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Public water system · IA4109077

Active

Corwith Water Supply

Community water system in Hancock County, Iowa, drawing primarily on groundwater.

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

Population served

266

Service connections

159

Primary source

GW

Groundwater

System type

CWS

Community water system

System record

PWSIDIA4109077
System typeCommunity water system
Activity statusActive
Population served266
Service connections159
Primary water sourceGroundwater
Owner typeLocal government
Primacy agencyIA state drinking water program
City servedCorwith
StateIowa
ZIP—
CountyHancock County

Violations & enforcement

BeganViolationContaminant or ruleHealth-basedStatus
2018-07-01Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71Consumer Confidence Rulecode 7000NoResolved
2018-01-14Public notice, recordkeeping or otherFailure to Consult with State · code 20Groundwater Rulecode 0700NoResolved
2016-10-01Monitoring and reportingMonitoring, Regular · code 03Nitratecode 1040NoResolved
2012-10-01Monitoring and reportingMonitoring, Regular · code 03Arseniccode 1005NoResolved
1997-03-01Monitoring and reportingMonitoring, Regular · code 03Nitritecode 1041NoResolved
1996-01-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Single Sample · code 01Di(2-ethylhexyl) phthalatecode 2039YesResolved
1994-04-01Monitoring and reportingMonitoring, Regular · code 03Antimonycode 1074NoResolved
1993-11-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesResolved
1993-07-01Monitoring and reportingMonitoring, Regular · code 03Gross alpha (excluding radon and uranium)code 4000NoResolved
1993-07-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesResolved
1993-02-01Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24Total coliform bacteria (TCR)code 3100NoResolved
1985-07-01Monitoring and reportingMonitoring, Regular · code 03Gross alpha (excluding radon and uranium)code 4000NoResolved

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.

Corwith Water Supply: frequently asked questions

Is Corwith Water Supply's water safe to drink?

Corwith Water Supply is an active community water system regulated under the Safe Drinking Water Act, overseen by the IA 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 Corwith Water Supply?

Corwith Water Supply (PWSID IA4109077) is a local government-owned community water system, regulated by the IA state drinking water program.

How many people does Corwith Water Supply serve?

Corwith Water Supply reports serving 266 people through 159 service connections in Hancock County, Iowa.

Where does Corwith Water Supply get its water?

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

Other water systems in Hancock County

Water systemCountyPopulation servedTypeSource
Garner Water WorksHancock3,065CommunityGroundwater
Britt Water WorksHancock2,064CommunityGroundwater
Kanawha Water SupplyHancock658CommunityGroundwater
Klemme Water WorksHancock441CommunityGroundwater
Crystal Lake Water SupplyHancock255CommunityGroundwater
Woden Water SupplyHancock188CommunityGroundwater

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