Public water system · PA4190360
ActiveSouthern Columbia Area School
At a glance
Southern Columbia Area School (PWSID PA4190360) is an active non-transient non-community water system in Columbia County, Pennsylvania. It reports serving 1,650 people through 2 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in December 2022.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,650
Service connections
2
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Southern Columbia Area School compare with other water systems in Columbia County?
By EPA's size categories, Southern Columbia Area School is a small system (501 to 3,300 people). Columbia County has 87 active public water systems, and Southern Columbia Area School is the 4th-largest of them by population served. Its population served is about 122% above the county average of 744 people per system, and accounts for 2.6% of the 64,697 people reported by systems filed under the county. Across Pennsylvania, the 7,217 active systems average 1,741 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so Southern Columbia Area School is about 3.8 times that figure.
What does “non-transient non-community water system” mean?
A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. Pennsylvania has 1,026 active non-transient non-community water systems, 14% 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 Southern Columbia Area School?
EPA lists Southern Columbia Area School as owned by a local government. 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. 8 of the 87 active systems in Columbia County (9.2%) are also owned by a local government.
Does Southern Columbia Area School have drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in December 2022. The violations listed here began between April 2017 and December 2022. By type: 8 monitoring and reporting, 3 reporting and 1 required treatment not met. The contaminant or rule involved most often is Chlorine (4 of them). EPA lists 12 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 |
|---|---|---|---|---|
| 2022-12-11 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Resolved |
| 2019-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Dalaponcode 2031 | No | Resolved |
| 2018-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2018-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2018-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2018-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2017-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2017-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2017-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2017-06-01 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2017-05-01 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2017-04-01 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | 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.
Southern Columbia Area School: frequently asked questions
Who runs Southern Columbia Area School?
Southern Columbia Area School (PWSID PA4190360) is a non-transient non-community water system owned by a local government. It is regulated by the PA state drinking water program.
How many people does Southern Columbia Area School serve?
Southern Columbia Area School reports serving 1,650 people through 2 service connections in Columbia County, Pennsylvania.
Where does Southern Columbia Area School 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 Southern Columbia Area School have any drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in December 2022. 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 Southern Columbia Area School'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, one is health-based, and the most recent began in December 2022. For current results, consult EPA ECHO, or the PA state drinking water program.
Where can I find Southern Columbia Area School's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Southern Columbia Area School is a non-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 Columbia County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Veolia Water Pa Inc. Bloomsburg | Columbia | 29,382 | Community | Surface water |
| Pa American Water Berwick | Columbia | 15,282 | Community | Groundwater |
| Knoebels Grove Park | Columbia | 4,000 | Non-transient non-community | Groundwater |
| Catawissa Municipal Water Auth | Columbia | 1,644 | Community | Groundwater |
| Benton Municipal Water Auth | Columbia | 1,333 | Community | Groundwater under influence of surface water |
| Aqua Pa Mifflin Township | Columbia | 1,220 | 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, “Southern Columbia Area School, PWSID PA4190360, Pennsylvania”, https://aquacensus.com/water-systems/pennsylvania/southern-columbia-area-school-pa4190360 (data as of October 1, 2026).