PlainWater
States → Wisconsin

Non-Transient Non-Community Water System · PWS WI1110826

Alsum Farms & Produce Inc Drinking Water System

Friesland, Wisconsin 53935 - drinking water served from groundwater sources to 145 people, tracked in EPA SDWIS and UCMR5.

145
People served
60
EPA violations
33
Health-based
Untested
UCMR5 result

The verdict

EPA records 60 drinking-water violations at Alsum Farms & Produce Inc Drinking Water System, 55% of them health-based - above the Wisconsin per-system average.

60
Total EPA violations on record
55%
Health-based (MCL / treatment failure)
145
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Alsum Farms & Produce Inc Drinking Water System

Alsum Farms & Produce Inc Drinking Water System is a private-owned non-transient non-community water system that delivers drinking water to 145 residents in Friesland, Wisconsin (Columbia County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 60 total violations for this system , of which 33 (55%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 25 monitoring and reporting violations are on file. The most recent violation on record dates to 2023.

The most frequently cited contaminant at this system is Arsenic, recorded in 19 violations (MCL, health-based). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Wisconsin, EPA tracks 10,988 public water systems serving 5,131,439 people, with 285,161 cumulative violations and 58,688 health-based violations on record. About 72% of systems in the state carry at least one violation, and state-wide the average per system is 26 violations. Statewide, 51 of 202 UCMR5-tested systems have reported PFAS detections (25.2%).

Alsum Farms & Produce Inc Drinking Water System's 60 violations sit above the Wisconsin average.

All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
145
Total Violations
60
Health-Based Violations
33
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
1
County
Columbia
School/Daycare
No
MCL Violations
33
Monitoring Violations
25
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Arsenic MCL 19 2019
Arsenic MR 16 2023
Nitrate MCL 14 2004
Nitrate MR 5 2004
Revised Total Coliform Rule MON 4 2022
Public Notice Other 2 2019

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records, or to file a complaint, request a Consumer Confidence Report, or check current monitoring status, go directly to the federal and state regulators that enforce the Safe Drinking Water Act for Alsum Farms & Produce Inc Drinking Water System.

Federal Source of Truth

EPA SDWIS, Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID WI1110826 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Wisconsin Drinking Water Authority

Wisconsin DNR, Drinking Water and Groundwater is the primacy agency that licenses and inspects Alsum Farms & Produce Inc Drinking Water System under EPA-delegated authority.

Open WI regulator portal

Source: Wisconsin DNR, Drinking Water and Groundwater

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2023 Arsenic MR 16 SDWIS / WI1110826 / 1005
2022 Revised Total Coliform Rule MON 4 SDWIS / WI1110826 / 8000
2019 Arsenic MCL 19 SDWIS / WI1110826 / 1005
2019 Public Notice Other 2 SDWIS / WI1110826 / 7500
2004 Nitrate MCL 14 SDWIS / WI1110826 / 1040
2004 Nitrate MR 5 SDWIS / WI1110826 / 1040

How Alsum Farms & Produce Inc Drinking Water System Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric Alsum Farms & Produce Inc Drinking Water System Wisconsin avg Federal benchmark
Total violations 60 26 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 33 5.3 Indicates a contaminant exceeded a federal MCL
PFAS detection None 25.2% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 145 467 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 10,988 regulated public water systems in Wisconsin.

Federal MCL reference, Safe Drinking Water Act thresholds ▼
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Alsum Farms & Produce Inc Drinking Water System water safe to drink? ▼
Alsum Farms & Produce Inc Drinking Water System (PWS ID: WI1110826) has 60 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 145 people using Groundwater sources.
How many people does Alsum Farms & Produce Inc Drinking Water System serve? ▼
Alsum Farms & Produce Inc Drinking Water System serves 145 people in Friesland, Wisconsin. It is a Private-owned system using Groundwater water sources with 1 service connections.
What type of violations does Alsum Farms & Produce Inc Drinking Water System have? ▼
Alsum Farms & Produce Inc Drinking Water System has 60 total violations: 33 health-based violations (MCL exceedances or treatment failures), 25 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Alsum Farms & Produce Inc Drinking Water System water? ▼
No PFAS testing data is available for Alsum Farms & Produce Inc Drinking Water System under the EPA's UCMR5 monitoring program.
What water source does Alsum Farms & Produce Inc Drinking Water System use? ▼
Alsum Farms & Produce Inc Drinking Water System uses Groundwater as its primary water source. It is classified as a Non-Transient Non-Community Water System, serving the same people for at least 6 months per year.
Where does this data come from? ▼
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.