A-1 SepticSeptic service company in Pasadena, MD

A-1 Septic is ranked #1 of 65 septic service companies in Pasadena by CR Score, with 65 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.

A-1 Septic is open 24 hours a day, 7 days a week. Its listed hours are Open 24 hours, 7 days a week. On Saturdays it is open Open 24 hours, and on Sundays Open 24 hours. Hours come from the business listing; holiday hours may differ.

Serves Pasadena and 11 towns within 25 miles: Lake Shore, Green Haven, Riviera Beach, Severna Park, Arnold, Cape Saint Claire, South Gate, Glen Burnie, Ferndale, Edgemere and Annapolis. 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.

A-1 Septic has a rating of 4.9 from 282 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.

The business is at 4427 Mountain Rd, Pasadena, MD 21122. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.