Public water system record

Pocantico Hills Water District

Serves an area of Westchester County, NY · 329 people served

Federal records show 9 health-based violations and no monitoring/reporting issues for Pocantico Hills Water District in the last ten years. The most serious issue in this window was a resolved Haloacetic Acids (HAA5) violation.

  • NY5903472
  • VALHALLA
  • NY
  • 329 served

System profile

Source water Surface water
ZIP 10595
EPA system ID NY5903472

Verify this system on EPA ECHO →

Health-based violations, last 10 years
9
Resolved
9
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
0

Key facts

  • Pocantico Hills Water District draws water from 1 surface water intake.
  • Highest measured level in the last 10 years: Haloacetic Acids (HAA5), 83.28 µg/L, federal limit 60 µg/L (1.4 times the limit), 2018.
  • Most recent formal enforcement: compliance order (no penalty) by EPA, March 2022.
  • Record on file since 1993, with 1 health-based violation before October 19, 2016.
  • Lead pipe inventory: 0 lead and 51 unknown out of 94 service lines.

Check whether Pocantico Hills Water District serves your address

Address suggestions by Mapbox

Health-based violations

Since October 2016

Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.

Contaminant Rule family Start date Status Acute
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.062 mg/L, federal limit 0.06 mg/L (at or just above the limit)
220 Oct 1, 2021 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.07052 mg/L, federal limit 0.06 mg/L (1.2 times the limit)
220 Jul 1, 2021 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.071 mg/L, federal limit 0.06 mg/L (1.2 times the limit)
220 Apr 1, 2021 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.071 mg/L, federal limit 0.06 mg/L (1.2 times the limit)
220 Jan 1, 2021 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.067 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
220 Jul 1, 2019 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 82.45 µg/L, federal limit 60 µg/L (1.4 times the limit)
220 Apr 1, 2019 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 70.58 µg/L, federal limit 60 µg/L (1.2 times the limit)
220 Jan 1, 2019 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 83.28 µg/L, federal limit 60 µg/L (1.4 times the limit)
220 Oct 1, 2018 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 60.81 µg/L, federal limit 60 µg/L (at or just above the limit)
220 Jul 1, 2018 Resolved No

Full record since 1993

EPA's records for Pocantico Hills Water District go back to 1993. Before October 19, 2016 they list 1 health-based violation (1 archived by EPA without a recorded fix) and 7 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1990s 1 0
2000s 0 7
October 19, 2016 to 2019 5 0
2020s 4 0

Most recent health-based violation before October 19, 2016: Surface Water Treatment Rule, began July 1993, Archived.

Show the health-based violation before October 19, 2016
Contaminant Start date Status
Surface Water Treatment Rule
Treatment technique failure
Jul 1, 1993 Archived

Enforcement actions

EPA took 2 formal enforcement actions against Pocantico Hills Water District between 2019 and 2022. The most recent was a compliance order (no penalty) in March 2022.

Date By Action Violations covered
Mar 31, 2022 EPA Compliance order (no penalty) 3 violations (3 health-based): Haloacetic Acids (HAA5)
Jun 4, 2019 EPA Compliance order (no penalty) 3 violations (3 health-based): Haloacetic Acids (HAA5)

What the violations mean

Haloacetic Acids (HAA5)

9 incidents

Haloacetic acid byproducts exceeded the federal limit

Long-term exposure to HAAs may increase cancer risk

Where the water comes from

Pocantico Hills Water District draws water from 1 surface water intake.

Annual water quality report

Pocantico Hills 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.

Systems serving 500 or fewer people may meet the rule by telling customers the report is available on request, so you may need to ask Pocantico Hills Water District for a copy.

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.