Final Iowa Wastewater Rule Changes - NPDES Permit Rules

The Iowa Environmental Protection Commission (EPC) approved the final rules for Chapters 60, 62, 63 and 64 on February 17, 2009. The revisions to the wastewater rules included changes to:

• Wastewater definitions,


• Bypass rules,


• Monitoring tables, and


• NPDES permitting rules.

The rules will be published in the Iowa Administrative Bulletin on March 11, 2009, and will be effective April 15, 2009,

Caltha LLP provides specialized expertise to public and private sector clients in the evaluation and use of ambient water quality criteria, site-specific water quality standards, and permit limits. Caltha staff have prepared national Ambient Water Quality Criteria for US EPA and provide expert resources for permittees and/or their technical consultants as they address State and Federal water quality standards.

[Click here to request further information on water quality standards technical support.]

For further information, contact Caltha LLP at:
Email: info@calthacompany.com
Website: http://www.calthacompany.com/