Public water system · MI0040504

Active

Pleasant Lake Park LLC

At a glance

Pleasant Lake Park LLC (PWSID MI0040504) is an active community water system in Washtenaw County, Michigan. It reports serving 60 people through 24 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 9 violations for this system; 4 are health-based, and the most recent began in September 2025.

Dataset updated October 2026 . Source: EPA SDWIS/ECHO public records.

Population served

Service connections

Primary source

Groundwater

System type

CWS

Community water system

System record

PWSIDMI0040504

System typeCommunity water system

Activity statusActive

Population served60

Service connections24

Primary water sourceGroundwater

Owner typePrivate

Primacy agencyMI state drinking water program

City served—

StateMichigan

ZIP—

CountyWashtenaw County

How does Pleasant Lake Park LLC compare with other water systems in Washtenaw County?

By EPA's size categories, Pleasant Lake Park LLC is a very small system (500 people or fewer). Washtenaw County has 262 active public water systems. Its population served is well below the county average of 1,147 people per system, and accounts for less than 0.1% of the 300,406 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 Pleasant Lake Park LLC is well below 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. 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 Pleasant Lake Park LLC?

EPA lists Pleasant Lake Park LLC 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. 229 of the 262 active systems in Washtenaw County (87%) are also privately owned.

Does Pleasant Lake Park LLC have drinking water violations?

EPA's records list 9 violations for this system; 4 are health-based, and the most recent began in September 2025. The violations listed here began between July 1998 and September 2025. By type: 4 contaminant level above the legal limit, 2 monitoring and reporting, 2 public notice, recordkeeping or other and 1 reporting. The contaminant or rule involved most often is Total coliform bacteria (TCR) (5 of them). EPA lists 9 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
2025-09-11	ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B	Revised Total Coliform Rulecode 8000	No	Resolved
2025-08-22	Monitoring and reportingMonitoring, Source Water (GWR) · code 34	E. colicode 3014	No	Resolved
2024-07-01	Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72	Consumer Confidence Rulecode 7000	No	Resolved
2021-07-01	Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71	Consumer Confidence Rulecode 7000	No	Resolved
2010-08-01	Monitoring and reportingMonitoring, Routine Major (TCR) · code 23	Total coliform bacteria (TCR)code 3100	No	Resolved
2005-04-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22	Total coliform bacteria (TCR)code 3100	Yes	Resolved
2001-09-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22	Total coliform bacteria (TCR)code 3100	Yes	Resolved
2000-06-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22	Total coliform bacteria (TCR)code 3100	Yes	Resolved
1998-07-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22	Total coliform bacteria (TCR)code 3100	Yes	Resolved

All 9 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.

Pleasant Lake Park LLC: frequently asked questions

Who runs Pleasant Lake Park LLC?

Pleasant Lake Park LLC (PWSID MI0040504) is a community water system privately owned. It is regulated by the MI state drinking water program.

How many people does Pleasant Lake Park LLC serve?

Pleasant Lake Park LLC reports serving 60 people through 24 service connections in Washtenaw County, Michigan.

Where does Pleasant Lake Park LLC 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 Pleasant Lake Park LLC have any drinking water violations?

EPA's records list 9 violations for this system; 4 are health-based, and the most recent began in September 2025. 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 Pleasant Lake Park LLC'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 9 violations for this system; 4 are health-based, and the most recent began in September 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the MI state drinking water program.

Where can I find Pleasant Lake Park LLC's water quality report?

As a community water system, Pleasant Lake Park LLC 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 Washtenaw County

Water system	County	Population served	Type	Source
Ann Arbor	Washtenaw	123,851	Community	Surface water
Ypsilanti Community Utility Authority	Washtenaw	53,988	Community	Purchased surface water
Pittsfield Township	Washtenaw	24,500	Community	Purchased surface water
Saline	Washtenaw	9,158	Community	Groundwater
Scio Township	Washtenaw	8,500	Community	Purchased surface water
Milan	Washtenaw	7,363	Community	Groundwater

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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, “Pleasant Lake Park LLC, PWSID MI0040504, Michigan”, https://aquacensus.com/water-systems/michigan/pleasant-lake-park-llc-mi0040504 (data as of October 1, 2026).