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Public water system · WI1280911

Active

Pickets

At a glance

Pickets (PWSID WI1280911) is an active transient non-community water system in Jefferson County, Wisconsin. It reports serving 27 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 4 violations for this system; 3 are health-based, and the most recent began in January 2024.

Dataset updated . Source: EPA SDWIS/ECHO public records.

Population served

27

Service connections

1

Primary source

GW

Groundwater

System type

TNCWS

Transient non-community water system

System record

PWSIDWI1280911
System typeTransient non-community water system
Activity statusActive
Population served27
Service connections1
Primary water sourceGroundwater
Owner typePrivate
Primacy agencyWI state drinking water program
City servedSullivan
StateWisconsin
ZIP—
CountyJefferson County

How does Pickets compare with other water systems in Jefferson County?

By EPA's size categories, Pickets is a very small system (500 people or fewer). Jefferson County has 195 active public water systems. Its population served is well below the county average of 453 people per system, and accounts for less than 0.1% of the 88,343 people reported by systems filed under the county. Across Wisconsin, the 11,056 active systems average 469 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Pickets is well below that figure.

What does “transient non-community water system” mean?

A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. Wisconsin has 9,112 active transient non-community water systems, 82% 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 Pickets?

EPA lists Pickets 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. 152 of the 195 active systems in Jefferson County (78%) are also privately owned.

Does Pickets have drinking water violations?

EPA's records list 4 violations for this system; 3 are health-based, and the most recent began in January 2024. The violations listed here began between July 1999 and January 2024. By type: 3 contaminant level above the legal limit and 1 monitoring and reporting. The contaminant or rule involved most often is Total coliform bacteria (TCR) (3 of them). 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.

BeganViolationContaminant or ruleHealth-basedStatus
2024-01-01Monitoring and reportingMonitoring, Regular · code 03Nitratecode 1040NoResolved
2008-07-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesResolved
2005-09-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesResolved
1999-07-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesResolved

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.

Pickets: frequently asked questions

Who runs Pickets?

Pickets (PWSID WI1280911) is a transient non-community water system privately owned. It is regulated by the WI state drinking water program.

How many people does Pickets serve?

Pickets reports serving 27 people through 1 service connection in Jefferson County, Wisconsin.

Where does Pickets 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 Pickets have any drinking water violations?

EPA's records list 4 violations for this system; 3 are 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 Pickets' 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; 3 are health-based, and the most recent began in January 2024. For current results, consult EPA ECHO, or the WI state drinking water program.

Where can I find Pickets' water quality report?

The annual Consumer Confidence Report requirement applies to community water systems. Pickets is a transient non-community water system, so it is not required to publish one; like every public water system, it must notify the people it serves about violations under EPA's public notification rules.

Other water systems in Jefferson County

Water systemCountyPopulation servedTypeSource
Watertown WaterworksJefferson23,945CommunityGroundwater
Fort Atkinson WaterworksJefferson12,390CommunityGroundwater
Jefferson WaterworksJefferson7,926CommunityGroundwater
Lake Mills WaterworksJefferson6,211CommunityGroundwater
Waterloo WaterworksJefferson3,520CommunityGroundwater
Johnson Creek WaterworksJefferson3,318CommunityGroundwater

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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, “Pickets, PWSID WI1280911, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/pickets-wi1280911 (data as of October 1, 2026).