MIAMI BEACH, WI · Eau Claire County
COZY MHP LLC BACK Water System
Consumer Confidence Report status
COZY MHP LLC BACK must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.
As of August 1, 2026, EPA's federal records show no open violations for COZY MHP LLC BACK.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 2026. This is a record-keeping and public-information tool — it does not replace Wisconsin’s official records. Always confirm current status with Wisconsin before making decisions based on this information.
System facts
- System ID (PWSID)
- WI6180513
- System type
- Community Water System
- Population served
- 35
- Service connections
- 18
- Ownership
- privately owned
- Water source
- groundwater (wells)
COZY MHP LLC BACK is one of 1,289 community water systems in Wisconsin in the 500 or fewer people size category, serving 35 people from groundwater.
As of August 1, 2026, its federal record holds 23 entries in 1994, all of which EPA lists as closed. Nothing has been added since 1994.
All 23 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves synthetic organic chemicals.
Violation history
Monitoring, Regular
—Endrin
January 1, 1994 – March 31, 1994
ResolvedMonitoring, Regular
—BHC-GAMMA
January 1, 1994 – March 31, 1994
ResolvedMonitoring, Regular
—Methoxychlor
January 1, 1994 – March 31, 1994
ResolvedMonitoring, Regular
—Toxaphene
January 1, 1994 – March 31, 1994
ResolvedMonitoring, Regular
—OXAMYL
January 1, 1994 – March 31, 1994
ResolvedMonitoring, Regular
—Simazine
January 1, 1994 – March 31, 1994
ResolvedMonitoring, Regular
—Picloram
January 1, 1994 – March 31, 1994
ResolvedMonitoring, Regular
—Dinoseb
January 1, 1994 – March 31, 1994
ResolvedMonitoring, Regular
—Hexachlorocyclopentadiene
January 1, 1994 – March 31, 1994
ResolvedMonitoring, Regular
—Aldicarb sulfoxide
January 1, 1994 – March 31, 1994
ResolvedMonitoring, Regular
—Aldicarb sulfone
January 1, 1994 – March 31, 1994
ResolvedMonitoring, Regular
—Carbofuran
January 1, 1994 – March 31, 1994
ResolvedMonitoring, Regular
—Aldicarb
January 1, 1994 – March 31, 1994
ResolvedMonitoring, Regular
—Atrazine
January 1, 1994 – March 31, 1994
ResolvedMonitoring, Regular
—LASSO
January 1, 1994 – March 31, 1994
ResolvedMonitoring, Regular
—Heptachlor
January 1, 1994 – March 31, 1994
ResolvedMonitoring, Regular
—Heptachlor epoxide
January 1, 1994 – March 31, 1994
ResolvedMonitoring, Regular
—2,4-D
January 1, 1994 – March 31, 1994
ResolvedMonitoring, Regular
—2,4,5-TP
January 1, 1994 – March 31, 1994
ResolvedMonitoring, Regular
—HEXACHLOROBENZENE
January 1, 1994 – March 31, 1994
ResolvedMonitoring, Regular
—Pentachlorophenol
January 1, 1994 – March 31, 1994
ResolvedMonitoring, Regular
—Total Polychlorinated Biphenyls (PCB)
January 1, 1994 – March 31, 1994
ResolvedMonitoring, Regular
—Chlordane
January 1, 1994 – March 31, 1994
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| January 1, 1994 – March 31, 1994 | Monitoring, Regular | Endrin | — | Resolved |
| January 1, 1994 – March 31, 1994 | Monitoring, Regular | BHC-GAMMA | — | Resolved |
| January 1, 1994 – March 31, 1994 | Monitoring, Regular | Methoxychlor | — | Resolved |
| January 1, 1994 – March 31, 1994 | Monitoring, Regular | Toxaphene | — | Resolved |
| January 1, 1994 – March 31, 1994 | Monitoring, Regular | OXAMYL | — | Resolved |
| January 1, 1994 – March 31, 1994 | Monitoring, Regular | Simazine | — | Resolved |
| January 1, 1994 – March 31, 1994 | Monitoring, Regular | Picloram | — | Resolved |
| January 1, 1994 – March 31, 1994 | Monitoring, Regular | Dinoseb | — | Resolved |
| January 1, 1994 – March 31, 1994 | Monitoring, Regular | Hexachlorocyclopentadiene | — | Resolved |
| January 1, 1994 – March 31, 1994 | Monitoring, Regular | Aldicarb sulfoxide | — | Resolved |
| January 1, 1994 – March 31, 1994 | Monitoring, Regular | Aldicarb sulfone | — | Resolved |
| January 1, 1994 – March 31, 1994 | Monitoring, Regular | Carbofuran | — | Resolved |
| January 1, 1994 – March 31, 1994 | Monitoring, Regular | Aldicarb | — | Resolved |
| January 1, 1994 – March 31, 1994 | Monitoring, Regular | Atrazine | — | Resolved |
| January 1, 1994 – March 31, 1994 | Monitoring, Regular | LASSO | — | Resolved |
| January 1, 1994 – March 31, 1994 | Monitoring, Regular | Heptachlor | — | Resolved |
| January 1, 1994 – March 31, 1994 | Monitoring, Regular | Heptachlor epoxide | — | Resolved |
| January 1, 1994 – March 31, 1994 | Monitoring, Regular | 2,4-D | — | Resolved |
| January 1, 1994 – March 31, 1994 | Monitoring, Regular | 2,4,5-TP | — | Resolved |
| January 1, 1994 – March 31, 1994 | Monitoring, Regular | HEXACHLOROBENZENE | — | Resolved |
| January 1, 1994 – March 31, 1994 | Monitoring, Regular | Pentachlorophenol | — | Resolved |
| January 1, 1994 – March 31, 1994 | Monitoring, Regular | Total Polychlorinated Biphenyls (PCB) | — | Resolved |
| January 1, 1994 – March 31, 1994 | Monitoring, Regular | Chlordane | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- June 21, 1994State Compliance achieved24 linked violations
Common questions
Is COZY MHP LLC BACK required to publish a Consumer Confidence Report?
- Yes. COZY MHP LLC BACK is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.
When is COZY MHP LLC BACK’s next Consumer Confidence Report due?
- COZY MHP LLC BACK’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does COZY MHP LLC BACK have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for COZY MHP LLC BACK.
What is a Consumer Confidence Report?
- A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.
Contact
COZY MHP LLC
Phone not on record
MIAMI BEACH, FL 33139