Armstrong County, Pennsylvania
37 ZIP codes · Avg score 47/100 · Grade D · Updated 2026-06-03
For households across Armstrong County's 37 ZIP codes, below-average water safety data and recurring health violations make local monitoring worthwhile — checking the specific system serving an address is the most actionable starting point.
How Armstrong County Compares
How Armstrong County Compares
Armstrong County scores 8 points below the Pennsylvania state average (55/100) and 21 points below the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Armstrong County, Pennsylvania
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Estimated additional annual cost per homeowner: $1,481, driven primarily by energy_code_gap
Infrastructure: 0.504% avg pipe failure probability, 97% of ZIPs at high risk
82.9% of homes built before 1978 (lead paint era)
Violation History (2022–2025)
↑ Worsening trendEPA violation counts by year across Armstrong County water systems. Health-based shown in red, total in blue.
Peak year: 2024 with 16 violations. Past 5 years: 41 total (41 health-based). Health-based violations are rising versus the prior 2-year window — worth closer monitoring.
Source: EPA SDWIS historical violations. Data may lag 6–12 months for the most recent year.
Infrastructure Overview
Sources: Census ACS (housing age), EPA SDWIS (infrastructure risk model), state bridge inspection data.
Compound Risk Breakdown
Estimated additional annual cost per homeowner: $1,481
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
41,666 housing units in Armstrong County
Source: U.S. Census Bureau ACS B25034 (Year Structure Built).
Water Safety Affordability
How much it costs to fix water issues relative to home values in Armstrong County
Remediation costs are relatively manageable for most homeowners in Armstrong County, representing a small fraction of property value.
Remediation includes water filtration, lead abatement, radon mitigation, and flood protection where applicable. Source: Census ACS, EPA SDWIS.
Water Systems with Most Violations
Top 5 systems in Armstrong County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Kittanning Suburb Jt Water Aut | 8,000 | 57 |
| 2 | SOUTH BUFFALO TWP MUNI AUTH | 1,230 | 39 |
| 3 | PARKS TWP MUNI AUTH | 2,049 | 33 |
| 4 | West Kittanning Muni Authority | 2,000 | 33 |
| 5 | MANOR TWP JT MUNI AUTH | 6,744 | 33 |
23 total water systems serve Armstrong County.
All ZIP Codes in Armstrong County
37 ZIP codes tracked in Armstrong County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 16210 | Adrian | 66 | C | 9 | $115K |
| 2 | 16249 | Rural Valley | 60 | C | 5 | $155K |
| 3 | 16226 | Ford City | 59 | C | 11 (1 health) | $120K |
| 4 | 15690 | Vandergrift | 54 | D | 6 | $113K |
| 5 | 15618 | Avonmore | 53 | D | 0 | $115K |
| 6 | 15673 | North Apollo | 53 | D | 0 | $131K |
| 7 | 15682 | Schenley | 53 | D | 0 | $141K |
| 8 | 15686 | Spring Church | 53 | D | 0 | $206K |
| 9 | 15744 | Hamilton | 53 | D | 0 | $98K |
| 10 | 16211 | Beyer | 53 | D | 0 | $121K |
| 11 | 16212 | Cadogan | 53 | D | 0 | $77K |
| 12 | 16238 | Manorville | 53 | D | 0 | $150K |
| 13 | 16244 | Nu Mine | 53 | D | 0 | $91K |
| 14 | 16259 | Templeton | 53 | D | 9 | $137K |
| 15 | 15656 | Leechburg | 51 | D | 3 | $155K |
| 16 | 16223 | Distant | 50 | D | 8 | $104K |
| 17 | 16222 | Dayton | 49 | D | 9 | $137K |
| 18 | 15736 | Elderton | 46 | D | 10 | $118K |
| 19 | 15613 | Apollo | 45 | D | 0 | $168K |
| 20 | 15732 | Creekside | 45 | D | 0 | $163K |
| 21 | 16236 | Mc Grann | 45 | D | 0 | $83K |
| 22 | 16201 | Kittanning | 41 | D | 13 | $167K |
| 23 | 15629 | East Vandergrift | 40 | D | 0 | $67K |
| 24 | 15641 | Hyde Park | 40 | D | 0 | $123K |
| 25 | 15680 | Salina | 40 | D | 0 | $72K |
| 26 | 15747 | Home | 40 | D | 0 | $191K |
| 27 | 15763 | Northpoint | 40 | D | 0 | $83K |
| 28 | 16160 | West Pittsburg | 40 | D | 0 | $101K |
| 29 | 16228 | Ford Cliff | 40 | D | 0 | $100K |
| 30 | 16246 | Plumville | 40 | D | 0 | $89K |
| 31 | 16250 | Sagamore | 40 | D | 0 | $81K |
| 32 | 16253 | Seminole | 40 | D | 0 | $128K |
| 33 | 16256 | Smicksburg | 40 | D | 0 | $152K |
| 34 | 16261 | Widnoon | 40 | D | 0 | — |
| 35 | 16262 | Worthington | 40 | D | 11 | $196K |
| 36 | 16263 | Yatesboro | 40 | D | 0 | $117K |
| 37 | 16229 | Freeport | 27 | F | 15 (8 health) | $206K |
Recommended Buyer Guides for Armstrong County
Filtered against federal data, fitted to local risks.
- Best Water Filters for Lead — Lead above EPA action level in 1 ZIP code
- Best Lead Paint Test Kits — 82.9% of homes built before 1978
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
- Best Radon Test Kits — EPA Radon Zone 1 (highest risk) dominant in county
Deep Dive Reports
Detailed analysis for Armstrong County, Pennsylvania
Overview
Armstrong County in Pennsylvania covers 37 ZIP codes with an average Home Safety Score of D (47/100).
12 of 37 ZIP codes have recorded EPA violations. 9 health-based violations have been documented.
← Back to Pennsylvania water quality report
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Home values: U.S. Census Bureau ACS (median estimates by ZCTA)
Updated daily.
What You Can Do
Armstrong County has a grade of D. Here are steps to protect your household.
Test your tap water
Order a certified lab test kit ($20-$50) to check for lead, bacteria, and other contaminants specific to your ZIP code.
Consider a certified water filter
NSF-certified filters can remove most common contaminants. Match the filter to your test results for best protection. Try our filter matcher
Contact your water utility
Request the latest Consumer Confidence Report (CCR) from your water provider. It details exactly what was found in your water supply.
Check for lead in your home
82.9% of homes in this county were built before 1978. Older plumbing and solder can leach lead into drinking water, especially in the morning.