Public water system · WI2683440
ActiveLake Drive Water Trust
At a glance
Lake Drive Water Trust (PWSID WI2683440) is an active community water system in Waukesha County, Wisconsin. It reports serving 500 people through 268 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 4 violations for this system; 2 are health-based, and the most recent began in July 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
500
Service connections
268
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Lake Drive Water Trust compare with other water systems in Waukesha County?
By EPA's size categories, Lake Drive Water Trust is a very small system (500 people or fewer). Waukesha County has 589 active public water systems. Its population served is roughly in line with the county average of 549 people per system, and accounts for 0.2% of the 323,265 people reported by systems filed under the county. Across Wisconsin, the 11,056 active systems average 469 people each. Nationally, the average active community water system reports serving 6,703 people, so Lake Drive Water Trust 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. Wisconsin has 1,053 active community water systems, 9.5% of the state's 11,056 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 10,978 Wisconsin systems (99%) list groundwater as their primary source.
Who owns and regulates Lake Drive Water Trust?
EPA lists Lake Drive Water Trust as privately owned. The WI state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 452 of the 589 active systems in Waukesha County (77%) are also privately owned.
Does Lake Drive Water Trust have drinking water violations?
EPA's records list 4 violations for this system; 2 are health-based, and the most recent began in July 2025. The violations listed here began between November 2013 and July 2025. By type: 2 contaminant level above the legal limit, 1 public notice, recordkeeping or other and 1 monitoring and reporting. The contaminants or rules involved are Consumer Confidence Rule, Lead and Copper Rule, Revised Total Coliform Rule and Total coliform bacteria (TCR). EPA lists 4 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 |
|---|---|---|---|---|
| 2025-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2024-06-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2019-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, E. coli (RTCR) · code 1A | Revised Total Coliform Rulecode 8000 | Yes | Resolved |
| 2013-11-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
All 4 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.
Lake Drive Water Trust: frequently asked questions
Who runs Lake Drive Water Trust?
Lake Drive Water Trust (PWSID WI2683440) is a community water system privately owned. It is regulated by the WI state drinking water program.
How many people does Lake Drive Water Trust serve?
Lake Drive Water Trust reports serving 500 people through 268 service connections in Waukesha County, Wisconsin.
Where does Lake Drive Water Trust 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 Lake Drive Water Trust have any drinking water violations?
EPA's records list 4 violations for this system; 2 are health-based, and the most recent began in July 2025. 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 Lake Drive Water Trust'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 4 violations for this system; 2 are health-based, and the most recent began in July 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the WI state drinking water program.
Where can I find Lake Drive Water Trust's water quality report?
As a community water system, Lake Drive Water Trust 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 Waukesha County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Waukesha Water Utility | Waukesha | 70,718 | Community | Purchased surface water |
| Brookfield Water Utility | Waukesha | 29,070 | Community | Groundwater |
| New Berlin Water Utility | Waukesha | 27,899 | Community | Purchased surface water |
| Menomonee Falls Ww - Surface Water | Waukesha | 23,867 | Community | Purchased surface water |
| Oconomowoc Waterworks | Waukesha | 15,805 | Community | Groundwater |
| Sussex Village Hall & Water Utility | Waukesha | 11,750 | 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, “Lake Drive Water Trust, PWSID WI2683440, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/lake-drive-water-trust-wi2683440 (data as of October 1, 2026).