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WaterSafeCheck
Official EPA SDWIS Verified ReportWater Quality & Testing GuideStatus: Normal Operations

ZIP Code 08403 Water Quality & Testing Report

Longport, NJ · Atlantic County County · Updated for 2026

Quick EPA Verified Answer

Is Tap Water Safe to Drink in ZIP 08403 (Longport, NJ)?

Yes, tap water in ZIP code 08403 (Longport, NJ) is safe to drink under EPA Safe Drinking Water Act standards. Supplied by Longport Water Department, the area earns an EPA Safety Grade of B (72/100) with 0 health violations, 6.2 ppb lead, and moderately hard (81 mg/L / 4.7 GPG) water.

Safety Score
B

Water Safety Grade

Good — Minor issues on record

Health Violations

0

Total Violations

0

Lead Risk

High

Contaminants

0

About Tap Water in ZIP Code 08403

Tap water in ZIP code 08403 (Longport, NJ) is distributed by Longport Water Department (EPA ID: NJ0115001), serving approximately 10,777 residents. Based on EPA Safe Drinking Water Act compliance records, this system receives a water safety grade of B with a composite quality score of 72/100.

Water System

Longport Water Department

EPA ID: NJ0115001

Water Source

Ground Water

Population Served

10,777 residents

County

Atlantic County County, New Jersey

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Lead Levels in ZIP 08403

EPA action level: 15 ppb | Public health goal: 0 ppb

Lead Level: 6.2 ppb — Moderate

The 90th percentile lead level in 08403 is 6.2 ppb. This is below the EPA action level of 15 ppb, but above ideal health goals. Consider a certified lead-reducing filter.

Lead exposure risk in 08403 is rated High. EPA models estimate a 52% exposure probability based on housing and infrastructure age.

Lead Level (90th percentile)
6.20 ppb (0.0062 mg/L)
Lead Exposure Risk Rating
High
Lead Exposure Probability

EPA model estimate based on housing age and infrastructure

52%
Note: Lead levels above are the 90th percentile from EPA monitoring — meaning 90% of samples were at or below this level. Even "undetected" tap water lead doesn't account for lead leaching from home plumbing. If your home was built before 1986, individual tap testing is recommended.
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Water Hardness & Mineral Content

Grains per gallon (GPG) & Parts per million (PPM / mg/L)

Classification: Moderately Hard4.7 GPG · 81 mg/L

Water in ZIP 08403 is Moderately Hard (81 mg/L / 4.7 GPG). It contains beneficial natural minerals like calcium and magnesium without causing heavy scale accumulation.

Recommendation: A water softener is optional. Regular maintenance of hot water appliances is recommended.
Hardness (GPG)

Grains per gallon

4.7 GPG
Hardness (PPM / mg/L)

Parts per million CaCO3

81 mg/L
Appliance Scaling Risk
Low / Moderate

Official EPA SDWIS Database Entry

Utility: Longport Water Department · PWSID: NJ0115001

Verify on EPA.gov
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Violation History

Past 5 years — EPA SDWIS data

Longport Water Department has recorded zero violations in the EPA compliance database over the past 5 years.

Total Violations (5 yr)
0
Health-Based Violations
0
Unresolved Violations
0
Boil Water Advisories
0
Compliance Risk
Low

Regulatory compliance risk for this utility is rated Low based on past reporting and enforcement records.

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Contaminants Detected

Contaminants with health-based violations on record

No health-based contaminant violations are on record for ZIP code 08403 under the Safe Drinking Water Act.

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Water Source & Environmental Factors

Ground Water

This system draws water from underground aquifers. Groundwater is naturally filtered through soil and rock, but can still contain naturally occurring minerals like arsenic, radium, or nitrates.

Water Source Type
Ground Water
EPA Radon Zone

Lower potential

Zone 3
Annual Flood Risk Cost

Estimated annual flood-related costs per property

$603
Energy Burden

% of household income spent on energy — indicator of older infrastructure

3.17%

EPA Radon Zone 3 — lower radon potential, though the EPA still recommends testing all homes.

Water Quality Testing in ZIP 08403

Tap Water & Well Testing Recommendations

Residents in ZIP code 08403 served by Longport Water Department can test tap water or private well systems to verify water purity. Testing detects hidden contaminants before they impact family health.

Tap Water Testing Steps

  • 1.Conduct a certified lead check if your home was constructed before 1986.
  • 2.Use certified lab testing kits rather than uncalibrated test strips for regulated compliance.
  • 3.Sample water from both your kitchen faucet and water heater to compare line purity.

Private Well Testing Steps

  • •Test for Coliform bacteria and Nitrates annually.
  • •Test for heavy metals, radon, and PFAS every 3 years.
  • •Send samples to a state-certified drinking water laboratory recognized by New Jersey Department of Environmental Protection.
Certified Lab Testing: Always use an EPA-certified drinking water laboratory in NJ for formal legal or real estate compliance testing.

🛡 What Should You Do? — ZIP 08403 Recommendations

  • ✓ Run cold water for 30 seconds each morning before use — especially if pipes are old
  • ✓ Request your annual Consumer Confidence Report from Longport Water Department
  • ✓ If your home was built before 1986, consider testing your own tap for lead
  • ✓ Use a pitcher filter (NSF/ANSI 42 certified) for improved taste

Recommended Taste & Safety Filter:

🚰

NSF/ANSI 53 Certified Pitcher Filter

Best for removing aesthetic chlorine, odors, and low-level heavy metals.

Filter Selection Guide →

Frequently Asked Questions — ZIP 08403 Water Quality

Is tap water safe to drink in ZIP code 08403?+
Yes — tap water in 08403 (Longport, NJ) meets EPA standards with a water safety grade of B. No health-based violations are on record in the past 5 years.
How do I get my water tested in ZIP 08403 (Longport, NJ)?+
To test water quality in ZIP 08403, you can order a certified drinking water test kit or send water samples to an EPA/NELAP certified laboratory in NJ. Certified testing checks for lead, coliform bacteria, nitrates, hardness, and PFAS that standard test strips miss. Contact New Jersey Department of Environmental Protection for a list of certified regional labs.
How hard is the tap water in 08403?+
Tap water in 08403 is classified as Moderately Hard with an estimated mineral hardness of 81 mg/L (4.7 GPG). A water softener is optional. Regular maintenance of hot water appliances is recommended.
Should I test private well water in 08403?+
Yes. Unlike municipal systems, private wells in 08403 are not regulated by the EPA or local utilities. Private well owners should test their water annually for coliform bacteria and nitrates, and every 3 to 5 years for heavy metals (lead, arsenic) and volatile organic compounds.
What is the lead level in 08403 tap water?+
The 90th percentile lead level in 08403 is 6.2 ppb. The EPA action level is 15 ppb. This is below the EPA action level.
Is there an active boil water notice in 08403?+
There are currently no active boil water advisories on record for 08403. Water treatment systems are operating within normal parameters.
Who provides tap water to 08403?+
Tap water in ZIP code 08403 is provided by Longport Water Department (EPA ID: NJ0115001), serving approximately 10,777 residents.
What water filter should I use in 08403?+
Based on water metrics for 08403, we recommend Lead & Microplastic Filter. Look for certifications such as NSF/ANSI 53 (Lead Reduction), NSF/ANSI 42 (Particulate/Taste).

Data Sources & Methodology

Water quality data for ZIP code 08403 is compiled from the EPA Safe Drinking Water Information System (SDWIS), EPA ECHO enforcement database, UCMR5 unregulated contaminant monitoring, and Consumer Confidence Reports filed by Longport Water Department. Safety scores are composite metrics derived from violation history, lead levels, enforcement actions, and infrastructure risk indicators. Data reflects a 5-year monitoring window. Last dataset update: 2024. View EPA source data →