States › Pennsylvania › Armstrong County

Armstrong County, PA Water Quality

Water quality data for 22 public water systems serving Armstrong County, Pennsylvania — based on EPA SDWIS enforcement records, lead testing results, and health-based violation history.

📅 2026 Report 🔄 Data updated 2026 Q2 📍 22 water systems · 41 cities
✅
Generally Safe — Most Systems Performing Well

The majority of water systems have no active violations and lead levels well below the federal action level.

B

Armstrong County Earns a B

Armstrong County: 41 communities across 22 water systems. 100.0% have no open violations.

  • Median lead where detected: 2.72 ppb
  • 39 communities with a lead detection, 1 reporting none detected
  • 0 communities with PFAS above the federal limit
  • 18 with significant inspection deficiencies
  • 100.0% of communities have no open violations
2.72 ppb
Median Lead Level
County-wide, 90th percentile
22
Water Systems
Active CWS & NTNCWS
100%
Violation-Free
No active violations on record
How we grade counties: MyWaterIQ uses EPA SDWIS enforcement data — actual MCL violations and lead test results — not the aspirational MCLG targets used by some sites. A grade reflects real compliance history, not theoretical risk. Learn more →

Cities by Water Quality

⭐ Best Performing
  • Bradys Bend
    2.00 ppb
    No federal limits exceeded on record
    A
  • Pine
    2.00 ppb
    No federal limits exceeded on record
    B
  • Boggs
    2.00 ppb
    No federal limits exceeded on record
    B
  • Kiskiminetas
    3.48 ppb
    2 health-based violations since 2015
    A
  • Kittanning
    3.00 ppb
    1 health-based violation since 2015
    A
⚠ Needs Attention
  • Mahoning
    8.30 ppb
    1 significant inspection deficiency
    C
  • Gilpin
    30.00 ppb
    Lead above the 15 ppb action level
    C
  • Cowanshannock
    20.00 ppb
    Lead above the 15 ppb action level
    C
  • Freeport
    2.72 ppb
    1 significant inspection deficiency
    C
  • Plumcreek
    5.00 ppb
    1 significant inspection deficiency
    C
County Lead Level — Median 2.72 ppb
Based on most recent 90th percentile lead tests across all reporting systems
0 ppb5 ppb10 ppb15 ppb
County median: 2.72 ppb — 18.1% of the federal action level
Systems by Lead Level
Under 5 ppb
31
5 – 10 ppb
5
10 – 15 ppb
3
No Data
2

All Cities in Armstrong County

Kiskiminetas 3.48 ppb A
Kittanning 3.00 ppb A
Manor 0.49 ppb A
East Franklin 0.67 ppb A
Ford City Not detected B
North Buffalo 0.67 ppb A
Leechburg 3.48 ppb A
South Buffalo 1.00 ppb B
Parks 8.70 ppb B
Gilpin 30.00 ppb C
Freeport 2.72 ppb C
Apollo 3.48 ppb A
North Apollo 3.48 ppb A
West Kittanning 13.00 ppb B
West Franklin 3.30 ppb B
Mahoning 8.30 ppb C
Rayburn 0.49 ppb A
Rural Valley 1.00 ppb B
Washington 0.67 ppb A
Cowanshannock 20.00 ppb C
Parker 1.00 ppb B
Kittanning Not reported B
Worthington 3.30 ppb B
Bethel 8.70 ppb B
Dayton 3.00 ppb B
Plumcreek 5.00 ppb C
South Bethlehem 2.60 ppb C
Sugarcreek 0.67 ppb A
Bradys Bend 2.00 ppb A
Manorville 0.49 ppb A
Ford Cliff 0.49 ppb A
Applewold 3.00 ppb A
Cadogan 0.67 ppb A
Elderton 5.00 ppb C
Pine 2.00 ppb B
Wayne 3.00 ppb B
Burrell 3.48 ppb A
Valley 0.49 ppb A
Redbank 1.80 ppb C
Boggs 2.00 ppb B
Hovey 1.00 ppb B
Showing 41 cities
No active violations Active violations

About Armstrong County Drinking Water

Armstrong County is served by 22 water systems covering 41 communities. No community here has an open violation on record.

Of the communities reporting lead results, 39 recorded a detection, with a median of 2.72 ppb — 18% of the federal action level. 1 reported none detected, which means below the laboratory limit rather than an absence of lead.

No community here has PFAS above the federal limit on record. State inspectors recorded significant deficiencies at 18 of them.

Frequently Asked Questions

Is Armstrong County tap water safe to drink?▼
No community in Armstrong County has an open violation on record. No community has PFAS above the federal limit on record.
What is the lead level in Armstrong County?▼
Among communities with a detection the median is 2.72 ppb, 18% of the 15 ppb action level. 1 reported none detected and 1 reported no result.
How many water systems serve Armstrong County?▼
22 community water systems serve 41 communities here.
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