Category: Regulatory

  • Be An Expert. Be Prepared

    Be An Expert. Be Prepared

    Being called upon to be an expert witness can be a career achievement. If you are not prepared, it can be a career set back. On August 4th, 2021 at noon CDT, join us for a FREE LIVE webinar as we share our experiences and advice on how you can be a formidable expert witness […]

  • If At First You Don’t Succeed, Refine

    If At First You Don’t Succeed, Refine

    To simplify, and expedite an air quality analysis (AQA), a rough first pass is typical when performing dispersion modeling. If the first pass doesn’t show compliance, additional refinements are in order. When trying to demonstrate compliance with the NO2 1-hour NAAQS, there are quite a few refinement options available. On July 7th, 2021 at noon […]

  • NOx Shouldn’t Mean No

    NOx Shouldn’t Mean No

    When the 1-hour nitrogen dioxide (NO2) NAAQS became effective in 2010, demonstrating compliance with the NO2 NAAQS, became a whole lot more difficult. Passing the annual standard was almost no problem at all, but the 1-hour standard was a bit problematic. On June 30th, 2021 at noon CDT, join us for  a FREE LIVE webinar […]

  • The Whole Problem

    The Whole Problem

    Americans constantly complain that completing their federal income tax return is too complicated and takes too long. Americans spend, on average, 13 hours to complete their federal tax returns. The 13 hours is broken down this way: • 6 hours to compile information ( W-2, 1099-INT, 1099-R, 1099-MISC, 1098, 1098-T, K-1, etc.) • 4 hours […]

  • Are Expedited Permits Worth It?

    Are Expedited Permits Worth It?

    Many years ago, I was in a process management class. One of the case-studies was about a customer service helpdesk. To serve the most customers, in the least amount of time, with a finite number of staff, each customer call was given a priority based on the severity of the customer’s issue. Staff tasked to […]

  • EPA Proposed updates to AERSURFACE

    EPA Proposed updates to AERSURFACE

    I typically start my articles with a personal story that somehow relates to the topic at hand. The story is meant to draw you in so that an otherwise really dry subject seems a little bit interesting and relatable. For this article, I have decided not to do that because the issues involved are too […]

  • Dispersion Modeling Audits: Using NK Tools

    Dispersion Modeling Audits: Using NK Tools

    Neil Armstrong and Buzz Aldrin landing and walking on the moon was quite an achievement. Though the ultimate goal was to put humans on the moon, the steps to get to that end point didn’t exactly resemble the final product. The beginning stages of the preparation for the moonshot were very crude, clumsy, and addressed […]

  • Dispersion Modeling Audits: Model Results and Other Issues

    Dispersion Modeling Audits: Model Results and Other Issues

    On October 9th, 2018, the Texas Commission on Environmental Quality (TCEQ) announced and introduced its plan to expedite air quality permit application reviews at its Autumn Environmental Conference. TCEQ rolled out spreadsheet workbook templates that would take the place of many of the forms required for an air quality permit application. The rationale for the […]

  • How To Improve Your Air Quality Analysis Report: Part 3- Input Data Tables

    How To Improve Your Air Quality Analysis Report: Part 3- Input Data Tables

    Have you ever gone to the grocery store for a specific flavor of canned soup? I find myself stepping as far back as the aisle allows so I can see all one million flavors of soup and isolate the one I am looking for. It takes a few minutes to scan through all of the […]

  • Which Is Right for Your AERMOD Project: POINT, POINTCAP, & POINTHOR?

    Which Is Right for Your AERMOD Project: POINT, POINTCAP, & POINTHOR?

    Henry Ford once said, “a customer can have a car painted any color he wants as long as it’s black”? There were several reasons why that was, but still, there wasn’t much of a choice. The was true when representing a stack or a vent in AERMOD. Whether the vent exhausted vertically, horizontally, or radially […]