Q: When reduced monitoring systems change does monitoring also change?

The state may require a system to resume sampling and collect the number of samples specified for standard monitoring or take other appropriate steps such as increased water quality parameter...

The state may require a system to resume sampling and collect the number of samples specified for standard monitoring or take other appropriate steps such as increased water quality parameter monitoring or re-evaluation of its corrosion control treatment (40 CFR 141.86(d)(4)(vii)).