Pierron

Community water system in Madison County, Illinois, drawing primarily on purchased surface water.

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

Population served

1,709

Service connections

756

Primary source

SWP

Purchased surface water

System type

CWS

Community water system

System record

PWSIDIL1194760

System typeCommunity water system

Activity statusActive

Population served1,709

Service connections756

Primary water sourcePurchased surface water

Owner typeLocal government

Primacy agencyIL state drinking water program

City servedPierron

StateIllinois

ZIP—

CountyMadison County →

Violations & enforcement

Began	Violation	Contaminant	Health-based	Status
2021-07-01	02	2456	Yes	Resolved
2021-04-01	02	2456	Yes	Resolved
2014-07-01	02	2950	Yes	Resolved
2014-06-01	41	0800	Yes	Resolved
2014-04-01	02	2950	Yes	Resolved
2014-01-01	02	2950	Yes	Resolved
2014-01-01	02	2456	Yes	Resolved
2013-10-01	02	2950	Yes	Resolved
2013-10-01	02	2456	Yes	Resolved
2013-01-01	02	2456	Yes	Resolved
1992-08-01	24	3100	No	Archived
1977-06-30	03	4000	No	Archived

Pierron: frequently asked questions

Is Pierron's water safe to drink?

Pierron is an active community water system regulated under the Safe Drinking Water Act, overseen by the IL state drinking water program. EPA SDWA violation and enforcement records for this system are being added to AquaCensus from EPA ECHO; consult EPA ECHO or your annual Consumer Confidence Report for its current compliance status.

Who runs Pierron?

Pierron (PWSID IL1194760) is a local government-owned community water system, regulated by the IL state drinking water program.

How many people does Pierron serve?

Pierron reports serving 1,709 people through 756 service connections in Madison County, Illinois.

Where does Pierron get its water?

EPA SDWIS lists this system's primary water source as purchased surface water.

Other water systems in Madison County

Water system	County	Population served	Type	Source
Huntsville Utilities Water Dept.	Madison	310,107	Community	Surface water
Madison County Water Department	Madison	119,100	Community	Purchased surface water
Jackson Water System	Madison	91,111	Community	Groundwater
Anderson Water Department	Madison	55,212	Community	Groundwater under influence of surface water
Madison, the W & Ww Board of the City of	Madison	54,114	Community	Surface water
Harvest-Monrovia Water System	Madison	51,915	Community	Groundwater under influence of surface water