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Septic System Forms
Permits New Construction permit: Minimal requirements include the completion of a Sewage Permit/Evaluation Application, Site Application Project plan, and Permission to Enter form.The Site Application Project Plan: Certain information is critical to being able to evaluate a proposed onsite sewage system. These include,The source of drinking water supply,size of the parcel,type and use of building being constructed,location of existing and proposed utilities, anda dimensioned site plan showing proposed initial system, the reserve area, soil logs and other soil tests, general topography and/or slope, drainage characteristics including streams, ponds, and wetlands, and any existing or proposed easements or encumbrances.A total of …
Environmental Health - Feb. 1, 2018, 2:08 p.m.
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How-To Training & Resources
If you need additional assistance with applying for a permit, please contact the Permit Center at 360-740-1146. Getting Started with SmartGov Link to SmartGov PortalVideo Tutorials:Creating a SmartGov Portal AccountNotification of Approval or IssuancePDF Tutorial: Creating a SmartGov Portal Account Master Site Review (MSR) / Land Development Review (LDR) The MSR is the first step for development. The planning department will review your proposal and verify that it meets all county zoning and critical areas regulations. This step also identifies what county, state and federal permits are needed for your development. After the MSR has been approved, you can apply …
Community Development - Oct. 29, 2018, 3:02 p.m.
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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.
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Known Toxic Sites
Superfund Sites are described as "Thousands of contaminated sites exist nationally due to hazardous waste being dumped, left out in the open, or otherwise improperly managed. These sites include manufacturing facilities, processing plants, landfills and mining sites." EPA, What is a Superfund?For more information on this please see Environmental Protection AgencySearch for Superfund Sites in the Pacific Northwest and Alaska. Various Articles Washington State Department of Ecology Site Clean-up Search PageState identifies more toxic sites needing cleanupWashington State Department of Ecology,Toxic Cleanups: Hazardous Sites List
Environmental Health - Oct. 23, 2014, 2:01 p.m.
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Solid Waste / Hazardous Program
Medication Drop Box Program Known Toxic Sites Tire Recycling Events Exempt & Permitted Sites The Solid and Hazardous Waste Program is a division of Lewis County Environmental Health. Our duties include permitting of waste sites, incinerators, demolition sites, and landfill permits. We also resolve potential public health issues relating to solid and hazardous wastes.For issues such as hulk vehicles, leaking septics, solid waste build-up, or other potential violations, visit Lewis County Code Compliance.If you are looking for information on solid and hazardous waste planning, education, and collection, visit Lewis County Solid Waste Utilities.For more information on Solid and Hazardous Waste …
Environmental Health - Oct. 23, 2014, 1:58 p.m.
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Group B
These are water supplies that serve 2 to 14 service connections and fewer than 25 people per day or 25 or more people per day for less than 60 days per year. Group B systems are regulated by Lewis County Public Health & Social Services under Lewis County Code 8.55.If your project requires a Professional Engineer or Licensed Hydrogeologist, see the "How to Hire an Licensed Professional" on our "List of Licensed Professionals" page.For more information on obtaining Group B design approval, see our "Resources and forms for Professional Engineers and Licensed Hydrogeologists" page.APPLICATIONS AND PERMITSWAN (Water Availability Notice)Who needs …
Environmental Health - Jan. 19, 2021, 12:53 p.m.
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Group A
These are water supplies that regularly serve 15 or more residential connections, 25 or more people per day for 60 or more days per year, or 1000 people for two days or more per year. Group A systems are regulated by the Washington State Department of Health (WSDOH) under WAC 246-290; Lewis County has an agreement with the State on Group A projects to administer and review WAN's and Well Site Inspections (see permitting and applications below).If you are interested in developing or revising a Group A system contact WSDOH at (360) 236-3030. For information on Group A Systems see …
Environmental Health - Jan. 19, 2021, 12:53 p.m.
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Two-Connection
Wells that serve two dwelling units or small businesses are by definition a Group B Water Supply. However, Lewis County Code 8.55 establishes reduced regulatory requirements for these types of water systems, LCC 8.55.020 (3). If the proposed water supply will serve two connections or less and does not provide water to 25 or more people per day, the following materials and information apply.Do you need help determining what type of well you have/are proposing? See the flow chart below and the requirements for each type of well in LCC 8.55.020 (3) TABLE 1:If the flow chart above said to …
Environmental Health - Jan. 19, 2021, 12:54 p.m.
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Medical Waste, Prescriptions, Sharps Disposal
Medical WasteStericycle offers disposal services for sharps and other medical waste. See the web site for contact information.Sharps DisposalResidential sharps (needles and diabetic lancets) are both dangerous and a biological hazard. Proper management is required to prevent injury and the spread of disease. Please use an approved sharps container for needles and lancets. Containers of sharps from a RESIDENTIAL USER ONLY, 1 Gallon per residential customer per day limit may be safely disposed of at the Lewis County Central Transfer Station (look for the sharps disposal barrel near the entrance to the Hazo Hut) and the East Lewis County Transfer …
Solid Waste - Feb. 4, 2016, 12:27 p.m.
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Facilities Call for Bids
Current Projects: June 30, 2023 Community Development Sheetrock and Painting Project #31-2102-SRP Lewis County is soliciting bids from the Small Works Roster for the provision and installation of gypsum wallboard and interior painting of an office space at 125 NW Chehalis Ave. in Chehalis WA.Call for BidsDesign DrawingsProject Manual Vol1Project Manual Vol 2Floorplan June 13, 2023 Rainier Block Site Improvements Lewis County is soliciting bides for the Rainier Block Site Improvements Project.Bid PacketDesign DrawingsDesign Specifications - RevisedBid Q&A December 20, 2022 Historic Courthouse Masonry Restoration Project Lewis County is solicitiong bids for the Historic Courthouse Masonry Restoration Project. Bids are …
Sept. 24, 2025, 10:12 a.m.