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Public water system · IL0150100

Active

Lanark

Community water system in Carroll County, Illinois, drawing primarily on groundwater.

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

Population served

1,504

Service connections

691

Primary source

GW

Groundwater

System type

CWS

Community water system

System record

PWSIDIL0150100
System typeCommunity water system
Activity statusActive
Population served1,504
Service connections691
Primary water sourceGroundwater
Owner typeLocal government
Primacy agencyIL state drinking water program
City servedLanark
StateIllinois
ZIP—
CountyCarroll County

Violations & enforcement

BeganViolationContaminant or ruleHealth-basedStatus
2023-09-01ReportingReport Sample Result/Fail Monitor (RTCR) · code 4BRevised Total Coliform Rulecode 8000NoResolved
2023-07-01Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72Consumer Confidence Rulecode 7000NoResolved
2021-12-30Monitoring and reportingLead Consumer Notice · code 66Lead and Copper Rulecode 5000NoResolved
2020-01-01Monitoring and reportingMonitoring, Regular · code 03Combined Radium (-226 and -228)code 4010NoResolved
2016-07-01Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71Consumer Confidence Rulecode 7000NoResolved
2013-07-01Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71Consumer Confidence Rulecode 7000NoResolved
2010-01-02Monitoring and reportingLead Consumer Notice · code 66Lead and Copper Rulecode 5000NoResolved
1994-09-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesArchived
1977-06-30Monitoring and reportingMonitoring, Regular · code 03Gross alpha (excluding radon and uranium)code 4000NoArchived

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.

Lanark: frequently asked questions

Is Lanark's water safe to drink?

Lanark is an active community water system regulated under the Safe Drinking Water Act, overseen by the IL 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 Lanark?

Lanark (PWSID IL0150100) is a local government-owned community water system, regulated by the IL state drinking water program.

How many people does Lanark serve?

Lanark reports serving 1,504 people through 691 service connections in Carroll County, Illinois.

Where does Lanark get its water?

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

Other water systems in Carroll County

Water systemCountyPopulation servedTypeSource
SavannaCarroll3,020CommunityGroundwater
Thomson Maximum Security CenterCarroll2,166CommunityPurchased groundwater
Mount CarrollCarroll1,479CommunityGroundwater
MilledgevilleCarroll989CommunityGroundwater
ShannonCarroll801CommunityGroundwater
ThomsonCarroll580CommunityGroundwater

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