Public water system · IN5226005
ActiveOakland City Water Department
At a glance
Oakland City Water Department (PWSID IN5226005) is an active community water system in Gibson County, Indiana. It reports serving 2,938 people through 1,176 service connections. Its primary water source is surface water, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in November 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
2,938
Service connections
1,176
Primary source
SW
Surface water
System type
CWS
Community water system
System record
How does Oakland City Water Department compare with other water systems in Gibson County?
By EPA's size categories, Oakland City Water Department is a small system (501 to 3,300 people). Gibson County has 12 active public water systems, and Oakland City Water Department is the 4th-largest of them by population served. Its population served is about 22% above the county average of 2,401 people per system, and accounts for 10% of the 28,809 people reported by systems filed under the county. Across Indiana, the 3,969 active systems average 1,456 people each. Nationally, the average active community water system reports serving 6,703 people, so Oakland City Water Department is about 56% 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. Indiana has 770 active community water systems, 19% of the state's 3,969 active systems. Surface water means the system draws its water from rivers, lakes, streams or reservoirs. 30 Indiana systems (0.8%) list surface water as their primary source.
Who owns and regulates Oakland City Water Department?
EPA lists Oakland City Water Department as owned by a local government. The IN state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 9 of the 12 active systems in Gibson County (75%) are also owned by a local government.
Does Oakland City Water Department have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in November 2024. The violations listed here began between February 2021 and November 2024. By type: 9 monitoring and reporting, 2 monitoring and 1 reporting. The contaminant or rule involved most often is Revised Total Coliform Rule (3 of them). EPA lists 9 as resolved and 3 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 |
|---|---|---|---|---|
| 2024-11-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2024-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Di(2-ethylhexyl) adipatecode 2035 | No | Resolved |
| 2024-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Di(2-ethylhexyl) phthalatecode 2039 | No | Resolved |
| 2024-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Simazinecode 2037 | No | Resolved |
| 2024-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Atrazinecode 2050 | No | Resolved |
| 2024-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Alachlor (Lasso)code 2051 | No | Resolved |
| 2024-03-01 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | 2,3,7,8-TCDD (dioxin)code 2063 | No | Archived |
| 2024-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Polychlorinated biphenyls (PCBs), totalcode 2383 | No | Archived |
| 2022-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2022-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Carbon, totalcode 2920 | No | Archived |
| 2021-02-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | 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.
Oakland City Water Department: frequently asked questions
Who runs Oakland City Water Department?
Oakland City Water Department (PWSID IN5226005) is a community water system owned by a local government. It is regulated by the IN state drinking water program.
How many people does Oakland City Water Department serve?
Oakland City Water Department reports serving 2,938 people through 1,176 service connections in Gibson County, Indiana.
Where does Oakland City Water Department get its water?
EPA SDWIS lists this system's primary water source as surface water. Surface water means the system draws its water from rivers, lakes, streams or reservoirs.
Does Oakland City Water Department have any drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in November 2024. 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 Oakland City Water Department'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, none is health-based, and the most recent began in November 2024. For current results, consult the system's annual water quality report, EPA ECHO, or the IN state drinking water program.
Where can I find Oakland City Water Department's water quality report?
As a community water system, Oakland City Water Department 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 Gibson County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Princeton Water Department | Gibson | 10,875 | Community | Groundwater |
| Gibson Water Authority | Gibson | 4,835 | Community | Purchased surface water |
| Fort Branch Water Department | Gibson | 4,020 | Community | Groundwater |
| Owensville Water Works | Gibson | 2,148 | Community | Groundwater |
| Haubstadt Water Department | Gibson | 1,600 | Community | Purchased surface water |
| Francisco Water Department | Gibson | 900 | 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, “Oakland City Water Department, PWSID IN5226005, Indiana”, https://aquacensus.com/water-systems/indiana/oakland-city-water-department-in5226005 (data as of October 1, 2026).