Public water system · IN2870801
ActiveAlcoa Warrick Operations
At a glance
Alcoa Warrick Operations (PWSID IN2870801) is an active non-transient non-community water system in Warrick County, Indiana. It reports serving 650 people through 14 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 9 violations for this system; 1 is health-based, and the most recent began in October 2023.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
650
Service connections
14
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Alcoa Warrick Operations compare with other water systems in Warrick County?
By EPA's size categories, Alcoa Warrick Operations is a small system (501 to 3,300 people). Warrick County has 10 active public water systems. Its population served is well below the county average of 6,389 people per system, and accounts for 1% of the 63,888 people reported by systems filed under the county. Across Indiana, the 3,969 active systems average 1,456 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so Alcoa Warrick Operations is about 51% above 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. Indiana has 603 active non-transient non-community water systems, 15% of the state's 3,969 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 3,769 Indiana systems (95%) list groundwater as their primary source.
Who owns and regulates Alcoa Warrick Operations?
EPA lists Alcoa Warrick Operations as privately owned. 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. 4 of the 10 active systems in Warrick County (40%) are also privately owned.
Does Alcoa Warrick Operations have drinking water violations?
EPA's records list 9 violations for this system; 1 is health-based, and the most recent began in October 2023. The violations listed here began between August 2000 and October 2023. By type: 4 monitoring and reporting, 3 reporting, 1 monitoring and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Revised Total Coliform Rule (4 of them). EPA lists 9 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 |
|---|---|---|---|---|
| 2023-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2023-07-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2018-07-01 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2018-05-01 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2017-09-01 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2013-11-20 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2009-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Acute (TCR) · code 21 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2006-07-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2000-08-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
All 9 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.
Alcoa Warrick Operations: frequently asked questions
Who runs Alcoa Warrick Operations?
Alcoa Warrick Operations (PWSID IN2870801) is a non-transient non-community water system privately owned. It is regulated by the IN state drinking water program.
How many people does Alcoa Warrick Operations serve?
Alcoa Warrick Operations reports serving 650 people through 14 service connections in Warrick County, Indiana.
Where does Alcoa Warrick Operations 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 Alcoa Warrick Operations have any drinking water violations?
EPA's records list 9 violations for this system; 1 is health-based, and the most recent began in October 2023. 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 Alcoa Warrick Operations' 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 9 violations for this system; 1 is health-based, and the most recent began in October 2023. For current results, consult EPA ECHO, or the IN state drinking water program.
Where can I find Alcoa Warrick Operations' water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Alcoa Warrick Operations 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 Warrick County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Indiana American Water - Newburgh | Warrick | 22,215 | Community | Groundwater |
| Chandler Water Works Department | Warrick | 20,120 | Community | Groundwater |
| City of Boonville | Warrick | 10,260 | Community | Groundwater |
| Tennyson Water Utility | Warrick | 4,158 | Community | Purchased surface water |
| Elberfeld Water Department | Warrick | 2,122 | Community | Purchased surface water |
| Indiana American Water - Yankeetown | Warrick | 1,838 | Community | Purchased 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, “Alcoa Warrick Operations, PWSID IN2870801, Indiana”, https://aquacensus.com/water-systems/indiana/alcoa-warrick-operations-in2870801 (data as of October 1, 2026).