{"hq_id":"hq-p-hom-000226","name":"Portable Generator Carbon Monoxide Poisoning (Hurricane, Power Outage)","category":{"primary":"household","secondary":"disaster","tags":["generator","carbon monoxide","CO","poisoning","hurricane","power outage","CPSC","death"]},"product_tier":"HOM","overall_risk_level":"critical","description":"Portable generators are the #1 cause of carbon monoxide (CO) poisoning deaths from consumer products — 85+ deaths/year in the US (CPSC). CO is colorless and odorless. Deaths surge during hurricanes, winter storms, and extended power outages. CPSC: generators produce 450+ times the CO concentration that vehicle exhaust does. Even outdoors, CO can infiltrate through windows, doors, and vents if generator is too close to building. CPSC mandatory rule (2024): new generators must have automatic CO shutoff when dangerous levels detected.","synthesis":{"derived_risk_level":"severe","synthesis_confidence":0.5,"synthesis_method":"compound_composition","context_used":"human_child","context_source":"product_users","exposure_modifier":1.1,"vulnerability_escalated":true,"escalation_reason":"Child exposure group","compounds_resolved":1,"compounds_total":1,"synthesis_date":"2026-05-09","synthesis_version":"1.2.0","methodology_note":"exposure_modifier and adjusted_magnitude are computed from ALETHEIA-calibrated heuristics (route × duration × frequency multipliers, clamped to [0.5, 1.4]). Multipliers are directionally informed by EPA Exposure Factors Handbook (2011) and CalEPA OEHHA but are not regulatory consensus. See /api/methodology for full disclosure."},"hazard_summary":{"sensitive_populations":"all occupants (CO is lethal regardless of health status), children, elderly","overall_risk":"critical","primary_concerns":["85+ CO deaths per year from portable generators (CPSC)","CO is colorless, odorless — victims lose consciousness before recognizing danger","Deaths surge during hurricanes, winter storms, extended power outages","Even 'outdoors' placement too close to building allows lethal CO infiltration"],"exposure_routes":"Inhalation (CO gas) — no warning odor or color"},"exposure":{"routes":["inhalation"],"contact_types":["inhalation"],"users":["adult","child"],"duration":"hours","frequency":"event-based","scenarios":["Generator running in garage, basement, or enclosed area (LETHAL)","Generator outdoors but near open window, door, or vent (CO infiltration)","Generator in tent or camper during camping (deaths documented)","Multiple generators in close proximity (neighborhood power outage)"],"notes":"CPSC data: 85+ CO deaths/year from portable generators. 2017 Hurricane Irma: 15 generator CO deaths in Florida alone. NEVER run generator indoors — including garage, even with door open. Place at least 20 feet from any door, window, or vent. Battery-powered CO detector in every sleeping area is ESSENTIAL during power outages. CPSC 2024 rule: new generators must have automatic CO shutoff. Symptoms: headache, dizziness, nausea, confusion → unconsciousness → death. CO detector alarm: immediately move to fresh air and call 911."},"consumer_guidance":{"usage_warning":"NEVER run generator indoors — including garage with door open. Place at least 20 FEET from any door, window, or vent, with exhaust pointing AWAY from building. Battery-powered CO detector in EVERY sleeping area is essential. CO symptoms: headache, dizziness, nausea — move to fresh air and call 911 IMMEDIATELY.","safer_alternatives":["Battery backup / solar + battery system (zero CO risk)","Whole-house standby generator (permanent outdoor installation, automatic transfer)","CPSC-compliant generator with automatic CO shutoff (2024+ models)","Battery-powered CO detectors in every sleeping area during power outages"]},"regulatory":{"applicable_regulations":[{"jurisdiction":"USA","regulation":"CPSC Portable Generator CO Safety Rule","citation":"16 CFR 1241","requirements":"Mandatory automatic CO shutoff for new portable generators when dangerous CO levels detected. Effective 2024.","compliance_status":null,"effective_date":"2024-02-07","enforcing_agency":"CPSC","penalties":null,"source_ref":null}],"certifications":[],"labeling":{"required_disclosures":[],"prop65_warning":{"required":null,"chemicals":[],"endpoint":null,"notes":null},"ghs_labeling":{"required":null,"signal_word":null,"pictograms":[],"hazard_statements":[],"notes":null},"hidden_ingredients":{"trade_secret_protected":null,"categories_hidden":[],"estimated_count":null,"known_concerns":null,"notes":null},"notes":null},"recalls":[],"regulatory_gap":null,"notes":null},"lifecycle":{"recyclable":false,"disposal_guidance":"Generator: appliance recycling. Fuel: hazardous waste (do not pour down drain).","hazardous_waste":true,"expected_lifespan":"10-20_years"},"formulation":{"form":"varies","key_ingredients":[],"certifications":[]},"materials":{"common":[],"concerning":[],"preferred":[]},"compound_composition":[{"hq_id":"hq-c-org-000043","compound_name":null,"role":"combustion_product","typical_concentration":null}],"identifiers":{"common_names":["portable generator carbon monoxide poisoning (hurricane, power outage)"],"aliases":[],"manufacturer":null,"brands":[]},"brand_examples":[{"brand":"Honda","manufacturer":"Honda Motor","market_position":"premium","notable":"Premium portable generator brand"},{"brand":"Generac","manufacturer":"Generac","market_position":"mass_market","notable":"Market-leading generator brand"},{"brand":"Champion","manufacturer":"Champion Power Equipment","market_position":"mass_market","notable":"Budget portable generators"}],"brand_examples_disclaimer":"Representative branded products of this category. Concerning ingredients listed in materials.concerning[] apply to the category, not necessarily to every named brand. Specific formulations vary by SKU and may have changed since this record was written; consult the brand's current ingredient label before drawing brand-level conclusions.","sources":[{"type":"expert_curation","name":"ALETHEIA Safety Database","date":"2026-03-25"},{"type":"regulation","title":"CPSC Portable Generator CO Safety Rule (16 CFR 1241)","jurisdiction":"USA","year":2024,"citation":"16 CFR 1241","id":"src_9c3caf0d"},{"id":"cdc_co_poisoning","type":"report","title":"CDC: Carbon Monoxide Poisoning — Facts and Prevention","year":2023,"inherited_from_compound":"hq-c-org-000043"},{"id":"atsdr_co","type":"report","title":"ATSDR Toxicological Profile for Carbon Monoxide","year":2012,"inherited_from_compound":"hq-c-org-000043"},{"type":"regulatory","title":"US Consumer Product Safety Commission (CPSC)","jurisdiction":"USA","id":"src_4e21f2c3","extraction":"description_reference"}],"meta":{"schema_version":"4.0.0","last_updated":"2026-03-25","timestamp":"2026-05-14T01:27:44.510Z"}}