Public water system · MI0000775
ActiveBloomfield Hills
At a glance
Bloomfield Hills (PWSID MI0000775) is an active community water system in Oakland County, Michigan. It reports serving 3,579 people through 1,420 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by a local government. EPA's Safe Drinking Water Act records list no violations for this system.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
3,579
Service connections
1,420
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Bloomfield Hills compare with other water systems in Oakland County?
By EPA's size categories, Bloomfield Hills is a medium system (3,301 to 10,000 people). Oakland County has 734 active public water systems. Its population served is about 129% above the county average of 1,561 people per system, and accounts for 0.3% of the 1,145,905 people reported by systems filed under the county. Across Michigan, the 10,599 active systems average 847 people each. Nationally, the average active community water system reports serving 6,703 people, so Bloomfield Hills is about half of that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. Michigan has 1,332 active community water systems, 13% of the state's 10,599 active systems. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 262 Michigan systems (2.5%) list purchased surface water as their primary source.
Who owns and regulates Bloomfield Hills?
EPA lists Bloomfield Hills as owned by a local government. The MI state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 56 of the 734 active systems in Oakland County (7.6%) are also owned by a local government.
Does Bloomfield Hills have drinking water violations?
No SDWA violations on record.
EPA's SDWA violation and enforcement data (via EPA ECHO, updated quarterly) lists no violations for Bloomfield Hills. For the latest compliance status, check EPA ECHO for current compliance history.
Bloomfield Hills: frequently asked questions
Who runs Bloomfield Hills?
Bloomfield Hills (PWSID MI0000775) is a community water system owned by a local government. It is regulated by the MI state drinking water program.
How many people does Bloomfield Hills serve?
Bloomfield Hills reports serving 3,579 people through 1,420 service connections in Oakland County, Michigan.
Where does Bloomfield Hills get its water?
EPA SDWIS lists this system's primary water source as purchased surface water. Purchased surface water means the system buys surface water from another public water system rather than drawing its own.
Does Bloomfield Hills have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Bloomfield Hills' 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 Safe Drinking Water Act records list no violations for this system. For current results, consult the system's annual water quality report, EPA ECHO, or the MI state drinking water program.
Where can I find Bloomfield Hills' water quality report?
As a community water system, Bloomfield Hills must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Oakland County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Troy | Oakland | 85,854 | Community | Purchased surface water |
| Rochester Hills | Oakland | 74,000 | Community | Purchased surface water |
| Waterford Township | Oakland | 73,441 | Community | Groundwater |
| Southfield | Oakland | 71,739 | Community | Purchased surface water |
| Pontiac | Oakland | 63,776 | Community | Purchased surface water |
| Royal Oak, City of | Oakland | 57,236 | Community | Purchased surface water |
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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, “Bloomfield Hills, PWSID MI0000775, Michigan”, https://aquacensus.com/water-systems/michigan/bloomfield-hills-mi0000775 (data as of October 1, 2026).