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Cette page rend le Markdown et Mermaid du module directement depuis la source publique de documentation.
Overview#
The Chemical HAZMAT Database is a chemical intelligence system with PubChem integration, AEGL thresholds, and atmospheric dispersion modeling for hazmat emergency response. It provides instant access to chemical safety data for dispatchers and first responders during time-critical hazmat incidents.
Key Features#
Extensive Chemical Database#
Access to over 100,000 chemical substances through PubChem API integration. Search by chemical name, CAS number, UN number, or common names with typeahead autocomplete for fast access.
AEGL Threshold Database#
Acute Exposure Guideline Levels for population exposure assessment during chemical releases. Three-tier threshold system (AEGL-1, AEGL-2, AEGL-3) with time-based exposure values feeding directly into evacuation calculations.
Emergency Response Guidebook Lookup#
Instant ERG guide retrieval by UN number or guide number with isolation distances, firefighting procedures, and first aid instructions from the DOT/PHMSA Emergency Response Guidebook.
GHS Hazard Classification#
Globally Harmonized System pictograms and hazard statements for visual hazard identification. NFPA 704 fire diamond ratings provide standard fire service hazard assessment.
Atmospheric Dispersion Modeling#
Gaussian plume modeling for chemical release scenarios incorporating real-time weather data, AEGL thresholds, and terrain factors to calculate protective action zones and evacuation distances.
PPE Recommendations#
Personal protective equipment guidance based on chemical properties, exposure routes, and concentration levels. Level A through D protection recommendations for field responder safety.
Use Cases#
- HAZMAT Dispatch: Instant chemical lookup during emergency calls with response guidance, isolation distances, and PPE requirements for relay to field units.
- Plume Modeling: Calculate downwind hazard zones during chemical releases using atmospheric dispersion modeling with real-time weather integration.
- Pre-Incident Planning: Research chemical hazards at fixed facilities for emergency response planning and community notification zone establishment.
Integration#
Integrates with CAMEO Chemicals (NOAA/EPA), PubChem (NIH), and the Emergency Response Guidebook (DOT/PHMSA). Connects with CAD/dispatch systems and weather data services for context-aware response recommendations.
Last Reviewed: 2026-02-05