Hazardous Materials Spill Update

Governor's Office of Emergency Services
Hazardous Material Spill Update
CONTROL#: 24-6771 NRC# 1418168

NOTIFY DATE/TIME: 12/05/2024 / 1304

RECEIVED BY:
OCCURENCE DATE/TIME:
12/05/2024/0600

CITY/OP. AREA:
Ontario/San Bernardino County

SOUTH COAST AQMD

1.a. PERSON NOTIFYING Cal OES:

AGENCY: Aqua Tri

1.b. PERSON REPORTING SPILL (If different from above):

AGENCY:

SUBSTANCE TYPE:

a. SUBSTANCE:	b. QTY: *Amount*	*Measure*	c. TYPE:	d. OTHER:	e. PIPELINE	f. VESSEL >= 300 Tons
1.Chlorine Gas	Unknown	Unknown	VAPOR		No	No
2.					No	No
3.					No	No
Orignal Description:Per reporting party: At approximately 6 a.m., a potential chlorine gas vapor was observed emanating from the roof and vents of the building. The Fire Department was called and is currently on-site assisting with ventilation efforts. Around 10 people were evacuated from the building, along with individuals from nearby businesses. According to the reporting party, the Fire Department has established a 3,000-foot perimeter around the building was affected. A road closure is in effect at East Airport Drive and Double Day Avenue in both directions.

PERSON NOTIFYING Cal OES OF SPILL UPDATE:

NAME:	AGENCY:	PHONE#:	Ext:	PAG/CELL:
	NRC

UPDATE QUANTITY *Amount*	*Measure*
1.	Unknown
2.
3.
4.

UPDATE KNOWN IMPACT:

UPDATE CAUSE:

SITUATION UPDATE:
Per the NRC report, CALLER STATES THAT UPON ARRIVING TO THE FACILITY, EMPLOYEES NOTICED SMOKE VENTING OUT OF THE TOP OF THE BUILDING FOR UNKNOWN REASONS, LEAVING A "FINE WHITE ASH" RESIDUAL MATERIAL ON NEARBY SURFACES. UPON AGENCY ARRIVALS/INVESTIGATION, IT WAS DETERMINED THAT A SMALL (BUT INTENSE) CHEMICAL REACTION OCCURRED RELEASING A MIXTURE OF UNKNOWN CHEMICALS (TO INCLUDE TRICHLORO-S-TRIAZINETRIONE, DRY) INTO THE ATMOSPHERE. CAUSE/SOURCE WAS DUE TO UNKNOWN EMPTY CHEMICAL CONTAINERS BEING BAGGED AND STORED FOR FUTURE DISCARDING. CALLER STATES THAT THE RELEASE WAS NOT CAUSED BY / DID NOT RESULT IN EXPLOSION OR FIRE. AREA EVACUATED; RADIUS & NUMBER UNKNOWN. REMEDIAL ACTIONS FD CONTAINED THE SOURCE IN WATER; MATERIAL AWAITING HAZARDOUS WASTE COMPANY RETRIEVAL ADDITIONAL INFORMATION FD EVACUATED THE AREA/NEARBY NEIGHBORHOOD, RADIUS UNKNOWN. BUILDING WAS EMPTY AND PRIOR TO CHEMICAL REACTION RP REPORTING UNKNOWN NUMBER OF EVACUATIONS / CALLER STATES THAT THE FINE WHITE ASH WAS TESTED BY THE FD; RESULTS DID NOT EXHIBIT PRESENCE OF HAZARDOUS MATERIALS.
Link to Spill Report: http://w3.calema.ca.gov/Operational/MALHaz.NSF/SpillAllDocs/CF6BCD301EC70FEC88258BEA0073BEDD?OpenDocument
FAX NOTIFICATION LIST:
AA/CUPA, DTSC, RWQCB, US EPA, USFWS, AIR RESOURCES BD, CALFIRE, CDPH-D.O., CSWC Managers, EMSA, EDO, FDC, Cal OES REG, LDO, Co/WP, Co/Hlth, Co/E-Hlth
ADMINISTERING AGENCY:	San Bernardino County Fire Department
SECONDARY AGENCY:
ADDITIONAL COUNTIES:
ADDITIONAL ADMIN. AGENCY:
OTHER NOTIFIED:
RWQCB Unit:	8
Cal GEM:
Cal OES Region:	Southern

CONFIRMATION REQUEST:

FAX NOTIFICATION LIST:
ADMINISTERING AGENCY:
ADDITIONAL ADMIN. AGENCY:
SECONDARY AGENCY:
ADDITIONAL COUNTIES:
Cal GEM:
RWQCB Unit:
Cal OES Reg.	raymond.priest@caloes.ca.gov

Created by: Warning Center on: 12/06/2024 02:18:34 PM Last Modified by: Warning Center on: 12/06/2024 02:23:22 PM

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