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Rule PromulgationWhat's Next?
The U.S. EPA is revising the Total Coliform Rule. The proposed rule was published in the Federal Register on July 14, 2010. Look for it on the U.S. EPA Revised Total Coliform Rule Web page at http://water.epa.gov/lawsregs/rulesregs/sdwa/tcr/regulation_revisions.cfm.
What Recently Happened?
The Water Bureau has promulgated rules effective December 4, 2009. These rules adopt federal provisions of the National Primary Drinking Water Regulations promulgated under the federal Safe Drinking Water Act of 1974, as amended. The rules also update and expand Michigan 's long-standing public water supply (PWS) requirements. The amended rules affect waterworks system construction, planning and operation; required training for water system operators; and provisions to disperse grants for source water protection. The rule changes affect the rules Supplying Water to the Public, R 325.10101 to 325.12820.
Rule Changes: 3-page summary of amendments.
For more information on the federal rules, click on the links below to visit the USEPA Web sites:
The Long Term 2 Enhanced Surface Water Treatment Rule addresses Cryptosporidium treatment in PWS that use surface water or groundwater under the influence of surface water as a source. See Rules 611d to 611n and 720b to 720e.
The Stage 2 Disinfectants and Disinfection Byproducts Rule further limits exposure to disinfection byproducts. See Rules 610d and 719g to 719n.
The Ground Water Rule establishes a risk-based approach for groundwater PWS that are vulnerable to fecal contamination. See Rules 612 to 612b, 702, and 739 to 739b.
The Lead and Copper Rule Short Term Revisions revises existing rules that limit exposure to lead and copper in drinking water. See Rules 604f and 710a to 710d.
Rule Promulgation Steps Completed:
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