Public water system · PA2580815
ActiveOnvo Harford Travel Plaza
At a glance
Onvo Harford Travel Plaza (PWSID PA2580815) is an active transient non-community water system in Susquehanna County, Pennsylvania. It reports serving 50 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in July 2023.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
50
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Onvo Harford Travel Plaza compare with other water systems in Susquehanna County?
By EPA's size categories, Onvo Harford Travel Plaza is a very small system (500 people or fewer). Susquehanna County has 107 active public water systems. Its population served is well below the county average of 267 people per system, and accounts for 0.2% of the 28,554 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 Onvo Harford Travel Plaza is about 65% 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. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 6,632 Pennsylvania systems (92%) list groundwater as their primary source.
Who owns and regulates Onvo Harford Travel Plaza?
EPA lists Onvo Harford Travel Plaza 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. 87 of the 107 active systems in Susquehanna County (81%) are also privately owned.
Does Onvo Harford Travel Plaza have drinking water violations?
Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in July 2023. The violations listed here began between October 2004 and July 2023. By type: 4 public notice, recordkeeping or other, 3 required treatment not met, 2 monitoring, 2 monitoring and reporting and 1 reporting. The contaminant or rule involved most often is Revised Total Coliform Rule (6 of them). EPA lists 11 as resolved and 1 as unaddressed. 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. Unaddressed means the violation is not resolved or archived and is not yet covered by formal enforcement.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2023-07-11 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Unaddressed |
| 2022-06-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2022-03-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2019-11-24 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2019-10-14 | Required treatment not metTreatment Technique, Level 2 Assessment (RTCR) · code 2B | Revised Total Coliform Rulecode 8000 | Yes | Resolved |
| 2019-03-27 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2019-02-14 | Required treatment not metTreatment Technique, Corrective/Expedited Actions (RTCR) · code 2C | Revised Total Coliform Rulecode 8000 | Yes | Resolved |
| 2019-02-01 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2018-12-22 | ReportingNotify Level 1/Level 2 Treatment Technique Violation, Correct Action (RTCR) · code 4F | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2018-12-22 | Required treatment not metTreatment Technique, Level 1 Assessment (RTCR) · code 2A | Revised Total Coliform Rulecode 8000 | Yes | Resolved |
| 2008-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2004-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
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.
Onvo Harford Travel Plaza: frequently asked questions
Who runs Onvo Harford Travel Plaza?
Onvo Harford Travel Plaza (PWSID PA2580815) is a transient non-community water system privately owned. It is regulated by the PA state drinking water program.
How many people does Onvo Harford Travel Plaza serve?
Onvo Harford Travel Plaza reports serving 50 people through 1 service connection in Susquehanna County, Pennsylvania.
Where does Onvo Harford Travel Plaza 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 Onvo Harford Travel Plaza have any drinking water violations?
Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in July 2023. 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 Onvo Harford Travel Plaza'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, 3 are health-based, and the most recent began in July 2023. For current results, consult EPA ECHO, or the PA state drinking water program.
Where can I find Onvo Harford Travel Plaza's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Onvo Harford Travel Plaza 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 Susquehanna County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Pa Amer Water Co Susquehanna | Susquehanna | 4,230 | Community | Surface water |
| Pa Amer Water Co Forest City | Susquehanna | 3,188 | Community | Surface water |
| Pa Amer Water Co Montrose | Susquehanna | 1,890 | Community | Surface water |
| Blue Ridge School Complex | Susquehanna | 1,450 | Non-transient non-community | Groundwater |
| Penndot Safety Rest Area #56 | Susquehanna | 1,000 | Transient non-community | Groundwater |
| Elk Mountain Ski Resort | Susquehanna | 1,000 | 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, “Onvo Harford Travel Plaza, PWSID PA2580815, Pennsylvania”, https://aquacensus.com/water-systems/pennsylvania/onvo-harford-travel-plaza-pa2580815 (data as of October 1, 2026).