Public water system · PA5630064
ActiveDean'S Water Service, Inc..
At a glance
Dean'S Water Service, Inc.. (PWSID PA5630064) is an active transient non-community water system in Washington County, Pennsylvania. It reports serving 25 people through 11 service connections. Its primary water source is purchased surface water, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in April 2026.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
25
Service connections
11
Primary source
SWP
Purchased surface water
System type
TNCWS
Transient non-community water system
System record
How does Dean'S Water Service, Inc.. compare with other water systems in Washington County?
By EPA's size categories, Dean'S Water Service, Inc.. is a very small system (500 people or fewer). Washington County has 26 active public water systems. Its population served is well below the county average of 1,750 people per system, and accounts for less than 0.1% of the 45,508 people reported by systems filed under the county. Across Pennsylvania, the 7,217 active systems average 1,741 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Dean'S Water Service, Inc.. is well below that figure.
What does “transient non-community water system” mean?
A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. Pennsylvania has 4,429 active transient non-community water systems, 61% of the state's 7,217 active systems. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 244 Pennsylvania systems (3.4%) list purchased surface water as their primary source.
Who owns and regulates Dean'S Water Service, Inc..?
EPA lists Dean'S Water Service, Inc.. as privately owned. The PA state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 13 of the 26 active systems in Washington County (50%) are also privately owned.
Does Dean'S Water Service, Inc.. have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in April 2026. The violations listed here began between August 2024 and April 2026. By type: 12 monitoring. The contaminant or rule involved most often is Revised Total Coliform Rule (12 of them). EPA lists 9 as archived and 3 as resolved. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status. 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 |
|---|---|---|---|---|
| 2026-04-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Archived |
| 2026-04-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Archived |
| 2026-04-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Archived |
| 2026-03-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Archived |
| 2026-03-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Archived |
| 2026-03-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Archived |
| 2026-03-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Archived |
| 2025-04-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2025-03-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2025-02-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2024-09-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Archived |
| 2024-08-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Archived |
The 12 most recent 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.
Dean'S Water Service, Inc..: frequently asked questions
Who runs Dean'S Water Service, Inc..?
Dean'S Water Service, Inc.. (PWSID PA5630064) is a transient non-community water system privately owned. It is regulated by the PA state drinking water program.
How many people does Dean'S Water Service, Inc.. serve?
Dean'S Water Service, Inc.. reports serving 25 people through 11 service connections in Washington County, Pennsylvania.
Where does Dean'S Water Service, Inc.. get its water?
EPA SDWIS lists this system's primary water source as purchased surface water. Purchased surface water means the system buys surface water from another public water system rather than drawing its own.
Does Dean'S Water Service, Inc.. have any drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in April 2026. 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 Dean'S Water Service, Inc..'s 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. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in April 2026. For current results, consult EPA ECHO, or the PA state drinking water program.
Where can I find Dean'S Water Service, Inc..'s water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Dean'S Water Service, Inc.. is a transient non-community water system, so it is not required to publish one; like every public water system, it must notify the people it serves about violations under EPA's public notification rules.
Other water systems in Washington County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Auth of Boro of Charleroi | Washington | 27,000 | Community | Surface water |
| Tri Cnty Jt Muni Auth | Washington | 10,100 | Community | Surface water |
| Bentleyville Muni Auth | Washington | 2,600 | Community | Purchased surface water |
| Ellsworth Boro Water Dept | Washington | 1,250 | Community | Purchased surface water |
| Sheetz Inc. #209 | Washington | 911 | Transient non-community | Groundwater |
| Avella Area School District | Washington | 850 | Non-transient non-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, “Dean'S Water Service, Inc.., PWSID PA5630064, Pennsylvania”, https://aquacensus.com/water-systems/pennsylvania/dean-s-water-service-inc-pa5630064 (data as of October 1, 2026).