States › New York › Rockland County

Rockland County, NY Water Quality

Water quality data for 1 public water systems serving Rockland County, New York — based on EPA SDWIS enforcement records, lead testing results, and health-based violation history.

📅 2026 Report 🔄 Data updated 2026 Q2 📍 1 water systems · 7 cities
⚠️
Caution Advised — Some Systems Need Attention

Some systems have elevated lead levels or active violations. Check your specific city below.

C

Rockland County Earns a C

Rockland County: 7 communities across 1 water system. 100.0% have no open violations.

  • Median lead where detected: 3.00 ppb
  • 7 communities with a lead detection, 0 reporting none detected
  • 7 communities with PFAS above the federal limit
  • 0 with significant inspection deficiencies
  • 100.0% of communities have no open violations
3 ppb
Median Lead Level
County-wide, 90th percentile
1
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
  • Ramapo
    3.00 ppb
    PFAS above the limit at 18 of 34 sampling points
    C
  • Clarkstown
    3.00 ppb
    PFAS above the limit at 18 of 34 sampling points
    C
  • Orangetown
    3.00 ppb
    PFAS above the limit at 18 of 34 sampling points
    C
  • Haverstraw
    3.00 ppb
    PFAS above the limit at 18 of 34 sampling points
    C
  • Spring Valley
    3.00 ppb
    PFAS above the limit at 18 of 34 sampling points
    C
⚠ Needs Attention
  • Ramapo
    3.00 ppb
    PFAS above the limit at 18 of 34 sampling points
    C
  • Clarkstown
    3.00 ppb
    PFAS above the limit at 18 of 34 sampling points
    C
  • Orangetown
    3.00 ppb
    PFAS above the limit at 18 of 34 sampling points
    C
  • Haverstraw
    3.00 ppb
    PFAS above the limit at 18 of 34 sampling points
    C
  • Spring Valley
    3.00 ppb
    PFAS above the limit at 18 of 34 sampling points
    C
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
7

All Cities in Rockland County

Ramapo 3.00 ppb C
Clarkstown 3.00 ppb C
Orangetown 3.00 ppb C
Haverstraw 3.00 ppb C
Spring Valley 3.00 ppb C
Stony Point 3.00 ppb C
Pomona 3.00 ppb C
Showing 7 cities
No active violations Active violations

About Rockland County Drinking Water

Rockland County is served by 1 water system covering 7 communities. No community here has an open violation on record.

Of the communities reporting lead results, 7 recorded a detection, with a median of 3.00 ppb — 20% of the federal action level. 0 reported none detected, which means below the laboratory limit rather than an absence of lead.

7 of 7 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 Rockland County tap water safe to drink?▼
No community in Rockland County has an open violation on record. 7 of 7 have PFAS above the federal limit, which is the main open concern.
What is the lead level in Rockland County?▼
Among communities with a detection the median is 3.00 ppb, 20% of the 15 ppb action level. 0 reported none detected and 0 reported no result.
How many water systems serve Rockland County?▼
1 community water system serves 7 communities here.
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