Emergency Disinfection of Drinking Water
US EPA
The canonical boil/bleach-dose quick card (exact drops-per-quart tables) — ideal offline one-pager; pairs with CDC water pages.
Editor's notes
None significant; verify it against the current epa.gov page since bleach concentration guidance (6% vs 8.25%) has been updated over the years.
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Source & license
US federal government work (public domain).
Use of this material does not imply endorsement by its publisher or any government agency.
Not medical advice.
This reference is for general education. It is not a medical device and does not diagnose, treat, cure, or prevent any condition. Consult a healthcare professional, and call your local emergency number when help is available.