Description United Pumping Services provides hazardous and nonhazardous waste removal and remediation services. Its fleet of equipment includes truck-mounted pumps for sewer and storm drain cleaning, tankers for hauling liquid waste, and roll-off containers for solid waste. Services include dredging, hazardous material transportation, 24-hour spill response, demolition, above- and below-ground storage tank removal, sewer cleaning, and storm drain maintenance. The company operates primarily in Southern California. United Pumping Services was founded in 1970.