Big Valley offers both commercial and residential septic tank pumping. Emergency and weekend service is also available. We offer a full line of legally authorized commercial grease disposal services. We offer Portable Toilets, Special Event Toilets, Wash Stations and more. Big Valley Sanitation has been providing septic tank, grease trap pumping, and portable toilet services in the Northern California area for over 15 years. There is never a job too small or too big. Our phones are answered 2...