States › Pennsylvania › Berks County

Berks County, PA Water Quality

Water quality data for 42 public water systems serving Berks County, Pennsylvania — based on EPA SDWIS enforcement records, lead testing results, and health-based violation history.

📅 2026 Report 🔄 Data updated 2026 Q2 📍 42 water systems · 69 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

Berks County Earns a B

Berks County: 69 communities across 42 water systems. 100.0% have no open violations.

  • Median lead where detected: 3.00 ppb
  • 45 communities with a lead detection, 22 reporting none detected
  • 14 communities with PFAS above the federal limit
  • 3 with significant inspection deficiencies
  • 100.0% of communities have no open violations
3 ppb
Median Lead Level
County-wide, 90th percentile
42
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
  • Wyomissing
    1.00 ppb
    No federal limits exceeded on record
    A
  • Maidencreek
    2.00 ppb
    No federal limits exceeded on record
    A
  • Pennside
    3.40 ppb
    No federal limits exceeded on record
    A
  • Maxatawny
    3.00 ppb
    No federal limits exceeded on record
    A
  • Kutztown
    3.00 ppb
    No federal limits exceeded on record
    A
⚠ Needs Attention
  • Muhlenberg
    1.00 ppb
    PFAS above the limit at 3 of 8 sampling points
    D
  • Exeter
    2.00 ppb
    PFAS above the limit at 5 of 12 sampling points
    D
  • Amity
    2.00 ppb
    PFAS above the limit at 5 of 12 sampling points
    D
  • Laureldale
    1.00 ppb
    PFAS above the limit at 3 of 8 sampling points
    D
  • Caernarvon
    Not detected
    PFAS above the limit at 1 of 3 sampling points
    D
County Lead Level — Median 3 ppb
Based on most recent 90th percentile lead tests across all reporting systems
0 ppb5 ppb10 ppb15 ppb
County median: 3 ppb — 20% of the federal action level
Systems by Lead Level
Under 5 ppb
33
5 – 10 ppb
5
10 – 15 ppb
7
No Data
24

All Cities in Berks County

Reading Not detected C
Spring 3.00 ppb C
Muhlenberg 1.00 ppb D
Exeter 2.00 ppb D
Amity 2.00 ppb D
Wyomissing 1.00 ppb A
Maidencreek 2.00 ppb A
Cumru Not detected A
Shillington Not detected A
Birdsboro Not detected B
Pennside 3.40 ppb A
West Reading Not detected A
Sinking Spring 3.00 ppb C
Laureldale 1.00 ppb D
Boyertown 3.70 ppb B
Maxatawny 3.00 ppb A
Hamburg 2.00 ppb A
Kutztown 3.00 ppb A
Lower Alsace 3.40 ppb A
Fleetwood Not detected A
Colebrookdale 3.70 ppb B
Caernarvon Not detected D
South Heidelberg Not detected A
Mount Penn 3.40 ppb A
Lower Heidelberg 3.00 ppb C
Kenhorst Not detected C
Mohnton Not detected A
Womelsdorf Not detected A
Wernersville Not detected A
Ontelaunee 2.00 ppb B
Robesonia Not detected A
Topton 1.00 ppb B
Leesport 6.00 ppb B
St. Lawrence 3.40 ppb A
Oley 7.00 ppb B
Lincoln Park Not detected A
Morgantown Not detected D
Shoemakersville 5.00 ppb B
Bern Not detected C
Bally 1.00 ppb B
Union Not detected B
Bernville Not detected B
Windsor 2.00 ppb A
Stony Creek Mills 3.40 ppb A
Washington 1.00 ppb B
Tilden 6.00 ppb C
Greenwich 16.00 ppb C
Longswamp Not detected B
Alsace 1.00 ppb D
Jefferson 1.00 ppb B
Heidelberg Not detected A
Hereford 4.00 ppb B
Ruscombmanor Not reported B
Lyons 27.60 ppb C
Marion 18.00 ppb C
Centre Not reported B
Robeson 28.50 ppb C
Upper Bern 4.00 ppb B
Richmond Not detected A
Penn Not detected B
Earl 2.00 ppb D
Tulpehocken 256.00 ppb D
North Heidelberg 1.00 ppb B
Perry 1.00 ppb B
District 35.50 ppb C
Bethel 1.50 ppb B
New Morgan 7.50 ppb B
Rockland 19.00 ppb D
Douglass 0.90 ppb A
Showing 69 cities
No active violations Active violations

About Berks County Drinking Water

Berks County is served by 42 water systems covering 69 communities. No community here has an open violation on record.

Of the communities reporting lead results, 45 recorded a detection, with a median of 3.00 ppb — 20% of the federal action level. 22 reported none detected, which means below the laboratory limit rather than an absence of lead.

14 of 69 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 3 of them.

Frequently Asked Questions

Is Berks County tap water safe to drink?▼
No community in Berks County has an open violation on record. 14 of 69 have PFAS above the federal limit, which is the main open concern.
What is the lead level in Berks County?▼
Among communities with a detection the median is 3.00 ppb, 20% of the 15 ppb action level. 22 reported none detected and 2 reported no result.
How many water systems serve Berks County?▼
42 community water systems serve 69 communities here.
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