Water Advisory Insights

Plain-language explainers on advisories, water safety and what to do before, during and after a notice — across the U.S. and Canada.

When your tap is a campground spigot, a 40-gallon tank or a dock hose, a boil water advisory works differently. How to…

Tablets are light, cheap and slow. What their contact times actually buy you, why iodine is off the table in pregnancy and…

Eight drops per gallon at 6 percent bleach, six drops at 8.25 percent, and 30 minutes of contact time. The EPA figures,…

Pregnancy does not change the one-minute boil, but it narrows the margin for error. Safe water, the treatment to avoid, food rules,…

If floodwater reached the wellhead, the well is presumed contaminated. The CDC sequence — inspect, purge, shock chlorinate, wait 7 to 10…

The tank in your basement and the filters under your sink do not make tap water safe. What each device actually does,…

A boil water advisory often arrives with the power already out. How to hit a rolling boil on a gas range, a…

Boiling kills the germs, so pasta and rice cooked in a rolling boil are safe — but rinsing, topping up and no-cook…

Shaving opens microscopic cuts in the skin — which is exactly the route a waterborne pathogen needs. How to shave safely, what…

A bath means soaking in water for twenty minutes — which is a different risk from a two-minute shower. Who can bathe,…