American Septic ServicesSeptic service company in Centennial, CO

American Septic Services is ranked #10 of 74 septic service companies in Centennial by CR Score, with 56 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 Septic Services is open 7 days a week. Its listed hours are Monday to Sunday, 8 AM – 4 PM. On Saturdays it is open 8 AM to 4 PM, and on Sundays 8 AM to 4 PM. Hours come from the business listing; holiday hours may differ.

Serves Centennial and 11 towns within 25 miles: Castle Rock, The Pinery, Castle Pines North, Parker, Woodmoor, Stonegate, Monument, Gleneagle, Lone Tree, Dove Valley and Black Forest. 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 Septic Services has a rating of 3.9 from 25 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 Septic Services on (303) 841-7150. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.