Recent Blog Posts

Ammonia Release | Brass Plug

March 19th, 2024

Summary In July 2020, the installation of a brass plug in an ammonia refrigeration system resulted in a release of approximately 100-300 lbs of ammonia. Due to the corrosive nature of ammonia on brass, the plug developed a leak due to corrosion. Incident Description A brass plug was installed on a CUNO oil filter several […]

Ammonia Release | Band Saw to a Live Line

February 20th, 2024

Summary In October 2021, a contractor accidentally cut into a live ammonia pipe, resulting in the release of approximately 419 lbs of ammonia. Due to a general lack of labeling, the live pipe was confused for the decommissioned pipe that was intended to be cut out of the system. Incident Description A contractor was performing […]

Ammonia Week in Review | January 26, 2024

January 26th, 2024

Fresh Air in this week’s edition of the Ammonia Week in Review… Ammonia Leak at Kinsmen Arena – Emergency crews used natural and mechanical ventilation to improve the air quality while waiting for repair technicians to arrive. […keep reading] Ennore Ammonia Leak – A month since ammonia leak, Ennore residents continue protest seeking action beyond hollow assurances. […keep reading] Ammonia […]

Ammonia Release | Auto-Purger

January 23rd, 2024

Summary In September 2012, the rupture of an auto-purger bubbler resulted in two injuries, one of which was permanent and disabling. The root causes were determined to be a buildup of scale inside the bubbler, and failure to follow proper maintenance/operating procedures. Incident Description Water & mineral deposits were collected in the drain line of […]

Ammonia Release | Arc Flash in Solenoid Valve

January 9th, 2024

Summary In September 2022, a solenoid coil grounded out against the plunger tube which burned a hole in the post of the valve. This resulted in two injuries and a release of approximately 1,095 lbs of ammonia.   Incident Description Damage to the solenoid coil allowed the “live” coil to make contact with the “ground” […]