Public water system · MI0001355
ActiveChatham
Community water system in Alger County, Michigan, drawing primarily on groundwater.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
300
Service connections
132
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
Violations & enforcement
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2025-10-11 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2025-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Archived |
| 2024-12-04 | ReportingLSL Reporting · code 4G | Lead and Copper Rule Revisionscode 5200 | No | Resolved |
| 2024-10-17 | Required treatment not metLSL Inventory · code 2E | Lead and Copper Rule Revisionscode 5200 | Yes | Resolved |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Di(2-ethylhexyl) phthalatecode 2039 | No | Archived |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Lindane (gamma-BHC)code 2010 | No | Archived |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Aldicarbcode 2047 | No | Archived |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Hexachlorocyclopentadienecode 2042 | No | Archived |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Aldicarb sulfoxidecode 2043 | No | Archived |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Oxamylcode 2036 | No | Archived |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Endrincode 2005 | No | Archived |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,2,4-Trichlorobenzenecode 2378 | No | Resolved |
The 12 most recent 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.
Chatham: frequently asked questions
Is Chatham's water safe to drink?
Chatham is an active community water system regulated under the Safe Drinking Water Act, overseen by the MI state drinking water program. EPA's SDWA data records violations for this system — the most recent are listed on this page, including health-based violations; consult EPA ECHO or your annual Consumer Confidence Report for its current compliance status.
Who runs Chatham?
Chatham (PWSID MI0001355) is a local government-owned community water system, regulated by the MI state drinking water program.
How many people does Chatham serve?
Chatham reports serving 300 people through 132 service connections in Alger County, Michigan.
Where does Chatham get its water?
EPA SDWIS lists this system's primary water source as groundwater.
Other water systems in Alger County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Munising | Alger | 2,783 | Community | Groundwater |
| Munising Industrial Park | Alger | 465 | Community | Groundwater |
| Burt Township | Alger | 411 | Community | Groundwater |
| Pictured Rocks Rv Park & Campground | Alger | 288 | Transient non-community | Groundwater |
| Autrain Beach Campground | Alger | 200 | Transient non-community | Groundwater |
| Mdot - Grand Island Overlook, P238 | Alger | 200 | Transient non-community | Groundwater |
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.