Appendix A. Chemical Substances and Hazard Information Resources

Table 10: Chemical Substances and Hazard Information Resources

AssetDescriptionAgency/Owner
Acute Exposure Guideline Levels (AEGLs) Chemical concentration levels of airborne chemicals that cause health effects. Search by chemical name or CAS number.EPA
Chemical Agents Database A list of hazardous chemicals providing case definitions, toxicological profiles, medical management guidelines, emergency response cards, etc.CDC
Chemical Quick Reference Guides
(QRGs)
Reference guides for various hazardous chemicals, detailing chemical characteristics (classification, description, solubility, etc.), probable release scenarios, health effects, AEGLs, personnel safety measures (PPE, first aid, and medical info), field detection methods for various equipment, sampling guidance, decontamination/cleanup information, and waste management techniques.NRT
Chemical Transportation Emergency Center (CHEMTREC®) CHEMTREC® is a public service hotline for emergency responders, providing timely information during chemical and hazardous materials incidents. American Chemistry Council
CompTox Chemicals Dashboard Searchable by chemical, product/use category, and assay/gene. Provides properties, hazards, safety, exposure, and bioactivity information. Also links to relevant literature.EPA
Emergency Response Guidebook (ERG) The ERG (updated in 2020) is a guidebook for first responders to use during the initial phase of transportation incidents involving dangerous goods and hazardous materials.DOT
Emergency Response Safety and Health Database
(ERSH-DB)
This NIOSH database contains accurate and concise information on high-priority chemical, biological and radiological agents that could be encountered by personnel responding to a terrorist event.NIOSH
Envirofacts A single point of access to US EPA data, providing access to several EPA databases on one platform.EPA
Health Effects Notebook for Hazardous Air Pollutants (HAPs) A collection of HAP fact sheets detailing health impacts. Includes volatile organic chemicals, pesticides, herbicides, and radionuclides.EPA
Integrated Risk Information System (IRIS) An EPA assessment tool/database of assessments that identify and characterize health hazards of chemicals found in the environment, be it a single chemical, group of chemicals, or complex mixture. EPA
International Chemical Safety Cards
(ICSCs)
A platform for searching the ICSC database, which provides chemical information including acute hazards, prevention, firefighting, first aid, symptoms, spillage disposal, storage, packaging information, etc.International Labour Organization
NIOSH Immediately Dangerous to Life or Health (ILDH) Values List of IDLH values.CDC/NIOSH
NIOSH Pocket Guide to Chemical Hazards
(mNPG)
Provides chemical-specific data to supplement general industrial hygiene knowledge.CDC/NIOSH
NIOSH PPE Information (PPE-Info) A compendium of federal regulations and consensus standards for Personal Protective Equipment (PPE)— allows general or advanced criteria searches of relevant federal standards, associated product types, target occupational groups, basic conformity assessment specifications, and accredited lab information.CDC/NIOSH
Occupational Health Guidelines for Chemical HazardsNIOSH’s guidelines for chemical hazards. Lists chemical properties, identifiers, exposure limits, routes of exposure, health effects, symptoms of exposure, and emergency procedures.CDC/NIOSH
OSHA Occupational Chemical Database Inventory of occupational chemical information, including identification, physical properties, exposure limits, sampling information, permissible exposure limits (PELs), and short-term exposure limits (STELs).OSHA
PubChemSearchable by chemical name, molecular formula, structure, and other identifiers. Provides chemical and physical properties, biological activities, safety and toxicity information, patents, literature citations, etc.NCBI
Wireless Information System for Emergency Responders (WISER) WISER provides a wide range of hazardous substances information, including substance identification support, physical characteristics, human health information, containment guidance, and suppression advice.US National Library of Medicine
Substance Registry Services (SRS) EPA’s central system for information about substances that are tracked or regulated by the EPA.EPA
Toxicity Forecaster (ToxCast) Chemicals Chemical library that includes properties, risk assessment, hazard values, exposure estimates, fate and transport data, links to related research, etc. for each chemical. EPA
Toxicological Profiles A compilation of toxicological information on hazardous substances. Focuses on health effects and public health concerns, but also provides chemical and physical information; product, import, use, and disposal information; regulations and advisories; etc.ATSDR
Water Contaminant Information Tool
(WCIT)
Comprehensive information about chemical, biological, and radiological contaminants of concern for water security. EPA
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