Is Flanders, NJ tap water safe?
The short answer
4 of the 6 utilities serving Flanders have a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and CDC’s records: Mount Olive Twp W D Main, MT Olive Twp Tinc Farm, Roxbury Twp W Dept - Sky V and 1 more.
Mount Olive Twp W D Main, which serves the most people here, has 2 results above EPA’s new limit, which takes effect in 2029. The worst: PFOA at 6.4 ppt, above EPA’s new limit, which takes effect in 2029.
A town can be served by more than one utility, and some homes are on private wells. The name on your water bill tells you which is yours, and your ZIP code narrows it down. They are listed by how many people each serves in Flanders’s ZIP codes, from EPA’s estimates.
- Open report
Mount Olive Twp W D Main
New Jersey · serves 7,887 people · about 3,500 in Flanders
2 results above EPA’s new limit, which takes effect in 2029. The worst: PFOA at 6.4 ppt, above EPA’s new limit, which takes effect in 2029.
2 health-based violations since 2016
- Open report
MT Olive Twp Tinc Farm
New Jersey · serves 597 people · nearly all in Flanders
1 result above the action level. The worst: Copper at 1.6 ppm, above the action level.
5 health-based violations since 2016
- Open report
Roxbury Twp W Dept - Sky V
New Jersey · serves 4,478 people · about 480 in Flanders
1 result above EPA’s new limit, which takes effect in 2029 and 1 result above the health goal. The worst: PFOS at 4.1 ppt, above EPA’s new limit, which takes effect in 2029.
3 health-based violations since 2016
- Open report
MT Olive Carlton Hills Water System
New Jersey · serves 267 people · about 230 in Flanders
Nothing in its records is above a health goal.
No health-based violations since 2016
- Open report
Morris Chase/Morris Hunt Pcws
New Jersey · serves 1,080 people · about 140 in Flanders
Nothing in its records is above a health goal.
2 health-based violations since 2016
- Open report
NJ American Water - Itc
New Jersey · serves 6,463 people · under 100 in Flanders
1 result above EPA’s new limit, which takes effect in 2029 and 1 result above the health goal. The worst: PFOA at 7.3 ppt, above EPA’s new limit, which takes effect in 2029.
No health-based violations since 2016
What handles it
Each of these is certified, on a certifier’s listing, for a result above a line in Mount Olive Twp W D Main’s water, which serves the most people here. Another utility’s report names what handles its own results.
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ZeroWater 10 Cup Pitcher (ZP-010)
Pitcher
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53checked Oct. 4, 2026
Certified for: PFOA, PFOS
Aquasana Claryum Direct Connect (AQ-MF-1)
Under-sink carbon
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 16, 2026
Certified for: PFOA, PFOS
Express Water StreamLine Direct Connect System (USC001)
Under-sink carbon
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 16, 2026
Certified for: PFOA, PFOS
Water testing near Flanders
The 3 labs New Jersey certifies closest to Flanders, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Radata Analytical Lab
Flanders, NJ · under a mile
Jacobs
Morristown, NJ · about 11 miles
Advanced Water Technology LLC
Sparta, NJ · about 15 miles
ZIP codes in Flanders
Which ZIP codes are in Flanders: Census 2020 relationship files. Which utilities serve them, and how many people: EPA SDWIS and EPA’s service area map. Each utility’s results: EPA UCMR 5, EPA SDWIS, and EPA’s and the state’s compliance monitoring, as its report lists them. How they are measured: methodology. Certified labs: NJDEP Office of Quality Assurance, certified drinking water labs; distances from the Census 2020 ZIP code tabulation area gazetteer.
Near Flanders
Other towns in Morris County with a page of their own.
What to do next
- Read Mount Olive Twp W D Main’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- Filters for PFOARanked by certification and what they cost over five years.The best water filters for PFAS, ranked
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water