What is the Perfect Water Heater Temperature

Posted by on May 15, 2014 in Water Heater Repair Sterling VA

There are diverse views on what is the very best temperature at which to set ones Sterling water heater. We will be sharing a few of the various views with specific evidence from those sources in order for one to make his/her own choice on the subject.

First of all, the default setting most water heater makers have their tanks set at is 140 degrees. If you have never inspected this already on your Sterling Water Heater, that could be the temperature it is set. Likewise, it can be tough to understand for sure exactly what the temperature setting is due to the fact that numerous times the temperature dial does not have actual degrees written on it, simply warm, hot, really hot … something to that effect. Some people feel they are pre-set at a higher temperature level so it feels remarkable to have a great deal of hot water – sort of like trying to create good brand name awareness in consumers.

In regards to energy savings, by turning a water heater down from 140 to 120 degrees, it will conserve between 6 to 10 percent of total energy used. That equates to in between $6 to $20 a year in a lot of cases.

Let’s begin with the most likely the most popular source, the U.S. Department of Energy. They suggest a setting of 120 degrees. The link to their website above provides lots of good info on the best ways to reduce ones hot water consumption and expenses. It is for sure worth a read.

Now for the health threats of too low of a temperature level setting. It can be concluded that Legionella bacteria has the ideal development range in between 68 to 122 degrees. It is believed that 25 percent of all water heaters have varying levels of Legionella bacteria contamination.

Legionella bacteria causes a type of pneumonia and is passed to people when one breathes in water contaminated with the bacteria – generally in showers, whirlpool baths and even air conditioning systems. Drinking the water is generally ok. It is a concern with having the bacteria get in ones lungs.

The Centers for Disease Control and Prevention estimates 8,000 to 18,000 Americans contract the illness each year. 5 to 30 percent of the cases are fatal.

According to OSHA, “At low levels of contamination, the chance of getting Legionnaires’ disease from a water source is very slight. The problem arises when high concentrations of the organism grow in water systems. Water heaters, cooling towers, and warm, stagnant water can provide ideal conditions for the growth of the organism.”  (read more)

Cases to not have the water heater temperature level set at 140 degrees would be if there are kids in the house or possibly with elderly individuals too. The risk of being burnt if the faucet was fully on hot water can be too great. Undoubtedly, any individual living in the home that is at threat of contracting Legionella Disease should have it set at 140.

In Conclusion

So choose if there are any issues of individuals burning themselves if the water temperature level is too high. Also, be conscious of anyone who has concerns of contracting Legionella Disease. Given that the yearly cost savings of turning the temperature level down is just about $20 many the time with the average home’s hot water use, it may be a good option to keep the temperature level above 120 degrees simply for the health related advantages; nevertheless, we will let you make the call.

Water Heater Temperature Setting

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