Sewer Smell After Rain: What It Means and What to Check
Why a sewer smell after rain shows up indoors or in the yard: a surcharged sewer main, a wet roof vent, dry traps or a cracked lateral, and how to tell which.
Guides
Straight answers about sewer line problems, costs and what to expect from a contractor — written for houses in San Diego and San Diego County, not for the whole country.
Why a sewer smell after rain shows up indoors or in the yard: a surcharged sewer main, a wet roof vent, dry traps or a cracked lateral, and how to tell which.
Sewer repair in the rainy season: an open trench in wet weather, trenchless repair in the rain, plated trenches, and how to schedule a job around storms.
Expansive clay soil and sewer pipes: how a summer of shrinking and the first November rain shift joints, crack cast iron hubs and break old sewer lines.
Sewer gas smell in the house? The usual causes in order of likelihood: dry traps, failed wax rings, blocked vents and cracked cast iron, plus free tests.
Sewer line repair for a rental property: the first two hours of a tenant backup, what to fix now versus later, shared duplex laterals, tax and insurance.
Sewer pipe lining cost in San Diego: per-foot rates for CIPP lining and pipe bursting, the pits, the connection at the main, and why bids differ.
Kill tree roots in a sewer line with copper sulfate or foam? An honest look at what San Diego root products do, what they don't, and what the utility says.
A fall sewer checklist for San Diego homes before the November-to-March rains: cleanouts, roots, low drains, yard drainage and what to camera now.
Sewer root clogs in San Diego cluster from July to October. The irrigation and drought calendar behind the peak, and when to jet or line a lateral first.
Tree roots in a sewer line in San Diego: why ficus, eucalyptus, pepper trees and jacarandas find the pipes, which pipes they enter, and which fixes last.
City of San Diego sewer lateral rules: who is responsible from the house to the main, how other county agencies differ, and how to confirm yours.
Pipe inspection with a sewer camera in San Diego: what $250–$500 of footage shows, how the locate works, and how to spot an inspection that is a sales tool.
Trenchless pipe repair: how CIPP lining and pipe bursting sewer line replacement work, which San Diego pipe problems each fixes, and when neither does.
Sewer repair cost by method in San Diego for 2026, from a $250 camera to a $20,000 trenchless replacement, with worked examples on 1950s laterals.
Broken sewer line signs in a San Diego house: backups, gurgling, smells, wet ground in a dry yard, and how old cast iron and clay pipes fail.
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