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Alon Refining (3116), Krotz Springs

Releases in 2012

LDEQ Accident Number
Accident Date
Point Source/Release CauseNotes
No LDEQ Number Available

Point Source(s):
Valve Bonnet and Flange on Dock #3 transfer system (EQT 062: 23-79)

Light Cycle Oil - 4 pounds
Cause of Problem: Equipment Failure

LCO drip into Atchafalaya River from valve bonnet and flange on transfer system at Dock #3 (EQT 062: 23-79).
Location of drip identified. Washed bonnet, flange, and areas affected. Associated component bolts were tightened to stop the leak. Boom was placed in the river.

Point Source(s):
Complex I

Sulfur Dioxide - 174 pounds
Cause of Problem: Instrument Failure

Operators received an alarm that the Complex I flare SO2 had exceeded 500lbs in 24 hours. The technician concluded that the flow meter had malfunctioned. The instrument vendor assessed that debris had probably entered the probe(s) and affected ultrasonic capabilities.
The technician was instructed to remove and clean the transducer probes. Upon re-installation, flow was back to normal.

Point Source(s):
Transfer Hose

1,2,4-Trimethylbenzene - 0 gallons
Cause of Problem: Human Factors

Driver did not secure the drain valve on the trailer and the release was from the transfer hose.
According to Mr. Brian Bonds with Nalco (product shipper), the product was immediately contained on a concrete slab and removed with absorbent pads by the customer. There was no offsite impact. LDEQ report and State Police report only, no refinery letter.

Point Source(s):
Barge on Atchafalaya River at Mile Marker 41

Oil (Sheen) - BRQ
Cause of Problem: Other - See text

A barge being used as a floating dock sank at Mile Marker 41 on the Atchafalaya River creating an oil sheen. Pontoon barge from the Alon Refining dock. crude oil, diesel, and other petroleum products in the pipe leading up from the barge.
Products were evacuated out of the lines before the barge sunk. Absorbent boom was deployed and the area was cleaned up. Oil Mop was on standby but was not needed. The US Coast Guard responded to the incident. There is no incident report from the refinery in the file. Missing refinery letters.

Point Source(s):
FCCU regenerator stack

Sulfur Dioxide - 797 pounds
Hexane - 320 pounds
Carbon Monoxide - 2,464 pounds
Nitrogen Oxide - 453 pounds
Volatile Organic Compounds (VOCs) - 5,144 pounds
Hydrogen Sulfide - 32 pounds
Particulate Matter - 30 pounds
Ethylene - 277 pounds
Propylene - 1,179 pounds
Cause of Problem: Process Upset

A leak in a slurry pump caused a flash fire and triggered the shutdown of the FCCU and associated units. Safety reliefs vented to the FCC Unit flare.
The flash fire was extinguished. Safety devices functioned until units were fully down.