Recent Recommendation Status Updates
Each recommendation the CSB issues is monitored by CSB staff from the time it is issued to closing. CSB staff evaluate recipient responses, and the Board votes to assign status designations to recommendations based on staff evaluation. This page highlights recommendations for which the Board has recently voted to change the status of the recommendation. For more information on how the CSB defines its recommendation statuses, please visit the Recommendations Frequently Asked Questions page.
To contact CSB Recommendations Staff please email [email protected]
Recommendations
Dow Louisiana Operations Explosions (4 Recommendations)
Dow Chemical Company (1 Recommendations)
Open: 100% | Closed: 0%
Final Report Released On: February 26, 2026
2023-03-I-LA-1
At all Dow ethylene oxide facilities, identify all process lines in ethylene oxide service that should be or are inerted and currently are not continuously monitored during normal operation. For all lines identified, determine whether the line can be eliminated, and if not, establish proper controls such as inerting and monitoring to ensure the process line is adequately inerted.
Status:
Open - Awaiting Response or Evaluation/Approval of Response
Open - Awaiting Response or Evaluation/Approval of Response (O - ARE/AR) - The recipient has not submitted a substantive response, or the evaluation by CSB staff of a response is pending, or the Board has not yet acted on staff recommendation of status.
Recommendation Status Change Summary
National Fire Protection Association (NFPA) (2 Recommendations)
Open: 100% | Closed: 0%
Final Report Released On: February 26, 2026
2023-03-I-LA-2
Update NFPA 350 Guide for Safe Confined Space Entry and Work to provide guidance on how to ensure that vessels that have undergone confined space entry are left clean and ready for startup after the entries are completed.
Status:
Open - Awaiting Response or Evaluation/Approval of Response
Open - Awaiting Response or Evaluation/Approval of Response (O - ARE/AR) - The recipient has not submitted a substantive response, or the evaluation by CSB staff of a response is pending, or the Board has not yet acted on staff recommendation of status.
Recommendation Status Change Summary
2023-03-I-LA-3
Update NFPA 326 Standard for the Safeguarding of Tanks and Containers for Entry, Cleaning, or Repair to provide requirements for to ensure that vessels that have undergone confined space entry are left clean and ready for startup after the entries are completed.
Status:
Open - Awaiting Response or Evaluation/Approval of Response
Open - Awaiting Response or Evaluation/Approval of Response (O - ARE/AR) - The recipient has not submitted a substantive response, or the evaluation by CSB staff of a response is pending, or the Board has not yet acted on staff recommendation of status.
Recommendation Status Change Summary