USALCO is the premier manufacturer of various aluminum-based chemicals, such as aluminum sulfate, sodium aluminate, polyaluminum chloride, aluminum chlorohydrate, and aluminum chloride, to industrial and municipal markets.USALCO's Polyaluminum Chloride (PACL) products, DelPAC® and UltraPAC®, have become the coagulants of choice in well over 1,000 water treatment applications throughout the US. USALCO's research and development staff is committed to continuously innovating new coagulant chemistry to address the ever-changing regulatory landscape. Coupled with our on-site application expertise, USALCO is uniquely positioned to meet the increasing customer demand for improved treatment results at a lower total cost.Our company headquarters is in Baltimore, Maryland which is also the site of the largest aluminum coagulant manufacturing plant in North America. USALCO operates at 31 facilities throughout the United States.