The city of Garden Grove, in Orange County, is in a state of emergency this Sunday due to the risk of explosion of a storage tank for a toxic chemical substance.
The 32,000-gallon tank, at the GKN Aerospace facility, stores methyl methacrylate, or MMAa substance that is highly toxic and may pose significant health and safety risks.
The IMT, in session with the EPA and OCHCA, has established the evacuation zone. Any areas birth air of this zone are at the moment concept of completely true and day-to-day activities can continue as fashioned.
— OCFA (@OCFireAuthority) Also can honest 24, 2026
The MMA It is a product used in the production of acrylic glass Resistant to breakage, paints, adhesives, resins and plastics.
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According to the authorities, MMA is highly toxic and flammablewith an explosive potential under certain conditions.
The Orange County Fire Authority (OCFA) reported that the incident at the GKN Aerospace facility involved a large volume of the chemicalwith an estimate of up to 7,000 gallons spilled from the tank.
The OCFA said that incidents with this type of chemical are rare and there are few similar case studies available to learn about alternatives in response efforts.
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“It’s a respiratory irritant, so it can start very mildly, but it can progress to a point where, yes, hospitalization, or even more, will probably be required“said OCFA division head Nick Freeman.
According to health experts, Exposure to MMA can occur through inhalation or direct contact with the substance.. Brief contact can irritate the skin, eyes and respiratory system, but higher concentrations can cause more serious effects.
“At very high levels, it can cause serious breathing problems and hospitalization.and this is where we really need everyone to follow the evacuation orders,” said Dr. Regina Chinsio-Kwong, deputy director of the Orange County Health Agency.
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Officials reiterated that MMA vapor It is heavier than air, so if released it can settle closer to the groundwhich increases the risk in surrounding areas.
In Garden Grove, emergency services also They monitor the possibility of a dangerous cloud in the airalthough its size and concentration are still uncertain.
“We do not know if a toxic cloud forms, or how dense it would be, or what the concentration would be.. If that were to happen, we want everyone to stay away from the zone we have established to safeguard everyone’s health,” added Dr. Chinsio-Kwong.
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In addition to lung and skin irritation, Contact with MMA can affect multiple organswhile prolonged or slow leaks could cause long-term health effects.
Workers who regularly work with methyl methacrylate They should use protective equipment, such as glasses and filters in respiratorsdue to its dangerous nature.
Research on the long-term health effects of the substance MMA is still limited, but health authorities currently consider that it is not carcinogenic.
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Methyl methacrylate can also affect animalsincluding birds, although the effects may vary depending on the species.
Orange County Authorities No deaths or injuries have been reported as a result of the incident. in Garden Grove.
Residents urged to follow evacuation orders while the emergency services carry out their tasks to contain the leak and cool the tank to prevent an explosion.
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