Back-to-School Water Prep: What Parents Should Check Before September

The back-to-school list is long. Backpacks, folders, the right color of composition notebooks, new shoes that will be scuffed within a week. Water quality doesn’t usually make the cut.

But late July and early August is actually a smart time to think about it — both what your kids will be drinking at school and what’s coming out of your taps at home once the routine kicks back in. Neither takes much time, and both are worth a few minutes of attention before September arrives.

The School Fountain Question

Lead in school drinking water is one of those issues that’s been in the news for years without fully going away — and for good reason. The problem isn’t usually the municipal water supply itself; it’s what happens between the water main and the actual fountain. Aging pipes, old brass fixtures, and lead-lined water tanks in older buildings can leach lead into drinking water even when the source water is clean.

Studies across multiple states have found that a significant number of school buildings — often more than half when comprehensive testing is done — have at least one tap or fountain with detectable lead levels. Washington state made headlines earlier this year when testing at one elementary school revealed that out of 57 fixtures tested, 51 came back above the state’s action threshold of 5 parts per billion. Those were kindergarten and first-grade classrooms.

The important thing to know: there is no safe level of lead exposure for children. Even low levels can affect cognitive development, attention, and behavior. And unlike chlorine or sediment, lead has no taste or smell. Kids can’t tell it’s there.

What You Can Actually Do About It

This is where it helps to be practical rather than worried. A few things parents can do:

• Look up whether your school has published water testing results. Many districts now have public dashboards or post results on their websites, especially following state-level lead testing requirements that have been rolling out across the country. If you can’t find anything, it’s a reasonable question to ask the school directly.
• Send filtered water from home. A reusable insulated water bottle filled each morning from your home filtration system is the most reliable way to ensure your child has clean water throughout the day — regardless of what’s happening at the school fountain. It’s also cheaper and better for the environment than bottled water.
• Teach kids to run the water for 30–60 seconds before drinking from a fountain that’s been sitting unused — especially first thing in the morning. Water that’s been standing in pipes overnight picks up more lead than water that’s been recently flushed.

The Home Check: Before the Routine Starts

Back-to-school season changes your household water use patterns. Morning routines get busier, kids are drinking more throughout the day, lunches are being packed, and everything runs on a tighter schedule. That makes it a good moment to make sure your home’s water setup is ready.

A few things worth checking in late July or early August:

• When did you last replace your under-sink or pitcher filter? Most filters are rated for 6 months or a set number of gallons. If you can’t remember the last time you changed it, it’s probably overdue. A clogged or exhausted filter can stop reducing contaminants — and in some cases, a very old filter can actually start releasing what it’s captured back into the water.
• How’s your refrigerator filter? If the family is filling water bottles from the fridge dispenser each morning, this one matters. Same 6-month rule applies, and summer’s heavy use may have burned through it faster than usual.
• If you’ve never had your water tested, the start of a new school year is a reasonable prompt. Especially if you have younger kids at home, knowing what’s in your water — lead, PFAS, nitrates, hardness — helps you make smarter decisions about filtration. Your Consumer Confidence Report (the annual water quality report from your utility) is a good starting point, but it reflects the water leaving the treatment plant, not necessarily what comes out of your tap.

Hydration Habits Are Worth Talking About

Kids are notoriously bad at drinking enough water during the school day — they get busy, they forget, they don’t love the taste of the fountain water. Dehydration affects focus, energy, and mood, which matters a lot in a classroom.

A few things that actually help: sending water in an insulated bottle that stays cold throughout the day (kids drink more when it’s cold), making sure the water tastes good (which filtered water typically does, compared to heavily chlorinated fountain water), and just making it a part of the routine. If they fill the bottle each morning before school, it becomes automatic.

It sounds simple because it is — but it’s one of those habits that pays off all year.

One Less Thing to Worry About

You can’t control everything about what your kids encounter at school. But water quality at home is something you can actually do something about. A filter check, a new water bottle, and a couple of minutes looking up your school’s testing results — that’s a pretty low-effort way to start the year with one less thing on your mind.