Public water system · WI8040684
ActiveU S N P Apostle Is Meyers Beach Mbw01
At a glance
U S N P Apostle Is Meyers Beach Mbw01 (PWSID WI8040684) is an active transient non-community water system in Bayfield County, Wisconsin. It reports serving 52 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as owned by the federal government. EPA's records list 3 violations for this system; none is health-based, and the most recent began in April 1999.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
52
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does U S N P Apostle Is Meyers Beach Mbw01 compare with other water systems in Bayfield County?
By EPA's size categories, U S N P Apostle Is Meyers Beach Mbw01 is a very small system (500 people or fewer). Bayfield County has 194 active public water systems. Its population served is roughly in line with the county average of 55 people per system, and accounts for 0.5% of the 10,732 people reported by systems filed under the county. Across Wisconsin, the 11,056 active systems average 469 people each. Nationally, the average active transient non-community water system reports serving 144 people, so U S N P Apostle Is Meyers Beach Mbw01 is about 64% 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. Wisconsin has 9,112 active transient non-community water systems, 82% 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 U S N P Apostle Is Meyers Beach Mbw01?
EPA lists U S N P Apostle Is Meyers Beach Mbw01 as owned by the federal government. 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. 12 of the 194 active systems in Bayfield County (6.2%) are also owned by the federal government.
Does U S N P Apostle Is Meyers Beach Mbw01 have drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in April 1999. The violations listed here began between April 1999 and April 1999. By type: 3 monitoring and reporting. The contaminants or rules involved are Nitrite, Nitrate and Total coliform bacteria (TCR). 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 |
|---|---|---|---|---|
| 1999-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitritecode 1041 | No | Resolved |
| 1999-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 1999-04-01 | 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.
U S N P Apostle Is Meyers Beach Mbw01: frequently asked questions
Who runs U S N P Apostle Is Meyers Beach Mbw01?
U S N P Apostle Is Meyers Beach Mbw01 (PWSID WI8040684) is a transient non-community water system owned by the federal government. It is regulated by the WI state drinking water program.
How many people does U S N P Apostle Is Meyers Beach Mbw01 serve?
U S N P Apostle Is Meyers Beach Mbw01 reports serving 52 people through 1 service connection in Bayfield County, Wisconsin.
Where does U S N P Apostle Is Meyers Beach Mbw01 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 U S N P Apostle Is Meyers Beach Mbw01 have any drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in April 1999. 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 U S N P Apostle Is Meyers Beach Mbw01'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 April 1999. For current results, consult EPA ECHO, or the WI state drinking water program.
Where can I find U S N P Apostle Is Meyers Beach Mbw01's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. U S N P Apostle Is Meyers Beach Mbw01 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 Bayfield County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Washburn Waterworks | Bayfield | 2,280 | Community | Groundwater |
| Iron River Sanitary District | Bayfield | 600 | Community | Groundwater |
| Drummond Sanitary District | Bayfield | 500 | Community | Groundwater |
| Bayfield Waterworks | Bayfield | 488 | Community | Groundwater |
| Port Wing Sanitary District | Bayfield | 400 | Community | Groundwater |
| Mount Ashwabay | Bayfield | 220 | Transient non-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, “U S N P Apostle Is Meyers Beach Mbw01, PWSID WI8040684, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/u-s-n-p-apostle-is-meyers-beach-mbw01-wi8040684 (data as of October 1, 2026).