MOUNT KISCO WATER DEPARTMENT
PWSID: NY5903437 · Mount Kisco, NY · Serves 11,187 people
According to EPA Safe Drinking Water Information System (SDWIS), MOUNT KISCO WATER DEPARTMENT (PWSID NY5903437) in Mount Kisco, NY is listed as a CWS water system covering about 11,187 people. The same extract lists 9 health-based violation records spanning 1993-2024. Those 9 health-based rows for MOUNT KISCO WATER DEPARTMENT cover contaminants such as Groundwater Rule, Coliform (TCR), Surface Water Treatment Rule; they remain historical EPA registry entries, not a current compliance or drinkability score.
MOUNT KISCO WATER DEPARTMENT has 9 health-based violation records in this historical extract. Monitoring and reporting records are not included.
PlainEnviro's health-based SDWIS extract covers monitoring and reporting violations only -- it does not include unresolved enforcement actions in progress or corrective steps a utility has taken since the extract date. 3 distinct EPA contaminant codes appear in this system's record, including Groundwater Rule, Coliform (TCR), Surface Water Treatment Rule. Recorded violations span 1993–2024. Day-to-day primacy enforcement for this system runs through the New York drinking-water program, not EPA directly.
A historical health-based record does not necessarily describe current water quality or compliance. The most authoritative current source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the New York state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- NY5903437
- System Type
- CWS
- Water Source
- Surface Water
- Location
- Mount Kisco, NY
- Population Served
- 11,187
- Health Violations
- Yes (9)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Groundwater Rule | 4 | 4 |
| Coliform (TCR) | 4 | 4 |
| Surface Water Treatment Rule | 1 | 1 |
Violation History (9)
| Contaminant | Health | Date |
|---|---|---|
| Groundwater Rule | Yes | Nov 1, 2024 |
| Groundwater Rule | Yes | Nov 1, 2024 |
| Groundwater Rule | Yes | Nov 1, 2024 |
| Groundwater Rule | Yes | Nov 1, 2024 |
| Coliform (TCR) | Yes | Mar 1, 2016 |
| Coliform (TCR) | Yes | Mar 1, 2016 |
| Coliform (TCR) | Yes | Dec 1, 2015 |
| Coliform (TCR) | Yes | Dec 1, 2015 |
| Surface Water Treatment Rule | Yes | Jul 1, 1993 |
Frequently Asked Questions
What does EPA SDWIS list for MOUNT KISCO WATER DEPARTMENT?
How many people does MOUNT KISCO WATER DEPARTMENT serve?
What violations does MOUNT KISCO WATER DEPARTMENT have?
What contaminants have been found in MOUNT KISCO WATER DEPARTMENT water?
Compare beyond New York
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest MOUNT KISCO WATER DEPARTMENT on cumulative violation count (9) and EPA-reported population served (11,187). Violation-count peers include Santa Clara Pueblo, PARSHALL, CITY OF, WELLPINIT. Population peers include IL AMERICAN-CHICAGO SUBURBAN, CITY OF ROCKPORT, BURR RIDGE.
Similar violation count
Nearest cross-state community systems (500+ served) by SDWIS violations on record.
Similar population served
Nearest cross-state systems by EPA SDWIS population_served (same 500+ gate).
Nearby Water Systems
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About This Data
MOUNT KISCO WATER DEPARTMENT (NY5903437) is drawn from EPA SDWIS. Nearby county systems in this extract include NEW YORK CITY SYSTEM; YONKERS CITY; GREENBURGH CONSOLIDATED WD #1; MOUNT VERNON WATER DEPARTMENT. Health-based rows (9 MCL/TT) are historical registry state, not a current drinkability score.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.