Public water system · MT0004913
ActiveReese and Ray Iga Hardin
At a glance
Reese and Ray Iga Hardin (PWSID MT0004913) is an active transient non-community water system in Big Horn County, Montana. It reports serving 25 people through 1 service connection. Its primary water source is purchased surface water, 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
25
Service connections
1
Primary source
SWP
Purchased surface water
System type
TNCWS
Transient non-community water system
System record
How does Reese and Ray Iga Hardin compare with other water systems in Big Horn County?
By EPA's size categories, Reese and Ray Iga Hardin is a very small system (500 people or fewer). Big Horn County has 23 active public water systems. Its population served is well below the county average of 449 people per system, and accounts for 0.2% of the 10,335 people reported by systems filed under the county. Across Montana, the 2,378 active systems average 489 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Reese and Ray Iga Hardin is well below that figure.
What does “transient non-community water system” mean?
A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. Montana has 1,206 active transient non-community water systems, 51% of the state's 2,378 active systems. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 212 Montana systems (8.9%) list purchased surface water as their primary source.
Who owns and regulates Reese and Ray Iga Hardin?
EPA lists Reese and Ray Iga Hardin as privately owned. The MT state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 11 of the 23 active systems in Big Horn County (48%) are also privately owned.
Does Reese and Ray Iga Hardin 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 Reese and Ray Iga Hardin. For the latest compliance status, check EPA ECHO for current compliance history.
Reese and Ray Iga Hardin: frequently asked questions
Who runs Reese and Ray Iga Hardin?
Reese and Ray Iga Hardin (PWSID MT0004913) is a transient non-community water system privately owned. It is regulated by the MT state drinking water program.
How many people does Reese and Ray Iga Hardin serve?
Reese and Ray Iga Hardin reports serving 25 people through 1 service connection in Big Horn County, Montana.
Where does Reese and Ray Iga Hardin get its water?
EPA SDWIS lists this system's primary water source as purchased surface water. Purchased surface water means the system buys surface water from another public water system rather than drawing its own.
Does Reese and Ray Iga Hardin have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Reese and Ray Iga Hardin'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 MT state drinking water program.
Where can I find Reese and Ray Iga Hardin's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Reese and Ray Iga Hardin is a 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 Big Horn County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Hardin City of | Big Horn | 3,500 | Community | Surface water |
| Little Bighorn Battlefield Nm | Big Horn | 2,020 | Non-transient non-community | Groundwater |
| Hardin Eastbound Rest Area | Big Horn | 877 | Transient non-community | Groundwater |
| Hardin Westbound Rest Area | Big Horn | 715 | Transient non-community | Groundwater |
| Lodge Grass Town of | Big Horn | 480 | Community | Groundwater |
| Fort Smith Water and Sewer District | Big Horn | 450 | 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, “Reese and Ray Iga Hardin, PWSID MT0004913, Montana”, https://aquacensus.com/water-systems/montana/reese-and-ray-iga-hardin-mt0004913 (data as of October 1, 2026).