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

ZIP Code 23321 Water Quality & Testing Report

Chesapeake, VA · Chesapeake City County · Updated for 2026

Quick EPA Verified Answer

Is Tap Water Safe to Drink in ZIP 23321 (Chesapeake, VA)?

Yes, tap water in ZIP code 23321 (Chesapeake, VA) is safe to drink under EPA Safe Drinking Water Act standards. Supplied by City of Chesapeake - Northwest River Sys, the area earns an EPA Safety Grade of A (85/100) with 0 health violations, 0.9 ppb lead, and soft (59 mg/L / 3.5 GPG) water.

Safety Score

Water Safety Grade

Excellent — Meets all EPA standards

Health Violations

Total Violations

Lead Risk

Moderate

Contaminants

⚠

Active Water Quality Issues Detected

EPA records show 0 unresolved violation. Contact City of Chesapeake - Northwest River Sys for current status.

About Tap Water in ZIP Code 23321

Tap water in ZIP code 23321 (Chesapeake, VA) is distributed by City of Chesapeake - Northwest River Sys (EPA ID: VA3550051), serving approximately 165,240 residents. Based on EPA Safe Drinking Water Act compliance records, this system receives a water safety grade of A with a composite quality score of 85/100.

Water System

City of Chesapeake - Northwest River Sys

EPA ID: VA3550051

Water Source

Surface Water

Population Served

165,240 residents

County

Chesapeake City County, Virginia

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Lead Levels in ZIP 23321

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

Lead Level: 0.9 ppb — Very Low

The 90th percentile lead level in 23321 is 0.9 ppb. This meets the EPA action level of 15 ppb. Health experts recommend a target of 0 ppb for optimal safety.

Lead exposure risk in 23321 is rated Moderate. EPA models estimate a 27% exposure probability based on housing and infrastructure age.

Lead Level (90th percentile)

0.90 ppb (0.0009 mg/L)

Lead (Consumer Confidence Report)

From annual CCR filing

0.9 ppb

Lead Exposure Risk Rating

Moderate

Lead Exposure Probability

EPA model estimate based on housing age and infrastructure

27%

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: Soft3.5 GPG · 59 mg/L

Water in ZIP 23321 is classified as Soft (59 mg/L / 3.5 GPG). Soft water produces abundant soap lather, prevents scale buildup in water heaters, and does not leave spots on dishes.

Recommendation: No water softener is needed. Standard carbon filtration is sufficient for taste and chlorine reduction.

Hardness (GPG)

Grains per gallon

3.5 GPG

Hardness (PPM / mg/L)

Parts per million CaCO3

59 mg/L

Appliance Scaling Risk

Very Low

Official EPA SDWIS Database Entry

Utility: City of Chesapeake - Northwest River Sys · PWSID: VA3550051

Verify on EPA.gov

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Violation History

Past 5 years — EPA SDWIS data

City of Chesapeake - Northwest River Sys has recorded zero violations in the EPA compliance database over the past 5 years.

Total Violations (5 yr)

Health-Based Violations

Unresolved Violations

Boil Water Advisories

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 23321 under the Safe Drinking Water Act.

⚖ Enforcement Actions

EPA or state regulators have issued 10 enforcement actions to address compliance lapses.

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Water Source & Environmental Factors

Surface Water

This system draws water from lakes, rivers, or reservoirs. Surface water is treated to remove sediment, microorganisms, and chemical contaminants before reaching taps.

Water Source Type

Surface Water

CCR Source Classification

Surface Water

EPA Radon Zone

Lower potential

Zone 3

Annual Flood Risk Cost

Estimated annual flood-related costs per property

Energy Burden

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

1.63%

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

Water Quality Testing in ZIP 23321

Tap Water & Well Testing Recommendations

Residents in ZIP code 23321 served by City of Chesapeake - Northwest River Sys 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 Virginia Department of Health.

Certified Lab Testing: Always use an EPA-certified drinking water laboratory in VA for formal legal or real estate compliance testing.

🛡 What Should You Do? — ZIP 23321 Recommendations

✓

Your water quality is good

Your water meets all EPA health standards. Standard precautions are sufficient for most residents.

✓ Run cold water for 30 seconds each morning before use — especially if pipes are old
✓ Request your annual Consumer Confidence Report from City of Chesapeake - Northwest River Sys
✓ 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:

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NSF/ANSI 53 Certified Pitcher Filter

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

Filter Selection Guide →

Frequently Asked Questions — ZIP 23321 Water Quality

Is tap water safe to drink in ZIP code 23321?+

Yes — tap water in 23321 (Chesapeake, VA) meets EPA standards with a water safety grade of A. No health-based violations are on record in the past 5 years.

How do I get my water tested in ZIP 23321 (Chesapeake, VA)?+

To test water quality in ZIP 23321, you can order a certified drinking water test kit or send water samples to an EPA/NELAP certified laboratory in VA. Certified testing checks for lead, coliform bacteria, nitrates, hardness, and PFAS that standard test strips miss. Contact Virginia Department of Health for a list of certified regional labs.

How hard is the tap water in 23321?+

Tap water in 23321 is classified as Soft with an estimated mineral hardness of 59 mg/L (3.5 GPG). No water softener is needed. Standard carbon filtration is sufficient for taste and chlorine reduction.

Should I test private well water in 23321?+

Yes. Unlike municipal systems, private wells in 23321 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 23321 tap water?+

The 90th percentile lead level in 23321 is 0.9 ppb. The EPA action level is 15 ppb. This is below the EPA action level.

Is there an active boil water notice in 23321?+

There are currently no active boil water advisories on record for 23321. Water treatment systems are operating within normal parameters.

Who provides tap water to 23321?+

Tap water in ZIP code 23321 is provided by City of Chesapeake - Northwest River Sys (EPA ID: VA3550051), serving approximately 165,240 residents.

What water filter should I use in 23321?+

Based on water metrics for 23321, we recommend None / Standard Pitcher. Look for certifications such as NSF/ANSI 42 (Chlorine, Taste & Odor).

Data Sources & Methodology

Water quality data for ZIP code 23321 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 City of Chesapeake - Northwest River Sys. 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 →