Public water system · IN5254003
ActiveDarlington Water
At a glance
Darlington Water (PWSID IN5254003) is an active community water system in Montgomery County, Indiana. It reports serving 860 people through 316 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 4 violations for this system; none is health-based, and the most recent began in October 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
860
Service connections
316
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Darlington Water compare with other water systems in Montgomery County?
By EPA's size categories, Darlington Water is a small system (501 to 3,300 people). Montgomery County has 47 active public water systems, and Darlington Water is the 5th-largest of them by population served. Its population served is about 37% above the county average of 628 people per system, and accounts for 2.9% of the 29,494 people reported by systems filed under the county. Across Indiana, the 3,969 active systems average 1,456 people each. Nationally, the average active community water system reports serving 6,703 people, so Darlington Water is well below that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. Indiana has 770 active community water systems, 19% 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 Darlington Water?
EPA lists Darlington Water as owned by a local government. 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. 17 of the 47 active systems in Montgomery County (36%) are also owned by a local government.
Does Darlington Water have drinking water violations?
EPA's records list 4 violations for this system; none is health-based, and the most recent began in October 2024. The violations listed here began between September 2002 and October 2024. By type: 4 monitoring and reporting. The contaminants or rules involved are Radium-226, Radium-228, Gross alpha (excluding radon and uranium) and Total coliform bacteria (TCR). EPA lists 4 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 |
|---|---|---|---|---|
| 2024-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Radium-226code 4020 | No | Resolved |
| 2024-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Radium-228code 4030 | No | Resolved |
| 2024-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Gross alpha (excluding radon and uranium)code 4000 | No | Resolved |
| 2002-09-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
All 4 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.
Darlington Water: frequently asked questions
Who runs Darlington Water?
Darlington Water (PWSID IN5254003) is a community water system owned by a local government. It is regulated by the IN state drinking water program.
How many people does Darlington Water serve?
Darlington Water reports serving 860 people through 316 service connections in Montgomery County, Indiana.
Where does Darlington Water 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 Darlington Water have any drinking water violations?
EPA's records list 4 violations for this system; none is health-based, and the most recent began in October 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 Darlington Water'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 4 violations for this system; none is health-based, and the most recent began in October 2024. For current results, consult the system's annual water quality report, EPA ECHO, or the IN state drinking water program.
Where can I find Darlington Water's water quality report?
As a community water system, Darlington Water must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Montgomery County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Indiana American Water - Crawfordsville | Montgomery | 15,930 | Community | Groundwater |
| Ladoga Water Works | Montgomery | 1,180 | Community | Groundwater |
| Lsc Communications Book LLC | Montgomery | 1,000 | Non-transient non-community | Groundwater |
| Waynetown Water Works | Montgomery | 953 | Community | Groundwater |
| New Market Water Works | Montgomery | 765 | Community | Groundwater |
| Linden Water Department | Montgomery | 759 | 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, “Darlington Water, PWSID IN5254003, Indiana”, https://aquacensus.com/water-systems/indiana/darlington-water-in5254003 (data as of October 1, 2026).