US Environmental Protection Agency Septic Systems – Guidelines for small, privately owned septic (onsite) wastewater treatment systems. A management handbook, policies, tools and resources are available.
Washington State Department of Ecology – Sign up for a variety of informative e-newsletters on topics such as: Air Quality, Climate Change, Committees & Conferences, Environmental Education, Grants & Loans, SEPA, Stormwater, Rulemaking, Waste, Water, Wetlands, and more.
Washington State Water Rights Information – The waters of Washington State collectively belong to the public and cannot be owned by any one individual or group. Instead, individuals or groups may be granted rights to use them. Find out how to apply for water rights and much more.
Washington State Well Log Viewer – A Well Log means a Well Report and describes the location, ownership, construction details and lithology of a completed well. This web site enables you to search for wells which have well reports and to view the well report using a variety of search tools.