Frequent Questions

If a treatment plant is already using membrane filtration and is placed in Bin 1, when would the system need to meet the LT2ESWTR operation and reporting requirements?

This system would have no additional requirements because it is classified as Bin 1.

For additional guidance on the Long Term 2 Enhanced Surface Water Treatment Rule please visit http://water.epa.gov/lawsregs/rulesregs/sdwa/lt2/index.cfm.

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