Nitrate in North Chatham, MA Drinking Water
Nitrate data for North Chatham, Massachusetts · 30,000 residents · 1 ZIP code
Across the water systems that serve North Chatham, Massachusetts, Nitrate has appeared in EPA compliance samples — standard municipal treatment targets this contaminant, though detections in the compliance record indicate it has reached household taps at measurable levels.
Data: EPA SDWIS, CCR Reports, ECHO Last verified: 2026-05-14
Nitrate in North Chatham Tap Water
Nitrate has been detected in North Chatham, Massachusetts drinking water at a maximum level of 64 ppb — below the EPA MCL of 10 mg/L (as nitrogen).
This analysis covers 30,000 residents across 1 ZIP code in North Chatham.
North Chatham's overall water quality grade is C (55/100).
Is Nitrate in North Chatham Water Safe?
Nitrate was detected in North Chatham water but currently falls within EPA limits. However, some health organizations argue the EPA MCL may not be protective enough.
If you are concerned, a reverse osmosis or ion exchange filter can reduce nitrate levels further.
Nitrate Levels by ZIP Code
| ZIP Code | Nitrate Level | EPA Limit | Status |
|---|---|---|---|
| 02650 | 64 ppm | 10 mg/L (as nitrogen) | OK |
Average nitrate level across North Chatham: 64 ppb
Health Effects of Nitrate
- Methemoglobinemia ("blue baby syndrome") in infants under 6 months
- Increased risk of colorectal and bladder cancer (long-term)
- Thyroid disease from chronic exposure
- Possible reproductive effects
Health risk severity: High. Governed by the National Primary Drinking Water Regulations.
How Nitrate Gets Into Drinking Water
- Agricultural fertilizer runoff
- Animal feedlot operations and manure
- Septic system leachate
- Urban stormwater and wastewater discharge
What to Do About Nitrate in North Chatham Water
- Reverse osmosis is the most effective method for nitrate removal
- Ion exchange systems designed for nitrate can also work
- Standard carbon filters do NOT remove nitrate
- Boiling water increases nitrate concentration — never boil for nitrate
Look for filters certified under NSF 53 / NSF 58 for nitrate removal.