- EPA's UCMR 5 testing looked for 30 contaminants here and found 10.
- Lithium: found in 4 of 9 samples, average 5.01 µg/L, highest 13.1 µg/L (EPA UCMR 5 testing, Apr 2023–Dec 2025)
- PFBA (a PFAS): found in 9 of 9 samples, average 11.8 ppt, highest 30.7 ppt (EPA UCMR 5 testing, Apr 2023–Dec 2025)
- PFOA (a PFAS): found in 4 of 9 samples, average 9.4 ppt, highest 23.3 ppt (EPA UCMR 5 testing, Apr 2023–Dec 2025) PFOA or PFOS averaged above 4.0 ppt in UCMR 5 testing
- PFPeA (a PFAS): found in 6 of 9 samples, average 6.4 ppt, highest 13.8 ppt (EPA UCMR 5 testing, Apr 2023–Dec 2025)
- PFHxA (a PFAS): found in 4 of 9 samples, average 4.4 ppt, highest 12 ppt (EPA UCMR 5 testing, Apr 2023–Dec 2025)
- PFOS (a PFAS): found in 4 of 9 samples, average 4.2 ppt, highest 10.2 ppt (EPA UCMR 5 testing, Apr 2023–Dec 2025) PFOA or PFOS averaged above 4.0 ppt in UCMR 5 testing
- PFHpA (a PFAS): found in 4 of 9 samples, average 2.7 ppt, highest 7.1 ppt (EPA UCMR 5 testing, Apr 2023–Dec 2025)
- PFBS (a PFAS): found in 4 of 9 samples, average 2.4 ppt, highest 7 ppt (EPA UCMR 5 testing, Apr 2023–Dec 2025)
- PFNA (a PFAS): found in 2 of 9 samples, average 1.1 ppt, highest 5.5 ppt (EPA UCMR 5 testing, Apr 2023–Dec 2025)
- PFHxS (a PFAS): found in 2 of 9 samples, average 0.90 ppt, highest 3.9 ppt (EPA UCMR 5 testing, Apr 2023–Dec 2025)
- Lead, 90th percentile: 4.8 ppb at the latest result in EPA records for a monitoring period that ran on or after July 1, 2021, at or below EPA's 15 ppb action level (EPA SDWIS, monitoring period Jan 1, 2026–Jun 30, 2026). The 90th percentile is a system-wide measure from homes sampled under EPA's lead rule; it isn't a result for your home.
Public EPA test results
Can you drink Waldwick tap water? What EPA records show
EPA NJ0264001 · serves Waldwick Boro-0264, NJ · about 10,208 people (EPA SDWIS)
This report shows EPA's federal records for this water system: UCMR 5 testing, lead testing and violations. It isn't a test of the water at your tap, and it has no Water Score.
Public EPA test results
Waldwick Water Dept (EPA NJ0264001)
EPA data as of October 14, 2026. For Waldwick's main utility, Waldwick Water Dept: We found no health-based violations in EPA's records for this system (NJ0264001) since July 1, 2021, as of October 14, 2026. This water system averaged above 4.0 ppt for PFOA or PFOS in EPA's UCMR 5 testing.
What EPA records show for Waldwick Water Dept, as of October 14, 2026
We found no health-based violations in EPA's records for this system (NJ0264001) since July 1, 2021, as of October 14, 2026.
Source: EPA ECHO record for Waldwick Water Dept (SDWIS). Data as of October 14, 2026.
Lead, 90th percentile: 4.8 ppb at the latest result in EPA records for a monitoring period that ran on or after July 1, 2021, at or below EPA's 15 ppb action level (EPA SDWIS, monitoring period Jan 1, 2026–Jun 30, 2026). The 90th percentile is a system-wide measure from homes sampled under EPA's lead rule; it isn't a result for your home.
This water system averaged above 4.0 ppt for PFOA or PFOS in EPA's UCMR 5 testing.
EPA's UCMR 5 testing looked for 30 contaminants here and found 10.
Source: EPA records (SDWIS, UCMR 5). SDWIS: data as of Oct 14, 2026. EPA UCMR 5 data, samples through June 2026.
Your water bill names your utility.
Does Waldwick Water Dept use chloramine?
We didn't find chloramine in Waldwick Water Dept's EPA treatment records. That's not a complete list; your utility's annual water quality report says which disinfectant it uses.