Public water system record
Greenport Water District
Serves Greenport West and Greenport, Suffolk County, NY · 2,050 people served
Federal records show no health-based violations and 4 monitoring/reporting issues for Greenport Water District in the last ten years. At least one of these issues remains unresolved.
System profile
- Health-based violations, last 10 years
- 0
- Resolved
- 0
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 4
Key facts
- Greenport Water District buys its water from Suffolk County Water Authority.
- Most recent formal enforcement: compliance order with a penalty by New York, October 2014.
- Record on file since 1982, with 5 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 805 unknown out of 1,063 service lines.
Check whether Greenport Water District serves your address
Health-based violations
Since October 2016Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.
None since October 2016.
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Lead and Copper Rule
Monitoring and reporting
|
Jun 30, 2025 | Active |
|
Revised Total Coliform Rule
Monitoring violation
|
Jul 1, 2020 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Jan 1, 2019 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Jan 1, 2019 | Resolved |
Full record since 1982
EPA's records for Greenport Water District go back to 1982. Before October 19, 2016 they list 5 health-based violations (5 archived by EPA without a recorded fix) and 5 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1980s | 5 | 0 |
| 1990s | 0 | 3 |
| 2010 to October 18, 2016 | 0 | 2 |
| October 19, 2016 to 2019 | 0 | 2 |
| 2020s | 0 | 2 |
Most recent health-based violation before October 19, 2016: Nitrate (acute), began December 1986, Archived.
Show all 5 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Nitrate (acute)
Contaminant limit exceeded
|
Dec 1, 1986 | Archived |
|
Nitrate (acute)
Contaminant limit exceeded
|
Dec 1, 1984 | Archived |
|
Nitrate (acute)
Contaminant limit exceeded
|
Dec 21, 1983 | Archived |
|
Nitrate (acute)
Contaminant limit exceeded
|
Dec 22, 1982 | Archived |
|
Nitrate (acute)
Contaminant limit exceeded
|
May 4, 1982 | Archived |
Enforcement actions
New York regulators and EPA took 2 formal enforcement actions against Greenport Water District between 2000 and 2014. The most recent was a compliance order with a penalty in October 2014.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Oct 16, 2014 | New York | Compliance order with a penalty | 2 violations: Total Trihalomethanes (TTHMs), Haloacetic Acids (HAA5) |
| Apr 27, 2000 | EPA | Compliance order (no penalty) | 1 violation: Consumer Confidence Rule |
Where the water comes from
Greenport Water District buys its water from Suffolk County Water Authority. It lists no wells or intakes of its own.
Buys water from
- Suffolk County Water Authority Hauppauge, NY
Annual water quality report
Greenport Water District must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.
Where the state allows it, systems serving fewer than 10,000 people may publish the report in a local newspaper or news site instead of mailing it, and must provide a copy on request.
Find a posted report with EPA's Consumer Confidence Report search
Testing your own water
To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by New York.
Certified drinking water labs by state EPA guidance for private wells