As of mid-September 2026, I still catch myself nudging the water heater dial up in my Houston house, telling myself a hotter tank is free capacity I’m not using otherwise. I used to think a higher number just meant more hot water when the shower ran long. I thought it was a free upgrade. Turned out it’s a scald risk with a bill attached.
Here in Houston, CenterPoint Energy’s own water heater safety page says many water heaters can be set to temperatures as high as 160°F, and that’s hot enough to cause third-degree burns, especially dangerous for children and elderly family members. That is the line that finally got me to go look at my own dial instead of guessing at it.
Get your water heater checked and set.Tell Nearby AI your water heater’s age and current setting, and it works out what the job involves, what it should cost and whether a quote is fair.“Can someone check and reset my water heater’s temperature?”→Free for homeowners · Your number stays private
What the Department of Energy says
The Department of Energy puts it simply: “Turn down the temperature of your water heater to the warm setting (120°F). You’ll save energy and avoid scalding your hands.”
Why cranking it up doesn’t help
CenterPoint Energy says setting a water heater to 120°F also reduces standby heat loss, so it doesn’t have to work as hard to maintain hot water. The utility calls 120°F the ideal temperature to balance usability, safety and energy efficiency…