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Tap water quality report

West Boylston, MA

EPA monitoring detected 15 contaminants across the 1 water supplier serving West Boylston. A detection doesn't automatically mean the water is unsafe — see the level at the main supplier for each below, with its EPA source and period.

1
water supplier
6,919
people served
15
contaminants found

What was found in West Boylston's water

The level at the city's main supplier, the highest level anywhere in the city, the EPA limit for each, and where every figure comes from.

ContaminantLevel vs EPA limitSuppliersSource
Nitrate
1000 µg/L 10%
of the EPA limit 10000 µg/L
Main supplier: WEST BOYLSTON WATER DISTRICT · 6,919 people · 2019
1/1 SYR4
Copper
78.4 µg/L 6%
of the EPA limit 1300 µg/L
Main supplier: WEST BOYLSTON WATER DISTRICT · 6,919 people · 2019
1/1 SYR4
TTHM
8.35 µg/L 10%
of the EPA limit 80 µg/L
Main supplier: WEST BOYLSTON WATER DISTRICT · 6,919 people · 2019
1/1 SYR4
Barium
8 µg/L 0.4%
of the EPA limit 2000 µg/L
Main supplier: WEST BOYLSTON WATER DISTRICT · 6,919 people · 2012
1/1 SYR4
Bromoform
4.04 µg/L
No EPA limit set
Main supplier: WEST BOYLSTON WATER DISTRICT · 6,919 people · 2019
1/1 SYR4
Dibromochloromethane
3.395 µg/L
No EPA limit set
Main supplier: WEST BOYLSTON WATER DISTRICT · 6,919 people · 2019
1/1 SYR4
Arsenic
2.95 µg/L 30%
of the EPA limit 10 µg/L
Main supplier: WEST BOYLSTON WATER DISTRICT · 6,919 people · 2012
1/1 SYR4
Dibromoacetic Acid
1.5 µg/L
No EPA limit set
Main supplier: WEST BOYLSTON WATER DISTRICT · 6,919 people · 2019
1/1 SYR4
Total Haloacetic Acids (HAA5)
1.5 µg/L 2.5%
of the EPA limit 60 µg/L
Main supplier: WEST BOYLSTON WATER DISTRICT · 6,919 people · 2019
1/1 SYR4
Bromodichloromethane
1.19 µg/L
No EPA limit set
Main supplier: WEST BOYLSTON WATER DISTRICT · 6,919 people · 2019
1/1 SYR4
Chloroform
1.1 µg/L
No EPA limit set
Main supplier: WEST BOYLSTON WATER DISTRICT · 6,919 people · 2019
1/1 SYR4
Pfpea
0.0074 µg/L
No EPA limit set
Main supplier: WEST BOYLSTON WATER DISTRICT · 6,919 people · 2024
1/1 UCMR-5
Pfhxa
0.0059 µg/L
No EPA limit set
Main supplier: WEST BOYLSTON WATER DISTRICT · 6,919 people · 2024
1/1 UCMR-5
PFOA
0.0054 µg/L
No EPA limit set
Main supplier: WEST BOYLSTON WATER DISTRICT · 6,919 people · 2024
1/1 UCMR-5
Lead
0.0 mg/L 0%
of the EPA limit 0.0150 mg/L
Main supplier: WEST BOYLSTON WATER DISTRICT · 6,919 people · 2025
1/1 LCR
Each bar shows the measured level as a share of the EPA limit: green is well under, amber is close to it, red is over. For lead and copper the limit applies to exactly the 90th-percentile figure shown, so red there means a real exceedance. For everything else the limit applies to a running annual average while the figure is the 95th percentile of the system's samples — over 100% is worth reading, but is not by itself a violation. Formal violations are listed separately. These are the utilities' own EPA-reported results, not a city-wide average. A detection means the lab measured the substance — it isn't the same as exceeding a legal limit. Hover a source tag to see the EPA program and years behind each figure.

Water suppliers serving West Boylston

SupplierPopulation served
WEST BOYLSTON WATER DISTRICT 6,919

Frequently asked questions about West Boylston tap water

Is West Boylston tap water safe to drink?

EPA testing detected 15 contaminants in the water serving West Boylston. A detection isn't the same as a violation — most detected levels are within federal limits. Check the level and source for each contaminant above, and your utility's annual Consumer Confidence Report for the official compliance status.

How many water suppliers serve West Boylston?

1 public water supplier report drinking-water monitoring for West Boylston, Massachusetts to the EPA. Each is listed above with its population served.

What contaminants are in West Boylston's water?

The contaminants EPA monitoring detected in West Boylston include Nitrate, Copper, TTHM, Barium, Bromoform. The full list, with the level at the main supplier and the data source, is in the table above.

Where does this data come from?

Every figure is official EPA drinking-water monitoring — the Lead & Copper Rule, the UCMR-5 nationwide testing program, and the EPA Six-Year Review — not our own testing. Each number is labelled with its source and period.