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Governor's Office of Emergency Services
Hazardous Material Spill Update
CONTROL#: 21-5104 NRC#
NOTIFY DATE/TIME: 09/17/2021 / 2034RECEIVED BY:
OCCURENCE DATE/TIME:
09/17/2021/2000
CITY/OP. AREA:
Carson/Los Angeles County

SOUTH COAST AQMD
1.a. PERSON NOTIFYING Cal OES:
AGENCY: Tesoro Los Angeles Refinery
1.b. PERSON REPORTING SPILL (If different from above):
AGENCY:
SUBSTANCE TYPE:
a. SUBSTANCE:b. QTY:
Amount
Measurec. TYPE:d. OTHER:e. PIPELINEf. VESSEL
>= 300 Tons
1.Sulfur DioxideUnknown Lbs.VAPORNoNo
2. NoNo
3. NoNo
Orignal Description:RP states, earthquake in the area caused flaring. This cause the release of sulfur dioxide. RP advised they are above their threshold. Release is currently ongoing. Release started at 2000hrs,
Update(s): 09/17/2021 08:56:12 PM - Per the NRC report: CALLER REPORTED A RELEASE OF SULFUR DIOXIDE FROM A FLARE INTO THE AIR DUE TO AN EARTHQUAKE. THERE WAS AN UNKNOWN AMOUNT RELEASE BUT THE RQ IS 500 POUNDS.

REMEDIAL ACTIONS: IN THE PROCESS OF STABILIZING OPERATIONS.
; 09/17/2021 10:49:34 PM - RP states, 100 lbs of Hydrogen Sulfide and 1000 lbs of Nitrogen Oxides were additionally released into the atmosphere due to the flaring. The amount of both H2S and NOX have exceeded their threshold. Also advised, some of the catalyst released into the Dominguez Channel which is located near the refinery. They will be conducting cleanup of the channel and if additional assistance is needed, they will have their contractor aid in the cleanup.
; 09/17/2021 11:55:25 PM - RP states that after further investigation there was no release of catalyst into the Dominguez Channel. The equipment that would have released it is restored and operational.
; 09/18/2021 03:42:01 AM - PER NRC,

////THIS AN UPDATE TO INCIDENT REPORT NUMBER 1317145.////

CALLER IS ADDING HYDROGEN SULFIDE TO THIS UPDATE. CALLER STATED
THE AMOUNT IS GREATER THAN 100 POUNDS.


PREVIOUS INCIDENT DESCRIPTION:
CALLER REPORTED A RELEASE OF SULFUR DIOXIDE FROM A FLARE INTO THE AIR
DUE TO AN EARTHQUAKE. THERE WAS AN UNKNOWN AMOUNT RELEASE BUT THE
RQ IS 500 POUNDS.
; 09/18/2021 12:57:06 PM - /// THIS IS AN UPDATE TO NRC REPORT #1317145/// THE UPDATE IS AS
FOLLOWS:

CALLER IS REPORTING THAT THEIR FACILITY IS RELEASING NITROGEN
DIOXIDE INTO THE FLARE AND THEN INTO ATMOSPHERE FROM THE SAME
INCIDENT. CALLER STATES THAT THIS MAY POTENTIALLY EXCEED RQ. REPORT
#21-5104 WAS GENERATED FROM CAL OES FOR THE INCIDENT.

THE ORIGINAL REPORT IS AS FOLLOWS:

CALLER REPORTED A RELEASE OF SULFUR DIOXIDE FROM A FLARE
INTO THE AIR DUE TO AN EARTHQUAKE. THERE WAS AN UNKNOWN AMOUNT
RELEASE BUT THE RQ IS 500 POUNDS.
; 09/18/2021 08:27:13 PM - Per the caller they wanted to report that the flaring is continuing and they still expect to release more than 500 lbs of SO2 and 100. lbs NO2

PERSON NOTIFYING Cal OES OF SPILL UPDATE:
NAME:
AGENCY:
PHONE#:
Ext:
PAG/CELL:
Tesoro Refinery
UPDATE QUANTITY
Amount
    Measure
1.
    Lbs.
2.
3.
4.

UPDATE KNOWN IMPACT:




UPDATE CAUSE:

SITUATION UPDATE:
Per the caller they wanted to report that the flaring is continuing and they still expect to release more than 500 lbs of SO2 and 100. lbs NO2
Link to Spill Report: http://w3.calema.ca.gov/operational/malhaz.nsf/SpillAllDocs/0BCB956609FB86EB882587540013A46A?OpenDocument
FAX NOTIFICATION LIST:
AA/CUPA, DTSC, RWQCB, US EPA, USFWS, AIR RESOURCES BD, Co/WP, Co/E-Hlth
ADMINISTERING AGENCY:LACoFD Health Haz-Mat
SECONDARY AGENCY:
ADDITIONAL COUNTIES:
ADDITIONAL ADMIN. AGENCY:
OTHER NOTIFIED:Local AQMD
RWQCB Unit:4
Cal GEM:
Cal OES Region:

CONFIRMATION REQUEST:




FAX NOTIFICATION LIST:


ADMINISTERING AGENCY:


ADDITIONAL ADMIN. AGENCY:


SECONDARY AGENCY:


ADDITIONAL COUNTIES:


Cal GEM:


RWQCB Unit:


Cal OES Reg.


Created by: Warning Center on: 09/18/2021 08:27:13 PM Last Modified by: Warning Center on: 09/18/2021 08:29:06 PM
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