Public water system · IA7509201
ActiveHole N the Wall Lodge
At a glance
Hole N the Wall Lodge (PWSID IA7509201) is an active transient non-community water system in Plymouth County, Iowa. It reports serving 90 people through 7 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 10 violations for this system; 7 are health-based, and the most recent began in July 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
90
Service connections
7
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Hole N the Wall Lodge compare with other water systems in Plymouth County?
By EPA's size categories, Hole N the Wall Lodge is a very small system (500 people or fewer). Plymouth County has 13 active public water systems. Its population served is well below the county average of 1,362 people per system, and accounts for 0.5% of the 17,703 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 Hole N the Wall Lodge is about 37% 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 Hole N the Wall Lodge?
EPA lists Hole N the Wall Lodge 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. 3 of the 13 active systems in Plymouth County (23%) are also privately owned.
Does Hole N the Wall Lodge have drinking water violations?
EPA's records list 10 violations for this system; 7 are health-based, and the most recent began in July 2025. The violations listed here began between July 2008 and July 2025. By type: 7 contaminant level above the legal limit and 3 monitoring and reporting. The contaminant or rule involved most often is Total coliform bacteria (TCR) (8 of them). EPA lists 10 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 |
|---|---|---|---|---|
| 2025-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitritecode 1041 | No | Resolved |
| 2016-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2014-12-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2014-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2014-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2013-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2012-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2008-09-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2008-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Acute (TCR) · code 21 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2008-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
All 10 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.
Hole N the Wall Lodge: frequently asked questions
Who runs Hole N the Wall Lodge?
Hole N the Wall Lodge (PWSID IA7509201) is a transient non-community water system privately owned. It is regulated by the IA state drinking water program.
How many people does Hole N the Wall Lodge serve?
Hole N the Wall Lodge reports serving 90 people through 7 service connections in Plymouth County, Iowa.
Where does Hole N the Wall Lodge 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 Hole N the Wall Lodge have any drinking water violations?
EPA's records list 10 violations for this system; 7 are health-based, and the most recent began in July 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 Hole N the Wall Lodge'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 10 violations for this system; 7 are health-based, and the most recent began in July 2025. For current results, consult EPA ECHO, or the IA state drinking water program.
Where can I find Hole N the Wall Lodge's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Hole N the Wall Lodge 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 Plymouth County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Lemars Water Department | Plymouth | 10,606 | Community | Groundwater |
| Remsen Municipal Utilities | Plymouth | 1,678 | Community | Groundwater |
| Akron, City of | Plymouth | 1,558 | Community | Groundwater |
| Kingsley Water Supply | Plymouth | 1,396 | Community | Groundwater |
| Hinton Water Supply | Plymouth | 935 | Community | Groundwater |
| Merrill Municipal Water Supply | Plymouth | 717 | 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, “Hole N the Wall Lodge, PWSID IA7509201, Iowa”, https://aquacensus.com/water-systems/iowa/hole-n-the-wall-lodge-ia7509201 (data as of October 1, 2026).