One Shower Habit Could Be Quietly Raising Your Water Bill, Scientists Warn
Summary
A new study found that small habits during showers, like applying shampoo more than once or pausing the water flow multiple times, make showers longer and increase water use. Researchers say focusing on changing these behaviors can help save water more than just using efficient showerheads or technology.Key Facts
- Showers use 25% to 45% of indoor household water, making them the biggest water user inside homes.
- Researchers monitored 319 German households using smart sensors to track 8,550 showers over 40 days.
- Showers where shampoo was applied two or more times lasted about 27% longer than those with one shampoo use.
- Pausing water three or more times during a shower made showers about 20% longer than those with no pauses.
- People under 50 generally shower longer than those over 50.
- Showers with soft water lasted around 23% longer than showers with hard water, possibly due to better soap lather and comfort.
- Average U.S. showers last 8 minutes and use about 16 gallons of water.
- Researchers suggest changing shower habits, using feedback devices, and redesigning products to reduce water use without losing comfort.
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