Public water system · IA1145047
ActiveLakeside Water Supply
At a glance
Lakeside Water Supply (PWSID IA1145047) is an active community water system in Buena Vista County, Iowa. It reports serving 700 people through 286 service connections. Its primary water source is purchased groundwater, and EPA lists it as owned by a local government. EPA's records list 2 violations for this system; none is health-based, and the most recent began in July 2007.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
700
Service connections
286
Primary source
GWP
Purchased groundwater
System type
CWS
Community water system
System record
How does Lakeside Water Supply compare with other water systems in Buena Vista County?
By EPA's size categories, Lakeside Water Supply is a small system (501 to 3,300 people). Buena Vista County has 12 active public water systems, and Lakeside Water Supply is the 5th-largest of them by population served. Its population served is about half of the county average of 1,475 people per system, and accounts for 4% of the 17,699 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 Lakeside Water Supply 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 groundwater means the system buys groundwater from another public water system rather than drawing its own. 156 Iowa systems (8.5%) list purchased groundwater as their primary source.
Who owns and regulates Lakeside Water Supply?
EPA lists Lakeside Water Supply 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. 10 of the 12 active systems in Buena Vista County (83%) are also owned by a local government.
Does Lakeside Water Supply have drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in July 2007. The violations listed here began between September 2004 and July 2007. By type: 2 monitoring and reporting. The contaminants or rules involved are Haloacetic acids (HAA5) and Total coliform bacteria (TCR). EPA lists 2 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 |
|---|---|---|---|---|
| 2007-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2004-09-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
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.
Lakeside Water Supply: frequently asked questions
Who runs Lakeside Water Supply?
Lakeside Water Supply (PWSID IA1145047) is a community water system owned by a local government. It is regulated by the IA state drinking water program.
How many people does Lakeside Water Supply serve?
Lakeside Water Supply reports serving 700 people through 286 service connections in Buena Vista County, Iowa.
Where does Lakeside Water Supply get its water?
EPA SDWIS lists this system's primary water source as purchased groundwater. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own.
Does Lakeside Water Supply have any drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in July 2007. 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 Lakeside Water Supply'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 July 2007. For current results, consult the system's annual water quality report, EPA ECHO, or the IA state drinking water program.
Where can I find Lakeside Water Supply's water quality report?
As a community water system, Lakeside Water Supply 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 Buena Vista County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Storm Lake Water Treatment Plant | Buena Vista | 11,431 | Community | Groundwater |
| Alta Municipal Water Plant | Buena Vista | 2,087 | Community | Groundwater |
| Sioux Rapids Water Department | Buena Vista | 932 | Community | Groundwater |
| Newell Water Treatment Plant | Buena Vista | 906 | Community | Groundwater |
| Albert City Muni Water Supply | Buena Vista | 677 | Community | Groundwater |
| Marathon Light & Water Department | Buena Vista | 230 | 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, “Lakeside Water Supply, PWSID IA1145047, Iowa”, https://aquacensus.com/water-systems/iowa/lakeside-water-supply-ia1145047 (data as of October 1, 2026).