Is Manalapan, NJ tap water safe?

Data: U.S. EPA · How we read the data · How we check it

Gordons Corner Water Company, the largest system here, had PFAS above the 2024 federal limits (PFOA) in EPA's 2023–2025 testing.

Is it an emergency? No: PFAS limits are about years of exposure, not a glass of water, and nothing in EPA's data calls for you to stop drinking the water today. If your utility issues a boil-water or do-not-drink notice, follow it.

4 public water systems serve parts of Manalapan. The largest, Gordons Corner Water Company, serves 46,196 people, and 2 systems here had PFAS above a federal limit. Your water bill names your system.

Largest system

Gordons Corner Water Company

46,196 people · Purchased surface water · EPA ID NJ1326001

Buys treated water from Veolia Water New Jersey Matchaponix, Marlboro Township Water Utility Division.

PFAS	Highest average	Limit	Status
PFOA Above limit	5.92 ppt	4 ppt	Above limit
PFOS Not detected	–	4 ppt	Not detected
PFHxS Not detected	–	10 ppt	Not detected
PFNA Not detected	–	10 ppt	Not detected
HFPO-DA (GenX) Not detected	–	10 ppt	Not detected

ppt = parts per trillion. "Highest average" is the highest average at any of the system's entry points, the way EPA compares results with the limits.

For context: the PFOA average is higher than at 64% of the New Jersey systems EPA tested.

Lead: 0.7 ppb at the 90th percentile (Nov 2026, and 9 in 10 homes sampled were at or below it) Below action level
Health-based violations since 2016: 0

Full Gordons Corner Water Company results

Across New Jersey, 110 of 245 water systems EPA tested had PFAS above a 2024 federal limit, and 4 systems were above the lead action level in results from the last five years. New Jersey results.

Manalapan homes and lead pipes

39%

of homes built before 1980 (New Jersey 63%, US 50%)

built before 1950 (New Jersey 24%)

10%

of households rent (New Jersey 36%)

Lead service lines and lead solder were allowed until 1986, so homes from before then are the ones to check. How to check your own line.

Housing: Census American Community Survey 2020–2024 5-year estimates for Manalapan township (tables B25034, B25003). Estimates for small places have a margin of error.

Other water systems serving Manalapan

Manalapan Township – Knob Hill Water System
8,700 people · Purchased surface water · New Jersey · lists this city
PFOA above limit
Manalapan Township Water District Tracy Station
800 people · Purchased surface water · New Jersey · lists this city
Not in EPA's PFAS sample
Veolia Water New Jersey Matchaponix
Wholesale supplier (sells water to other systems) · Surface water · New Jersey · lists this city
Not in EPA's PFAS sample

How nearby cities compare

City	Main water system	PFAS	Lead (90th pct.)
Freehold 5 mi New Jersey American Water – Coastal North	New Jersey American Water – Coastal North	Above limit	2 ppb
Monroe 5 mi Monroe Township Utility Department	Monroe Township Utility Department	Above limit	1.34 ppb
Marlboro 6 mi Marlboro Township Water Utility Division	Marlboro Township Water Utility Division	None above limits	1 ppb
Old Bridge 9 mi Old Bridge Municipal Utilities Authority	Old Bridge Municipal Utilities Authority	None above limits	1.75 ppb
East Windsor 10 mi East Windsor Municipal Utilities Authority	East Windsor Municipal Utilities Authority	None above limits	1.61 ppb
Howell 10 mi New Jersey American Water – Coastal North	New Jersey American Water – Coastal North	Above limit	2 ppb

Manalapan ZIP codes (1)

07726

Questions

Is Manalapan tap water safe to drink?

Gordons Corner Water Company has had no health-based violations since 2016, and EPA testing found PFAS above the 2024 federal limits, which it must meet by 2029. Utility data can't show lead from your own pipes: if your home was built before 1986, test your tap. Your utility's annual Consumer Confidence Report is the official summary.

Who supplies water in Manalapan, NJ?

4 public water systems serve parts of Manalapan. The largest is Gordons Corner Water Company (46,196 people). Your water bill names your system. The EPA ID is also on your utility's Consumer Confidence Report.

Does Manalapan tap water have PFAS?

Yes. EPA's 2023–2025 testing found entry-point averages above the 2024 federal limits for PFOA at Gordons Corner Water Company. Systems have until 2029 to meet them.

Do Manalapan homes have lead pipes?

Census estimates put 39% of Manalapan homes as built before 1980 (New Jersey: 63%). Lead service lines and lead solder were allowed until 1986, so older homes are more likely to have them. Gordons Corner Water Company's service line inventory says what your line is made of. The only way to know for your home is to check the line where it enters the house and test your tap.

Source: U.S. EPA drinking water records and PFAS testing (UCMR 5). How we read the data.