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Regulation/Sewage Management Plan

Links to septic system laws, codes and regulations.

Laws and Codes

Washington Administrative Code -  Chapter 246-272A WAC - Onsite Sewage Systems

Jefferson County Code - Chapter 8.15-Onsite Sewage Disposal Systems 

View the Jefferson County Sewage Management Plan (adopted 8-16-07),

Jefferson County Policies

Policy Statement Number 97–02
Program: On-Site Sewage
Subject: Minimum Land Area Requirements

Policy Statement Number 4–88
Program: On-Site Sewage Disposal
Subject: Pit Privies

Policy Statement Number 93-04
Wet Season Evaluation Policy

Policy Statement Number 93-05
Drainfield Easement

Policy Statement Number 01-01
Program: Wastewater
Subject: Design Standards for Site Constructed Elevated Fixed Media Filter Vessels

Policy Statement Number 1–89
Program: On-Site Sewage Disposal
Subject: Alterations, Additions, Repairs, Remodels, and New Construction/Certification of Occupancy

Policy Statement Number 3–91
Program: On-Site Sewage Treatment
Subject: Vertical Separation

Policy Statement Number 04-01
On-site Sewage Disposal
Evaluation of existing onsite sewage systems

Water / Sewer Line Crossing Policy


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Jefferson County Jefferson County Public Health
615 Sheridan Street - Port Townsend, WA 98368
Community Health: 360.385.9400 | Environmental Health: 360.385.9444