Public water system · IA5650003
ActiveMontrose Water Works
At a glance
Montrose Water Works (PWSID IA5650003) is an active community water system in Lee County, Iowa. It reports serving 738 people through 310 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by a local government. EPA's records list 7 violations for this system; 1 is health-based, and the most recent began in October 2021.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
738
Service connections
310
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Montrose Water Works compare with other water systems in Lee County?
By EPA's size categories, Montrose Water Works is a small system (501 to 3,300 people). Lee County has 7 active public water systems, and Montrose Water Works is the 6th-largest of them by population served. Its population served is well below the county average of 5,130 people per system, and accounts for 2.1% of the 35,911 people reported by systems filed under the county. Across Iowa, the 1,828 active systems average 1,718 people each. Nationally, the average active community water system reports serving 6,703 people, so Montrose Water Works 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. Iowa has 1,084 active community water systems, 59% of the state's 1,828 active systems. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 119 Iowa systems (6.5%) list purchased surface water as their primary source.
Who owns and regulates Montrose Water Works?
EPA lists Montrose Water Works as owned by a local government. The IA state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 5 of the 7 active systems in Lee County (71%) are also owned by a local government.
Does Montrose Water Works have drinking water violations?
EPA's records list 7 violations for this system; 1 is health-based, and the most recent began in October 2021. The violations listed here began between January 1988 and October 2021. By type: 5 monitoring and reporting, 1 monitoring and 1 required treatment not met. The contaminant or rule involved most often is Nitrite (2 of them). EPA lists 7 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 |
|---|---|---|---|---|
| 2021-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitritecode 1041 | No | Resolved |
| 2021-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitritecode 1041 | No | Resolved |
| 2019-05-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2016-01-01 | Required treatment not metTreatment Technique (SWTR and GWR) · code 41 | Surface Water Treatment Rulecode 0200 | Yes | Resolved |
| 2003-04-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1992-11-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1988-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
All 7 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.
Montrose Water Works: frequently asked questions
Who runs Montrose Water Works?
Montrose Water Works (PWSID IA5650003) is a community water system owned by a local government. It is regulated by the IA state drinking water program.
How many people does Montrose Water Works serve?
Montrose Water Works reports serving 738 people through 310 service connections in Lee County, Iowa.
Where does Montrose Water Works 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 Montrose Water Works have any drinking water violations?
EPA's records list 7 violations for this system; 1 is health-based, and the most recent began in October 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 Montrose Water Works' 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 7 violations for this system; 1 is health-based, and the most recent began in October 2021. For current results, consult the system's annual water quality report, EPA ECHO, or the IA state drinking water program.
Where can I find Montrose Water Works' water quality report?
As a community water system, Montrose Water Works 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 Lee County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Rathbun Reg Water Assn (Ft Madison) | Lee | 11,840 | Community | Purchased surface water |
| Ft Madison Muni Water Works | Lee | 11,087 | Community | Groundwater |
| Keokuk Municipal Water Works | Lee | 9,900 | Community | Surface water |
| West Point Muni Water System | Lee | 921 | Community | Purchased surface water |
| Donnellson Muni Water Works | Lee | 885 | Community | Purchased groundwater |
| Conagra Foods Packaged Foods LLC | Lee | 540 | 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, “Montrose Water Works, PWSID IA5650003, Iowa”, https://aquacensus.com/water-systems/iowa/montrose-water-works-ia5650003 (data as of October 1, 2026).