503.831.0104

Septic service for Polk, Yamhill, & Western Marion.

Recommended pumping schedule

Household size
Number of People 1 2 3 4 5 6 7 8 9
Estimated septic tank pumping Frequency (in years)[1]
  500 Gal. Tank 5.8  2.6  1.5  1.0 0.7  0.4  0.3  0.2  0.1 
1,000 Gal. Tank 12.4  5.9  3.7  2.6  2.0 1.5  1.2 1.0 0.8 
1,500 Gal. Tank 18.9  9.1  5.9  4.2  3.3  2.6  2.1  1.8  1.5 

Note: More frequent pumping is needed if garbage disposal is used. Existing customers are sent a reminder card based upon tank size, number of people on the system and garbage disposal use.

References
  1. Data provided by Oregon State University Extension Service