Skip to content
AquaCensus

Public water system · MI2000774

Active

Thousand Trails Campground

At a glance

Thousand Trails Campground (PWSID MI2000774) is an active transient non-community water system in St. Clair County, Michigan. It reports serving 904 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 11 violations for this system; none is health-based, and the most recent began in October 2003.

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

Population served

904

Service connections

1

Primary source

GW

Groundwater

System type

TNCWS

Transient non-community water system

System record

PWSIDMI2000774
System typeTransient non-community water system
Activity statusActive
Population served904
Service connections1
Primary water sourceGroundwater
Owner typePrivate
Primacy agencyMI state drinking water program
City served—
StateMichigan
ZIP—
CountySt. Clair County

How does Thousand Trails Campground compare with other water systems in St. Clair County?

By EPA's size categories, Thousand Trails Campground is a small system (501 to 3,300 people). St. Clair County has 96 active public water systems. Its population served is about 27% below the county average of 1,246 people per system, and accounts for 0.8% of the 119,605 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 Thousand Trails Campground is about 6.3 times 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 Thousand Trails Campground?

EPA lists Thousand Trails Campground 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. 76 of the 96 active systems in St. Clair County (79%) are also privately owned.

Does Thousand Trails Campground have drinking water violations?

EPA's records list 11 violations for this system; none is health-based, and the most recent began in October 2003. The violations listed here began between July 1995 and October 2003. By type: 11 monitoring and reporting. The contaminant or rule involved most often is Total coliform bacteria (TCR) (10 of them). EPA lists 11 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.

BeganViolationContaminant or ruleHealth-basedStatus
2003-10-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved
1999-07-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved
1998-04-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved
1997-10-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved
1997-07-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved
1997-04-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved
1996-10-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved
1996-07-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved
1996-04-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved
1996-01-01Monitoring and reportingMonitoring, Regular · code 03Nitratecode 1040NoResolved
1995-07-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved

All 11 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.

Thousand Trails Campground: frequently asked questions

Who runs Thousand Trails Campground?

Thousand Trails Campground (PWSID MI2000774) is a transient non-community water system privately owned. It is regulated by the MI state drinking water program.

How many people does Thousand Trails Campground serve?

Thousand Trails Campground reports serving 904 people through 1 service connection in St. Clair County, Michigan.

Where does Thousand Trails Campground 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 Thousand Trails Campground have any drinking water violations?

EPA's records list 11 violations for this system; none is health-based, and the most recent began in October 2003. 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 Thousand Trails Campground'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 11 violations for this system; none is health-based, and the most recent began in October 2003. For current results, consult EPA ECHO, or the MI state drinking water program.

Where can I find Thousand Trails Campground's water quality report?

The annual Consumer Confidence Report requirement applies to community water systems. Thousand Trails Campground 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 St. Clair County

Water systemCountyPopulation servedTypeSource
Port Huron, City ofSt. Clair28,983CommunitySurface water
Port Huron TownshipSt. Clair10,654CommunityPurchased surface water
Marysville, City ofSt. Clair9,959CommunitySurface water
Clay TownshipSt. Clair9,866CommunityPurchased surface water
Ira TownshipSt. Clair6,510CommunitySurface water
St. Clair Water and Sewer AuthoritySt. Clair5,847CommunitySurface water

Related pages

Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.

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, “Thousand Trails Campground, PWSID MI2000774, Michigan”, https://aquacensus.com/water-systems/michigan/thousand-trails-campground-mi2000774 (data as of October 1, 2026).