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Nondegradation Rulemaking

The MPCA administers the state’s antidegradation (currently referred to as “nondegradation”) program through rules governing water quality standards found in Minn. R. chs. 7050 and 7052. The last major revisions to nondegradation provisions in Minn. R. ch. 7050 occurred in 1988. Based on public input and review of internal implementation processes, the MPCA has identified specific needs and priorities for administering antidegradation and will be proposing new rules to replace Minn. R. 7050.0180 (Nondegradation for outstanding resource value waters) and Minn. R. 7050.0185 (Nondegradation for all waters).   The document provided below — "Proposed Permanent Rules Relating to Antidegradation of State Waters"  — is not an official rulemaking proposal and the formal public comment period is not open. However, at this time MPCA staff is interested in discussing the antidegradation program and the MPCA’s antidegradation proposal with anyone interested in or affected by the proposed rules.

The proposed rule language makes significant changes and additions to the current antidegradation program. Antidegradation is a complex program and difficult to explain in the context of rules. The MPCA has developed a guidance document to provide additional background and explanation. MPCA staff encourage you to read this guidance, as well as the entire rule proposal to assist you in formulating your questions and opinions.

In the process of developing the proposed rules, the MPCA has conducted a number of outreach activities and provided comment opportunities. The documents and comments from that earlier phase of the rulemaking process are available at the link called Archives.

Staff Contacts

Contact for questions about antidegradation or technical aspects of the proposal:

Bill Cole
520 Lafayette Road
St. Paul, MN 55155-4194
651-757-2281
William.Cole@state.mn.us

Contact about the rulemaking process or public participation opportunities:

Carol Nankivel
520 Lafayette Road
St. Paul, MN 55155-4194
651-757-2597
Carol.nankivel@state.mn.us

Archives

Past Rule Development Activities

Rule Development Activities

Stream in MinnesotaThe MPCA's first steps in the rulemaking process was to publish two Requests for Comments regarding our intent to amend the current nondegradation rules. These Requests for Comments were published in the State Register on January 29, 2007 and May 29, 2007.

Request for Comments

Comments Received from Request for Comments

Stakeholder Meetings

The MPCA held a series of five general stakeholder meetings as a means of obtaining input to the rule revision. PowerPoint presentations from each series of past meetings may be viewed at:

A meeting specifically focused on NPDES-permitted stormwater activities was held at the MPCA offices in St. Paul on March 10, 2009. Links to the materials covered in the meeting, as well as notes of the meeting dialog are shown below:

MPCA maintains its invitation to meet with any person or organization to further discuss issues related to this rulemaking or to provide more information.

Issue Papers

Stakeholder discussions were framed, in part, through Issue Papers. Below are links to the list of topics and issues addressed in the Issue Papers, the Issue Papers themselves, comments received from stakeholders, and responses to questions raised in the written comments.

Proposed Changes to Antidegradation Provisions

The following documents outline proposed changes to Minnesota’s rule and implementation. The first compares current approaches to proposed approaches for various topics. The second describes implementation procedures in general for all activities, while the third is specific to regulated Phase II MS4 discharges.

Preliminary Draft Rule

Stormwater Nondegradation Analysis Project

MPCA contracted with a consulting firm to do a benchmarking study on stormwater and related nondegradation issues in other states. The purpose of the study (Stormwater Nondegradation Analysis Project, SNAP) was twofold. First, to provide an assessment of how municipal stormwater management could be implemented to meet nondegradation requirements. This assessment included a survey of 30 Minnesota municipalities selected to evaluate changes in runoff quantity and quality from 1988 to the present, and projected changes from the present to the year 2020. Where significant increases in stormwater runoff have occurred or are projected to occur, control measure options to keep pollutant loading of receiving waters at the 1988 levels are discussed. The second purpose of the contract was to solicit information from other states and Regional EPA Offices regarding nondegradation policy and implementation procedures.

Staff Contacts

Technical Contact
Bill Cole
520 Lafayette Road
St. Paul, Mn. 55155-4194
651-757-2281
William.Cole@state.mn.us

Rulemaking Contact
Carol Nankivel
520 Lafayette Road
St. Paul, Mn. 55155-4194
651-757-2597
Carol.Nankivel@state.mn.us

Last modified on October 16, 2012 10:36