Public water system · WY5601254
ActiveNorthwest Rural Water District
At a glance
Northwest Rural Water District (PWSID WY5601254) is an active community water system in Park County, Wyoming. It reports serving 7,330 people through 3,084 service connections. Its primary water source is purchased surface water, and EPA lists it as under public/private ownership. EPA's records list 2 violations for this system; none is health-based, and the most recent began in October 2015.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
7,330
Service connections
3,084
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Northwest Rural Water District compare with other water systems in Park County?
By EPA's size categories, Northwest Rural Water District is a medium system (3,301 to 10,000 people). Park County has 49 active public water systems, and Northwest Rural Water District is the 2nd-largest of them by population served. Its population served is about 9.4 times the county average of 777 people per system, and accounts for 19% of the 38,068 people reported by systems filed under the county. Across Wyoming, the 775 active systems average 838 people each. Nationally, the average active community water system reports serving 6,703 people, so Northwest Rural Water District is roughly in line with 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. Wyoming has 332 active community water systems, 43% of the state's 775 active systems. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 79 Wyoming systems (10%) list purchased surface water as their primary source.
Who owns and regulates Northwest Rural Water District?
EPA lists Northwest Rural Water District as under public/private ownership. 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. 1 of the 49 active systems in Park County (2%) are also under public/private ownership.
Does Northwest Rural Water District have drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in October 2015. The violations listed here began between June 2006 and October 2015. By type: 1 public notice, recordkeeping or other and 1 monitoring and reporting. The contaminants or rules involved are Consumer Confidence Rule and Total coliform bacteria (TCR). EPA lists 1 as resolved and 1 as archived. 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. 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 |
|---|---|---|---|---|
| 2015-10-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2006-06-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
All 2 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.
Northwest Rural Water District: frequently asked questions
Who runs Northwest Rural Water District?
Northwest Rural Water District (PWSID WY5601254) is a community water system under public/private ownership. It is regulated by the WY state drinking water program.
How many people does Northwest Rural Water District serve?
Northwest Rural Water District reports serving 7,330 people through 3,084 service connections in Park County, Wyoming.
Where does Northwest Rural Water District 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 Northwest Rural Water District have any drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in October 2015. 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 Northwest Rural Water District'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 2 violations for this system; none is health-based, and the most recent began in October 2015. For current results, consult the system's annual water quality report, EPA ECHO, or the WY state drinking water program.
Where can I find Northwest Rural Water District's water quality report?
As a community water system, Northwest Rural Water District 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 Park County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Cody, City of | Park | 10,224 | Community | Purchased surface water |
| Powell, City of | Park | 6,310 | Community | Purchased surface water |
| Ynp-Canyon Village | Park | 4,300 | Non-transient non-community | Surface water |
| Ynp-Mammoth Hot Springs | Park | 2,600 | Community | Surface water |
| Ynp-Norris | Park + 1 more | 1,515 | Transient non-community | Surface water |
| K Bar Z Guest Ranch | Park | 847 | 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, “Northwest Rural Water District, PWSID WY5601254, Wyoming”, https://aquacensus.com/water-systems/wyoming/northwest-rural-water-district-wy5601254 (data as of October 1, 2026).