Septic companies in San Tan Valley, AZ
Two septic companies on record in San Tan Valley, Pinal County. About 53% of mapped ground here is rated Somewhat limited for septic drain fields, with slow water movement the limiting feature.
What the ground in San Tan Valley is like
The USDA soil survey rates mapped ground in San Tan Valley for septic drain-field suitability across roughly 35 square miles. About 53% of the rated ground is classed "Somewhat limited", the survey records restrictions that design and sizing can often work around.
In San Tan Valley, the leading limit is slow water movement: effluent does not drain through the soil fast enough, so a conventional field can back up or pond when the ground cannot keep pace. The survey flags that limit on about 93% of the rated ground here.
The limiting features the survey records most often here:
This is survey data for mapped areas, not a substitute for a site evaluation on your own lot. Conditions on a single parcel can differ from the map.
USDA NRCS SSURGO, ENG Septic Tank Absorption Fields · 52.9% Somewhat limited · Slow water movement · 28 map units · 34.65 sq mi · read 2026-08-30
The two companies
- 30Knockout Plumbing, LLCLicense unverified(602) 536-8613
- 15Cartrights Drain Services IncLicense unverified(480) 987-8051