Des Moines

Local Highlights

Local Services in Trinity's West Des Moines, Iowa Office:

  • Leak Detection and Repair (LDAR) - We establish, maintain, and manage complete LDAR monitoring programs with in-house equipment.
  • AutoCAD Services - Our staff can modify clients' AutoCAD drawings including site plans and P & ID drawings.
  • Odor Management - The West Des Moines offices has pre-screened, certified assessors who conduct ambient field studies using olfactometers.
  • RFS2 Independent Engineering and QAP Reviews - We will visit your site to provide Independent Third Party and Quality Assurance Plan (QAP) reviews as required by the existing Renewable Fuel Standards (RFS2).
  • Stack Testing Services - The West Des Moines office is a one stop shop for stack testing services through a subcontractor for both compliance and engineering stack testing.

For assistance with these or other Trinity services, contact us at (515) 225-4303.

Iowa Environmental News

  • Complimentary Luncheons - Iowa Regulatory Updates  - 

    Please join Trinity Consultants for a complimentary lunch seminar on recent federal and Iowa environmental regulatory hot topics. Enjoy a free lunch while you learn about regulatory changes and how those changes could impact your »

  • IDNR Air Quality Contact Meeting  - 

    The IDNR is soliciting agenda items for the next Air Quality Contact Meeting scheduled for Thursday, May 23, 2019 at 1:00 p.m. Agenda items should be submitted to Matthew Johnson by May 2 and include the name of the item, who will lead the »

  • Regional Haze and Prong 4 SIP Revisions  - 

    The IDNR is holding a public comment period on the proposed Regional Haze and Prong 4 (State Implementation Plan) SIP Revisions until April 29th. Revisions include:IDNR requesting EPA fully approve Iowa's regional haze SIP as meeting all applicable »

  • Reporting Reminders (April 2019 Update)  - 

    Minor Source Emission Inventory Questionnaires (MSEIQs) are due May 15, 2019 for emission year 2018 for minor source facilities in the east section of Iowa (Field Offices 1 & 6) and portable plants. MSEIQ forms and instructions are available on the »

  • Reporting Reminders (March Update)  - 

    Annual hazardous waste fees must be submitted by April 15, 2019, for Small Quantity Generators, Large Quantity Generators, and anyone that treats, stores, disposes of, or transports hazardous waste. Forms and instructions are available on the IDNR »

  • IDNR Easy Air Application System  - 

    IDNR will hold an informational meeting on April 11, 2019, regarding the new online permit application system Iowa EASY Air. IDNR anticipates the system to be fully operational by December 2019. If you would like more information on the system, »

More News

Trinity's West Des Moines Location
Local Leadership
West Des Moines
David Thompson, Sr, PE
Principal Consultant
4950 Pleasant St
West Des Moines, IA 50266
P: (515) 225-4303
F: (515) 225-4193
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