Minnesota

Environmental News

  • Air Dispersion Modeling e-Service Now Available  - 

    On September 20th, 2016, the Minnesota Pollution Control Agency (MPCA) launched the new air dispersion modeling Electronic Service (e-Service).  This new e-Service allows facilities to submit modeling protocols online, rather than using the AQDM-01 »

  • Proposed State Implementation Plan Revision  - 

    On October 10, 2016, the Minnesota Pollution Control Agency (MPCA) submitted a draft State Implementation Plan (SIP) revision for public notice to address a "SIP call," issued by the US Environmental Protection Agency (EPA), to satisfy the state's »

  • MPCA Updates Modeling Practices Regarding ADJ_U*  - 

    The MPCA's Risk Evaluation and Air Modeling Unit has developed practices and procedures regarding the use of the BETA Adjusted U-Star (ADJ_U*) option in air dispersion modeling analyses conducted with AERMOD.  U* is a measure of surface friction »

  • New General Permit for Multi-Site Mineral Processing Under Development  - 

    The Minnesota Pollution Control Agency (MPCA) recently announced that a new Part 70 Multi-Site Mineral Processing General Permit is under development.  This new Part 70 general permit will be similar to the currently available state-level »

  • Draft Silica Sand Rule Updates  - 

    On February 10, 2016, the Minnesota Pollution Control Agency (MPCA) released an updated version of the draft silica sand facility rules, which are available for review on the MPCA's website, here.The MPCA published a preliminary draft of its silica »

  • MPCA Modeling Updates  - 

    The Minnesota Pollution Control Agency (MPCA) has launched several publicly available new modeling tools for use in modeling analyses.Ozone DataThe MPCA has pre-processed hourly ozone data ready to download for several locations throughout the state »

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Local Leadership
Minneapolis
Tony Colombari
tcolombari@trinityconsultants.com
12445 55th Street North
Suite A2
Lake Elmo, MN 55042
P: (651) 275-9900
F: (651) 351-3987
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Managing Environmental Nuisances: Odor and Noise

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