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St. Lawrence County Water Quality

St. Lawrence County, New York

Water Grade

B

Water Score

68.6

Violations

1

State Rank

#7

of 57 (1 = best)

Water Quality Details

Water Quality Grade

B

Based on EPA compliance history and violation data

Water Score

68.6/100

Higher = better quality

Health Violations

1

Health-based violations

Violation Rate

1.6%

Systems with violations

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Frequently Asked Questions

What is the water quality in St. Lawrence County, New York?
St. Lawrence County, New York has a water quality grade of B with a score of 68.6/100, based on EPA Safe Drinking Water Information System data. The county has 1 health-based drinking water violation on record.
Are there any water violations in St. Lawrence County?
St. Lawrence County has 1 health-based drinking water violation recorded by the EPA. Health-based violations indicate instances where contaminant levels exceeded EPA Maximum Contaminant Levels (MCLs). Violations may have been resolved — check with your local water utility for current status.
How does St. Lawrence County water compare to the New York average?
St. Lawrence County's water quality score of 68.6/100 is higher than the New York state average of 40.1. The average water quality grade across New York is D, based on data from 57 counties with available water quality data.
Is tap water safe to drink in St. Lawrence County?
Based on EPA data, St. Lawrence County has a water quality grade of B (68.6/100). This indicates good to excellent water quality with strong compliance. For the most up-to-date information, contact your local water utility or review your Consumer Confidence Report (CCR).
Does St. Lawrence County have clean drinking water?
St. Lawrence County has 1 health-based drinking water violation according to EPA records. With a water quality score of 68.6/100 and grade B, the county's drinking water has had some compliance issues but continues to be monitored. For the most current safety information, check with your local water utility.
How does St. Lawrence County rank for water quality in New York?
St. Lawrence County ranks #7 out of 57 counties in New York by water quality score (1 = best). With a score of 68.6/100, it falls in the top third of counties statewide. Rankings are based on EPA Safe Drinking Water Information System (SDWIS) data including health-based violations and compliance records.

Counties with Similar Water Quality

Monroe County

New York

B

68.6

Water score

Nassau County

New York

B

68.8

Water score

Chemung County

New York

B

69.5

Water score

Data Source

Water quality data sourced from the EPA Safe Drinking Water Information System (SDWIS) via the ECHO enforcement database. Scores reflect compliance history and health-based violation counts.

Disclaimer: This data is informational only. It is not health, legal, or professional advice. For concerns about your specific water supply, contact your local water utility.

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