Water Quality in 01079
Thorndike, Massachusetts • Served by: Palmer Water District No.1, Thorndike Fire and Water District
Updated September 2026 • Data from EWG & EPA
Contaminants Detected in 01079 Water
Levels shown are the maximum detected across all water systems serving this zip code. Red values exceed EWG health guidelines.
| Contaminant | Detected Level | EWG Guideline | EPA Legal Limit |
|---|---|---|---|
| Perfluorohexane sulfonate (PFHXS) | 0.63 ppt 627.0x | 0.00 ppt | 10 ppt |
| Total trihalomethanes (TTHMs) | 31.90 ppb 212.7x | 0.15 ppb | 80 ppb |
| Haloacetic acids (HAA5) | 19.10 ppb 191.0x | 0.10 ppb | 60 ppb |
| Arsenic | 0.70 ppb 175.0x | 0.00 ppb | 10 ppb |
| Bromodichloromethane | 8.40 ppb 140.0x | 0.06 ppb | — |
| Trichloroacetic acid | 10.80 ppb 108.0x | 0.10 ppb | — |
| Chloroform | 20 ppb 50.0x | 0.40 ppb | — |
| Dichloroacetic acid | 8.10 ppb 40.5x | 0.20 ppb | — |
| Dibromochloromethane | 3.40 ppb 34.0x | 0.10 ppb | — |
| Perfluorooctanoic acid (PFOA) | 2.68 ppt 29.8x | 0.09 ppt | 4 ppt |
| Perfluorononanoic acid (PFNA) | 0.06 ppt 9.2x | 0.01 ppt | 10 ppt |
| Nitrate | 1.19 ppm 8.5x | 0.14 ppm | 10 ppm |
| Perfluorooctane sulfonate (PFOS) | 0.85 ppt 2.8x | 0.30 ppt | 4 ppt |
| Dibromoacetic acid | 0.05 ppb 1.7x | 0.03 ppb | — |
| Manganese | 131.70 ppb 1.3x | 100 ppb | — |
| Tetrachloroethylene (perchloroethylene) | 0.06 ppb 1.1x | 0.06 ppb | 5 ppb |
| Barium | 113.50 ppb | 700 ppb | 2,000 ppb |
| Bromoform | 0.00 ppb | 0.50 ppb | — |
| Chromium (total) | 0.50 ppb | — | 100 ppb |
| cis-1,2-Dichloroethylene | 1.35 ppb | — | 70 ppb |
| Hexafluoropropylene oxide dimer acid (HFPO-DA) | 0.07 ppt | 9 ppt | 10 ppt |
| Monochloroacetic acid | 0.12 ppb | 53 ppb | — |
| Perchlorate | 0.22 ppb | 1 ppb | — |
| Perfluorobutane sulfonate (PFBS) | 2.64 ppt | 2,000 ppt | — |
| Perfluoroheptanoic acid (PFHPA) | 0.89 ppt | 1,000 ppt | — |
| Perfluorohexanoic Acid (PFHxA) | 1.58 ppt | 1,000 ppt | — |
| Trichloroethylene (TCE) | 0.17 ppb | 0.40 ppb | 5 ppb |
How to Protect Your Family
Contaminants including Arsenic, Bromodichloromethane, Chloroform are best removed with a certified reverse osmosis system. Standard pitcher filters do not reliably remove many of these contaminants.
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Shop Hydrogen FlaskFrequently Asked Questions
Is the water safe to drink in zip code 01079?
Water in 01079 (Thorndike, Massachusetts) has 27 detected contaminants, of which 16 exceed EWG health guidelines. While it may meet EPA legal standards, health-focused guidelines are stricter. A certified reverse osmosis system provides the highest level of protection for your household.
What is the biggest water quality concern in 01079?
The most concerning contaminant detected in 01079 is Arsenic — 175.0x the EWG health guideline. Reverse osmosis filtration is the most effective method for removing this contaminant and protecting your family.
What filter removes contaminants from 01079 water?
A certified reverse osmosis (RO) system is the most effective solution for removing the contaminants detected in 01079. Standard pitcher filters and carbon-only filters do not reliably remove many of the contaminants found in this area.
How was the water quality data for 01079 collected?
Data is sourced from EWG's Tap Water Database, which compiles results from water utility testing reports and EPA regulatory data. Levels shown represent the maximum detected across all water systems serving zip code 01079.
More Water Quality Resources
Data sources: Environmental Working Group (EWG) Tap Water Database, U.S. EPA Safe Drinking Water Information System (SDWIS)
Last updated: September 2026
Methodology: Contaminant levels are compared against both EPA legal limits (Maximum Contaminant Levels) and EWG health guidelines, which are often stricter and based on the latest scientific research.
