Public water system · AR0000550
ActiveEl Dorado Waterworks
Community water system in Union County, Arkansas, drawing primarily on groundwater.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
17,932
Service connections
8,333
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
Violations & enforcement
| Began | Violation | Contaminant | Health-based | Status |
|---|---|---|---|---|
| 2025-07-01 | 02 | 2950 | Yes | Archived |
| 2022-11-01 | 3A | 8000 | No | Resolved |
| 2021-01-01 | 02 | 1094 | Yes | Resolved |
| 2020-10-01 | 02 | 1094 | Yes | Resolved |
| 2020-07-01 | 02 | 1094 | Yes | Resolved |
| 2009-12-01 | 22 | 3100 | Yes | Resolved |
| 2008-06-01 | 22 | 3100 | Yes | Resolved |
| 2008-04-01 | 22 | 3100 | Yes | Resolved |
| 2007-11-01 | 22 | 3100 | Yes | Resolved |
| 2007-07-01 | 22 | 3100 | Yes | Resolved |
| 2007-04-01 | 02 | 2950 | Yes | Resolved |
| 2003-08-01 | 22 | 3100 | Yes | Resolved |
El Dorado Waterworks: frequently asked questions
Is El Dorado Waterworks's water safe to drink?
El Dorado Waterworks is an active community water system regulated under the Safe Drinking Water Act, overseen by the AR 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 El Dorado Waterworks?
El Dorado Waterworks (PWSID AR0000550) is a local government-owned community water system, regulated by the AR state drinking water program.
How many people does El Dorado Waterworks serve?
El Dorado Waterworks reports serving 17,932 people through 8,333 service connections in Union County, Arkansas.
Where does El Dorado Waterworks get its water?
EPA SDWIS lists this system's primary water source as groundwater.
Other water systems in Union County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Nj American Water - Raritan | Union | 615,430 | Community | Surface water |
| Nj American Water - Short Hills | Union | 217,230 | Community | Surface water |
| Union County Water System | Union | 167,554 | Community | Surface water |
| Nj American Water - Liberty | Union | 134,000 | Community | Purchased surface water |
| Monroe, City of | Union | 43,081 | Community | Surface water |
| Rahway Water Department | Union | 27,300 | Community | Surface water |