Governor's Office Emergency Services
Hazardous Materials Spill Report

    DATE: 07/31/2024
    TIME: 1844
    RECEIVED BY:
    CONTROL#:
    Cal OES - 24-4344
    NRC -
1.a. PERSON NOTIFYING Cal OES:
1. NAME:2. AGENCY:3. PHONE#:4. Ext:5. PAG/CELL:
Metro Water Dist
1.b. PERSON REPORTING SPILL (If different from above):
1. NAME:2. AGENCY:3. PHONE#:4. Ext:5. PAG/CELL:
2. SUBSTANCE TYPE:
2. a. SUBSTANCE:b.QTY:>=<Amount Measurec. TYPE:d. OTHER:e. PIPELINEf. VESSEL
>= 300 Tons
1. Chlorine Gas=5.8 ppm N/AVAPORNoNo
2. = NoNo
3. = NoNo
g. DESCRIPTION: Caller states that during trailer hook up, an O-Ring failed resulting in the release Chlorine Gas into containment of for 45 seconds. The release was then stopped, repaired, and scrubbed.
h. STOPPAGE/CONTAINMENT:i. WATER INVOLVED: j. WATERWAY:k. DRINKING WATER IMPACTED
Stopped, ContainedNoNo
l. MARITIME VESSEL
m. KNOWN IMPACT
3. a. INCIDENT LOCATION: Diemer plant - 3972 Valley View Ave
b. CITY:c. COUNTY: d. ZIP:
Yorba Linda
Orange County92886SOUTH COAST AQMD
4. INCIDENT DESCRIPTION:
a. DATE:b. TIME (Military):c. SITE:d. REPORTED CAUSE
07/31/20241517 Utilities/Substation Mechanical
e. INJURIESf. FATALITY g. EVACUATIONh. CLEANUP BY:
NoNoNoUnrecoverable
6. NOTIFICATION INFORMATION:
a. ON SCENE:b. OTHER ON SCENE: c. OTHER NOTIFIED:
d. ADMIN. AGENCY: Orange County Emergency Management Divisione. SEC. AGENCY:
f. ADDITIONAL COUNTY: g. ADMIN. AGENCY:
h. NOTIFICATION LIST:
Cal GEM:
RWQCB Unit:

8
Cal OES Region:
AA/CUPA, DTSC, RWQCB, US EPA, USFWS, AIR RESOURCES BD
Photo Attachment:
11. Cal OES Reg.
********* Control No: 24-4344 *********

Created by: Warning Center on: 07/31/2024 06:44:30 PM Last Modified by: Warning Center on: 07/31/2024 06:51:48 PM