Section 5-1.65 - Best Available Technologies (BATs) for Disinfection Byproduct Control

JavaScript is currently disabled in your web browser.

For full functionality of this site, it is necessary to enable JavaScript. Here are instructions how to enable JavaScript

New York Codes, Rules and Regulations

Water system type	Source type	Disinfection byproduct	Best available technology¹
All systems that disinfect their source water	GW; SW; GWUDI	Bromate	Control of ozone treatment process to reduce production of bromate
All systems that disinfect their source water	GW; SW; GWUDI	Chlorite	Control of treatment processes to reduce disinfectant demand and control of disinfection treatment processes to reduce disinfectant levels
All systems that disinfect their source water	GW; SW; GWUDI	Total trihalomethanes (TTHM); Haloacetic acids (five) (HAA5)	Enhanced coagulation or enhanced softening, plus GAC10; or nanofiltration with a molecular weight cutoff ≤1000 Daltons; or GAC20
Consecutive systems: applies only to the disinfected water that consecutive systems buy or otherwise receive	GW; SW; GWUDI	Total trihalomethanes (TTHM); Haloacetic acids (five) (HAA5)	Systems serving ≥10,000: Improved distribution system and storage tank management to reduce residence time, plus the use of chloramines for disinfectant residual maintenance
	GW; SW; GWUDI		Systems serving <10,000: Improved distribution system and storage tank management to reduce residence time