Public water system · AZ0410505
ActiveMarana Municipal - Tortolita Mountain
At a glance
Marana Municipal - Tortolita Mountain (PWSID AZ0410505) is an active community water system in Pima County, Arizona. It reports serving 200 people through 81 service connections. Its primary water source is purchased groundwater, and EPA lists it as owned by a local government. EPA's Safe Drinking Water Act records list no violations for this system.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
200
Service connections
81
Primary source
GWP
Purchased groundwater
System type
CWS
Community water system
System record
How does Marana Municipal - Tortolita Mountain compare with other water systems in Pima County?
By EPA's size categories, Marana Municipal - Tortolita Mountain 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 Marana Municipal - Tortolita Mountain 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. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own. 71 Arizona systems (4%) list purchased groundwater as their primary source.
Who owns and regulates Marana Municipal - Tortolita Mountain?
EPA lists Marana Municipal - Tortolita Mountain as owned by a local government. 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. 33 of the 193 active systems in Pima County (17%) are also owned by a local government.
Does Marana Municipal - Tortolita Mountain have drinking water violations?
No SDWA violations on record.
EPA's SDWA violation and enforcement data (via EPA ECHO, updated quarterly) lists no violations for Marana Municipal - Tortolita Mountain. For the latest compliance status, check EPA ECHO for current compliance history.
Marana Municipal - Tortolita Mountain: frequently asked questions
Who runs Marana Municipal - Tortolita Mountain?
Marana Municipal - Tortolita Mountain (PWSID AZ0410505) is a community water system owned by a local government. It is regulated by the AZ state drinking water program.
How many people does Marana Municipal - Tortolita Mountain serve?
Marana Municipal - Tortolita Mountain reports serving 200 people through 81 service connections in Pima County, Arizona.
Where does Marana Municipal - Tortolita Mountain get its water?
EPA SDWIS lists this system's primary water source as purchased groundwater. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own.
Does Marana Municipal - Tortolita Mountain have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Marana Municipal - Tortolita Mountain'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 Safe Drinking Water Act records list no violations for this system. For current results, consult the system's annual water quality report, EPA ECHO, or the AZ state drinking water program.
Where can I find Marana Municipal - Tortolita Mountain's water quality report?
As a community water system, Marana Municipal - Tortolita Mountain 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 |
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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, “Marana Municipal - Tortolita Mountain, PWSID AZ0410505, Arizona”, https://aquacensus.com/water-systems/arizona/marana-municipal-tortolita-mountain-az0410505 (data as of October 1, 2026).