Is your tank due? Watch for these signs
- It's been 3 or more years since the last pump-out
- Slow drains in tubs, sinks, or toilets
- Gurgling sounds in the plumbing
- Sewage smell near the tank or in the yard
- Soggy, extra-green grass over the tank or drainfield
- You're buying or selling the home
See all 9 warning signs →
How often to pump
| Tank size | 1–2 people | 3–4 people | 5–6 people |
|---|
| 750 gal | 3–4 yrs | 2 yrs | 1 yr |
| 1,000 gal | 5 yrs | 3 yrs | 2 yrs |
| 1,250 gal | 6 yrs | 4 yrs | 2–3 yrs |
| 1,500 gal | 7 yrs | 5 yrs | 3 yrs |
General guideline. A pumper's sludge measurement tells you your real schedule.
Full pumping schedule guide →