The PhatBox is an engineered, packaged water treatment system for automated pH adjustment. This turnkey system centralizes all required treatment components in a single job box cabinet, significantly reducing installation time and providing safe housing for sensitive digital probes and PLC controllers. The PhatBox system has been used on dozens of construction, remediation, and industrial sites across the United States. The PhatBox allows for in-line pH adjustment or remote location pH adjustment. Real-time pH monitoring and data recording provide users with important water quality logs.