Public water system · NV0000817
ActiveUppaway Water System
At a glance
Uppaway Water System (PWSID NV0000817) is an active community water system in Douglas County, Nevada. It reports serving 85 people through 36 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 8 violations for this system; 1 is health-based, and the most recent began in September 2021.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
85
Service connections
36
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Uppaway Water System compare with other water systems in Douglas County?
By EPA's size categories, Uppaway Water System is a very small system (500 people or fewer). Douglas County has 38 active public water systems. Its population served is well below the county average of 1,479 people per system, and accounts for 0.2% of the 56,213 people reported by systems filed under the county. Across Nevada, the 643 active systems average 5,508 people each. Nationally, the average active community water system reports serving 6,703 people, so Uppaway Water System 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. Nevada has 224 active community water systems, 35% of the state's 643 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 557 Nevada systems (87%) list groundwater as their primary source.
Who owns and regulates Uppaway Water System?
EPA lists Uppaway Water System as owned by a local government. The NV state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 16 of the 38 active systems in Douglas County (42%) are also owned by a local government.
Does Uppaway Water System have drinking water violations?
EPA's records list 8 violations for this system; 1 is health-based, and the most recent began in September 2021. The violations listed here began between January 1998 and September 2021. By type: 7 monitoring and reporting and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Total coliform bacteria (TCR) (2 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 |
|---|---|---|---|---|
| 2021-09-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2021-09-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2002-08-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2001-10-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1998-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Radium-226code 4020 | No | Resolved |
| 1998-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Combined Uraniumcode 4006 | No | Resolved |
| 1998-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Radium-226code 4020 | No | Resolved |
| 1998-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Combined Uraniumcode 4006 | 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.
Uppaway Water System: frequently asked questions
Who runs Uppaway Water System?
Uppaway Water System (PWSID NV0000817) is a community water system owned by a local government. It is regulated by the NV state drinking water program.
How many people does Uppaway Water System serve?
Uppaway Water System reports serving 85 people through 36 service connections in Douglas County, Nevada.
Where does Uppaway Water System 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 Uppaway Water System have any drinking water violations?
EPA's records list 8 violations for this system; 1 is health-based, and the most recent began in September 2021. 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 Uppaway Water System'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; 1 is health-based, and the most recent began in September 2021. For current results, consult the system's annual water quality report, EPA ECHO, or the NV state drinking water program.
Where can I find Uppaway Water System's water quality report?
As a community water system, Uppaway Water System 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 Douglas County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Gardnerville Ranchos Gid | Douglas | 11,300 | Community | Groundwater |
| Douglas County Carson Valley System | Douglas | 6,488 | Community | Groundwater |
| Indian Hills Gid | Douglas | 5,962 | Community | Groundwater |
| Gardnerville Water Company | Douglas | 5,800 | Community | Groundwater |
| Kingsbury Gid | Douglas | 3,839 | Community | Surface water |
| Edgewood Water Company | Douglas | 3,800 | Non-transient non-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, “Uppaway Water System, PWSID NV0000817, Nevada”, https://aquacensus.com/water-systems/nevada/uppaway-water-system-nv0000817 (data as of October 1, 2026).