Or. Admin. Code § 333-061-0031 - Maximum Residual Disinfectant Levels
MRDLs are enforceable in the same manner as maximum contaminant levels and are specified in Table 7. The MRDL for chlorine and chloramines shall be calculated as a running annual average according to OAR 333-061-0036(4)(i). The MRDL for chlorine dioxide is determined by follow-up monitoring according to OAR 333-061-0036(4)(i).
Notes
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Statutory/Other Authority: ORS 448.131
Statutes/Other Implemented: ORS 448.131, 448.150 & 448.273
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