My mother likes to discuss with me as a tea snob, which is decidedly not true – as evidenced by the truth that I frequently order tea whereas flying.
That tea, whereas usually nasty, continues to be satisfying.
However, I’ve to confess that each time I ask for tea through the beverage service, I get a nagging feeling that I’m making a (probably life-threatening) mistake. A bit voice at the back of my thoughts jogs my memory that ordering tea or espresso within the air shouldn’t be a good suggestion as a result of, the rumor goes, the water that’s used to make your heat drinks onboard might not be so potable in any case.
I’m hardly alone in my suspicion.
Jayne Singer, a retired particular schooling instructor and still-competitive swimmer in Park Metropolis, Utah, flies about as soon as a month and informed me she solely ever orders prepackaged drinks onboard.
“Since childhood, my mom used to say to me, ‘by no means drink drinks, by no means drink espresso or tea on a airplane since you by no means know the place it’s been,’ so it’s been my complete life,” she stated. “I don’t belief the supply the place the water is coming from.”
Singer usually avoids ice cubes whereas flying for a similar motive.

However Vance Hilderman, chief technical officer of Afuzion, an aviation improvement and certification firm, stated Singer and I shouldn’t fear. In keeping with Hilderman, it’s “100%” secure to drink tea, espresso and even water straight from the faucets on fashionable airplanes in developed and well-regulated international locations.
He stated that airways must frequently clear the tanks that retailer water for onboard use, and carriers should take a look at the consuming water for dangerous micro organism periodically.
“There’s a chemical rinse they put in (the tanks), it’s not poisonous. It’s not industrial hospital high quality, however it’s really fairly good. It’s very uncertain that micro organism would survive. It’s equal to air filtering programs, HEPA programs on plane,” Hilderman stated.
In keeping with the Environmental Safety Company, onboard water programs should endure periodic high quality exams and routine disinfecting, however the company was unable to make clear precisely what the time necessities had been for these measures once I reached out to get extra data.
Even when the tank someway grew to become contaminated between exams, your espresso or tea ought to nonetheless be secure to drink, even when it’s solely served lukewarm, based on Hilderman.
“For the science-minded of us, micro organism is killed about 175 levels, it doesn’t must boil,” he stated. “On the airplane, water boils on the 7,000-foot equal of about 195 levels … If we take a look at the World Well being Group, micro organism is killed at 170, so all that espresso and tea is sweet.”
When is it riskier to drink airplane water?
In keeping with Hilderman, it may be extra harmful to drink faucet water onboard flights which are taking off from locations the place the consuming water isn’t frequently secure. And, he added, micro organism is likelier to kind within the airplane’s tanks in case you’re taking off from a hotter local weather.
So in case you’re particularly frightened, you’ll be able to all the time flip down the espresso in your subsequent flight again from the Caribbean. Even nonetheless, weather-related waterborne meals poisoning is exceedingly uncommon on airplanes.
Hilderman additionally stated that almost all fashionable plane don’t manufacture ice onboard. Quite, they get pre-made ice from their catering contractors on the bottom, so chilled drinks aren’t actually a priority.
Justin Haase, an IT director from Kasson, Minnesota, informed me he flies for work a couple of times a month and virtually all the time orders espresso onboard.
“If it was a giant downside, folks could be getting sick or having issues with this extra continuously,” he stated. “No person’s consuming a cup of espresso after which keeling over on the airplane.”
Final week’s Cruising Altitude:Why most flyers say no to upgrades if it means splitting up on the airplane.
Hilderman acknowledged that airways are sometimes left to self-enforce the laws round consuming water high quality onboard, however he stated it’s actually not a difficulty on main carriers in developed international locations.
“You’re in fine condition,” he stated. “Even the previous legacy plane, the design is 45-50 years previous, however the cleansing is fairly modernized.”
And Hilderman agreed with Haase that if this had been an actual downside, we’d be seeing extra meals poisoning on airplanes.
“When you get a abdomen an infection, meals poisoning, one thing like that, it’s usually pretty traceable,” Hilderman stated. “We might do the identical factor on an plane, and that will be everywhere in the information, however it’s apparently fairly uncommon.”
So go forth and order your mediocre caffeine repair with out worry in your subsequent flight.
Zach Wichter is a journey reporter and columnist for USA TODAY based mostly in New York. You’ll be able to attain him at [email protected]