Public water system · PA7220402
ActiveGrantville Assembly Hall
At a glance
Grantville Assembly Hall (PWSID PA7220402) is an active transient non-community water system in Dauphin County, Pennsylvania. It reports serving 100 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as under public/private ownership. EPA's records list 6 violations for this system; 5 are health-based, and the most recent began in December 2004.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
100
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Grantville Assembly Hall compare with other water systems in Dauphin County?
By EPA's size categories, Grantville Assembly Hall is a very small system (500 people or fewer). Dauphin County has 134 active public water systems. Its population served is well below the county average of 2,176 people per system, and accounts for less than 0.1% of the 291,539 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 Grantville Assembly Hall is about 31% 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 Grantville Assembly Hall?
EPA lists Grantville Assembly Hall as under public/private ownership. 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. 19 of the 134 active systems in Dauphin County (14%) are also under public/private ownership.
Does Grantville Assembly Hall have drinking water violations?
EPA's records list 6 violations for this system; 5 are health-based, and the most recent began in December 2004. The violations listed here began between July 2004 and December 2004. By type: 5 contaminant level above the legal limit and 1 monitoring and reporting. The contaminant or rule involved most often is Total coliform bacteria (TCR) (6 of them). EPA lists 6 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 |
|---|---|---|---|---|
| 2004-12-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2004-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Acute (TCR) · code 21 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2004-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2004-10-01 | Monitoring and reportingMonitoring, Repeat Minor (TCR) · code 26 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2004-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2004-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Acute (TCR) · code 21 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
All 6 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.
Grantville Assembly Hall: frequently asked questions
Who runs Grantville Assembly Hall?
Grantville Assembly Hall (PWSID PA7220402) is a transient non-community water system under public/private ownership. It is regulated by the PA state drinking water program.
How many people does Grantville Assembly Hall serve?
Grantville Assembly Hall reports serving 100 people through 1 service connection in Dauphin County, Pennsylvania.
Where does Grantville Assembly Hall 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 Grantville Assembly Hall have any drinking water violations?
EPA's records list 6 violations for this system; 5 are health-based, and the most recent began in December 2004. 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 Grantville Assembly Hall'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. EPA's records list 6 violations for this system; 5 are health-based, and the most recent began in December 2004. For current results, consult EPA ECHO, or the PA state drinking water program.
Where can I find Grantville Assembly Hall's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Grantville Assembly Hall 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 Dauphin County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Veolia Water | Dauphin | 110,000 | Community | Surface water |
| Capital Region Water | Dauphin | 66,540 | Community | Surface water |
| Pa Amer Water Co | Dauphin | 50,200 | Community | Surface water |
| Veolia Middletown | Dauphin | 9,600 | Community | Groundwater |
| Pa American Water Steelton | Dauphin | 6,428 | Community | Surface water |
| Penn National Gaming | Dauphin | 6,000 | 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, “Grantville Assembly Hall, PWSID PA7220402, Pennsylvania”, https://aquacensus.com/water-systems/pennsylvania/grantville-assembly-hall-pa7220402 (data as of October 1, 2026).