Public water system · PA5030049
ActiveSouth Buffalo Twp Muni Auth
At a glance
South Buffalo Twp Muni Auth (PWSID PA5030049) is an active community water system in Armstrong County, Pennsylvania. It reports serving 1,230 people through 559 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, 7 are health-based, and the most recent began in January 2026.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,230
Service connections
559
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does South Buffalo Twp Muni Auth compare with other water systems in Armstrong County?
By EPA's size categories, South Buffalo Twp Muni Auth is a small system (501 to 3,300 people). Armstrong County has 42 active public water systems. Its population served is roughly in line with the county average of 1,129 people per system, and accounts for 2.6% of the 47,431 people reported by systems filed under the county. Across Pennsylvania, the 7,217 active systems average 1,741 people each. Nationally, the average active community water system reports serving 6,703 people, so South Buffalo Twp Muni Auth is well below 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. Pennsylvania has 1,762 active community water systems, 24% 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 South Buffalo Twp Muni Auth?
EPA lists South Buffalo Twp Muni Auth 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. 20 of the 42 active systems in Armstrong County (48%) are also owned by a local government.
Does South Buffalo Twp Muni Auth have drinking water violations?
Of the 12 most recent violations in EPA's records, 7 are health-based, and the most recent began in January 2026. The violations listed here began between July 2024 and January 2026. By type: 7 contaminant level above the legal limit, 4 public notice, recordkeeping or other and 1 monitoring and reporting. The contaminant or rule involved most often is Total trihalomethanes (TTHM) (7 of them). EPA lists 7 as archived and 5 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 |
|---|---|---|---|---|
| 2026-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Archived |
| 2025-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Archived |
| 2025-08-10 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2025-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Archived |
| 2025-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Archived |
| 2025-01-23 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2025-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Archived |
| 2024-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Archived |
| 2024-10-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2024-08-10 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2024-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2024-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | 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.
South Buffalo Twp Muni Auth: frequently asked questions
Who runs South Buffalo Twp Muni Auth?
South Buffalo Twp Muni Auth (PWSID PA5030049) is a community water system owned by a local government. It is regulated by the PA state drinking water program.
How many people does South Buffalo Twp Muni Auth serve?
South Buffalo Twp Muni Auth reports serving 1,230 people through 559 service connections in Armstrong County, Pennsylvania.
Where does South Buffalo Twp Muni Auth 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 South Buffalo Twp Muni Auth have any drinking water violations?
Of the 12 most recent violations in EPA's records, 7 are health-based, and the most recent began in January 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 South Buffalo Twp Muni Auth'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, 7 are health-based, and the most recent began in January 2026. For current results, consult the system's annual water quality report, EPA ECHO, or the PA state drinking water program.
Where can I find South Buffalo Twp Muni Auth's water quality report?
As a community water system, South Buffalo Twp Muni Auth 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 Armstrong County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Kittanning Suburb Jt Water Aut | Armstrong | 8,000 | Community | Surface water |
| Manor Twp Jt Muni Auth | Armstrong | 6,744 | Community | Groundwater |
| Buffalo Twp Mun Auth Freeport | Armstrong | 5,849 | Community | Surface water |
| Pa American Water Kittanning | Armstrong | 4,499 | Community | Surface water |
| Ford City Muni Water Works | Armstrong | 2,991 | Community | Groundwater |
| Parks Twp Muni Auth | Armstrong | 2,049 | Community | Purchased surface water |
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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, “South Buffalo Twp Muni Auth, PWSID PA5030049, Pennsylvania”, https://aquacensus.com/water-systems/pennsylvania/south-buffalo-twp-muni-auth-pa5030049 (data as of October 1, 2026).