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Public water system · WI2650235

Active

Sideways

At a glance

Sideways (PWSID WI2650235) is an active transient non-community water system in Walworth County, Wisconsin. It reports serving 25 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 7 violations for this system; none is health-based, and the most recent began in October 2006.

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

Population served

25

Service connections

1

Primary source

GW

Groundwater

System type

TNCWS

Transient non-community water system

System record

PWSIDWI2650235
System typeTransient non-community water system
Activity statusActive
Population served25
Service connections1
Primary water sourceGroundwater
Owner typePrivate
Primacy agencyWI state drinking water program
City servedDelavan
StateWisconsin
ZIP—
CountyWalworth County

How does Sideways compare with other water systems in Walworth County?

By EPA's size categories, Sideways is a very small system (500 people or fewer). Walworth County has 252 active public water systems. Its population served is well below the county average of 380 people per system, and accounts for less than 0.1% of the 95,693 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 Sideways 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 Sideways?

EPA lists Sideways 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. 215 of the 252 active systems in Walworth County (85%) are also privately owned.

Does Sideways have drinking water violations?

EPA's records list 7 violations for this system; none is health-based, and the most recent began in October 2006. The violations listed here began between January 1995 and October 2006. By type: 6 monitoring and reporting and 1 public notice, recordkeeping or other. The contaminant or rule involved most often is Nitrate (3 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.

BeganViolationContaminant or ruleHealth-basedStatus
2006-10-01Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75Public Noticecode 7500NoResolved
2006-10-01Monitoring and reportingMonitoring, Check/Repeat/Confirmation · code 04Nitratecode 1040NoResolved
2006-08-16Monitoring and reportingMonitoring, Check/Repeat/Confirmation · code 04Nitratecode 1040NoResolved
2006-08-02Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved
1995-01-01Monitoring and reportingMonitoring, Regular · code 03Nitritecode 1041NoResolved
1995-01-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved
1995-01-01Monitoring and reportingMonitoring, Regular · code 03Nitratecode 1040NoResolved

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.

Sideways: frequently asked questions

Who runs Sideways?

Sideways (PWSID WI2650235) is a transient non-community water system privately owned. It is regulated by the WI state drinking water program.

How many people does Sideways serve?

Sideways reports serving 25 people through 1 service connection in Walworth County, Wisconsin.

Where does Sideways 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 Sideways have any drinking water violations?

EPA's records list 7 violations for this system; none is health-based, and the most recent began in October 2006. 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 Sideways' 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; none is health-based, and the most recent began in October 2006. For current results, consult EPA ECHO, or the WI state drinking water program.

Where can I find Sideways' water quality report?

The annual Consumer Confidence Report requirement applies to community water systems. Sideways 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 Walworth County

Water systemCountyPopulation servedTypeSource
Whitewater WaterworksWalworth14,000CommunityGroundwater
Elkhorn WaterworksWalworth10,317CommunityGroundwater
Delavan WaterworksWalworth9,028CommunityGroundwater
Lake Geneva Utility CommissionWalworth7,107CommunityGroundwater
East Troy WaterworksWalworth5,054CommunityGroundwater
Bloomfield, Village ofWalworth4,071CommunityGroundwater

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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, “Sideways, PWSID WI2650235, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/sideways-wi2650235 (data as of October 1, 2026).