Public water system · MI2023234
Active1-9 Pilot LLC
At a glance
1-9 Pilot LLC (PWSID MI2023234) is an active transient non-community water system in Ionia County, Michigan. It reports serving 1,522 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in August 2010.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,522
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does 1-9 Pilot LLC compare with other water systems in Ionia County?
By EPA's size categories, 1-9 Pilot LLC is a small system (501 to 3,300 people). Ionia County has 123 active public water systems, and 1-9 Pilot LLC is the 5th-largest of them by population served. Its population served is about 4 times the county average of 376 people per system, and accounts for 3.3% of the 46,250 people reported by systems filed under the county. Across Michigan, the 10,599 active systems average 847 people each. Nationally, the average active transient non-community water system reports serving 144 people, so 1-9 Pilot LLC is about 11 times 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. Michigan has 7,865 active transient non-community water systems, 74% of the state's 10,599 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 10,214 Michigan systems (96%) list groundwater as their primary source.
Who owns and regulates 1-9 Pilot LLC?
EPA lists 1-9 Pilot LLC as privately owned. The MI state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 106 of the 123 active systems in Ionia County (86%) are also privately owned.
Does 1-9 Pilot LLC have drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in August 2010. The violations listed here began between January 2005 and August 2010. By type: 11 monitoring and reporting and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Total coliform bacteria (TCR) (7 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 |
|---|---|---|---|---|
| 2010-08-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Acute (TCR) · code 21 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2009-07-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2009-06-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2009-05-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2009-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2008-08-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2008-07-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2005-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Picloramcode 2040 | No | Resolved |
| 2005-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Dinosebcode 2041 | No | Resolved |
| 2005-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Lindane (gamma-BHC)code 2010 | No | Resolved |
| 2005-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Methoxychlorcode 2015 | No | Resolved |
| 2005-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Endrincode 2005 | 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.
1-9 Pilot LLC: frequently asked questions
Who runs 1-9 Pilot LLC?
1-9 Pilot LLC (PWSID MI2023234) is a transient non-community water system privately owned. It is regulated by the MI state drinking water program.
How many people does 1-9 Pilot LLC serve?
1-9 Pilot LLC reports serving 1,522 people through 1 service connection in Ionia County, Michigan.
Where does 1-9 Pilot LLC 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 1-9 Pilot LLC have any drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in August 2010. 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 1-9 Pilot LLC'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, one is health-based, and the most recent began in August 2010. For current results, consult EPA ECHO, or the MI state drinking water program.
Where can I find 1-9 Pilot LLC's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. 1-9 Pilot LLC 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 Ionia County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Ionia | Ionia | 11,708 | Community | Groundwater |
| Belding | Ionia | 5,769 | Community | Groundwater |
| Portland | Ionia | 3,883 | Community | Groundwater |
| Lake Odessa | Ionia | 2,018 | Community | Groundwater |
| Saranac | Ionia | 1,343 | Community | Groundwater |
| Mdot - Saranac, R532 | Ionia | 1,001 | 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, “1-9 Pilot LLC, PWSID MI2023234, Michigan”, https://aquacensus.com/water-systems/michigan/1-9-pilot-llc-mi2023234 (data as of October 1, 2026).