States › Florida › Pasco County

Pasco County, FL Water Quality

Water quality data for 8 public water systems serving Pasco County, Florida — based on EPA SDWIS enforcement records, lead testing results, and health-based violation history.

📅 2026 Report 🔄 Data updated 2026 Q2 📍 8 water systems · 34 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

Pasco County Earns a B

Pasco County: 34 communities across 8 water systems. 100.0% have no open violations.

  • Median lead where detected: 1.00 ppb
  • 29 communities with a lead detection, 5 reporting none detected
  • 29 communities with PFAS above the federal limit
  • 0 with significant inspection deficiencies
  • 100.0% of communities have no open violations
1 ppb
Median Lead Level
County-wide, 90th percentile
8
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
  • St. Leo
    2.50 ppb
    No federal limits exceeded on record
    B
  • San Antonio
    4.50 ppb
    No federal limits exceeded on record
    B
  • New Port Richey
    2.00 ppb
    Copper above the 1,300 ppb action level
    A
  • Trinity
    1.20 ppb
    Copper above the 1,300 ppb action level
    A
  • New Port Richey East
    2.00 ppb
    Copper above the 1,300 ppb action level
    A
⚠ Needs Attention
  • Port Richey
    1.30 ppb
    PFAS above the limit at 1 of 1 sampling points
    D
  • Zephyrhills
    Not detected
    PFAS above the limit at 3 of 7 sampling points
    C
  • Zephyrhills South
    Not detected
    PFAS above the limit at 3 of 7 sampling points
    C
  • Zephyrhills North
    Not detected
    PFAS above the limit at 3 of 7 sampling points
    C
  • Wesley Chapel
    1.00 ppb
    PFAS above the limit at 1 of 8 sampling points
    B
County Lead Level — Median 1 ppb
Based on most recent 90th percentile lead tests across all reporting systems
0 ppb5 ppb10 ppb15 ppb
County median: 1 ppb — 6.7% of the federal action level
Systems by Lead Level
Under 5 ppb
29
No Data
5

All Cities in Pasco County

Wesley Chapel 1.00 ppb B
Land O' Lakes 1.00 ppb B
Bayonet Point 1.00 ppb B
Jasmine Estates 1.00 ppb B
Zephyrhills Not detected C
New Port Richey 2.00 ppb A
Elfers 1.00 ppb B
Holiday 1.00 ppb B
Trinity 1.20 ppb A
Hudson 1.00 ppb B
Beacon Square 1.00 ppb B
Odessa 1.00 ppb B
New Port Richey East 2.00 ppb A
Dade City Not detected B
Pasadena Hills 1.00 ppb B
Connerton 1.00 ppb B
River Ridge 1.00 ppb B
Zephyrhills West 1.00 ppb B
Shady Hills 1.00 ppb B
Dade City North Not detected B
Meadow Oaks 1.00 ppb B
Port Richey 1.30 ppb D
Zephyrhills South Not detected C
Zephyrhills North Not detected C
St. Leo 2.50 ppb B
Heritage Pines 1.00 ppb B
Quail Ridge 1.00 ppb B
Moon Lake 1.00 ppb B
Key Vista 1.00 ppb B
San Antonio 4.50 ppb B
Crystal Springs 1.00 ppb B
Lacoochee 1.00 ppb B
Trilby 1.00 ppb B
Aripeka 1.00 ppb B
Showing 34 cities
No active violations Active violations

About Pasco County Drinking Water

Pasco County is served by 8 water systems covering 34 communities. No community here has an open violation on record.

Of the communities reporting lead results, 29 recorded a detection, with a median of 1.00 ppb — 7% of the federal action level. 5 reported none detected, which means below the laboratory limit rather than an absence of lead.

29 of 34 communities have PFAS above the limits EPA set in 2024, measured as a running annual average at each sampling point. State inspectors recorded no significant deficiencies.

Frequently Asked Questions

Is Pasco County tap water safe to drink?▼
No community in Pasco County has an open violation on record. 29 of 34 have PFAS above the federal limit, which is the main open concern.
What is the lead level in Pasco County?▼
Among communities with a detection the median is 1.00 ppb, 7% of the 15 ppb action level. 5 reported none detected and 0 reported no result.
How many water systems serve Pasco County?▼
8 community water systems serve 34 communities here.
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