System failed to conduct disinfection byproduct monitoring and prepare a monitoring plan in violation of 40 C.F.R. 141.132(b) and (f), respectively. The following information should go into 19. Quantitative Environmental Impact of Action: Pollutant=TTHM/HAA5, Media=drinking water, Avg Annual=15,000, Unit=people. Not able to enter this information because people is currently not an option under units.