Call us: (510) 886-4455 | Serving East Bay, North Bay, South Bay, West Bay & The Greater San Francisco Bay Area

A1 Tank Service | Commercial & Residential Septic Service

Bay Area's #1 Septic Service

We do also do non-hazardous pumping, grease traps, storm drains, and more.

70 year anniversary badge


SINCE 1953

CA Contractors Lic. # 438710

A-1 Tank Service Inc.
For All Your Septic Needs

24-Hour Service | 365 Days a year | Free Estimates

A1 Tank Service, Inc. is a family-owned and operated business. For over 70 years, we have been providing the greater San Francisco Bay Area with fast dependable septic and non-hazardous pumping services. A1 Tank Service, Inc. is committed to always delivering a safe, quality service and has built its reputation on honesty and integrity.

Proud Members of

We are the best in providing septic and plumbing service in the San Francisco Bay Area.

Our Services


For over 70 years we have been providing the greater San Francisco Bay Area with fast and dependable septic and non-hazardous pumping services. 

24-Hour Emergency Services

Our team understands that septic tank and plumbing problems may occur at any hour.

Septic Tank Installation

Our company can design and draft simple or complex septic tank systems, let us know how we can help.

Video Camera Inspections

Video inspections provide an accurate assessment of any sewer line issue, which means that repairs will be even more effective.

Septic Tank Services

If a septic tank is properly maintained, it may only require pumping services every three to five years.

Grease Trap Pumping

Do you need your grease trap pumped now or on a periodic basis? Give us a call. Competitive Rates.

Hydro Jetting

During hydro jetting, the water used to clean out your pipes and any debris that is dislodged is captured and either reused or disposed of properly.


What people who love our services had to say:

Awesome service from these guys they were very professional and prompt gave me all the particulars on pricing and did an awesome job they pay attention to details and communicate well highly recommend A1 Septic

Ryland E.

We called A-1 with an immediate unknown problem with our septic system. They were able to rearrange the schedule of one of their technicians and he came out that day. He was able to diagnose the problem, find our hidden septic tank and pump it out that day. He also pointed out a situation with the tank that would have quickly become a problem had we not decided to fix it. They were prompt, courteous and professional. I will use them again.

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