Public water system · AZ0410286
ActiveRancho Sierrita Well Assoc
Community water system in Pima County, Arizona, drawing primarily on groundwater.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
55
Service connections
30
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
Violations & enforcement
| Began | Violation | Contaminant | Health-based | Status |
|---|---|---|---|---|
| 2025-10-01 | 52 | 5000 | No | Unaddressed |
| 2024-03-01 | 4B | 8000 | No | Resolved |
| 2024-01-01 | 4B | 8000 | No | Resolved |
| 2022-01-01 | 27 | 2456 | No | Resolved |
| 2022-01-01 | 27 | 2950 | No | Resolved |
| 2019-08-01 | 4B | 8000 | No | Resolved |
| 2019-07-01 | 4B | 8000 | No | Resolved |
| 2018-07-01 | 27 | 0999 | No | Resolved |
| 2017-11-01 | 4B | 8000 | No | Resolved |
| 2017-09-01 | 1A | 8000 | Yes | Resolved |
| 2017-06-21 | 34 | 3014 | No | Resolved |
| 2017-06-05 | 4A | 8000 | No | Resolved |
Rancho Sierrita Well Assoc: frequently asked questions
Is Rancho Sierrita Well Assoc's water safe to drink?
Rancho Sierrita Well 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 Rancho Sierrita Well Assoc?
Rancho Sierrita Well Assoc (PWSID AZ0410286) is a public/private partnership-owned community water system, regulated by the AZ state drinking water program.
How many people does Rancho Sierrita Well Assoc serve?
Rancho Sierrita Well Assoc reports serving 55 people through 30 service connections in Pima County, Arizona.
Where does Rancho Sierrita Well 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 |