Public water system · WI7440116
ActiveLakeland Sanitary Dist 1
At a glance
Lakeland Sanitary Dist 1 (PWSID WI7440116) is an active community water system in Oneida County, Wisconsin. It reports serving 2,381 people through 1,135 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 7 violations for this system; 2 are health-based, and the most recent began in October 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
2,381
Service connections
1,135
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Lakeland Sanitary Dist 1 compare with other water systems in Oneida County?
By EPA's size categories, Lakeland Sanitary Dist 1 is a small system (501 to 3,300 people). Oneida County has 345 active public water systems, and Lakeland Sanitary Dist 1 is the 2nd-largest of them by population served. Its population served is about 20 times the county average of 117 people per system, and accounts for 5.9% of the 40,498 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 Lakeland Sanitary Dist 1 is about 64% 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 Lakeland Sanitary Dist 1?
EPA lists Lakeland Sanitary Dist 1 as owned by a local government. 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. 15 of the 345 active systems in Oneida County (4.3%) are also owned by a local government.
Does Lakeland Sanitary Dist 1 have drinking water violations?
EPA's records list 7 violations for this system; 2 are health-based, and the most recent began in October 2024. The violations listed here began between September 2011 and October 2024. By type: 3 public notice, recordkeeping or other, 2 monitoring and reporting, 1 required treatment not met and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Lead and Copper Rule (2 of them). EPA lists 6 as resolved and 1 as unaddressed. 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. Unaddressed means the violation is not resolved or archived and is not yet covered by formal enforcement.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2024-10-17 | Required treatment not metLSL Inventory · code 2E | Lead and Copper Rule Revisionscode 5200 | Yes | Resolved |
| 2024-10-17 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Unaddressed |
| 2024-01-01 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2023-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2023-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2021-02-01 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2011-09-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | 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.
Lakeland Sanitary Dist 1: frequently asked questions
Who runs Lakeland Sanitary Dist 1?
Lakeland Sanitary Dist 1 (PWSID WI7440116) is a community water system owned by a local government. It is regulated by the WI state drinking water program.
How many people does Lakeland Sanitary Dist 1 serve?
Lakeland Sanitary Dist 1 reports serving 2,381 people through 1,135 service connections in Oneida County, Wisconsin.
Where does Lakeland Sanitary Dist 1 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 Lakeland Sanitary Dist 1 have any drinking water violations?
EPA's records list 7 violations for this system; 2 are health-based, and the most recent began in October 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 Lakeland Sanitary Dist 1'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 7 violations for this system; 2 are health-based, and the most recent began in October 2024. For current results, consult the system's annual water quality report, EPA ECHO, or the WI state drinking water program.
Where can I find Lakeland Sanitary Dist 1's water quality report?
As a community water system, Lakeland Sanitary Dist 1 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 Oneida County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Rhinelander Water & Wastewater | Oneida | 8,234 | Community | Groundwater |
| Minocqua Hazelhurst Elem Sch | Oneida | 650 | Non-transient non-community | Groundwater |
| Scouting America Camp Tesomas Program Center and Dining Hall | Oneida | 500 | Transient non-community | Groundwater |
| Three Lakes Sanitary District | Oneida | 500 | Community | Groundwater |
| Wi Dnr Clear Lk Cmpgd 10 | Oneida | 450 | Transient non-community | Groundwater |
| Wi Dnr Clear Lk Cmpgd 7 | Oneida | 450 | 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, “Lakeland Sanitary Dist 1, PWSID WI7440116, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/lakeland-sanitary-dist-1-wi7440116 (data as of October 1, 2026).