Is Salem Water Safe to Drink? What Every Homeowner Should Know

Yes, Salem’s tap water is safe to drink by federal standards. Salem draws its municipal water from its own local water utility, which is required to meet the EPA’s Maximum Contaminant Levels (MCLs) and publish a Water Quality Report for residents. A Salem-specific report was not available for this article, so the figures below come from Culligan Stoner, the Culligan dealer serving the Salem, Roanoke, and Harrisonburg area, drawing on its regional testing data. Those figures point to a few things worth knowing regardless of your exact address: measurable chlorine at the tap, disinfection byproducts (HAA5 and TTHMs) that vary by sampling site, and trace lead and copper at low but non-zero levels. For most homes, the question isn’t “safe vs. unsafe” but whether the taste, plumbing exposure, and long-term contaminant load are worth addressing.

When a water utility says the water is safe, that means it meets the EPA’s Maximum Contaminant Levels (MCLs) when averaged across the year. That’s a meaningful baseline, but there is more to take into consideration.

Salem’s drinking water is supplied by its own local municipal water utility, which is responsible for treating and distributing water to homes throughout the city. As with most public water systems, the utility is required to disinfect the water, monitor it for regulated contaminants, and publish results for customers on a recurring basis.

Culligan Stoner is the Culligan dealer serving the Salem, VA area, along with the broader Roanoke and Harrisonburg region. While Stoner’s home base and water-quality testing data come from its Hagerstown, MD location, the dealership works with homeowners throughout its Virginia service territory to address the water issues common to municipal and well systems alike: hardness, chlorine taste, disinfection byproducts, and trace metals from household plumbing. Homeowners who want source-specific detail (which river, reservoir, or groundwater supply feeds their tap) should check with Salem’s own water utility directly.

A Salem-specific water news item was not available for this article. More broadly, Virginia’s public water systems operate under EPA oversight and are subject to the same federal reporting and enforcement framework as systems nationwide. Utilities must test for regulated contaminants on a set schedule, report violations to the state, and notify customers if limits are exceeded.

One development worth watching applies to Salem and every other public water system in the country: the EPA’s fifth Unregulated Contaminant Monitoring Rule (UCMR5) required water systems nationwide to test for PFAS and lithium between 2023 and 2025, generating the first nationally consistent dataset on these compounds. That monitoring round is feeding into the EPA’s ongoing work on PFAS drinking water standards, and homeowners in Salem should expect their utility’s future Water Quality Reports to include PFAS results as that regulatory picture continues to develop.

A Salem-specific Water Quality Report was not available for this article. The figures below reflect Culligan Stoner’s regional testing data from its Hagerstown, MD home base, offered here as representative of the kind of contaminant levels found in municipal systems across the region rather than as Salem’s official numbers. Homeowners who want exact figures for their own tap should request the Water Quality Report directly from Salem’s water utility.

Hardness data was not available in the regional testing data reviewed for this article. Homeowners who want a hardness reading specific to their home should request a free in-home water test, since hardness can vary significantly by neighborhood and by whether a home is on municipal water or a private well.

Regional testing data shows chlorine at 2.7 ppm. That’s a level capable of producing a noticeable taste and smell at the tap. Chlorine is essential for disinfecting water on its way from the treatment plant to a home, but higher residuals are also the precursor to the disinfection byproducts discussed below.

Regional testing puts Haloacetic Acids (HAA5) at a highest locational running annual average (LRAA) of 19.5 ppb, with individual sites ranging from 4.1 to 32.3 ppb. Total Trihalomethanes (TTHMs) came in at a highest LRAA of 32.8 ppb, with a range of 11.4 to 51.6 ppb. Both figures sit below the federal MCLs of 60 ppb and 80 ppb, but the spread between the low and high ends of each range shows how much byproduct levels can vary from one part of a distribution system to another. Whole-house carbon filtration is a common solution for homeowners who want to reduce byproduct exposure regardless of where their local numbers fall.

Regional testing showed lead at 0.944 ppb (90th percentile) and copper at 0.0708 ppm (90th percentile), with zero sites over the federal Action Levels of 10 ppb for lead and 1.3 ppm for copper. Those are low figures relative to the action thresholds.

Lead and copper mostly enter water from household plumbing after it leaves the treatment plant, so what comes out of a tap in an older Salem home can differ from regional averages regardless of what the source utility measures at the plant. Other trace constituents in the regional dataset include nitrate at 0.5 ppm (reported combined as nitrate-nitrite), fluoride at a highest level of 0.7 ppm, and barium at 0.031 ppm. All fall well under their respective federal limits.

PFAS, often called “forever chemicals,” are a growing concern nationwide because these compounds break down slowly and can persist in water supplies for years. PFAS have been linked in some studies to increased risks of certain cancers, thyroid disease, immune system effects, developmental concerns, and elevated cholesterol levels.

In the regional dataset reviewed for this article, PFOA and PFOS both came back below detectable limits under UCMR5 testing, against an EPA MCL of 4 ppt. Lithium was also tested and came in at less than 0.009 ppm, a compound with no established MCL. That’s a favorable regional result, but it isn’t a substitute for Salem’s own PFAS testing under the same UCMR5 program. Homeowners who want to know what’s in Salem’s water should check the utility’s most recent Water Quality Report once PFAS results are published.

Most water quality issues in Salem homes show up at the tap before they show up in a utility report. If you notice any of the following, treat it as a prompt to test, not a reason to panic.

Not all water tests are designed to look for the same contaminants, and the right option depends on what you’re trying to learn about your home’s water.

Culligan’s free in-home water test is designed to identify common household water issues like:

This type of test is helpful for determining whether a water softener or filtration system may improve your home’s water quality. However, in-home testing is not intended to detect contaminants like lead or PFAS, which require laboratory analysis.

Certified lab testing is the best option for homeowners concerned about:

Lab testing is recommended for older homes, homes with young children, or anyone wanting detailed contaminant-specific results. Pricing varies depending on the contaminants being tested.

DIY water test kits can also be purchased online through retailers. These kits are used to screen for hardness, chlorine, pH, iron, and other basic water conditions. While convenient, DIY kits are less comprehensive than certified laboratory testing and should be viewed as a basic screening tool rather than a replacement for professional analysis.

You don’t need to test your water every month, but there are specific moments when testing is worth doing.

Most of these cost nothing and reduce exposure, giving homeowners peace of mind.

Once you know what’s in your water, picking the right system is straightforward.

A water softener removes the hardness minerals like calcium and magnesium that cause scale buildup.

A whole-house filter reduces chlorine, sediment, and disinfection byproducts at the point where water enters your home, so every tap, shower, and appliance benefits.

An RO system installed under the kitchen sink polishes drinking and cooking water by removing lead, byproducts, and a long list of trace contaminants.

If PFAS or other emerging contaminants are a concern in your area, advanced filtration can target these compounds at low levels for long-term protection.

Salem homeowners have options when it comes to choosing the right system for their home. With flexible rental, installation, and repair services through Culligan Stoner, homeowners can choose what best fits their needs and budget.

Since Salem’s water quality can vary by neighborhood and by whether a home is on municipal water or a private well, starting with a free at-home water test lets homeowners find out exactly what they’re working with and evaluate which treatment approach fits their needs. Schedule your free water test here.