United Site Services provides commercial and residential septic system tank pumping in California and Reno, NV. We have the expertise and capability to pump any size tank, from a 500 gallon residential tank to a 180,000 gallon outdoor venue. We have 15 offices throughout California to service you in an emergency, whether you're in San Diego, Los Angeles, San Jose, San Francisco, Sacramento, Reno, NV or any surrounding areas.