Public water system · IA5879827
ActiveOdessa Dells
At a glance
Odessa Dells (PWSID IA5879827) is an active transient non-community water system in Louisa County, Iowa. It reports serving 25 people through 20 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, 5 are health-based, and the most recent began in July 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
25
Service connections
20
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Odessa Dells compare with other water systems in Louisa County?
By EPA's size categories, Odessa Dells is a very small system (500 people or fewer). Louisa County has 22 active public water systems. Its population served is well below the county average of 442 people per system, and accounts for 0.3% of the 9,731 people reported by systems filed under the county. Across Iowa, the 1,828 active systems average 1,718 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Odessa Dells is well below that figure.
What does “transient non-community water system” mean?
A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. Iowa has 626 active transient non-community water systems, 34% of the state's 1,828 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 1,502 Iowa systems (82%) list groundwater as their primary source.
Who owns and regulates Odessa Dells?
EPA lists Odessa Dells as privately owned. The IA state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 13 of the 22 active systems in Louisa County (59%) are also privately owned.
Does Odessa Dells have drinking water violations?
Of the 12 most recent violations in EPA's records, 5 are health-based, and the most recent began in July 2024. The violations listed here began between August 2000 and July 2024. By type: 5 monitoring, 4 contaminant level above the legal limit, 2 monitoring and reporting and 1 required treatment not met. The contaminant or rule involved most often is Revised Total Coliform Rule (6 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 |
|---|---|---|---|---|
| 2024-07-29 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2022-08-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2020-04-01 | Required treatment not metTreatment Technique Startup Procedures (RTCR) · code 2D | Revised Total Coliform Rulecode 8000 | Yes | Resolved |
| 2019-11-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2019-10-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2019-09-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2019-08-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2009-05-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2009-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2009-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Acute (TCR) · code 21 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2002-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2000-08-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | 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.
Odessa Dells: frequently asked questions
Who runs Odessa Dells?
Odessa Dells (PWSID IA5879827) is a transient non-community water system privately owned. It is regulated by the IA state drinking water program.
How many people does Odessa Dells serve?
Odessa Dells reports serving 25 people through 20 service connections in Louisa County, Iowa.
Where does Odessa Dells 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 Odessa Dells have any drinking water violations?
Of the 12 most recent violations in EPA's records, 5 are health-based, and the most recent began in July 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 Odessa Dells' 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, 5 are health-based, and the most recent began in July 2024. For current results, consult EPA ECHO, or the IA state drinking water program.
Where can I find Odessa Dells' water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Odessa Dells is a 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 Louisa County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Wapello Municipal Water Works | Louisa | 2,096 | Community | Groundwater |
| Columbus Junction Water Supply | Louisa | 1,830 | Community | Groundwater |
| Tyson Fresh Meats Inc. (Columbus Jct) | Louisa | 1,300 | Non-transient non-community | Groundwater |
| Louisa-Muscatine Community School | Louisa | 1,190 | Non-transient non-community | Groundwater |
| Morning Sun Water Department | Louisa | 752 | Community | Groundwater |
| Caseys #3449 | Louisa | 715 | 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, “Odessa Dells, PWSID IA5879827, Iowa”, https://aquacensus.com/water-systems/iowa/odessa-dells-ia5879827 (data as of October 1, 2026).