Is South Farmingdale, NY tap water safe?
The short answer
2 of the 6 utilities serving South Farmingdale have a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and New York’s records: Liberty Utilities New York - Merrick and Suffolk County Water Authority.
South Farmingdale WD, which serves the most people here, has 2 results above the health goal. The worst: Lead at 1.0 ppb, above the health goal. Health goals are stricter than legal limits and are not enforced.
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 South Farmingdale’s ZIP codes, from EPA’s estimates.
- Open report
South Farmingdale WD
New York · serves 44,700 people · about 3,000 in South Farmingdale
2 results above the health goal. The worst: Lead at 1.0 ppb, above the health goal.
No health-based violations since 2016
- Open report
Farmingdale (V)
New York · serves 8,744 people · about 1,700 in South Farmingdale
2 results above the health goal. The worst: Lead at 2.1 ppb, above the health goal.
No health-based violations since 2016
- Open report
Bethpage WD
New York · serves 33,000 people · about 510 in South Farmingdale
1 result above the health goal. The worst: Uranium at 1.5 ppb, above the health goal.
No health-based violations since 2016
- Open report
Massapequa WD
New York · serves 43,000 people · about 340 in South Farmingdale
1 result above the health goal. The worst: Uranium at 0.58 ppb, above the health goal.
No health-based violations since 2016
- Open report
Liberty Utilities New York - Merrick
New York · serves 135,000 people · about 210 in South Farmingdale
1 result above EPA’s health benchmark. The worst: Lithium at 139 ppb, above EPA’s health benchmark.
3 health-based violations since 2016
- Open report
Suffolk County Water Authority
New York · serves 1.1 million people · under 100 in South Farmingdale
2 results above EPA’s new limit, which takes effect in 2029 and 1 result above the health goal. The worst: PFOS at 17.4 ppt, above EPA’s new limit, which takes effect in 2029.
1 health-based violation since 2016
What handles it
Each of these is certified, on a certifier’s listing, for a result above a line in South Farmingdale WD’s water, which serves the most people here. Another utility’s report names what handles its own results.
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Brita Tahoe Pitcher with Elite Filter (OB60, OB06)
Pitcher
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 13, 2026
- IAPMO listing:NSF/ANSI 53checked Oct. 13, 2026
Certified for: Lead
Brita Everyday Pitcher with Elite Filter (OB46, OB06)
Pitcher
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 13, 2026
Certified for: Lead
PUR PLUS 11-Cup Pitcher (PPT111W)
Pitcher
- NSF listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 4, 2026
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 4, 2026
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 4, 2026
Certified for: Lead
Water testing near South Farmingdale
The 3 labs New York certifies closest to South Farmingdale, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Certified Laboratories LLC
Melville, NY · about 6 miles
Certified for bacteria
Pace Analytical Services, LLC - Melville, NY
Melville, NY · about 6 miles
Certified for bacteria, nitrate, lead and copper, metals, minerals and other inorganics, organic chemicals, disinfection byproducts
Nassau County Dept of Health
Hempstead, NY · about 9 miles
Certified for bacteria, nitrate, lead and copper, metals, minerals and other inorganics
Which ZIP codes are in South Farmingdale: 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: NYS Environmental Laboratory Approval Program (ELAP), drinking water labs, as listed in TNI LAMS; distances from the Census 2020 ZIP code tabulation area gazetteer.
Near South Farmingdale
Other towns in Suffolk County with a page of their own.
What to do next
- Read South Farmingdale WD’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- Filters for LeadRanked by certification and what they cost over five years.The best water filters for lead, ranked
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water