BRIGHTON, MI · Livingston County
OSBORN LAKE ESTATES Water System
Consumer Confidence Report status
OSBORN LAKE ESTATES 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 OSBORN LAKE ESTATES.
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 Michigan’s official records. Always confirm current status with Michigan before making decisions based on this information.
System facts
- System ID (PWSID)
- MI0005037
- System type
- Community Water System
- Population served
- 92
- Service connections
- 42
- Ownership
- privately owned
- Water source
- groundwater (wells)
OSBORN LAKE ESTATES is one of 1,316 community water systems in Michigan in the 500 or fewer people size category, serving 92 people from groundwater.
As of August 1, 2026, its federal record holds 1 entry in 2024, all of which EPA lists as closed.
None of the 1 are monitoring or reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset; these involve water-quality, treatment, or public-notice findings instead. The record involves the Lead and Copper Rule.
Violation history
LSL Inventory
Health-basedLEAD AND COPPER RULE REVISIONS
October 17, 2024 – December 18, 2024
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| October 17, 2024 – December 18, 2024 | LSL Inventory | LEAD AND COPPER RULE REVISIONS | Health-based | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- December 4, 2024State Violation/Reminder Notice24 linked violations
- November 12, 2024State Compliance achieved5 linked violations
- August 1, 2017State Public Notification requested5 linked violations
- April 6, 2010State Public Notification requested4 linked violations
Common questions
Is OSBORN LAKE ESTATES required to publish a Consumer Confidence Report?
- Yes. OSBORN LAKE ESTATES 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 OSBORN LAKE ESTATES’s next Consumer Confidence Report due?
- OSBORN LAKE ESTATES’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does OSBORN LAKE ESTATES have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for OSBORN LAKE ESTATES.
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
BALOW, MIKE
517-375-2211
BRIGHTON, MI 48114-8727