The Sonoma Valley County Sanitation District asks owners of older properties to have their sewer laterals inspected. If yours came back with a defect, or it backs up every winter, we can tell you what you are actually dealing with.
Sonoma has a great deal of housing built before 1960, and clay pipe was the standard lateral material through most of that period. Clay copes with being buried. What it does not cope with is time. The joints separate, roots move in through the gaps, and the heavy soils in the valley shift enough to crack and offset whole sections of pipe.
If your property sits inside the Sonoma Valley County Sanitation District and is thirty years or older, the district asks that the private lateral be inspected, and repaired where a defect is found. The district conducts video inspections, and owners who decline that may be asked to hire a qualified company at their own cost. Where an inspection identifies a serious defect, there is a window to get the repair done. Program details change, so confirm the current requirements with the district rather than taking a plumber’s word for it.
Whether you are holding an inspection report or watching your drains back up the week the rain starts, the useful next step is the same. Establish whether you have a line that needs cleaning or a line that has failed.
An inspection report gives you a rating. It does not tell you what to do about it. We have worked on Sonoma Valley laterals since 1986, and our habit is to clean and monitor a line that still has service left in it rather than replace it because a report read badly.
The Sonoma Valley County Sanitation District requires owners of property thirty years or older to have their sewer laterals inspected, and repaired if necessary, to prevent sewer overflows. Whether your specific address falls inside the district is worth confirming with them, along with the current program rules.
It depends entirely on what the defect is. Root intrusion in a pipe that is otherwise sound is a cleaning problem. An offset joint, a crack, or a collapsed section is a repair problem. The footage distinguishes the two, and that distinction is the whole decision.
Clay was the standard lateral material for homes built before 1960, and it is laid in short sections with a joint between each one. As the valley’s heavy soils swell and shrink through the seasons, those joints work apart. A separated joint is an open door for roots.
No. A single failed section with sound pipe on either side of it is usually a spot repair. Full replacement is for lines that have failed along their length, or where the material itself has run out of service life. We would rather do the smaller job when the smaller job is the right one.
It can, if the pipe has already lost its structure, which is exactly why we put a camera down before we put water down. Sound clay cleans up well. Cracked or collapsed clay needs repair, and jetting it first would only make the mess worse.
Yes. We cover Sonoma and Marin counties, including properties on rural roads and outside incorporated boundaries.
From the Marin coast to Sonoma wine country, we bring honest plumbing, heating & cooling to homeowners across both counties — based locally since 1986.