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Our Latest News

New annual PM2.5 NAAQS announced by EPA

What’s Happening Now *HOT* Providence/Oris YouTube channel – We are excited to announce that we now have

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AerScreen for Windows 4.04 and AERMOD Wizard 1.09 have been released

What’s Happening Now 2023 Holiday Quiz Answers Here are the questions and correct answers to last month’s Ho

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BEEST 12.10 (with AERMOD 23132) is out!

What’s Happening Now 2023 Holiday Quiz Well, if it’s December, it must mean it’s time for our annual Holid

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Software Updates

Find the latest updates to Providence/Oris software here.

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