Water Quality in 01003
Amherst, Massachusetts • Served by: Amherst DPW Water Division
Updated March 2026 • Data from EWG & EPA
Contaminants Detected in 01003 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 |
|---|---|---|---|
| Haloacetic acids (HAA9) | 23.70 ppb 395.0x | 0.06 ppb | — |
| Haloacetic acids (HAA5) | 26.30 ppb 263.0x | 0.10 ppb | 60 ppb |
| Total trihalomethanes (TTHMs) | 30.90 ppb 206.0x | 0.15 ppb | 80 ppb |
| Trichloroacetic acid | 14 ppb 140.0x | 0.10 ppb | — |
| Chloroform | 25 ppb 62.5x | 0.40 ppb | — |
| Dichloroacetic acid | 10.30 ppb 51.5x | 0.20 ppb | — |
| Bromodichloromethane | 1.99 ppb 33.2x | 0.06 ppb | — |
| Nitrate | 0.89 ppm 6.3x | 0.14 ppm | 10 ppm |
| Perfluorodecanoic acid (PFDA) | 0.03 ppt 4.3x | 0.01 ppt | — |
| Radium, combined (-226 and -228) | 0.18 pCi/L 3.6x | 0.05 pCi/L | 5 pCi/L |
| Chromium (hexavalent) | 0.04 ppb 2.2x | 0.02 ppb | — |
| Dibromochloromethane | 0.13 ppb 1.3x | 0.10 ppb | — |
| 2,4-D | 0.11 ppb | 20 ppb | 70 ppb |
| Aluminum | 3.25 ppb | 600 ppb | — |
| Barium | 65 ppb | 700 ppb | 2,000 ppb |
| Bromoform | 0.02 ppb | 0.50 ppb | — |
| Chlorate | 2.97 ppb | 210 ppb | — |
| Fluoride | 0.42 ppm | — | 4 ppm |
| Manganese | 37.90 ppb | 100 ppb | — |
| Monochloroacetic acid | 1.91 ppb | 53 ppb | — |
| Perfluorobutane sulfonate (PFBS) | 0.05 ppt | 2,000 ppt | — |
| Perfluoroheptanoic acid (PFHPA) | 0.02 ppt | 1,000 ppt | — |
| Perfluorohexanoic Acid (PFHxA) | 0.02 ppt | 1,000 ppt | — |
| Perfluorooctane sulfonate (PFOS) | 0.04 ppt | 0.30 ppt | 4 ppt |
| Perfluorooctanoic acid (PFOA) | 0.08 ppt | 0.09 ppt | 4 ppt |
| Strontium (Non-radioactive) | 0.07 ppb | 1,500 ppb | — |
| Vanadium | 0.04 ppb | 21 ppb | — |
How to Protect Your Family
Contaminants including Bromodichloromethane, Chloroform, Chromium (hexavalent) 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 01003?
Water in 01003 (Amherst, Massachusetts) has 27 detected contaminants, of which 12 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 01003?
The most concerning contaminant detected in 01003 is Bromodichloromethane — 33.2x 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 01003 water?
A certified reverse osmosis (RO) system is the most effective solution for removing the contaminants detected in 01003. 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 01003 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 01003.
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.
