Home system

Septic system maintenance

Tank & drain field. Below is everything your septic system needs to stay safe and efficient — sorted into what's critical, what saves money, and what's optional. Each task shows how often to do it, whether it's DIY, and what it typically costs.

Tasks:: 2
Typical yearly cost:: $300–$700

Clean the septic effluent filter

Money-saving

The effluent filter catches solids before they reach the drain field; it clogs and needs cleaning.

How often: Yearly
Who: DIY or pro
Cost: Up to $100
Time: 30 min

A clogged filter causes backups into the house and stresses the drain field.

How & when to do it

Pump the septic tank

Money-saving

Routine pumping prevents backups and protects the drain field.

How often: Every 3 yr
Who: Hire a pro
Cost: $300–$600
Time: 2 hr

A failed drain field is a $10,000+ replacement.

How & when to do it

Septic system maintenance FAQ

How often should I service my septic system?+

It depends on the task. clean the septic effluent filter once a year; pump the septic tank every 3 years. Your personalized manual schedules each one for you.

Can I do septic system maintenance myself?+

Many tasks are DIY-friendly. Some tasks can be done with basic tools, while others (pump the septic tank) are worth hiring a pro for.

What happens if I ignore septic system maintenance?+

A clogged filter causes backups into the house and stresses the drain field.

Planning aheadWhen to replace your septic systemTypical lifespan 20–40years, the signs it's time, and what replacement costs.