Please note that chemicals can only be added to drinking water in a building by an approved permittee or by a trained and qualified employee of a permittee. Chemicals can be added to drinking water only by means of a device which is approved the City Board of Standards and Appeals and meets all regulatory requirements, including sampling and analyzing the contents of the samples and records of the analysis of these samples shall be kept on file for at least two years.
Office of Public Health Engineering/Building Water Supply
25-01 Jackson Avenue
Long Island City, NY 11101
Phone: (718) 310-2850