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Electronic Code of Federal Regulations

e-CFR data is current as of February 21, 2020

Title 40Chapter ISubchapter DPart 131Subpart B → §131.13


Title 40: Protection of Environment
PART 131—WATER QUALITY STANDARDS
Subpart B—Establishment of Water Quality Standards


§131.13   General policies.

States may, at their discretion, include in their State standards, policies generally affecting their application and implementation, such as mixing zones, low flows and variances. Such policies are subject to EPA review and approval.

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