Air Quality Concerns

Dust in the Wind...
Cement plant north of Boulder faces state penalties, federal inspectors and the wrath of a whistleblower

dust emission photographs...
    Air Pollution News
    (click here for Tire Burning News)
    August 14, 2008
    PRESS RELEASE: Lawsuit Targets Air Pollution at Aging CEMEX Cement Plant in Lyons
    July 12th, 2008 March for Clean Air
    • see home page for more details...
    • July 10, 2008 Press Release
    • July 9, 2008 Editorial, by Julie Smith, Lyons resident, member of M.A.B.T.
      "...As the Once-ler in The Lorax said, ” UNLESS someone like you cares a whole awful lot, nothing is going to get better. It’s not...”
    • July 4, 2008 Cement Plant needs to clean up, by Lois Hickman, Letter to the Editor, Boulder Daily Camera
    June 23, 2008 Coal fire burning in Cemex silo, By Amy Bounds, Boulder Daily Camera
    June 18, 2008 More Cemex plant violations alleged, By Zak Brown, Boulder Daily Camera
    April 2008 Group challenges Cemex permit Clean-air advocates file complaint with EPA, By Eric Barendsen, Longmont Times-Call
    April 18, 2008 CEMEX Media Archive, Written by Suzi Zakowski
    January 7, 2008 Toxic polluter must be watched, from Anne Stackpole, Letter to Editor, Boulder Daily Camera
    October 5, 2007
    Breakdown in Baghouse at CEMEX-Lyons
    from Richard Cargill
    June 8, 2007
    Can CEMEX reduce smog-causing pollutants by 80%?
    Posted: Monday, Jun 4th, 2007, by Joanne Irwin
    March 28, 2007
    A NOTICE OF VIOLATION for Cemex-Lyons from the United State EPA
    Related stories:
    "Implicating Cemex, Again. Multiple pollution allegations suggest a pattern"Daily Camera Editorial by Clint Talbott. p.11A, Friday, April 6, 2007.
    "EPA cites Cemex plant: Violations of Clean Air Act could cost company millions."Daily Times-Call, p. 1, April 5, 2007. by Ben Ready
    Lyons cement plant breached Clean Air Act, EPA says by Todd Hartman, Rocky Mountain News
    EPA puts Cemex on noticeDaily Camera, April 5, 2007. p. 1 by Amy Bounds
    There is a new role model for Cemex Redstone Review, Written by Susan de Castro McCann Thursday, 15 March 2007
    March 5, 2007
    Citizens to File Suit for Clean Air in Boulder County

    Related stories:
    Catching up with the Past, Rocky Moutain Clean Air Action
    Environmental group threatens suit against Cemex, Rocky Moutain News
    Environmentalists to sue Cemex, Daily Camera, Boulder
    Suing for clean air: Threat of litigation could improve public health, Daily Camera, Boulder
    Nonprofit threatens to sue Cemex, Times Call, Longmont
    February 26, 2007
    Citizens to File Suit for Clean Air in Boulder County , from the Rocky Mountain Clean Air Action
    February 8, 2007
    We're not yet safe from Cemex , by the St. Vrain Valley Watchdogs
    January 23, 2007
    Lyons mulls Cemex money, Residents will have say in how part of fine will be spent , By Todd Neff
    January 1, 2007
    Cemex Fined Heavy in Colorado , from Rock Products
    January 1, 2007
    CEMEX neighors find heavy metals in dust, by Joanne Irwin, The Old Lyons Recorder
    December 26, 2006
    CEMEX to pay $1.5 million, by Todd Hartman, Rocky Mountain News
    December 16, 2006
    EPA and Clean Air Act Enforcement Helps Protect Us from Cemex Polluting
    $1.5 Million Fine, 1 year Moratorium on Tire Burning
    October 26, 2006 A National AllianceHas Now Formed To Fight Multinational Mining Giant CEMEX.
    National Press Release
    Letter to the President of CEMEX
    News, Sacramento Bee
    November 8, 2006
    Why should we have to live with this kind of blatant pollution?
    More Photos...
    October 26, 2006
    A National AllianceHas Now Formed To Fight Multinational Mining Giant CEMEX.
    National Press Release
    Letter to the President of CEMEX
    News, Sacramento Bee
    October 4, 2006
    EPA Paper Faults Agency for Thousands of Deaths
    July 26, 2006
    Cemex, ranch top commissioners' agenda, Sean McDonald, Camera Staff Writer
    July 26, 2006
    CEMEX Neighbors Find Mercury in their Dust, PRESS RELEASE, from Colorado Citizens Campaign
    July 2006
    Report highlights cement industry's toxic toll
    This year's report highlights the environmental impact of North America's cement manufacturing industry, an industry that releases 5% of global man-made carbon dioxide emissions and vast quantities of toxic substances such as mercury and dioxins...
    July 2006
    Colo. facilities under haze inquiry
    May 6,2006
    Blowing in the wind Cemex's toxic dust is found in Lyons homes, by Tyler Wilcox
    April 16,2006
    CEMEX Danger in Lyons, Co, by Luke M
    February 24, 2006
    Cemex pollutes RMNP, St. Vrain, Lyons, Indian Peaks, by Jake
    January 2006
    Activist wants upsets to count Denver man calls on EPA to cut air pollution in state
    December 2005
    Upset over Cemex plant
    Facility ranks No. 6 for production "upsets" that violate emissions standards
    12/2005
    Cemex statement
    December 2005
    More detailed reports sought Board of Health wants pollutant, temperature data from Cemex
    11/2006
    Study: Park obscured by pollutants Power plants hurt visibility at RMNP
    November 2005
    Public Comment Period for Railcar Unloading and Handling System Cemex application to build and operate a railcar unloading and handling system to handle imported cement...
    Public Notice Cemex application to build and operate a railcar unloading and handling system... (Letters to Editor)
    November 2005
    Truck Wash Concerns A letter to the Boulder County Board of Health from Richard Cargill
    10/2005
    Allegations dog Cemex again
    Board of Health members want state to investigate plant
    10/2005
    Cement Plant Causing Health Concerns For Neighbors
    An inspector cited Cemex for violating pollution control measures 72,000 times last year
    2005
    Dust unsettling
    4/2004
    Catostrophic Failure at Lyons-CEMEX, April 2004
    Boulder County on EPA Bad Air List...
    3/2004 Lyons residents may breathe easier
    Lyons pushes plan to monitor Cemex plant (Letter to Editor)
    2/2004
    CEMEX Fined $280,000
    2/2004 Dust Settles (Letter to Editor)
    7/2002 Burnin'Rubber (Letters to Editor)
    Dust in the Wind...
    Cement plant north of Boulder faces state penalties, federal inspectors and the wrath of a whistleblower
    (Letters to Editor)
    Enforcement Actions from Colorado and Federal EPA
    Jan. 6, 2009 Press Release, WildEarth Guardians Applauds EPA Lawsuit Against CEMEX
    June 18, 2008 Press Release, State of Colorado Issues another Notice of Violation to Cemex, Lyons
    April 6, 2007 Implicating Cemex, again Multiple pollution allegations suggest a pattern, by Clint Talbott, for the editorial board, Daily Camera
    March 28, 2007 Notice of Violation, Cemex, from EPA
    January 2007 CEMEX Fined $1.5 Million: Tire Burning Banned for One Year , from Joann Irwin
    April 2005EPA puts Cemex on noticeDaily Camera, April 5, 2007. p. 1 by Amy Bounds
    September 2005CEMEX Notice of Violation from the State of Colorado
    "... 21. CEMEX failed to operate the Plant in a manner consistent with good air pollution control practices, in violation of Section II, Conditions 24.4.1 of Permit No. 95OPBO0852...", Clint Talbott, for the editorial board, Daily Camera
    February 2004 CEMEX Fined $280,000
    February 2004 Compliance Order from State of Colorado
  • Board of Health, CEMEX Not Using Truck Wash
  • Plant Inspection October,2002...
  • Task Force Dissolves...
  • Environmental Impact Statement (EIS) - CU Student Research... (-- Draft Review by Richard Cargill...)
  • Correspondence from Richard Cargill, Executive Director of the Watchdogs...
  • Chronology, Toes To The Fire...

  • Boulder County Health Department
    Annual Opacity Data, CEMEX/Lyons

    ? - present, BCPH Explores Health Impacts of CEMEX Tire-Burning Proposal, Lyons, from Cemex, Inc.

    Can We Trust?
  • October, 2005 The Cemex Way "...the implementation of the 'Cemex way'..."
  • March 1998, CEMEX charged with Fraud
  • Legacy Burden of the Colorado Department of Health and Environment, Air Pollution Control Division...
  • History of Land Transactions between the Cement Plant and Boulder County, including Longmont
  • Southdown/CEMEX in other communities...
  • CEMEX dumping legacy...
  • Cement vs Democracy...
  • A Conversation with CEMEX's President of U.S. Operations Gilberto Perez
  • EPA Loophole...



  • YOUR INPUT IS CRUCIAL
    Boulder County Telephone HOTLINE to the Health Department...
    Boulder County Commissioners...
    Jeff Zayach, Boulder County Health Department...
    Email CEMEX Plant Manager, John Lohr - JohnLohr@cs.com
    Graham Billingsley, Director, Land Use Department...
    Board of Adjustment...
    Longmont... Boulder...
    Lyons... Louisville...

    Letters to the Editor

    Local newspapers...
    General Dust Containment Solutions...
    Our History...
    Richard Cargill, Executive Director...
    Fact Sheet...
    Northern Boulder County Environmental Health Community Task Force - January, 1999...
  • NACo Recognition...


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