Trinity County, CA · Trinity County
Application for Onsite Wastewater Treatment System
Trinity County property owners use this application to request a permit for an onsite wastewater treatment system on their parcel.
At a glance
- Issued by
- City of Trinity County · Trinity County, Trinity County, California
- Notarization
- Not required: file this form without a notary.
- Official source
- trinitycounty.org
- Blank form
- Download the PDF
- Catalogued
- Machine-readable
- JSON record · about the forms index
What this form is
This application requests a Trinity County permit for an onsite wastewater treatment system. It asks for owner and parcel details, contact information, site directions, bedroom and bathroom counts, and information about supporting materials such as a site map, percolation tests, and engineering. The packet also includes setback guidelines, percolation test procedures, and inspection instructions.
Who needs it
Property owners applying for an onsite wastewater treatment system permit in Trinity County should complete this application and provide the requested site information.
How to submit it
Submit the application to the Trinity County Community Development Department, Environmental Health Division, at 61 Airport Road, PO Box 476, Weaverville, California 96093. The form lists $650.00 in the official-use section.
About notarization
This document is signed and dated without a notary; the percolation test results section also calls for a signature and date, but does not require notarization.
How to submit this form
- 1
Download the Application
Download the Trinity County onsite wastewater treatment system application PDF.
- 2
Complete the Application
Enter the owner, parcel, contact, site direction, bedroom, and bathroom information requested on the form.
- 3
Gather Supporting Materials
Review the packet instructions for the detailed site map, percolation tests, engineering, and other listed materials.
- 4
Submit to the County
Submit the application to the Trinity County Environmental Health Division at the address shown on the form.
Frequently asked questions
- Do I need a notary for the OWTS Application?
- No. The application is signed and dated without a notary; the percolation test results section also calls for a signature and date, but does not require notarization.
- How do I submit the OWTS Application?
- Submit it to the Trinity County Community Development Department, Environmental Health Division, at 61 Airport Road, PO Box 476, Weaverville, California 96093.
- What information does the OWTS Application ask for?
- It asks for owner and parcel details, contact information, site directions, bedroom and bathroom counts, and information about supporting materials such as a site map and percolation tests.
- What does the application packet include?
- The packet includes setback guidelines, percolation test procedures, and instructions about site maps and inspections.