Links to County Requirements For Gravity Systems*
For Plumas County's 'Sewage Disposal System Installation Manual' - includes setback table and diagram, as well as an illustrated summary of installation requirements for standard and gravelless systems:
For Plumas County's home page:
For general requirements and good practices see the FAQ page for Gravity System Requirements:
For UPC specifics:
Cities and towns (requirements may differ)
*The information on this page is a summary for quick reference only and may not represent the latest standards. For complete and up-to-date information, see each counties official website.