Recent Blog Posts

Ammonia Week in Review | May 30, 2025

May 30th, 2025

No Harm, No Foul in this week’s edition of the Ammonia Week in Review… Chemical Leak at Pasadena Plant Facility Posed no Threat to Community – In a statement Thursday afternoon, Ineos Styrolution said the leak was isolated and posed no threat to the surrounding community. Officials had issued a precautionary onsite shelter-in-place while identifying the source of […]

Relief Valve Piping System Design Scenario

May 13th, 2025

This is an update to a blog that was originally posted on 1/24/17. You can read the original blog here. One often overlooked aspect of a relief valve discharge termination piping system is the scenario that was used as the basis of the piping design. Most designers understand that termination piping must be sized so […]

Ammonia Week in Review | May 9, 2025

May 9th, 2025

Ammonia Takes A Stroll Downtown in this week’s edition of the Ammonia Week in Review… Ammonia Leak at Riverfront Contained After Overnight Response – Fire apparatus from Station 1, located downtown at 44 W. Riverside, encountered the smell of ammonia outside of the structure housing the ice ribbon’s mechanical room as well as an alarm indicating the same. […keep […]

Ammonia Week in Review | May 2, 2025

May 2nd, 2025

Ammonia Avoids Major Havoc in this week’s edition of the Ammonia Week in Review… Ammonia Leak in West Windsor Isolated – There were no safety concerns for anybody outside the building, but one person was treated on the spot and released for minor exposure. […keep reading] Ammonia Release | Stress Cracking – In August 2016, the sudden breaking […]

Ammonia Release | Stress Cracking

April 29th, 2025

Summary In August 2016, the sudden breaking of a valve on an ammonia pump resulted in a release of 34-284 lbs of ammonia. The root cause was determined to be a stress crack that formed at the threads of a valve, ultimately leading to the top of the valve shearing off.  Incident Description The ammonia […]