Public water system · IA5540101
ActiveValero Lakota Plant
At a glance
Valero Lakota Plant (PWSID IA5540101) is an active non-transient non-community water system in Kossuth County, Iowa. It reports serving 65 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 11 violations for this system; 5 are health-based, and the most recent began in June 2020.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
65
Service connections
1
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Valero Lakota Plant compare with other water systems in Kossuth County?
By EPA's size categories, Valero Lakota Plant is a very small system (500 people or fewer). Kossuth County has 27 active public water systems. Its population served is well below the county average of 403 people per system, and accounts for 0.6% of the 10,881 people reported by systems filed under the county. Across Iowa, the 1,828 active systems average 1,718 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so Valero Lakota Plant is well below 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. Iowa has 118 active non-transient non-community water systems, 6.5% 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 Valero Lakota Plant?
EPA lists Valero Lakota Plant 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. 12 of the 27 active systems in Kossuth County (44%) are also privately owned.
Does Valero Lakota Plant have drinking water violations?
EPA's records list 11 violations for this system; 5 are health-based, and the most recent began in June 2020. The violations listed here began between April 2007 and June 2020. By type: 5 monitoring and reporting, 5 contaminant level above the legal limit and 1 monitoring. The contaminant or rule involved most often is Total coliform bacteria (TCR) (9 of them). EPA lists 11 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 |
|---|---|---|---|---|
| 2020-06-29 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2019-07-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2011-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2011-06-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Acute (TCR) · code 21 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2011-06-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2011-03-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2011-02-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2011-02-01 | Monitoring and reportingMonitoring, Repeat Major (TCR) · code 25 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2011-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2011-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Acute (TCR) · code 21 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2007-04-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
All 11 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.
Valero Lakota Plant: frequently asked questions
Who runs Valero Lakota Plant?
Valero Lakota Plant (PWSID IA5540101) is a non-transient non-community water system privately owned. It is regulated by the IA state drinking water program.
How many people does Valero Lakota Plant serve?
Valero Lakota Plant reports serving 65 people through 1 service connection in Kossuth County, Iowa.
Where does Valero Lakota Plant 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 Valero Lakota Plant have any drinking water violations?
EPA's records list 11 violations for this system; 5 are health-based, and the most recent began in June 2020. 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 Valero Lakota Plant'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. EPA's records list 11 violations for this system; 5 are health-based, and the most recent began in June 2020. For current results, consult EPA ECHO, or the IA state drinking water program.
Where can I find Valero Lakota Plant's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Valero Lakota Plant 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 Kossuth County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Algona Municipal Utilities | Kossuth | 5,487 | Community | Groundwater |
| Bancroft Water Supply | Kossuth | 711 | Community | Groundwater |
| Swea City Water Supply | Kossuth | 584 | Community | Groundwater |
| Whittemore Muni Water Supply | Kossuth | 522 | Community | Groundwater |
| Titonka Water Supply | Kossuth | 511 | Community | Groundwater |
| Burt Water Supply | Kossuth | 418 | 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, “Valero Lakota Plant, PWSID IA5540101, Iowa”, https://aquacensus.com/water-systems/iowa/valero-lakota-plant-ia5540101 (data as of October 1, 2026).