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

ZIP Code 15422 Water Quality & Testing Report

Chestnut Ridge, PA · Fayette County County · Updated for 2026

Sahajul HaqueCompiled & verified by Sahajul Haque from official EPA SDWIS records
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 15422 (Chestnut Ridge, PA)?

Caution / Filtration Recommended: Tap water in ZIP code 15422 (Chestnut Ridge, PA) has compliance concerns, earning an EPA Safety Grade of D (53/100) due to 0 health violation(s) and 0 ppb lead. While treated by PA-AMERICAN WATER- UNIONTOWN, residents are advised to use an NSF/ANSI 53 certified water filter for drinking and cooking.

Safety Score
D

Water Safety Grade

Poor — Multiple violations recorded

Health Violations

0

Total Violations

0

Lead Risk

High

Contaminants

0

About Tap Water in ZIP Code 15422

Tap water in ZIP code 15422 (Chestnut Ridge, PA) is distributed by PA-AMERICAN WATER- UNIONTOWN (EPA ID: PA5260020), serving approximately 23,125 residents. Based on EPA Safe Drinking Water Act compliance records, this system receives a water safety grade of D with a composite quality score of 53/100.

Water System

PA-AMERICAN WATER- UNIONTOWN

EPA ID: PA5260020

Water Source

Surface Water

Population Served

23,125 residents

County

Fayette County County, Pennsylvania

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Lead Levels in ZIP 15422

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 15422. Contact PA-AMERICAN WATER- UNIONTOWN to request lead testing results.

Lead exposure risk in 15422 is rated High. EPA models estimate a 70% exposure probability based on housing and infrastructure age.

Lead Exposure Risk Rating
High
Lead Exposure Probability

EPA model estimate based on housing age and infrastructure

70%
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 15422 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

Interactive Water Safety & Filter Matcher

Personalized for ZIP 15422 (Chestnut Ridge, PA)

Free Tool

Official EPA SDWIS Database Entry

Utility: PA-AMERICAN WATER- UNIONTOWN · PWSID: PA5260020

Verify on EPA.gov
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Violation History

Past 5 years — EPA SDWIS data

PA-AMERICAN WATER- UNIONTOWN 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
Unknown
⚗️

Contaminants Detected

Contaminants with health-based violations on record

No health-based contaminant violations are on record for ZIP code 15422 under the Safe Drinking Water Act.

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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

Moderate potential

Zone 2

EPA Radon Zone 2 — moderate radon potential. The EPA recommends testing your home regardless of zone designation.

Water Quality Testing in ZIP 15422

Tap Water & Well Testing Recommendations

Residents in ZIP code 15422 served by PA-AMERICAN WATER- UNIONTOWN 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 Pennsylvania Department of Environmental Protection.
Certified Lab Testing: Always use an EPA-certified drinking water laboratory in PA for formal legal or real estate compliance testing.

🛡 What Should You Do? — ZIP 15422 Recommendations

  • 🚨 Install a certified NSF/ANSI 53 or 58 (reverse osmosis) filter immediately for drinking and cooking
  • 🚨 Do not give unfiltered water to children, pregnant women, or immunocompromised individuals
  • 🚨 Contact PA-AMERICAN WATER- UNIONTOWN to request the current violation status and corrective action plan
  • 🚨 Report concerns to your state environmental agency or call the EPA hotline: 1-800-426-4791
  • 🚨 Consider having your home's tap water independently tested by a certified lab

Recommended Water Treatment Systems:

REQUIRED FOR SAFETY
🏺

NSF 53 Lead Pitcher Filter

Certified to remove lead. Recommended for immediate protection.

Lead Filter Guide →
STRONGLY RECOMMENDED
⚗️

NSF 58 Under-Sink RO System

Reverse Osmosis system certified to remove PFAS, heavy metals, and viruses.

RO System Guide →

Frequently Asked Questions — ZIP 15422 Water Quality

Is tap water safe to drink in ZIP code 15422?+
Tap water in 15422 has a below-average safety grade of D due to compliance issues. We recommend using a certified water filter for drinking and cooking.
How do I get my water tested in ZIP 15422 (Chestnut Ridge, PA)?+
To test water quality in ZIP 15422, you can order a certified drinking water test kit or send water samples to an EPA/NELAP certified laboratory in PA. Certified testing checks for lead, coliform bacteria, nitrates, hardness, and PFAS that standard test strips miss. Contact Pennsylvania Department of Environmental Protection for a list of certified regional labs.
How hard is the tap water in 15422?+
Tap water in 15422 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 15422?+
Yes. Unlike municipal systems, private wells in 15422 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 15422 tap water?+
Lead level data is not available in EPA records for 15422. Contact your utility for details.
Is there an active boil water notice in 15422?+
There are currently no active boil water advisories on record for 15422. Water treatment systems are operating within normal parameters.
Who provides tap water to 15422?+
Tap water in ZIP code 15422 is provided by PA-AMERICAN WATER- UNIONTOWN (EPA ID: PA5260020), serving approximately 23,125 residents.
What water filter should I use in 15422?+
Based on water metrics for 15422, 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 15422 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 PA-AMERICAN WATER- UNIONTOWN. 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 →