BEFORE THE ILLINOIS POLLUTION CONTROL BOARD
    IN THE MATTER OF:
    )
    )
    AMEREN ASH POND CLOSURE RULES
    )
    R09-021
    (HUTSONVILLE POWER STATION)
    )
    (Rulemaking— Land)
    PROPOSED: 35 Ill. Adm. Code 840.101
    )
    Through 840.144
    )
    NOTICE OF FILING
    To: John Therriault, Clerk
    Illinois Pollution Control Board
    James R. Thompson Center
    100 West Randolph St., Suite 11-500
    Chicago, IL 60601
    Tim Fox, Hearing Officer
    Illinois Pollution Control Board
    James R. Thompson Center
    100 W. Randolph, Suite 11-500
    Chicago, Illinois 60601
    Persons included on the
    ATTACHED SERVICE LIST
    PLEASE TAKE NOTICE
    that I have electronically filed today with the Office of the Clerk of
    the Pollution Control Board the attached
    Additional Comments Regarding Proposed
    Regulations for the Closure of Ash Pond at Ameren Energy Generating Company’s
    Hutsonville Power Station in R09-021
    , a copy of which is herewith served upon you.
    Respectfully Submitted,
    Traci L. Barkley
    Water Resources Scientist
    Prairie Rivers Network
    1902 Fox Drive, Suite G
    Champaign, Illinois 61820
    (217) 344-2371
    Date: November 30
    th
    , 2009
    Electronic Filing - Received, Clerk's Office, November 30, 2009
    * * * * * PC # 6 * * * * *

    BEFORE THE ILLINOIS POLLUTION CONTROL BOARD
    IN THE MATTER OF:
    )
    )
    AMEREN ASH POND CLOSURE RULES
    )
    R09-021
    (HUTSONVILLE POWER STATION)
    )
    (Rulemaking— Land)
    PROPOSED: 35 Ill. Adm. Code 840.101
    )
    Through 840.144
    )
    PRAIRIE RIVERS NETWORK’S ADDITIONAL COMMENTS REGARDING
    PROPOSED REGULATIONS FOR THE CLOSURE OF ASH POND AT AMEREN
    ENERGY GENERATING COMPANY’S HUTSONVILLE POWER STATION
    Dear Illinois Pollution Control Board:
    Prairie Rivers Network (PRN) hereby submits these additional comments in opposition to
    R2009-021: Ameren Energy Generating Company’s (Ameren) Petition for proposed regulations
    for the closure of Ash Pond D at its Hutsonville Power Station in Crawford County, Illinois.
    These additional comments have specifically been submitted in order to 1) respond to Ameren’s
    comments dated November 10, 2009 and 2) further clarify a statement included in our first letter
    submitted on October 30. 2009.
    1) In a letter dated November 3, 2009, Ameren accused PRN of attempting to mislead the
    Illinois Pollution Control Board (Board) by discussing potential impacts of groundwater
    contamination on a nearby landowner. Ameren may wish to characterize the facts differently,
    but there exists no deception on our part. The information PRN provided in the October 30
    comment letter remains factually true and we stand by our position: groundwater testing results
    have not been disclosed to the landowner nor has all of the available information been shared
    with the Board, specifically water quality and pumpage volume of the four irrigation wells
    utilized by adjacent property owners. Without analyzing this information the past, current and
    potential impacts of Ameren’s groundwater contamination cannot be fully or adequately
    characterized.
    2) Let us attempt to clarify the point made in the October 30, 2009 comment letter regarding “an
    end run around antidegradation requirements.” Authorizing ash pond closure rules now without
    fully analyzing available alternatives may have the practical effect of precluding appropriate
    alternatives during a future NPDES permitting process. An antidegradation analysis will only
    be meaningful if conducted now, before costly capital investments have been made into the
    project.
    Antidegradation regulations were enacted in December 2002 as 35 Ill. Admin. Code §
    302.105 to “protect existing uses of all waters of the State of Illinois, maintain the quality of
    waters with quality that is better than water quality standards, and prevent unnecessary
    deterioration of waters of the State.” In R2009-021, Ameren has proposed regulations for the

    2
    closure of Ash Pond D at their Hutsonville Power Station in Crawford County, Illinois. The
    adoption of these proposed regulations would include approval not only of the proposed design
    and use of a groundwater collection trench and pumping operation but also of Section 840.122
    which states “Groundwater collected in the groundwater collection trench must be directed to an
    outfall for which the Hutsonville Power Station has NPDES authorization or to another option as
    approved by the Agency in the closure or post-closure plan.”
    Approval of the proposed language submitted as R2009-021 will necessarily lead to
    Ameren committing to one of these discharge options, but without the scrutiny of alternatives
    and impacts afforded by a proper antidegradation analysis. The proposal does not even identify
    the waters that could be receiving the contaminated groundwater, let alone analyze whether those
    waters are fit to receive increased pollution. Approval of the rule will result in the release of
    additional pollutants into the environment, but when the time comes for the antidegradation
    analysis of the proposed increase in pollution required for an NPDES permit by 35 Ill. Admin.
    Code § 302.105(c), the analysis of available alternatives will be biased (if not precluded entirely)
    by construction and capital investments made toward Ameren’s choice of groundwater collection
    trench, pump station, and ultimately, outfall.
    Until a complete assessment has been conducted to select an appropriate destination for
    the groundwater contaminated by Ameren’s leaking ash pond, the proposed rule represents an
    incomplete plan for discharge and a piecemeal approach to permitting that undermines state
    antidegradation law and erodes water quality.
    Finally, although the above discussion focuses on clarifying issues raised by Ameren in response
    to our comments, we wish to reiterate the following additional concerns we have regarding this
    proposed rule:
    ƒ
    Petitioner has failed to include a detailed assessment of the environmental impacts
    of the proposed change in that a thorough assessment of the final plans for the
    contaminated groundwater has not been conducted and poses an unnecessary risk
    to fish and wildlife populations.
    ƒ
    Petitioner has failed to identify as an alternative and screen for technical
    feasibility and economic reasonableness the treatment of the contaminated
    wastestream pumped and collected through the groundwater collection trench.
    ƒ
    Petitioner has submitted the proposed plan and draft regulations in advance of the
    forthcoming USEPA draft rule on CCW disposal in surface impoundments and
    landfills, which will address closure requirements among other issues. EPA is
    expected to publicly release the draft rule in mid-December. Considering that
    Ameren has worked for nearly ten years to develop the proposed regulation, it
    seems reasonable to request that both Ameren and IEPA wait a few mere weeks to
    ensure that they have the most well-informed and environmentally responsible
    solution to the problem at hand.

    3
    Once more, Prairie Rivers Network hereby urges the Illinois Pollution Control Board to deny
    Ameren’s request as it has not met its burden under 35 Ill. Adm. Code 102.210(d), 35 Ill. Adm.
    Code 102.202(b) and 35 Ill. Adm. Code 302.105. Thank you for allowing us the opportunity to
    clarify our position.
    Sincerely,
    Traci Barkley
    Water Resources Scientist

    CERTIFICATE OF SERVICE
    I, Traci Barkley, certify that I have served the attached
    Additional Comments Regarding
    Proposed Regulations for the Closure of Ash Pond at Ameren Energy Generating
    Company’s Hutsonville Power Station in R09-021
    upon:
    Mr. John T. Therriault
    Assistant Clerk of the Board
    Illinois Pollution Control Board
    100 West Randolph Street
    Suite 11-500
    Chicago, Illinois 60601
    via electronic filing on November 30
    th
    , 2009; and upon the attached service list by depositing
    said documents in the United States Mail, postage prepaid, in Chicago, Illinois on November
    30th, 2009.
    Respectfully Submitted,
    Traci L. Barkley
    Water Resources Scientist
    Prairie Rivers Network
    1902 Fox Drive, Suite G
    Champaign, Illinois 61820
    (217) 344-2371

    SERVICE LIST
    November 30
    th
    , 2009
    Tim Fox, Hearing Officer
    Illinois Pollution Control Board
    James R. Thompson Center
    Suite 11-500
    100 W. Randolph
    Chicago, Illinois 60601
    Kathleen C. Bassi
    Joshua R. More
    Amy Antoniolli
    Schiff Hardin, LLP
    6600 Sears Tower
    233 South Wacker Drive
    Chicago, IL 60606-6473
    Matthew J. Dunn - Chief
    Office of the Attorney General
    Environmental Bureau North
    69 West Washington Street, Suite 1800
    Chicago, IL 60602
    Virginia Yang
    Illinois Department of Natural Resources
    One Natural Resources Way
    Springfield, IL 62702
    Kyle Nash Davis - Assistant Counsel
    John Kim - General Counsel
    Mark Wight - Assistant Counsel
    IEPA
    1021 North Grand Avenue East
    P.O. Box 19276
    Springfield, IL 62794-9276

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