Is Collingswood, NJ Tap Water Safe to Drink?
Collingswood tap water meets federal Safe Drinking Water Act standards but 2 of 2 ZIP codes show detections above EPA health guidelines, primarily for lithium. A certified filter is recommended for households that want an additional layer of protection.
Where Does Collingswood Get Its Water?
Water in Collingswood, NJ is provided by 4 public water systems: COLLINGSWOOD WATER DEPAR, HADDON TWP WATER DEPARTM, NJ AMERICAN WATER - WESTERN and MERCHANTVILLE PENNSAUKEN.
How Is Collingswood Tap Water Treated?
Treated water is disinfected using chloramines and free chlorine. Treatment includes air stripping, conventional treatment (coagulation, flocculation, and filtration), granular activated carbon filtration, groundwater disinfection, in-line filtration and post-ozone biofiltration.
What's in Collingswood Tap Water?
The following contaminants were detected most frequently in Collingswood public water systems. 2 of 2 ZIP codes showed detections above EPA health guidelines.
| Contaminant | Peak detected | EPA guideline | ZIPs detected | Status |
|---|---|---|---|---|
| lithium | 22.9 µg/L | 10 µg/L | 1 ZIP | Above guideline |
| PFTrDA | 0.007 µg/L | 0.007 µg/L | 1 ZIP | Above guideline |
| PFOA | 0.012 µg/L | — | 1 ZIP | Within guideline |
| PFOS | 0.0082 µg/L | — | 1 ZIP | Within guideline |
| PFPeA | 0.0052 µg/L | — | 1 ZIP | Within guideline |
Health Risk Profile for Collingswood
Based on EPA monitoring data, 2 of 2 ZIP codes in Collingswood have recorded detections above EPA health guidelines. Sensitive populations such as infants, pregnant individuals, and those with weakened immune systems may benefit from an additional layer of protection such as a certified point-of-use filter.
Best Broad-Spectrum Filters for This Water Profile
This city profile includes PFAS detections, chlorine disinfection, and other dissolved contaminants. Reverse osmosis (RO) systems certified under NSF/ANSI 58 provide broad reduction coverage; for PFAS specifically, confirm NSF/ANSI P473 or equivalent PFAS reduction certification.
8-stage tankless RO system certified to NSF/ANSI 58, reduces 1,000+ contaminants including PFAS, lead, arsenic, fluoride, and nitrates.
See recommendations matched to your exact address: choose your ZIP code below.
Frequently Asked Questions about Collingswood Tap Water
Is Collingswood tap water safe to drink?
Collingswood tap water meets Safe Drinking Water Act requirements but 2 of 2 ZIP codes show contaminant levels above EPA health-based guidelines. A certified point-of-use filter adds an extra layer of protection.
What contaminants are in Collingswood tap water?
The most commonly detected contaminants in Collingswood water systems include: lithium, PFTrDA, PFOA. See the ZIP-level reports for exact measurements and EPA guideline comparisons.
Where does Collingswood get its drinking water?
Collingswood receives water from 4 public water systems, including COLLINGSWOOD WATER DEPAR.
Do I need a water filter in Collingswood?
If your ZIP code is among those with detections above EPA health guidelines, choose a filter certified for the specific contaminants shown in your ZIP report. Reverse osmosis is generally the broadest option for PFAS, lithium, and many other dissolved contaminants.
How often is Collingswood tap water tested?
Public water systems in Collingswood are required by the EPA to test for regulated contaminants on schedules ranging from daily (for microbials and disinfectants) to annual or triennial (for many chemical contaminants). Results are published in annual Consumer Confidence Reports (CCRs). The data on this page reflects the most recent available EPA monitoring results, with the latest sample date of 2025-08-29.
Tap water reports by ZIP in Collingswood
- 08107 - Oaklyn, Collingswood tap water report Higher concern
- 08108 - Haddon, Collingswood tap water report Higher concern
Water utilities serving Collingswood, NJ
Service area boundaries are approximate and based on state filings or modeled estimates. Contact your utility to confirm exact service at a specific address.
- COLLINGSWOOD WATER DEPARAction advised
Also covers / overlaps with
- Haddon, NJ · Township
- Westmont, NJ · CDP
- Oaklyn, NJ
- Woodlynne, NJ