Is Wall, NJ tap water safe?

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

Wall Township Water Dept, the largest system here, had PFAS above the 2024 federal limits (PFOA, PFOS) 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.

3 public water systems serve parts of Wall. The largest, Wall Township Water Dept, serves 26,000 people, and one system here had PFAS above a federal limit. Your water bill names your system.

Largest system

Wall Township Water Dept

26,000 people · Purchased surface water · EPA ID NJ1352003

Buys treated water from NJ Water Supply Authority Manasquan.

PFAS	Highest average	Limit	Status
PFOA Above limit	5.95 ppt	4 ppt	Above limit
PFOS Above limit	4.3 ppt	4 ppt	Above limit
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 and the PFOS average is higher than at 77% of the New Jersey systems EPA tested.

Lead: 0.52 ppb at the 90th percentile (Dec 2023, and 9 in 10 homes sampled were at or below it) Below action level
Health-based violations since 2016: 0

Full Wall Township Water Dept 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.

Wall homes and lead pipes

55%

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

19%

built before 1950 (New Jersey 24%)

17%

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 Wall township (tables B25034, B25003). Estimates for small places have a margin of error.

Which system serves your ZIP code

Based on the ZIP codes each system reported serving. Boundaries don't follow ZIP lines exactly, so your water bill is the final word.

System	ZIP codes in Wall
Wall Township Water Dept 26,000 people	07719, 07727
NJ Water Supply Authority Manasquan 30 people	08720, 08750
Manasquan Water Departme 14,000 people	08736

Other water systems serving Wall

Manasquan Water Departme
14,000 people · Groundwater · New Jersey · lists this city
No PFAS above limitsAlso: 1 health-based violation since 2016
NJ Water Supply Authority Manasquan
30 people · Surface water · New Jersey · lists this city
Not in EPA's PFAS sampleAlso: 1 health-based violation since 2016

How nearby cities compare

City	Main water system	PFAS	Lead (90th pct.)
Neptune 4 mi New Jersey American Water – Coastal North	New Jersey American Water – Coastal North	Above limit	2 ppb
Howell 6 mi New Jersey American Water – Coastal North	New Jersey American Water – Coastal North	Above limit	2 ppb
Brick 7 mi New Jersey American Water – Coastal North	New Jersey American Water – Coastal North	Above limit	2 ppb
Lakewood 8 mi New Jersey American Water – Coastal North	New Jersey American Water – Coastal North	Above limit	2 ppb
Long Branch 11 mi New Jersey American Water – Coastal North	New Jersey American Water – Coastal North	Above limit	2 ppb
Freehold 11 mi New Jersey American Water – Coastal North	New Jersey American Water – Coastal North	Above limit	2 ppb

Questions

Is Wall tap water safe to drink?

Wall Township Water Dept 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 Wall, NJ?

3 public water systems serve parts of Wall. The largest is Wall Township Water Dept (26,000 people). Your water bill names your system. The EPA ID is also on your utility's Consumer Confidence Report.

Does Wall tap water have PFAS?

Yes. EPA's 2023–2025 testing found entry-point averages above the 2024 federal limits for PFOA and PFOS at Wall Township Water Dept. Systems have until 2029 to meet them.

Do Wall homes have lead pipes?

Census estimates put 55% of Wall 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. Wall Township Water Dept'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.