Public water system · AZ0410154
ActiveGw Saguaro Dist Water Co - Tortolita
At a glance
Gw Saguaro Dist Water Co - Tortolita (PWSID AZ0410154) is an active community water system in Pima County, Arizona. It reports serving 69 people through 23 service connections. Its primary water source is groundwater, and EPA lists it as under public/private ownership. EPA's records list 8 violations for this system; none is health-based, and the most recent began in October 2022.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
69
Service connections
23
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Gw Saguaro Dist Water Co - Tortolita compare with other water systems in Pima County?
By EPA's size categories, Gw Saguaro Dist Water Co - Tortolita is a very small system (500 people or fewer). Pima County has 193 active public water systems. Its population served is well below the county average of 5,896 people per system, and accounts for less than 0.1% of the 1,137,975 people reported by systems filed under the county. Across Arizona, the 1,769 active systems average 4,369 people each. Nationally, the average active community water system reports serving 6,703 people, so Gw Saguaro Dist Water Co - Tortolita is well below that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. Arizona has 936 active community water systems, 53% of the state's 1,769 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 1,612 Arizona systems (91%) list groundwater as their primary source.
Who owns and regulates Gw Saguaro Dist Water Co - Tortolita?
EPA lists Gw Saguaro Dist Water Co - Tortolita as under public/private ownership. The AZ state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 70 of the 193 active systems in Pima County (36%) are also under public/private ownership.
Does Gw Saguaro Dist Water Co - Tortolita have drinking water violations?
EPA's records list 8 violations for this system; none is health-based, and the most recent began in October 2022. The violations listed here began between October 2006 and October 2022. By type: 6 monitoring and reporting and 2 public notice, recordkeeping or other. The contaminant or rule involved most often is Chlorine (4 of them). EPA lists 8 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2022-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2021-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2009-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2009-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2008-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2007-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2007-07-01 | Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2006-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
All 8 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.
Gw Saguaro Dist Water Co - Tortolita: frequently asked questions
Who runs Gw Saguaro Dist Water Co - Tortolita?
Gw Saguaro Dist Water Co - Tortolita (PWSID AZ0410154) is a community water system under public/private ownership. It is regulated by the AZ state drinking water program.
How many people does Gw Saguaro Dist Water Co - Tortolita serve?
Gw Saguaro Dist Water Co - Tortolita reports serving 69 people through 23 service connections in Pima County, Arizona.
Where does Gw Saguaro Dist Water Co - Tortolita get its water?
EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.
Does Gw Saguaro Dist Water Co - Tortolita have any drinking water violations?
EPA's records list 8 violations for this system; none is health-based, and the most recent began in October 2022. 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.
Is Gw Saguaro Dist Water Co - Tortolita's water safe to drink?
AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. EPA's records list 8 violations for this system; none is health-based, and the most recent began in October 2022. For current results, consult the system's annual water quality report, EPA ECHO, or the AZ state drinking water program.
Where can I find Gw Saguaro Dist Water Co - Tortolita's water quality report?
As a community water system, Gw Saguaro Dist Water Co - Tortolita must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
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 |
Related pages
Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Gw Saguaro Dist Water Co - Tortolita, PWSID AZ0410154, Arizona”, https://aquacensus.com/water-systems/arizona/gw-saguaro-dist-water-co-tortolita-az0410154 (data as of October 1, 2026).