Machinery room ventilation systems have long been required by model codes and standards. Dating back to at least the 1967 Uniform Mechanical Code[1], refrigeration machinery rooms have been required to be configured with adequate ventilation in the event of a refrigerant release. While we have written previously about the current ventilation design, control, and testing […]
The first edition of IIAR Standard 9 was published in 2020. Consistent with the document title, “Standard for Minimum System Safety Requirements for Existing Closed-Circuit Ammonia Refrigeration Systems”, Standard 9 lays out the minimum requirements that all systems must adhere to, regardless of when they were built. The original publication of Standard 9 required facilities […]
A July 2024 publication by the USEPA has put small ammonia refrigeration facilities in the Pacific Northwest on notice. This notice states ‘EPA is providing advance notice of an upcoming enforcement initiative so that you can take steps now to avoid a penalty before the initiative begins.’ Many ammonia refrigeration facilities across the Pacific Northwest must comply […]
Three Peat in this week’s edition of the Ammonia Week in Review… Ammonia Leak Forces Evacuation of Rocky Ridge YMCA for 3rd Time in 10 Days – CFD Public Information Officer Carol Henke said the alarm had detected ammonia at around eight parts per million in the room where the leak originated. […keep reading] EPA Compliance Assurance and Enforcement […]
Tragedy Stings in this week’s edition of the Ammonia Week in Review… 12 Exposed to Anhydrous Ammonia After Leak at Plant Near Leal, ND – A dozen people were exposed to anhydrous ammonia on Wednesday afternoon, June 19, after a small leak was reported at the Nutrien plant southeast of Leal, according to Jessica Jenrich, Barnes County […]
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