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Release Notes for AQS April 30,2020

  • AQS-1703:  AQS has been fixed to resolve a problem with the calculation of SO2 Design Value validity.  Previously, AQS was not correctly calculating the “High Substitution Test 99th percentile” as per 40 CFR Part 50 Appendix T Section 3.(c).(ii).(B).  This has been resolved and verified.