Public water system · WY5680156
ActiveGtnp-Lupine Meadows
At a glance
Gtnp-Lupine Meadows (PWSID WY5680156) is an active transient non-community water system in Teton County, Wyoming. It reports serving 40 people through 17 service connections. Its primary water source is groundwater, and EPA lists it as owned by the federal government. EPA's records list one violation for this system; it is not health-based, and the most recent began in October 1983.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
40
Service connections
17
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Gtnp-Lupine Meadows compare with other water systems in Teton County?
By EPA's size categories, Gtnp-Lupine Meadows is a very small system (500 people or fewer). Teton County has 112 active public water systems. Its population served is well below the county average of 697 people per system, and accounts for less than 0.1% of the 78,057 people reported by systems filed under the county. Across Wyoming, the 775 active systems average 838 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Gtnp-Lupine Meadows 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. Wyoming has 352 active transient non-community water systems, 45% of the state's 775 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 585 Wyoming systems (75%) list groundwater as their primary source.
Who owns and regulates Gtnp-Lupine Meadows?
EPA lists Gtnp-Lupine Meadows as owned by the federal government. The WY state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 32 of the 112 active systems in Teton County (29%) are also owned by the federal government.
Does Gtnp-Lupine Meadows have drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in October 1983. By type: 1 monitoring and reporting. The contaminant or rule involved is Nitrate. EPA lists 1 as archived. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 1983-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Archived |
The one violation in EPA's records.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.
Gtnp-Lupine Meadows: frequently asked questions
Who runs Gtnp-Lupine Meadows?
Gtnp-Lupine Meadows (PWSID WY5680156) is a transient non-community water system owned by the federal government. It is regulated by the WY state drinking water program.
How many people does Gtnp-Lupine Meadows serve?
Gtnp-Lupine Meadows reports serving 40 people through 17 service connections in Teton County, Wyoming.
Where does Gtnp-Lupine Meadows 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 Gtnp-Lupine Meadows have any drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in October 1983. 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 Gtnp-Lupine Meadows' 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 one violation for this system; it is not health-based, and the most recent began in October 1983. For current results, consult EPA ECHO, or the WY state drinking water program.
Where can I find Gtnp-Lupine Meadows' water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Gtnp-Lupine Meadows 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 Teton County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Jackson, Town of | Teton | 24,760 | Community | Groundwater |
| Ynp-Old Faithful | Teton | 7,675 | Community | Surface water |
| Ynp - Lake Village | Teton | 5,925 | Community | Groundwater under influence of surface water |
| Gtnp-Colter Bay Village | Teton | 4,514 | Community | Groundwater |
| Ynp-Grant Village | Teton | 3,513 | Transient non-community | Surface water |
| Grand Targhee Resort | Teton | 2,500 | Non-transient non-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, “Gtnp-Lupine Meadows, PWSID WY5680156, Wyoming”, https://aquacensus.com/water-systems/wyoming/gtnp-lupine-meadows-wy5680156 (data as of October 1, 2026).