 2009, 3:42 p.m.

  2. Onalaska Subarea Plan Open House

    Onalaska Subarea Plan Open House in the Community Development Hearing Room, 125 NW Chehalis Avenue, Chehalis, 4:00-6:00pm. Materials are on the Onalaska Subarea Plan webpage https://lewiscountywa.gov/departments/community-development/rezones/comprehensive-plan-and-development-regulation-amendments/onalaska-subarea-plan/


    Community Development - March 6, 2025, 1:47 p.m.

  3. Septic Program

    Updates to Lewis County Code 8.40, On-Site Sewage Systems LCC 8.40, 2025On August 26, 2025, the Lewis County Board of County Commissioners approved an updated Lewis County Code 8.40, On-Site Sewage Systems. Please see the attached document for the updated code. While the new code has not been published as of yet, it is effective as of August 26, 2025. To request a septic system construction final inspection, please call the Septic Inspection line at (360) 740-1330. Applications & Fees Test Pit Guidelines Gravity Construction Standards List of Certified Professionals (Designers, Installers, Pumpers) Certified Professional Resources FAQ Onsite Septic Homeowners …


    Environmental Health - Jan. 30, 2018, 3:13 p.m.

  4. Lewis County Planning Commission

    Purpose The Planning Commission assists the Community Development department in carrying out its duties, including assistance in the preparation and execution of the comprehensive plan and the adoption of development regulations for Lewis County, Washington. The Planning Commission holds workshops and public hearings and makes recommendations to the Board of County Commissioners, whom ultimately vote to approve amendments to the County’s comprehensive plan and development regulations. Members The Planning Commission is made up of seven (7) members appointed by the Board of County Commissioners. Any resident in Lewis County can apply to serve on the Planning Commission. The Board of …


    Community Development - Jan. 26, 2024, 10:32 a.m.

  5. Frequently Asked Questions (FAQs)

    Do I need a permit to replace my pump? No. Work that is conducted within the septic/pump tank does not require a permit generally. Examples of this type of work that do NOT require a permit includes cleaning, changing, or retrofitting your tank with an effluent filter, measuring sludge accumulation, pumping the septic tank/pump chamber, or cleaning of the back-flow prevention valve. If the tank needs to be replaced, this DOES require a permit for tank placement. How much does a septic permit cost? The permit application fees are available here (see "Fees" at the bottom of the page). Do …


    Environmental Health - March 21, 2016, 1:50 p.m.

  6. Packwood Subarea Plan Phase 2 Open House

    Packwood Subarea Plan Phase 2 Open House at the Packwood Community Hall, 12935 US-12 Packwood, 5:30-7:30pm. Materials are on the Packwood Subarea Plan webpage https://lewiscountywa.gov/departments/community-development/rezones/comprehensive-plan-and-development-regulation-amendments/packwood-subarea-plan/


    Community Development - March 6, 2025, 1:45 p.m.

  7. 2020 Sales for 2021 Assessments for 2022 Tax Year

    The following page(s) list sales in Lewis County for the calendar year of 2020. Sales from 2020 were the primary market data used in setting values for Assessment Year 2021 for Taxes payable in 2022. The assessment/lien date for Assessment Year 2021 is 1/1/2021. This means your assessed value for assessment year 2021 should reflect 100% of the market value of your property as of 1/1/2021.Citizens using this information should perform their own research to verify that each transaction is “arm’s length.” An arm’s length transaction is defined as “A transaction between unrelated parties under no duress.” (Appraisal Institute, The …


    Assessor - Nov. 10, 2021, 11:11 a.m.

  8. Job Descriptions

    A B C 911 Executive Director911 Public Safety AdministratorAccountant CF111Accounting Analyst PHSS 1739Public Health Accounting Manager CF115Public Works Accounting Manager CF115Accounting Specialist (Lead) CF114LAccounting Specialist CF114Accounting Specialist SR CF115Accounting Technician CF113Administrative Assistant II OB113Administrative Assistant - Grant Administrator PW202Administrative Assistant OB112Administrative Assistant Senior OB111Administrative Paralegal LS126Airport Systems Manager AC100Animal Shelter Assistant AN103Animal Shelter Cleaner AN103CAnimal Shelter Manager AN100Animal Shelter Technician AN102Appraiser IAppraiser II AS114Appraiser III AS113Assistant County Engineer PW200Assistant Deputy Court Administrator SC110Assistant Planner PP160Associate Engineer - EIT EN304 Bailiff BAI 100Breast Feeding Peer Counselor SS170Budget Administrator BS111Budget Service Manager BS112Budget Technician BS130Building Inspector I BI134Building Inspector II BI133Building Inspector …


    Human Resources - Oct. 19, 2022, 3:54 p.m.

  9. RV Parks & Campground Code Update

    Lewis County is updating development regulations related to RV Parks and Campgrounds. The draft amendments are available for public review. Materials BOCC2023-10-03 FINAL Ordinance 13482023-09-27 BOCC Staff Presentation2023-09-14 Notice of Hearing2023-09-12 DRAFT Ordinance 13482023-08-31 BOCC Staff ReportSEPASEP23-0026 DNSSEP23-0026 Environmental ChecklistSEP23-0026 Tracking SheetPlanning Commission2023-07-31 Letter of Transmittal2023-07-25 Planning Commission Staff Presentation2023-07-25 Planning Commission Meeting Notes2023-07-03 Planning Commission Staff Report2023-07-03 Lewis County Code Chapter 17.10, Definitions2023-07-03 Lewis County Code Chapter 17.144, RV Parks and Campgrounds2023-07-03 Lewis County Code Chapter 16.04, Definitions2023-07-03 Lewis County Code Chapter 17.30.460, Accessory Uses2023-07-03 Lewis County Code Chapter 17.42, Zoning Summary2023-07-03 Lewis County Code Chapter 16.14, Recreational Vehicle …


    Community Development - May 18, 2023, 2:17 p.m.

  10. 2021 Sales for 2022 Assessments for 2023 Tax Year

    The following page(s) list sales in Lewis County for the calendar year of 2021. Sales from 2021 were the primary market data used in setting values for Assessment Year 2022 for Taxes payable in 2023. The assessment/lien date for Assessment Year 2022 is 1/1/2022. This means your assessed value for assessment year 2022 should reflect 100% of the market value of your property as of 1/1/2022.Citizens using this information should perform their own research to verify that each transaction is “arm’s length.” An arm’s length transaction is defined as “A transaction between unrelated parties under no duress.” (Appraisal Institute, The …


    Assessor - Nov. 15, 2022, 10:18 a.m.