Public water system · NE3150075
Active7 Mile Mini Mart
At a glance
7 Mile Mini Mart (PWSID NE3150075) is an active transient non-community water system in Butler County, Nebraska. It reports serving 300 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 7 violations for this system; none is health-based, and the most recent began in October 2019.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
300
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does 7 Mile Mini Mart compare with other water systems in Butler County?
By EPA's size categories, 7 Mile Mini Mart is a very small system (500 people or fewer). Butler County has 15 active public water systems, and 7 Mile Mini Mart is the 5th-largest of them by population served. Its population served is about 16% below the county average of 356 people per system, and accounts for 5.6% of the 5,345 people reported by systems filed under the county. Across Nebraska, the 1,226 active systems average 1,472 people each. Nationally, the average active transient non-community water system reports serving 144 people, so 7 Mile Mini Mart is about twice 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. Nebraska has 489 active transient non-community water systems, 40% of the state's 1,226 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 1,095 Nebraska systems (89%) list groundwater as their primary source.
Who owns and regulates 7 Mile Mini Mart?
EPA lists 7 Mile Mini Mart as privately owned. The NE state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 6 of the 15 active systems in Butler County (40%) are also privately owned.
Does 7 Mile Mini Mart have drinking water violations?
EPA's records list 7 violations for this system; none is health-based, and the most recent began in October 2019. The violations listed here began between October 2001 and October 2019. By type: 4 monitoring and reporting, 2 public notice, recordkeeping or other and 1 monitoring. The contaminant or rule involved most often is Total coliform bacteria (TCR) (4 of them). EPA lists 7 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 |
|---|---|---|---|---|
| 2019-10-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2018-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitrate-Nitritecode 1038 | No | Resolved |
| 2012-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2008-02-27 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2007-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2001-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2001-10-01 | Public notice, recordkeeping or otherNotification, Public · code 06 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
All 7 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.
7 Mile Mini Mart: frequently asked questions
Who runs 7 Mile Mini Mart?
7 Mile Mini Mart (PWSID NE3150075) is a transient non-community water system privately owned. It is regulated by the NE state drinking water program.
How many people does 7 Mile Mini Mart serve?
7 Mile Mini Mart reports serving 300 people through 1 service connection in Butler County, Nebraska.
Where does 7 Mile Mini Mart 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 7 Mile Mini Mart have any drinking water violations?
EPA's records list 7 violations for this system; none is health-based, and the most recent began in October 2019. 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 7 Mile Mini Mart'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 7 violations for this system; none is health-based, and the most recent began in October 2019. For current results, consult EPA ECHO, or the NE state drinking water program.
Where can I find 7 Mile Mini Mart's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. 7 Mile Mini Mart 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 Butler County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| David City, City of | Butler | 3,000 | Community | Groundwater |
| Bellwood, Village of | Butler | 435 | Community | Groundwater |
| Rising City, Village of | Butler | 374 | Community | Groundwater |
| Brainard, Village of | Butler | 361 | Community | Groundwater |
| Dwight, Village of | Butler | 229 | Community | Groundwater |
| Ulysses, Village of | Butler | 176 | 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, “7 Mile Mini Mart, PWSID NE3150075, Nebraska”, https://aquacensus.com/water-systems/nebraska/7-mile-mini-mart-ne3150075 (data as of October 1, 2026).