Public water system · MI0000127
ActiveAllendale Township
At a glance
Allendale Township (PWSID MI0000127) is an active community water system in Ottawa County, Michigan. It reports serving 19,725 people through 3,180 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
19,725
Service connections
3,180
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Allendale Township compare with other water systems in Ottawa County?
By EPA's size categories, Allendale Township is a large system (10,001 to 100,000 people). Ottawa County has 225 active public water systems, and Allendale Township is the 4th-largest of them by population served. Its population served is about 18 times the county average of 1,081 people per system, and accounts for 8.1% of the 243,313 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 Allendale Township is about 194% above 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 Allendale Township?
EPA lists Allendale Township 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. 19 of the 225 active systems in Ottawa County (8.4%) are also owned by a local government.
Does Allendale Township 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 Allendale Township. For the latest compliance status, check EPA ECHO for current compliance history.
Allendale Township: frequently asked questions
Who runs Allendale Township?
Allendale Township (PWSID MI0000127) is a community water system owned by a local government. It is regulated by the MI state drinking water program.
How many people does Allendale Township serve?
Allendale Township reports serving 19,725 people through 3,180 service connections in Ottawa County, Michigan.
Where does Allendale Township 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 Allendale Township have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Allendale Township'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 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 Allendale Township's water quality report?
As a community water system, Allendale Township 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 Ottawa County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Holland Board of Public Works | Ottawa | 49,687 | Community | Surface water |
| Georgetown Township | Ottawa | 41,086 | Community | Purchased surface water |
| Holland Township Consolidated | Ottawa | 26,100 | Community | Purchased surface water |
| Grand Haven Township | Ottawa | 15,051 | Community | Purchased surface water |
| Grand Haven | Ottawa | 10,412 | Community | Purchased surface water |
| Spring Lake Township | Ottawa | 9,393 | 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, “Allendale Township, PWSID MI0000127, Michigan”, https://aquacensus.com/water-systems/michigan/allendale-township-mi0000127 (data as of October 1, 2026).