Public water system · IN2440961
ActiveTwin Mills Resort - North
At a glance
Twin Mills Resort - North (PWSID IN2440961) is an active transient non-community water system in LaGrange County, Indiana. It reports serving 543 people through 326 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, one is health-based, and the most recent began in April 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
543
Service connections
326
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Twin Mills Resort - North compare with other water systems in LaGrange County?
By EPA's size categories, Twin Mills Resort - North is a small system (501 to 3,300 people). LaGrange County has 211 active public water systems. Its population served is about 4.4 times the county average of 123 people per system, and accounts for 2.1% of the 25,879 people reported by systems filed under the county. Across Indiana, the 3,969 active systems average 1,456 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Twin Mills Resort - North is about 3.8 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. Indiana has 2,596 active transient non-community water systems, 65% 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 Twin Mills Resort - North?
EPA lists Twin Mills Resort - North 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. 196 of the 211 active systems in LaGrange County (93%) are also privately owned.
Does Twin Mills Resort - North have drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in April 2025. The violations listed here began between July 1999 and April 2025. By type: 8 monitoring and reporting, 2 reporting, 1 required treatment not met and 1 monitoring. The contaminant or rule involved most often is Nitrate (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 |
|---|---|---|---|---|
| 2025-04-01 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2024-09-07 | Required treatment not metTreatment Technique, Level 1 Assessment (RTCR) · code 2A | Revised Total Coliform Rulecode 8000 | Yes | Resolved |
| 2020-05-09 | ReportingReport Startup Procedures Cert Form (RTCR) · code 4C | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2016-07-15 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2016-07-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2015-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2015-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2015-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2006-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2002-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2002-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 1999-07-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | 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.
Twin Mills Resort - North: frequently asked questions
Who runs Twin Mills Resort - North?
Twin Mills Resort - North (PWSID IN2440961) is a transient non-community water system privately owned. It is regulated by the IN state drinking water program.
How many people does Twin Mills Resort - North serve?
Twin Mills Resort - North reports serving 543 people through 326 service connections in LaGrange County, Indiana.
Where does Twin Mills Resort - North 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 Twin Mills Resort - North 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 April 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 Twin Mills Resort - North'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 April 2025. For current results, consult EPA ECHO, or the IN state drinking water program.
Where can I find Twin Mills Resort - North's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Twin Mills Resort - North 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 LaGrange County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Lagrange Department of Water Works | LaGrange | 2,625 | Community | Groundwater |
| Prairie Heights High School | LaGrange | 1,583 | Non-transient non-community | Groundwater |
| Topeka Water Department | LaGrange | 1,178 | Community | Groundwater |
| Wolcottville Water Works | LaGrange | 1,035 | Community | Groundwater |
| Westview Jr./Sr. High School | LaGrange | 788 | Non-transient non-community | Groundwater |
| Shipshewana Water Works | LaGrange | 703 | Community | Groundwater |
Related pages
Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
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, “Twin Mills Resort - North, PWSID IN2440961, Indiana”, https://aquacensus.com/water-systems/indiana/twin-mills-resort-north-in2440961 (data as of October 1, 2026).