Public water system · AZ0410098
ActiveRillito Water Users Assoc
Community water system in Pima County, Arizona, drawing primarily on groundwater.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
165
Service connections
55
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
Violations & enforcement
| Began | Violation | Contaminant | Health-based | Status |
|---|---|---|---|---|
| 2025-07-02 | 4H | 5200 | No | Unaddressed |
| 2024-12-20 | 75 | 7500 | No | Resolved |
| 2024-10-17 | 4G | 5200 | No | Resolved |
| 2024-10-17 | 2E | 5200 | Yes | Resolved |
| 2023-10-01 | 27 | 0999 | No | Resolved |
| 2023-04-01 | 27 | 0999 | No | Resolved |
| 2022-10-02 | 72 | 7000 | No | Resolved |
| 2022-07-01 | 27 | 0999 | No | Resolved |
| 2022-01-01 | 27 | 0999 | No | Resolved |
| 2021-10-01 | 27 | 0999 | No | Resolved |
| 2016-10-01 | 27 | 0999 | No | Resolved |
| 2015-10-01 | 27 | 0999 | No | Resolved |
Rillito Water Users Assoc: frequently asked questions
Is Rillito Water Users Assoc's water safe to drink?
Rillito Water Users Assoc is an active community water system regulated under the Safe Drinking Water Act, overseen by the AZ 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 Rillito Water Users Assoc?
Rillito Water Users Assoc (PWSID AZ0410098) is a private-owned community water system, regulated by the AZ state drinking water program.
How many people does Rillito Water Users Assoc serve?
Rillito Water Users Assoc reports serving 165 people through 55 service connections in Pima County, Arizona.
Where does Rillito Water Users Assoc get its water?
EPA SDWIS lists this system's primary water source as groundwater.
Other water systems in Pima County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Tucson City of | Pima | 732,906 | Community | Groundwater |
| University of Arizona | Pima | 50,000 | Non-transient non-community | Groundwater |
| Metropolitan Dwid | Pima | 45,570 | Community | Groundwater |
| Oro Valley Water Utility | Pima | 42,316 | Community | Groundwater |
| Community Wc of Green Valley | Pima | 22,085 | Community | Groundwater |
| Usaf Davis Monthan Afb | Pima | 18,640 | Community | Groundwater |