Public water system · MN5100235
ActiveThe Mustard Seed at Halla Nursery
At a glance
The Mustard Seed at Halla Nursery (PWSID MN5100235) is an active transient non-community water system in Carver County, Minnesota. It reports serving 50 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list one violation for this system; it is health-based, and the most recent began in May 2001.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
50
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does The Mustard Seed at Halla Nursery compare with other water systems in Carver County?
By EPA's size categories, The Mustard Seed at Halla Nursery is a very small system (500 people or fewer). Carver County has 66 active public water systems. Its population served is well below the county average of 1,585 people per system, and accounts for less than 0.1% of the 104,639 people reported by systems filed under the county. Across Minnesota, the 6,465 active systems average 820 people each. Nationally, the average active transient non-community water system reports serving 144 people, so The Mustard Seed at Halla Nursery is about 65% 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. Minnesota has 5,008 active transient non-community water systems, 77% of the state's 6,465 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 6,261 Minnesota systems (97%) list groundwater as their primary source.
Who owns and regulates The Mustard Seed at Halla Nursery?
EPA lists The Mustard Seed at Halla Nursery as privately owned. The MN state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 43 of the 66 active systems in Carver County (65%) are also privately owned.
Does The Mustard Seed at Halla Nursery have drinking water violations?
EPA's records list one violation for this system; it is health-based, and the most recent began in May 2001. By type: 1 contaminant level above the legal limit. The contaminant or rule involved is Total coliform bacteria (TCR). EPA lists 1 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 |
|---|---|---|---|---|
| 2001-05-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
The one violation in EPA's records.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.
The Mustard Seed at Halla Nursery: frequently asked questions
Who runs The Mustard Seed at Halla Nursery?
The Mustard Seed at Halla Nursery (PWSID MN5100235) is a transient non-community water system privately owned. It is regulated by the MN state drinking water program.
How many people does The Mustard Seed at Halla Nursery serve?
The Mustard Seed at Halla Nursery reports serving 50 people through 1 service connection in Carver County, Minnesota.
Where does The Mustard Seed at Halla Nursery 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 The Mustard Seed at Halla Nursery have any drinking water violations?
EPA's records list one violation for this system; it is health-based, and the most recent began in May 2001. 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 The Mustard Seed at Halla Nursery'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 one violation for this system; it is health-based, and the most recent began in May 2001. For current results, consult EPA ECHO, or the MN state drinking water program.
Where can I find The Mustard Seed at Halla Nursery's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. The Mustard Seed at Halla Nursery 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 Carver County
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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, “The Mustard Seed at Halla Nursery, PWSID MN5100235, Minnesota”, https://aquacensus.com/water-systems/minnesota/the-mustard-seed-at-halla-nursery-mn5100235 (data as of October 1, 2026).