Public water system · IA4109077
ActiveCorwith 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
Violations & enforcement
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2018-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2018-01-14 | Public notice, recordkeeping or otherFailure to Consult with State · code 20 | Groundwater Rulecode 0700 | No | Resolved |
| 2016-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2012-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Arseniccode 1005 | No | Resolved |
| 1997-03-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitritecode 1041 | No | Resolved |
| 1996-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Single Sample · code 01 | Di(2-ethylhexyl) phthalatecode 2039 | Yes | Resolved |
| 1994-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Antimonycode 1074 | No | Resolved |
| 1993-11-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1993-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Gross alpha (excluding radon and uranium)code 4000 | No | Resolved |
| 1993-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1993-02-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1985-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Gross alpha (excluding radon and uranium)code 4000 | 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.
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 system | County | Population served | Type | Source |
|---|---|---|---|---|
| Garner Water Works | Hancock | 3,065 | Community | Groundwater |
| Britt Water Works | Hancock | 2,064 | Community | Groundwater |
| Kanawha Water Supply | Hancock | 658 | Community | Groundwater |
| Klemme Water Works | Hancock | 441 | Community | Groundwater |
| Crystal Lake Water Supply | Hancock | 255 | Community | Groundwater |
| Woden Water Supply | Hancock | 188 | Community | Groundwater |
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