Building Forms & Documents > Onsite Wastewater Treatment Systems (Septic Systems)

Name Description Type Action
County of SLO LAMP Onsite Wastewater Treatment Systems (OWTS) Local Agency Management Program (LAMP) File Download
Countywide Rainfall Coverage Map Applicants reference this map to determine minimum parcel size for subdivision of parcels served by onsite wastewater treatments systems (OWTS) File Download
Existing Septic Verification Form Property owners and qualified professionals use this form to report the capacity and condition of the existing septic system (OWTS) to the County. (Form BLD-1019). File Download
Homeowner Guide to Septic Systems (English) Information for homeowners on proper operation and maintenance of residential septic systems (OWTS-English). File Download
Homeowner Guide to Septic Systems (Español) Information for homeowners on proper operation and maintenance of residential septic systems (OWTS-Español). File Download
LAMP Executive Summary 2017 This is a summary of the County's Proposed Local Agency Management Program (LAMP) for Onsite Wastewater Treatment Systems. File Download
LAMP FAQs Document A list of the most frequently asked questions regarding the Local Agency Management Program for Onsite Wastewater Treatment Systems (BLD-2026) File Download
LAMP Outreach Meeting Flyer LAMP Outreach Meeting Flyer (SLO and Atascadero Locations) File Download
Permitted Liquid Waste Haulers Reference list of permitted liquid waste haulers (Form BLD-2027). To be added to the list, email planning@co.slo.ca.us and provide a copy of the permit issued by the County of SLO Environmental Health Department. File Download
Septic Dos and Don’ts (English) Informational tips for property owners on prolonging the functionality of septic systems (OWTS-English). File Download
Septic Dos and Don’ts (Español) Informational tips for property owners on prolonging the functionality of septic systems (OWTS-Español). File Download
Septic Tank Inspection Report Qualified professionals use this form to report the results of septic system (OWTS) inspections to property owners and the County. (Form BLD-1030). File Download
SLO-County-PROPOSED-FINAL-LAMP_Web-Version_122817 File Download
State OWTS Policy State of California policy regulating Onsite Wastewater Treatment Systems (OWTS Policy) File Download
Top 10 Ways to be a Good Septic Owner 10 Tips for property owners to follow for maintaining septic systems (OWTS) in optimal condition from the EPA. File Download
UPDATED Criteria for Onsite Wastewater Treatment Systems Applicants reference these standards to determine the permitting authority for construction or repair of onsite wastewater treatment systems. (BLD-2028) File Download
Washing Machine Greywater Disposal Guide Guidelines for establishing an outdoor greywater disposal system for single family residential washing machines. (Form BLD-2008) File Download

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