Public water system · NV0000239
ActiveTopaz Ranch Estates Gid and Water Co
At a glance
Topaz Ranch Estates Gid and Water Co (PWSID NV0000239) is an active community water system in Douglas County, Nevada. It reports serving 1,545 people through 748 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in March 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,545
Service connections
748
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Topaz Ranch Estates Gid and Water Co compare with other water systems in Douglas County?
By EPA's size categories, Topaz Ranch Estates Gid and Water Co is a small system (501 to 3,300 people). Douglas County has 38 active public water systems. Its population served is roughly in line with the county average of 1,479 people per system, and accounts for 2.7% 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 Topaz Ranch Estates Gid and Water Co 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 Topaz Ranch Estates Gid and Water Co?
EPA lists Topaz Ranch Estates Gid and Water Co 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 Topaz Ranch Estates Gid and Water Co have drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in March 2024. The violations listed here began between January 2023 and March 2024. By type: 9 monitoring and reporting, 2 monitoring and 1 required treatment not met. The contaminant or rule involved most often is Chlorine (3 of them). EPA lists 12 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 |
|---|---|---|---|---|
| 2024-03-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2024-02-13 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Resolved |
| 2024-02-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2023-12-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2023-11-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2023-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Bariumcode 1010 | No | Resolved |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Chromiumcode 1020 | No | Resolved |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Fluoridecode 1025 | No | Resolved |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Mercurycode 1035 | No | Resolved |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Thalliumcode 1085 | No | Resolved |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Cyanidecode 1024 | No | Resolved |
The 12 most recent 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.
Topaz Ranch Estates Gid and Water Co: frequently asked questions
Who runs Topaz Ranch Estates Gid and Water Co?
Topaz Ranch Estates Gid and Water Co (PWSID NV0000239) is a community water system owned by a local government. It is regulated by the NV state drinking water program.
How many people does Topaz Ranch Estates Gid and Water Co serve?
Topaz Ranch Estates Gid and Water Co reports serving 1,545 people through 748 service connections in Douglas County, Nevada.
Where does Topaz Ranch Estates Gid and Water Co 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 Topaz Ranch Estates Gid and Water Co have any drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in March 2024. 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 Topaz Ranch Estates Gid and Water Co'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. Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in March 2024. For current results, consult the system's annual water quality report, EPA ECHO, or the NV state drinking water program.
Where can I find Topaz Ranch Estates Gid and Water Co's water quality report?
As a community water system, Topaz Ranch Estates Gid and Water Co 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, “Topaz Ranch Estates Gid and Water Co, PWSID NV0000239, Nevada”, https://aquacensus.com/water-systems/nevada/topaz-ranch-estates-gid-and-water-co-nv0000239 (data as of October 1, 2026).