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Official EPA SDWIS Verified ReportWater Quality & Testing GuideHistorical Record: No Recorded SDWIS Violations

ZIP Code 27377 Water Quality & Testing Report

Whitsett, NC · Guilford County County · Updated for 2026

Public Health & Medical Notice: Drinking water quality data on this page reflects historical compliance records submitted under the Safe Drinking Water Act. This information does not constitute medical advice or a real-time safety guarantee. If you are pregnant, nursing, preparing infant formula, or immunocompromised, consult a healthcare provider. Boiling water kills biological pathogens, but does NOT remove chemical contaminants like lead, arsenic, or PFAS.
Quick EPA Verified Answer

Is Tap Water Safe to Drink in ZIP 27377 (Whitsett, NC)?

Yes, tap water in ZIP code 27377 (Whitsett, NC) is safe to drink under EPA Safe Drinking Water Act standards. Supplied by City of Greensboro,, the area earns an EPA Safety Grade of A (85/100) with 2 health violations, 0 ppb lead, and soft (50 mg/L / 2.9 GPG) water.

Safety Score
A

Water Safety Grade

Excellent — Meets all EPA standards

Health Violations

2

Total Violations

23

Lead Risk

Low

Contaminants

1

⚠

Active Water Quality Issues Detected

EPA records show 4 unresolved violations. Contact City of Greensboro, for current status.

About Tap Water in ZIP Code 27377

Tap water in ZIP code 27377 (Whitsett, NC) is distributed by City of Greensboro, (EPA ID: NC0241010), serving approximately 319,588 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 Greensboro,

EPA ID: NC0241010

Water Source

Surface Water

Population Served

319,588 residents

County

Guilford County County, North Carolina

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Lead Levels in ZIP 27377

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

Lead Data Not Available

Lead testing data was not found in EPA records for ZIP code 27377. Contact City of Greensboro, to request lead testing results.

Lead exposure risk in 27377 is rated Low. EPA models estimate a 19% exposure probability based on housing and infrastructure age.

Lead Exposure Risk Rating
Low
Lead Exposure Probability

EPA model estimate based on housing age and infrastructure

19%
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: Soft2.9 GPG · 50 mg/L

Water in ZIP 27377 is classified as Soft (50 mg/L / 2.9 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

2.9 GPG
Hardness (PPM / mg/L)

Parts per million CaCO3

50 mg/L
Appliance Scaling Risk
Very Low

Official EPA SDWIS Database Entry

Utility: City of Greensboro, · PWSID: NC0241010

Verify on EPA.gov
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Violation History

Past 5 years — EPA SDWIS data

City of Greensboro, has recorded 2 health-based violations out of 23 total violations over the past 5 years. 4 violations remain unresolved in EPA tracking records.

Total Violations (5 yr)
23
Health-Based Violations
2
Unresolved Violations
4
Boil Water Advisories
0
Compliance Risk
Critical

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

⚗️

Contaminants Detected

Contaminants with health-based violations on record

EPA records identify 1 contaminant with health-based violations in the past 5 years: Stage 2 DBP Rule.

Stage 2 DBP Rule

⚖ 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
EPA Radon Zone

Lower potential

Zone 3
Annual Flood Risk Cost

Estimated annual flood-related costs per property

$0
Energy Burden

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

1.95%

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

Water Quality Testing in ZIP 27377

Tap Water & Well Testing Recommendations

Residents in ZIP code 27377 served by City of Greensboro, 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 North Carolina Department of Environmental Quality.
Certified Lab Testing: Always use an EPA-certified drinking water laboratory in NC for formal legal or real estate compliance testing.

🛡 What Should You Do? — ZIP 27377 Recommendations

  • ✓ Run cold water for 30 seconds each morning before use — especially if pipes are old
  • ✓ Request your annual Consumer Confidence Report from City of Greensboro,
  • ✓ 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 27377 Water Quality

Is tap water safe to drink in ZIP code 27377?+
Yes — tap water in 27377 (Whitsett, NC) 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 27377 (Whitsett, NC)?+
To test water quality in ZIP 27377, you can order a certified drinking water test kit or send water samples to an EPA/NELAP certified laboratory in NC. Certified testing checks for lead, coliform bacteria, nitrates, hardness, and PFAS that standard test strips miss. Contact North Carolina Department of Environmental Quality for a list of certified regional labs.
How hard is the tap water in 27377?+
Tap water in 27377 is classified as Soft with an estimated mineral hardness of 50 mg/L (2.9 GPG). No water softener is needed. Standard carbon filtration is sufficient for taste and chlorine reduction.
Should I test private well water in 27377?+
Yes. Unlike municipal systems, private wells in 27377 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 27377 tap water?+
Lead level data is not available in EPA records for 27377. Contact your utility for details.
Is there an active boil water notice in 27377?+
There are currently no active boil water advisories on record for 27377. Water treatment systems are operating within normal parameters.
Who provides tap water to 27377?+
Tap water in ZIP code 27377 is provided by City of Greensboro, (EPA ID: NC0241010), serving approximately 319,588 residents.
What water filter should I use in 27377?+
Based on water metrics for 27377, we recommend Reverse Osmosis (PFAS & Lead). Look for certifications such as NSF/ANSI 53 (Chemical Contaminants), NSF/ANSI 42 (Aesthetic Effects).

Data Sources & Methodology

Water quality data for ZIP code 27377 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 Greensboro,. 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 →