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WISER Web Site
WISER Web Site

As of February 28th, 2023, NLM will discontinue the Wireless Information System for Emergency Responders (WISER), the website (https://wiser.nlm.nih.gov) and WebWISER (https://webwiser.nlm.nih.gov), and the standalone applications for Windows PCs, iOS app, and Android app.

Other sources of Hazmat or Chemical, Biological, Radiological, Nuclear (CBRN) information are available with the following resources:

  • CHEMM (Chemical Hazards Emergency Medical Management) - HHS ASPR
  • REMM (Radiation Emergency Medical Management) - HHS ASPR
  • ERG2020 (Emergency Response Guidebook) - USDOT/PHMSA [search for ERG2020 in the App Stores]
  • CAMEO Chemicals - NOAA/EPA
  • NIOSH Pocket Guide to Chemical Hazards - CDC/NIOSH [search for NIOSH Mobile Pocket Guide in the App Stores]
  • Agency for Toxic Substances and Disease Registry (ATSDR) website - CDC/ATSDR
  • DHS's Hazardous Materials Release website - DHS
  • PubChem - NIH/NLM
  • The National Library of Medicine Data Distribution (data files for HSDB, ChemIDplus, etc.) - NIH/NLM

If you have questions or suggestions, please contact NLM Customer Service (https://support.nlm.nih.gov/support/create-case).

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  • 1st Responder    1st Responder
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Modify the units used to display protective distances.
WISER provides limited translations (in French) for a small subset of content (the protective distance tool and data from the ERG2020). Enable or disable the translated content using this setting.