Public water system · IN2520856
Active31 Mara-Mart, Inc..
At a glance
31 Mara-Mart, Inc.. (PWSID IN2520856) is an active transient non-community water system in Miami County, Indiana. It reports serving 25 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 3 violations for this system; none is health-based, and the most recent began in October 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
25
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does 31 Mara-Mart, Inc.. compare with other water systems in Miami County?
By EPA's size categories, 31 Mara-Mart, Inc.. is a very small system (500 people or fewer). Miami County has 68 active public water systems. Its population served is well below the county average of 389 people per system, and accounts for less than 0.1% of the 26,424 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 31 Mara-Mart, Inc.. is well 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. 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 31 Mara-Mart, Inc..?
EPA lists 31 Mara-Mart, Inc.. 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. 55 of the 68 active systems in Miami County (81%) are also privately owned.
Does 31 Mara-Mart, Inc.. have drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in October 2025. The violations listed here began between July 2010 and October 2025. By type: 1 monitoring, 1 reporting and 1 monitoring and reporting. The contaminant or rule involved most often is Revised Total Coliform Rule (2 of them). EPA lists 3 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 |
|---|---|---|---|---|
| 2025-10-01 | MonitoringMonitoring, Additional Routine (RTCR) · code 3B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2019-04-01 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2010-07-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
All 3 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.
31 Mara-Mart, Inc..: frequently asked questions
Who runs 31 Mara-Mart, Inc..?
31 Mara-Mart, Inc.. (PWSID IN2520856) is a transient non-community water system privately owned. It is regulated by the IN state drinking water program.
How many people does 31 Mara-Mart, Inc.. serve?
31 Mara-Mart, Inc.. reports serving 25 people through 1 service connection in Miami County, Indiana.
Where does 31 Mara-Mart, Inc.. 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 31 Mara-Mart, Inc.. have any drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in October 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 31 Mara-Mart, Inc..'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 3 violations for this system; none is health-based, and the most recent began in October 2025. For current results, consult EPA ECHO, or the IN state drinking water program.
Where can I find 31 Mara-Mart, Inc..'s water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. 31 Mara-Mart, Inc.. 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 Miami County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Peru Water Department | Miami | 11,417 | Community | Groundwater |
| Peru Utilities/Grissom | Miami | 2,500 | Community | Groundwater |
| Maconaquah School Corporation | Miami | 2,100 | Non-transient non-community | Groundwater |
| Converse Water Works | Miami | 1,265 | Community | Groundwater |
| Mississinewa Lake - Miami Campground | Miami | 1,000 | Transient non-community | Groundwater |
| Bunker Hill Water Works | Miami | 900 | 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, “31 Mara-Mart, Inc.., PWSID IN2520856, Indiana”, https://aquacensus.com/water-systems/indiana/31-mara-mart-inc-in2520856 (data as of October 1, 2026).