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Is Lake Mohawk, NJ tap water safe?

3 utilities serve Lake Mohawk, by EPA’s records. Here is what EPA’s and CDC’s records show for each, against the legal limits and the stricter health goals.

Matched to your utility using EPA records.

The short answer

2 of the 3 utilities serving Lake Mohawk have a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and CDC’s records: Sparta Twp Water Utility - Lake Mohawk and Sparta Twp Water Utility - - Highlands.

Sparta Twp Water Utility - Lake Mohawk, which serves the most people here, has 1 result above the action level, 2 results above EPA’s new limit, which takes effect in 2029 and 3 results above the health goal. The worst: Copper at 1.4 ppm, above the action level.

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 Lake Mohawk’s ZIP codes, from EPA’s estimates.

What handles it

Each of these is certified, on a certifier’s listing, for a result above a line in Sparta Twp Water Utility - Lake Mohawk’s water, which serves the most people here. Another utility’s report names what handles its own results.

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Every claim, and more filters, in the full report

Water testing near Lake Mohawk

A utility tests the water it sends out. A test of your own tap shows what your pipes add, and on a private well it is the only test there is. It takes a lab New Jersey certifies.

The 3 labs New Jersey certifies closest to Lake Mohawk, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.

All 89 certified labs for New Jersey

ZIP codes in Lake Mohawk

Which ZIP codes are in Lake Mohawk: 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 Lake Mohawk

Other towns in Sussex County with a page of their own.

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