source compliance monitoring Articles
-
Where Did These New Quality Assurance Requirements for Opacity Monitors Come From?
U.S. EPA promulgated the long awaited ‘‘Quality Assurance Requirements for Continuous Opacity Monitoring Systems at Stationary Sources’’ used to demonstrate continuous compliance with opacity standards specified in new source performance standards (NSPS). This has an effective date of November 12, 2014 and is codified at 40 CFR 60 Appendix F, Procedure 3 (P3). U.S. EPA ...
By All4 Inc.
-
States propose attainment designations for the new 1-hour So2 NAAQS
The U.S. EPA revised the primary National Ambient Air Quality Standard (NAAQS) for sulfur dioxide (SO2) on June 2, 2010 by implementing a new 1-hour standard of 75 parts per billion (ppb) (calculated as the three-year average of the 99th percentile of the annual distribution of daily maximum 1-hour average concentrations). Based on an evaluation of the risks posed by acute exposure to SO2, EPA ...
Need help finding the right suppliers? Try XPRT Sourcing. Let the XPRTs do the work for you