Chemical Incident Reporting – Week of 4-25-26

 NOTE: See here for series background. 

Fresno County, CA – 4-27-26  

Local News Report: Here, here, and here. 

There was an ammonia leak at a winery. A nearby school was put under shelter-in-place and was then released from school early. No injuries or damages were reported. 

Not CSB reportable. 

South Houston, TX – 4-30-26  

Local News Report: Here, here, here, and here. 

There was a collapse of a hot-tar storage tank during filling operations. One person was killed. 

CSB reportable. 

Vancouver, WA – 5-1-26  

Local News Report: Here, here, and here. 

There was a small muriatic acid spill as the result of a rollover accident. The driver was injured in the accident, and the local area was evacuated due to the chemical fumes.  

One fire fighter was taken to the hospital for exposure related issues. 

Not CSB reportable; transportation related incident. 

Fort Smith, AR – 5-2-26  

Local News Report: Here, and here. 

There was a large (125,000-gal) sulfuric acid spill at an industrial facility. No reports of injuries or damages. The cost of facility damage could reach the $1 million CSB reportable threshold. 

Possible CSB reportable.