Introduction: CWS is a locally owned and operated small business with our main office centrally located in Castroville California and an operations branch serving the South Bay in San Jose. At CWS we employ only California State Certified Water Treatment, Wastewater Treatment and Distribution Operators. We specialize in complete Water and Wastewater System Operation (which also includes effluent disposal systems), Maintenace, and Management and hold the proper licensing and insurance to operate and maintain plants and facilities of any size or type.
Whether your needs are Monthly Sampling & Reporting, Technical Assistance or Complete Operation & Maintenance, CWS has the Experience, Expertise & Personnel to handle all of your Water & Wastewater needs.