Public water system · MT0000578
ActiveRamsay Water and Sewer District
At a glance
Ramsay Water and Sewer District (PWSID MT0000578) is an active community water system in Silver Bow County, Montana. It reports serving 97 people through 35 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, none is health-based, and the most recent began in January 2024.
This page covers its drinking water system only; sewer and wastewater service are not part of EPA's drinking water records.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
97
Service connections
35
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Ramsay Water and Sewer District compare with other water systems in Silver Bow County?
By EPA's size categories, Ramsay Water and Sewer District is a very small system (500 people or fewer). Silver Bow County has 24 active public water systems. Its population served is well below the county average of 1,797 people per system, and accounts for 0.2% of the 43,130 people reported by systems filed under the county. Across Montana, the 2,378 active systems average 489 people each. Nationally, the average active community water system reports serving 6,703 people, so Ramsay Water and Sewer District 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. Montana has 853 active community water systems, 36% of the state's 2,378 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 1,994 Montana systems (84%) list groundwater as their primary source.
Who owns and regulates Ramsay Water and Sewer District?
EPA lists Ramsay Water and Sewer District as owned by a local government. 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. 2 of the 24 active systems in Silver Bow County (8.3%) are also owned by a local government.
Does Ramsay Water and Sewer District have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in January 2024. The violations listed here began between April 2012 and January 2024. By type: 9 monitoring and reporting, 2 public notice, recordkeeping or other and 1 monitoring. The contaminant or rule involved most often is Groundwater Rule (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 |
|---|---|---|---|---|
| 2024-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitrate-Nitritecode 1038 | No | Resolved |
| 2023-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2022-10-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Unfilt/GWR) · code 31 | Groundwater Rulecode 0700 | No | Resolved |
| 2022-10-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2022-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2022-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2021-08-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2021-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitrate-Nitritecode 1038 | No | Resolved |
| 2019-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2018-06-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Unfilt/GWR) · code 31 | Groundwater Rulecode 0700 | No | Resolved |
| 2016-08-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Unfilt/GWR) · code 31 | Groundwater Rulecode 0700 | No | Resolved |
| 2012-04-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | 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.
Ramsay Water and Sewer District: frequently asked questions
Who runs Ramsay Water and Sewer District?
Ramsay Water and Sewer District (PWSID MT0000578) is a community water system owned by a local government. It is regulated by the MT state drinking water program.
How many people does Ramsay Water and Sewer District serve?
Ramsay Water and Sewer District reports serving 97 people through 35 service connections in Silver Bow County, Montana.
Where does Ramsay Water and Sewer District 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 Ramsay Water and Sewer District have any drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in January 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 Ramsay Water and Sewer 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. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in January 2024. For current results, consult the system's annual water quality report, EPA ECHO, or the MT state drinking water program.
Where can I find Ramsay Water and Sewer District's water quality report?
As a community water system, Ramsay Water and Sewer 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 Silver Bow County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Butte Silverbow Water Dept | Silver Bow | 33,000 | Community | Surface water |
| Montana Technological University | Silver Bow | 3,200 | Non-transient non-community | Purchased surface water |
| Fairmont Hot Springs Resort | Silver Bow | 1,965 | Community | Groundwater |
| Harrington Bottling Co | Silver Bow | 1,001 | Non-transient non-community | Groundwater |
| Divide Feely North Rest Stop | Silver Bow | 500 | Transient non-community | Groundwater |
| Divide Feely South Rest Stop | Silver Bow | 500 | Transient non-community | Groundwater |
Related pages
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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, “Ramsay Water and Sewer District, PWSID MT0000578, Montana”, https://aquacensus.com/water-systems/montana/ramsay-water-and-sewer-district-mt0000578 (data as of October 1, 2026).