Violation 40 C.F.R. Part 141 Subpart U, Stage 2 Disinfectant and Disinfection Byproducts Rule (Stage 2 DBPR), for failure to conduct dual monitoring required by the submitted standard monitoring plan. The Village of Ovid will be unable to complete the required monitoring by the Schedule 4 deadline. AO to establish an alternate compliance schedule for Ovid Village to comply with the IDSE requirements of the Stage 2 DBPR