Public water system · AZ0403107
ActiveUnder Canvas Grand Canyon
At a glance
Under Canvas Grand Canyon (PWSID AZ0403107) is an active non-transient non-community water system in Coconino County, Arizona. It reports serving 275 people through 50 service connections. Its primary water source is purchased groundwater, and EPA lists it as privately owned. EPA's Safe Drinking Water Act records list no violations for this system.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
275
Service connections
50
Primary source
GWP
Purchased groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Under Canvas Grand Canyon compare with other water systems in Coconino County?
By EPA's size categories, Under Canvas Grand Canyon is a very small system (500 people or fewer). Coconino County has 114 active public water systems. Its population served is well below the county average of 1,573 people per system, and accounts for 0.2% of the 179,316 people reported by systems filed under the county. Across Arizona, the 1,769 active systems average 4,369 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so Under Canvas Grand Canyon is about 36% below that figure.
What does “non-transient non-community water system” mean?
A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. Arizona has 232 active non-transient non-community water systems, 13% 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 Under Canvas Grand Canyon?
EPA lists Under Canvas Grand Canyon as privately owned. 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. 36 of the 114 active systems in Coconino County (32%) are also privately owned.
Does Under Canvas Grand Canyon 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 Under Canvas Grand Canyon. For the latest compliance status, check EPA ECHO for current compliance history.
Under Canvas Grand Canyon: frequently asked questions
Who runs Under Canvas Grand Canyon?
Under Canvas Grand Canyon (PWSID AZ0403107) is a non-transient non-community water system privately owned. It is regulated by the AZ state drinking water program.
How many people does Under Canvas Grand Canyon serve?
Under Canvas Grand Canyon reports serving 275 people through 50 service connections in Coconino County, Arizona.
Where does Under Canvas Grand Canyon 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 Under Canvas Grand Canyon have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Under Canvas Grand Canyon'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 EPA ECHO, or the AZ state drinking water program.
Where can I find Under Canvas Grand Canyon's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Under Canvas Grand Canyon is a non-transient non-community water system, so it is not required to publish one; like every public water system, it must notify the people it serves about violations under EPA's public notification rules.
Other water systems in Coconino County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Flagstaff City of | Coconino | 79,796 | Community | Surface water |
| Grand Canyon National Park | Coconino | 16,590 | Community | Groundwater |
| Arizona Water Co - Sedona | Coconino | 12,104 | Community | Groundwater |
| Doney Park Water | Coconino | 8,996 | Community | Groundwater |
| Arizona Water Co - Pinewood | Coconino | 8,089 | Community | Groundwater |
| Page City of | Coconino | 7,420 | Community | Surface water |
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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, “Under Canvas Grand Canyon, PWSID AZ0403107, Arizona”, https://aquacensus.com/water-systems/arizona/under-canvas-grand-canyon-az0403107 (data as of October 1, 2026).