States › Pennsylvania › Beaver County

Beaver County, PA Water Quality

Water quality data for 23 public water systems serving Beaver County, Pennsylvania — based on EPA SDWIS enforcement records, lead testing results, and health-based violation history.

📅 2026 Report 🔄 Data updated 2026 Q2 📍 23 water systems · 50 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

Beaver County Earns a B

Beaver County: 50 communities across 23 water systems. 96.0% have no open violations.

  • Median lead where detected: 1.69 ppb
  • 46 communities with a lead detection, 4 reporting none detected
  • 1 communities with PFAS above the federal limit
  • 2 with significant inspection deficiencies
  • 96.0% of communities have no open violations
1.69 ppb
Median Lead Level
County-wide, 90th percentile
23
Water Systems
Active CWS & NTNCWS
96%
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
  • Beaver Falls
    1.30 ppb
    No federal limits exceeded on record
    A
  • Brighton
    Not detected
    No federal limits exceeded on record
    A
  • Chippewa
    1.30 ppb
    No federal limits exceeded on record
    A
  • New Brighton
    1.30 ppb
    No federal limits exceeded on record
    A
  • Baden
    Not detected
    No federal limits exceeded on record
    A
⚠ Needs Attention
  • Glasgow
    20.00 ppb
    Lead above the 15 ppb action level
    F
  • Greene
    13.00 ppb
    4 violations currently open
    D
  • Aliquippa
    33.50 ppb
    Lead above the 15 ppb action level
    D
  • Raccoon
    33.50 ppb
    Lead above the 15 ppb action level
    D
  • Potter
    33.50 ppb
    Lead above the 15 ppb action level
    D
County Lead Level — Median 1.69 ppb
Based on most recent 90th percentile lead tests across all reporting systems
0 ppb5 ppb10 ppb15 ppb
County median: 1.69 ppb — 11.3% of the federal action level
Systems by Lead Level
Under 5 ppb
34
5 – 10 ppb
5
10 – 15 ppb
7
No Data
4

All Cities in Beaver County

Center 1.38 ppb C
Hopewell Not detected B
Aliquippa 33.50 ppb D
Economy 9.30 ppb B
Beaver Falls 1.30 ppb A
Brighton Not detected A
Chippewa 1.30 ppb A
Ambridge 9.30 ppb B
New Brighton 1.30 ppb A
Monaca 3.36 ppb B
Beaver 2.60 ppb C
North Sewickley 3.70 ppb A
Baden Not detected A
Franklin 2.00 ppb A
Rochester 1.30 ppb A
Harmony 9.30 ppb B
Patterson 1.30 ppb A
Rochester 1.30 ppb A
Ohioville 3.00 ppb B
Midland 3.00 ppb B
Raccoon 33.50 ppb D
Conway 17.30 ppb C
Daugherty 1.30 ppb A
Industry 9.00 ppb B
New Sewickley 1.35 ppb A
Freedom 1.30 ppb A
Big Beaver 1.30 ppb A
White 1.30 ppb A
Pulaski 1.30 ppb A
Vanport 3.00 ppb B
West Mayfield 1.30 ppb A
South Beaver 1.30 ppb A
Frisco 2.00 ppb A
Koppel 2.00 ppb A
Patterson Heights 1.30 ppb A
Bridgewater 1.30 ppb A
East Rochester 1.30 ppb A
Marion 16.00 ppb C
South Heights Not detected B
Potter 33.50 ppb D
Fallston 1.30 ppb A
Eastvale 1.30 ppb A
Shippingport 5.00 ppb B
Frankfort Springs 4.00 ppb A
Homewood 1.30 ppb A
Independence 1.00 ppb C
Hanover 4.00 ppb A
Glasgow 20.00 ppb F
Greene 13.00 ppb D
Darlington 1.30 ppb A
Showing 50 cities
No active violations Active violations

About Beaver County Drinking Water

Beaver County is served by 23 water systems covering 50 communities. 96% have no open violations.

Of the communities reporting lead results, 46 recorded a detection, with a median of 1.69 ppb — 11% of the federal action level. 4 reported none detected, which means below the laboratory limit rather than an absence of lead.

1 of 50 communities have PFAS above the limits EPA set in 2024, measured as a running annual average at each sampling point. State inspectors recorded significant deficiencies at 2 of them.

Frequently Asked Questions

Is Beaver County tap water safe to drink?▼
96% of communities have no open violation. 1 of 50 have PFAS above the federal limit, which is the main open concern.
What is the lead level in Beaver County?▼
Among communities with a detection the median is 1.69 ppb, 11% of the 15 ppb action level. 4 reported none detected and 0 reported no result.
How many water systems serve Beaver County?▼
23 community water systems serve 50 communities here.
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