2025 CVCSD Safety Day – Tulare

Oil Analysis

Question: What is oil analysis, and am I required to do it? Answer: Oil analysis refers to when an oil sample is taken out of an ammonia compressor and sent to a lab for analysis. The results of the analysis indicate whether the compressor oil has degraded to a point where it needs to be […]

Ammonia Week in Review | September 19, 2025

Lessons And Resources in this week’s edition of the Ammonia Week in Review… National Transportation Safety Board – NTSB releases final report on the 2023 anhydrous ammonia leak near Teutopolis. […keep reading] Emergency Response Exercise Simulates Aqueous Ammonia Leak at Unit 17 Power Plant – The exercise simulated a scenario in which a valve broke on a tank […]

Pipe Plugs and Caps in Ammonia Refrigeration Systems

Question: Are oil drain valves and service valves required to be plugged or capped when not in use? Answer: Yes. All shut-off valves connecting equipment or piping to the atmosphere must be plugged, capped, blanked, or locked closed when they are not in use. ANSI/IIAR 2-2021 §13.3.2.6 states “Shut-off valves connecting ammonia-containing equipment or piping […]

Ammonia Week in Review | September 12, 2025

Ammonia Travels in this week’s edition of the Ammonia Week in Review… Ammonia Leak Reported on Freight Train at North Charlotte Railyard – Norfolk Southern officials say the leak was reported at 1:15 a.m. on their train off North Tryon Street near the Charlotte Amtrak station. […keep reading] Factory in Gimpo Evacuated After Ammonia Leak – An ammonia […]