: If every sink, shower, and toilet in the house is draining slowly, the issue is likely in the main line rather than a single fixture.
Items like "flushable" wipes, paper towels, and hygiene products do not dissolve and can easily snag in the main line. 1.1.2
If snaking from the house doesn't work, go to the tank. clog between house and septic tank
Sinks, showers, and toilets across different rooms all drain slowly at once. 1.2.7
Have your tank pumped every 3–5 years to prevent solid waste from backing up into the inlet pipe. 1.1.1 : If every sink, shower, and toilet in
While a standard localized clog affects only one sink or toilet, a main line blockage impacts the . 1.2.6
Before you start digging or snaking, confirm the clog is actually between the house and the tank, and not inside the tank. Sinks, showers, and toilets across different rooms all
: A foul smell of sewer gas near the home's foundation or inside bathrooms often indicates waste is sitting in the pipes. Typical Causes
Shifting soil or heavy traffic above the line can cause older pipes (clay or concrete) to collapse or sag. 1.3.4 How to Diagnose and Fix
You likely have a broken baffle or collapsed line . This requires excavation.