States › Pennsylvania › Huntingdon County

Huntingdon County, PA Water Quality

Water quality data for 21 public water systems serving Huntingdon County, Pennsylvania — based on EPA SDWIS enforcement records, lead testing results, and health-based violation history.

📅 2026 Report 🔄 Data updated 2026 Q2 📍 21 water systems · 31 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

Huntingdon County Earns a B

Huntingdon County: 31 communities across 21 water systems. 100.0% have no open violations.

  • Median lead where detected: 5.00 ppb
  • 25 communities with a lead detection, 0 reporting none detected
  • 0 communities with PFAS above the federal limit
  • 2 with significant inspection deficiencies
  • 100.0% of communities have no open violations
5 ppb
Median Lead Level
County-wide, 90th percentile
21
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
  • Oneida
    0.97 ppb
    No federal limits exceeded on record
    A
  • Huntingdon
    0.97 ppb
    No federal limits exceeded on record
    A
  • Wood
    Not reported
    No federal limits exceeded on record
    B
  • Shirley
    Not reported
    No federal limits exceeded on record
    B
  • Shirleysburg
    Not reported
    No federal limits exceeded on record
    B
⚠ Needs Attention
  • Mapleton
    19.00 ppb
    Lead above the 15 ppb action level
    F
  • Union
    19.00 ppb
    Lead above the 15 ppb action level
    F
  • Porter
    30.00 ppb
    Lead above the 15 ppb action level
    C
  • Alexandria
    30.00 ppb
    Lead above the 15 ppb action level
    C
  • Saltillo
    15.10 ppb
    Lead above the 15 ppb action level
    C
County Lead Level — Median 5 ppb
Based on most recent 90th percentile lead tests across all reporting systems
0 ppb5 ppb10 ppb15 ppb
County median: 5 ppb — 33.3% of the federal action level
Systems by Lead Level
Under 5 ppb
10
5 – 10 ppb
5
10 – 15 ppb
10
No Data
6

All Cities in Huntingdon County

Huntingdon 0.97 ppb A
Smithfield 68.00 ppb C
Mount Union 1.04 ppb C
Walker 3.00 ppb B
Warriors Mark 7.00 ppb B
Porter 30.00 ppb C
Wood Not reported B
Shirley Not reported B
Three Springs 12.00 ppb B
Brady Not reported B
Orbisonia 5.00 ppb B
Mapleton 19.00 ppb F
Petersburg 4.00 ppb B
Alexandria 30.00 ppb C
Rockhill 5.00 ppb B
Broad Top City 42.35 ppb C
Cromwell 5.00 ppb B
Saltillo 15.10 ppb C
Mill Creek Not reported B
Dudley 3.00 ppb B
Union 19.00 ppb F
Shirleysburg Not reported B
Henderson Not reported B
Dublin 90.00 ppb C
Carbon 3.00 ppb B
Clay 15.10 ppb C
Logan 4.00 ppb B
Hopewell 6.00 ppb C
Todd 2.10 ppb B
Franklin 2.00 ppb B
Oneida 0.97 ppb A
Showing 31 cities
No active violations Active violations

About Huntingdon County Drinking Water

Huntingdon County is served by 21 water systems covering 31 communities. No community here has an open violation on record.

Of the communities reporting lead results, 25 recorded a detection, with a median of 5.00 ppb — 33% of the federal action level. 0 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 2 of them.

Frequently Asked Questions

Is Huntingdon County tap water safe to drink?▼
No community in Huntingdon County has an open violation on record. No community has PFAS above the federal limit on record.
What is the lead level in Huntingdon County?▼
Among communities with a detection the median is 5.00 ppb, 33% of the 15 ppb action level. 0 reported none detected and 6 reported no result.
How many water systems serve Huntingdon County?▼
21 community water systems serve 31 communities here.
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