Public water system · WI4390628
ActiveMcdonalds Westfield
At a glance
Mcdonalds Westfield (PWSID WI4390628) is an active non-transient non-community water system in Marquette County, Wisconsin. It reports serving 1,040 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in March 2012.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,040
Service connections
1
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Mcdonalds Westfield compare with other water systems in Marquette County?
By EPA's size categories, Mcdonalds Westfield is a small system (501 to 3,300 people). Marquette County has 157 active public water systems, and Mcdonalds Westfield is the 4th-largest of them by population served. Its population served is about 8.8 times the county average of 118 people per system, and accounts for 5.6% of the 18,458 people reported by systems filed under the county. Across Wisconsin, the 11,056 active systems average 469 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so Mcdonalds Westfield is about 142% above that figure.
What does “non-transient non-community water system” mean?
A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. Wisconsin has 891 active non-transient non-community water systems, 8.1% of the state's 11,056 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 10,978 Wisconsin systems (99%) list groundwater as their primary source.
Who owns and regulates Mcdonalds Westfield?
EPA lists Mcdonalds Westfield as privately owned. The WI state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 142 of the 157 active systems in Marquette County (90%) are also privately owned.
Does Mcdonalds Westfield have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in March 2012. The violations listed here began between September 2005 and March 2012. By type: 6 public notice, recordkeeping or other and 6 monitoring and reporting. The contaminant or rule involved most often is Public Notice (6 of them). EPA lists 10 as resolved and 2 as archived. 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. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2012-03-01 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2012-02-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2010-08-01 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2010-07-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2009-06-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 2008-02-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2007-11-01 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2007-10-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 2007-09-01 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2007-08-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2005-10-01 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2005-09-01 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | 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.
Mcdonalds Westfield: frequently asked questions
Who runs Mcdonalds Westfield?
Mcdonalds Westfield (PWSID WI4390628) is a non-transient non-community water system privately owned. It is regulated by the WI state drinking water program.
How many people does Mcdonalds Westfield serve?
Mcdonalds Westfield reports serving 1,040 people through 1 service connection in Marquette County, Wisconsin.
Where does Mcdonalds Westfield 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 Mcdonalds Westfield have any drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in March 2012. 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 Mcdonalds Westfield'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, none is health-based, and the most recent began in March 2012. For current results, consult EPA ECHO, or the WI state drinking water program.
Where can I find Mcdonalds Westfield's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Mcdonalds Westfield is a non-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 Marquette County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Wi Dot Rest Area 81 Southbound | Marquette | 1,400 | Transient non-community | Groundwater |
| Wi Dot Rest Area 82 Northbound | Marquette | 1,350 | Transient non-community | Groundwater |
| Montello Waterworks | Marquette | 1,329 | Community | Groundwater |
| Kwik Trip #1722 | Marquette | 999 | Transient non-community | Groundwater |
| Brakebush Bros Inc. | Marquette | 898 | Non-transient non-community | Groundwater |
| Burger King Westfield | Marquette | 535 | Non-transient non-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, “Mcdonalds Westfield, PWSID WI4390628, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/mcdonalds-westfield-wi4390628 (data as of October 1, 2026).