American Sanitation IncSeptic service company in Napa, CA

American Sanitation Inc is ranked #1 of 32 septic service companies in Napa by CR Score, with 63 out of 100 as of November 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity, claimed profile, partnered and ContractorsRanked reviews. No business can pay to change its rank.

American Sanitation Inc is open Monday to Friday. Its listed hours are Monday to Friday, 8 AM – 5 PM. It is closed on Saturdays and closed on Sundays. Hours come from the business listing; holiday hours may differ.

Serves Napa and 11 towns within 25 miles: American Canyon, Sonoma, Boyes Hot Springs, Fairfield, Vallejo, Suisun, Vacaville, Saint Helena, Rodeo, Benicia and Petaluma. The list is based on the business's location and the usual service radius for septic and sewer service. Confirm your address is covered when you call.

American Sanitation Inc has a rating of 5.0 from 361 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

Call American Sanitation Inc on (707) 554-8258. The business is at 1729 Action Ave, Napa, CA 94559. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.