Public water system · OH5501612
ActiveTroy City Pws
At a glance
Troy City Pws (PWSID OH5501612) is an active community water system in Miami County, Ohio. It reports serving 26,305 people through 11,457 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 2 violations for this system; none is health-based, and the most recent began in October 2020.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
26,305
Service connections
11,457
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Troy City Pws compare with other water systems in Miami County?
By EPA's size categories, Troy City Pws is a large system (10,001 to 100,000 people). Miami County has 46 active public water systems, and Troy City Pws is the 2nd-largest of them by population served. Its population served is about 13 times the county average of 1,981 people per system, and accounts for 29% of the 91,109 people reported by systems filed under the county. Across Ohio, the 3,854 active systems average 2,767 people each. Nationally, the average active community water system reports serving 6,703 people, so Troy City Pws is about 3.9 times that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. Ohio has 1,028 active community water systems, 27% of the state's 3,854 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 3,446 Ohio systems (89%) list groundwater as their primary source.
Who owns and regulates Troy City Pws?
EPA lists Troy City Pws as owned by a local government. The OH state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 10 of the 46 active systems in Miami County (22%) are also owned by a local government.
Does Troy City Pws have drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in October 2020. The violations listed here began between January 2020 and October 2020. By type: 2 public notice, recordkeeping or other. The contaminant or rule involved most often is Consumer Confidence Rule (2 of them). EPA lists 2 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2020-10-27 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2020-01-28 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
All 2 violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.
Troy City Pws: frequently asked questions
Who runs Troy City Pws?
Troy City Pws (PWSID OH5501612) is a community water system owned by a local government. It is regulated by the OH state drinking water program.
How many people does Troy City Pws serve?
Troy City Pws reports serving 26,305 people through 11,457 service connections in Miami County, Ohio.
Where does Troy City Pws get its water?
EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.
Does Troy City Pws have any drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in October 2020. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.
Is Troy City Pws' water safe to drink?
AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. EPA's records list 2 violations for this system; none is health-based, and the most recent began in October 2020. For current results, consult the system's annual water quality report, EPA ECHO, or the OH state drinking water program.
Where can I find Troy City Pws' water quality report?
As a community water system, Troy City Pws must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Miami County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Nawa | Miami | 29,974 | Community | Groundwater |
| Piqua City Pws | Miami | 20,354 | Community | Surface water |
| West Milton Village Pws | Miami | 4,890 | Community | Purchased groundwater |
| Covington Village Pws | Miami | 2,718 | Community | Groundwater |
| Miami East Schools Pws | Miami | 1,430 | Non-transient non-community | Groundwater |
| Pleasant Hill Village Pws | Miami | 1,226 | Community | Groundwater |
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About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Troy City Pws, PWSID OH5501612, Ohio”, https://aquacensus.com/water-systems/ohio/troy-city-pws-oh5501612 (data as of October 1, 2026).