Public water system · IA7740011
ActiveJohnston Municipal Water Supply
Community water system in Polk County, Iowa, drawing primarily on purchased surface water.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
24,064
Service connections
7,657
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
Violations & enforcement
Violations data landing soon.
EPA SDWA violation and enforcement records for Johnston Municipal Water Supply are being ingested from EPA ECHO (updated quarterly) and will appear here. Until then, check EPA ECHO for current compliance history.
Johnston Municipal Water Supply: frequently asked questions
Is Johnston Municipal Water Supply's water safe to drink?
Johnston Municipal Water Supply is an active community water system regulated under the Safe Drinking Water Act, overseen by the IA 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 Johnston Municipal Water Supply?
Johnston Municipal Water Supply (PWSID IA7740011) is a local government-owned community water system, regulated by the IA state drinking water program.
How many people does Johnston Municipal Water Supply serve?
Johnston Municipal Water Supply reports serving 24,064 people through 7,657 service connections in Polk County, Iowa.
Where does Johnston Municipal Water Supply get its water?
EPA SDWIS lists this system's primary water source as purchased surface water.
Other water systems in Polk County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Des Moines Water Works | Polk | 246,055 | Community | Purchased surface water |
| Lakeland, City of | Polk | 193,297 | Community | Groundwater |
| Winter Haven Water Department | Polk | 87,537 | Community | Groundwater |
| Ankeny, City of | Polk | 76,207 | Community | Purchased surface water |
| West Des Moines Water Works | Polk | 73,959 | Community | Purchased surface water |
| Northeast | Polk | 60,557 | Community | Groundwater |