Public water system · MI2006109
ActiveSilver Derby Est 23
At a glance
Silver Derby Est 23 (PWSID MI2006109) is an active transient non-community water system in Bay County, Michigan. It reports serving 40 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 2 violations for this system; none is health-based, and the most recent began in January 2013.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
40
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Silver Derby Est 23 compare with other water systems in Bay County?
By EPA's size categories, Silver Derby Est 23 is a very small system (500 people or fewer). Bay County has 29 active public water systems. Its population served is well below the county average of 3,416 people per system, and accounts for less than 0.1% of the 99,076 people reported by systems filed under the county. Across Michigan, the 10,599 active systems average 847 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Silver Derby Est 23 is well 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. Michigan has 7,865 active transient non-community water systems, 74% of the state's 10,599 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 10,214 Michigan systems (96%) list groundwater as their primary source.
Who owns and regulates Silver Derby Est 23?
EPA lists Silver Derby Est 23 as privately owned. 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. 8 of the 29 active systems in Bay County (28%) are also privately owned.
Does Silver Derby Est 23 have drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in January 2013. The violations listed here began between January 2013 and January 2013. By type: 2 monitoring and reporting. The contaminants or rules involved are Total coliform bacteria (TCR) and Nitrate. EPA lists 2 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 |
|---|---|---|---|---|
| 2013-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2013-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
All 2 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.
Silver Derby Est 23: frequently asked questions
Who runs Silver Derby Est 23?
Silver Derby Est 23 (PWSID MI2006109) is a transient non-community water system privately owned. It is regulated by the MI state drinking water program.
How many people does Silver Derby Est 23 serve?
Silver Derby Est 23 reports serving 40 people through 1 service connection in Bay County, Michigan.
Where does Silver Derby Est 23 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 Silver Derby Est 23 have any drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in January 2013. 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 Silver Derby Est 23'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 2 violations for this system; none is health-based, and the most recent began in January 2013. For current results, consult EPA ECHO, or the MI state drinking water program.
Where can I find Silver Derby Est 23's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Silver Derby Est 23 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 Bay County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Bay City, City of | Bay | 32,255 | Community | Purchased surface water |
| Bangor Township | Bay | 11,999 | Community | Purchased surface water |
| Hampton Township | Bay | 9,652 | Community | Purchased surface water |
| Bay Co. Dept of Water & Sewer | Bay | 8,465 | Community | Purchased surface water |
| Williams Township | Bay | 5,444 | Community | Purchased surface water |
| Monitor Township | Bay | 5,217 | 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, “Silver Derby Est 23, PWSID MI2006109, Michigan”, https://aquacensus.com/water-systems/michigan/silver-derby-est-23-mi2006109 (data as of October 1, 2026).