Lion will be closed on Monday, February 16, 2026. Online training support is available via support@lion.com.
Search

CSB Releases Fact Update on PES Refinery Explosion

Posted on 10/28/2019 by Roger Marks

The Chemical Safety and Hazard Investigation Board (CSB) released a factual update on the major incident at the PES Refinery in Philadelphia in the early morning hours of June 21, 2019.

CSB also released a preliminary animation of the incident.



Beginning at 3:20 a.m. on June 21, an unintentional release of hydrocarbon vapors led to three explosions at the PES refinery. The refinery has been described as the largest facility of its kind on the eastern seaboard. The facility produced about 335,000 barrels (14 million gallons) of crude oil per day.

Four employees were treated for minor injuries on site. A shelter-in-place order was put in place for nearby residents, and parts of Interstate 76 were closed while more than 100 firefighters battled the fire.

A passing motorist caught the third and biggest explosion on a cell phone camera and posted it to Twitter:
 


Read more about the June 21 incident at the PES Refinery.

Online 49 CFR & RCRA Training 

Need to renew your hazmat shipping or hazardous waste certification? Complete your required training when and where you want with these two easy-to-use refresher courses:

Recurrent Hazmat Ground Shipper Certification
Keep your knowledge of DOT's Hazardous Materials Regulations (HMR) up to date and satisfy the three-year hazmat training mandate at 49 CFR 172.704. 

RCRA Hazardous Waste Management Refresher 
This streamlined course provides annually required RCRA training on critical hazardous waste management, storage, and disposal requirements for generators. Satisfy EPA's annual training mandate at 40 CFR 262.17.

Both of these online courses are updated continuously to cover the latest US DOT and US EPA regulations that impact your operations. Enroll now or check out the complete Course Catalog here. 

Tags: accidents, chemical, hazmat incident, PES refinery, safety

Find a Post

Compliance Archives

Lion - Quotes

I was recently offered an opportunity to take my training through another company, but I politely declined. I only attend Lion Technology workshops.

Stephanie Gilliam

Material Production/Logistics Manager

The instructor made the class very enjoyable and catered to the needs of our group.

Sarah Baker

Planner

The instructor was excellent. They knew all of the material without having to read from a notepad or computer.

Gary Hartzell

Warehouse Supervisor

The course was very well structured and covered the material in a clear, concise manner.

Ian Martinez

Hazmat Shipping Professional

The course is well thought out and organized in a way that leads to a clearer understanding of the total training.

David Baily

Hazmat Shipping Professional

Lion's information is very thorough and accurate. Presenter was very good.

Melissa Little

Regulatory Manager

Best course instructor I've ever had. Funny, relatable, engaging; made it interesting and challenged us as the professionals we are.

Amanda Schwartz

Environmental Coordinator

The instructor was probably the best I ever had! He made the class enjoyable, was humorous at times, and very knowledgeable.

Mary Sue Michon

Environmental Administrator

The instructor clearly enjoys his job and transmits that enthusiasm. He made a dry subject very interesting and fun.

Teresa Arellanes

EHS Manager

The instructor was great, explaining complex topics in terms that were easily understandable and answering questions clearly and thoroughly.

Brittany Holm

Lab Supervisor

Download Our Latest Whitepaper

Spot and correct 4 of the most common universal waste errors before they result in a notice of violation during a Federal or state inspection.

Latest Whitepaper

By submitting your phone number, you agree to receive recurring marketing and training text messages. Consent to receive text messages is not required for any purchases. Text STOP at any time to cancel. Message and data rates may apply. View our Terms & Conditions and Privacy Policy.