If you rely on a public water system in Glen Rock, New Jersey, Arsenic is a contaminant your utility has been required to test for — and EPA records show it has been detected at measurable levels, making it worth understanding as part of your tap water's detection record.

Data: EPA SDWIS, CCR Reports, ECHO Last verified: 2026-05-14

Arsenic in Glen Rock Tap Water

Arsenic has been detected in Glen Rock, New Jersey drinking water at a maximum level of 2.64 ppb — below the EPA MCL of 10 ppb.

This analysis covers 61,700 residents across 1 ZIP code in Glen Rock.

Glen Rock's overall water quality grade is C (55/100).

Is Arsenic in Glen Rock Water Safe?

Arsenic was detected in Glen Rock 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 filter can reduce arsenic levels further.

Arsenic Levels by ZIP Code

Average arsenic level across Glen Rock: 2.64 ppb

Health Effects of Arsenic

• Increased risk of skin, bladder, lung, and kidney cancer
• Cardiovascular disease and type 2 diabetes
• Skin changes (darkening, thickening, lesions)
• Developmental effects in children exposed in utero

Health risk severity: High. Governed by the Arsenic Rule (2006).

How Arsenic Gets Into Drinking Water

• Natural deposits in rock and soil (especially in western U.S.)
• Runoff from orchards and glass/electronics production
• Historical use of arsenic-based pesticides
• Well water in areas with arsenic-rich geology

What to Do About Arsenic in Glen Rock Water

1. Install a reverse osmosis (RO) system certified under NSF 58
2. Adsorptive media filters (iron-based) can also reduce arsenic
3. Have well water tested if on a private supply
4. Boiling water does NOT remove arsenic — it concentrates it

Look for filters certified under NSF 53 / NSF 58 for arsenic removal.

Related

• Arsenic — National Overview
• Arsenic in New Jersey
• New Jersey Water Quality
• Glen Rock Water Quality
• Check Your ZIP Code