Public water system record
Hempstead (V)
Serves Hempstead, Nassau County, NY · 56,000 people served
Federal records show no health-based violations and 2 monitoring/reporting issues for Hempstead (V) in the last ten years.
System profile
- Health-based violations, last 10 years
- 0
- Resolved
- 0
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 2
Key facts
- Hempstead (V) draws water from 9 wells.
- Record on file since 2002, with 1 health-based violation before October 20, 2016.
- Lead pipe inventory: 119 lead and 5,463 unknown out of 9,383 service lines.
Check whether Hempstead (V) 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 REVISIONS
RPT
|
Oct 17, 2024 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
Full record since 2002
EPA's records for Hempstead (V) go back to 2002. Before October 20, 2016 they list 1 health-based violation (1 resolved) and 61 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 2000s | 1 | 20 |
| 2010 to October 19, 2016 | 0 | 41 |
| 2020s | 0 | 1 |
Most recent health-based violation before October 20, 2016: Trichloroethylene, began May 2007, Resolved.
Show the health-based violation before October 20, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Trichloroethylene
Contaminant limit exceeded
Measured 11 µg/L, federal limit 5 µg/L (2.2 times the limit)
|
May 1, 2007 | Resolved |
Where the water comes from
Hempstead (V) draws water from 9 wells.
Annual water quality report
Hempstead (V) 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.
Systems serving 10,000 or more people must mail or deliver the report to every customer, and from 2027 they must send it twice a year.
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