Public water system · AR0000616
ActiveOden-Pencil Bluff Water Assn
At a glance
Oden-Pencil Bluff Water Assn (PWSID AR0000616) is an active community water system in Montgomery County, Arkansas. It reports serving 393 people through 162 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, 12 are health-based, and the most recent began in October 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
393
Service connections
162
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Oden-Pencil Bluff Water Assn compare with other water systems in Montgomery County?
By EPA's size categories, Oden-Pencil Bluff Water Assn is a very small system (500 people or fewer). Montgomery County has 12 active public water systems, and Oden-Pencil Bluff Water Assn is the 3rd-largest of them by population served. Its population served is roughly in line with the county average of 422 people per system, and accounts for 7.8% of the 5,061 people reported by systems filed under the county. Across Arkansas, the 853 active systems average 3,592 people each. Nationally, the average active community water system reports serving 6,703 people, so Oden-Pencil Bluff Water Assn 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. Arkansas has 660 active community water systems, 77% of the state's 853 active systems. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 237 Arkansas systems (28%) list purchased surface water as their primary source.
Who owns and regulates Oden-Pencil Bluff Water Assn?
EPA lists Oden-Pencil Bluff Water Assn as owned by a local government. The AR state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 4 of the 12 active systems in Montgomery County (33%) are also owned by a local government.
Does Oden-Pencil Bluff Water Assn have drinking water violations?
Of the 12 most recent violations in EPA's records, 12 are health-based, and the most recent began in October 2025. The violations listed here began between October 2019 and October 2025. By type: 12 contaminant level above the legal limit. The contaminant or rule involved most often is Total trihalomethanes (TTHM) (12 of them). EPA lists 10 as resolved and 2 as archived. 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. 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.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2025-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Archived |
| 2025-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Archived |
| 2023-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2023-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2023-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2023-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2022-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2022-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2020-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2020-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2020-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2019-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | 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.
Oden-Pencil Bluff Water Assn: frequently asked questions
Who runs Oden-Pencil Bluff Water Assn?
Oden-Pencil Bluff Water Assn (PWSID AR0000616) is a community water system owned by a local government. It is regulated by the AR state drinking water program.
How many people does Oden-Pencil Bluff Water Assn serve?
Oden-Pencil Bluff Water Assn reports serving 393 people through 162 service connections in Montgomery County, Arkansas.
Where does Oden-Pencil Bluff Water Assn 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 Oden-Pencil Bluff Water Assn have any drinking water violations?
Of the 12 most recent violations in EPA's records, 12 are health-based, and the most recent began in October 2025. 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 Oden-Pencil Bluff Water Assn'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, 12 are health-based, and the most recent began in October 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the AR state drinking water program.
Where can I find Oden-Pencil Bluff Water Assn's water quality report?
As a community water system, Oden-Pencil Bluff Water Assn 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 Montgomery County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Mount Ida Waterworks | Montgomery | 3,218 | Community | Purchased surface water |
| Norman Waterworks | Montgomery | 750 | Community | Purchased surface water |
| Little Fir Landing | Montgomery | 250 | Transient non-community | Groundwater |
| Usfs Albert Pike Rec Area | Montgomery | 200 | Transient non-community | Groundwater |
| Uscoe Oc - Little Fir | Montgomery | 100 | Transient non-community | Surface water |
| Hwy 27 Fishing Village | Montgomery | 50 | 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, “Oden-Pencil Bluff Water Assn, PWSID AR0000616, Arkansas”, https://aquacensus.com/water-systems/arkansas/oden-pencil-bluff-water-assn-ar0000616 (data as of October 1, 2026).