Water Quality in 01092
Warren, Massachusetts • Served by: Warren Water District, West Warren Water District
Updated March 2026 • Data from EWG & EPA
Contaminants Detected in 01092 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) | 0.35 ppt 349.0x | 0.00 ppt | 10 ppt |
| Perfluorooctanoic acid (PFOA) | 1.40 ppt 15.6x | 0.09 ppt | 4 ppt |
| Nitrate | 0.93 ppm 6.6x | 0.14 ppm | 10 ppm |
| Total trihalomethanes (TTHMs) | 0.78 ppb 5.2x | 0.15 ppb | 80 ppb |
| Manganese | 174.80 ppb 1.7x | 100 ppb | — |
| Dibromochloromethane | 0.11 ppb 1.1x | 0.10 ppb | — |
| Bromoform | 0.15 ppb | 0.50 ppb | — |
| Perchlorate | 0.07 ppb | 1 ppb | — |
| Perfluorobutane sulfonate (PFBS) | 0.54 ppt | 2,000 ppt | — |
| Perfluoroheptanoic acid (PFHPA) | 0.56 ppt | 1,000 ppt | — |
| Perfluorohexanoic Acid (PFHxA) | 1.21 ppt | 1,000 ppt | — |
| Perfluorooctane sulfonate (PFOS) | 0.08 ppt | 0.30 ppt | 4 ppt |
How to Protect Your Family
Contaminants including Dibromochloromethane, Manganese, Nitrate are best removed with a certified reverse osmosis system. Standard pitcher filters do not reliably remove many of these contaminants.
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Is the water safe to drink in zip code 01092?
Water in 01092 (Warren, Massachusetts) has 12 detected contaminants, of which 6 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 01092?
The most concerning contaminant detected in 01092 is Dibromochloromethane — 1.1x 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 01092 water?
A certified reverse osmosis (RO) system is the most effective solution for removing the contaminants detected in 01092. 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 01092 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 01092.
More Water Quality Resources
Data sources: Environmental Working Group (EWG) Tap Water Database, U.S. EPA Safe Drinking Water Information System (SDWIS)
Last updated: March 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.
