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City water profile

Water hardness in Wisconsin Dells

Find official utility reports, understand hardness, and check the water system serving your home in Wisconsin Dells, Wisconsin.

Utility-reported hardness

Not yet available

Check your provider and source →
State comparison
Unavailable
Evidence comparison rank
—
Matched utilities
5
Active health records
0

Your tap water

What does the utility report?

Match the utility name to your water bill. These results describe the utility’s water, not a test at your home. A ZIP can include several water systems.

Utility hardness unavailable in this index

Nearby river or groundwater samples cannot tell us the hardness coming out of your tap. Ask your water provider for total hardness as CaCO₃, or test it at home.

Find an official utility report →
Convert a hardness result →Test your tap →

Match the name on your water bill

Your utility’s measurements and compliance records

These are possible serving systems. A record for one system does not apply to every home in this ZIP. Confirm your provider before interpreting a measurement or notice. Federal records can lag current utility notices.

EPA snapshot: 2026Q2. Historical window begins Jan 1, 2021.

Wisconsin Dells Waterworks

WI1110113 · Groundwater · 3,232 people served system-wide

The system names this served city; Census place overlap links the city to this ZCTA.

No active health-based record in this imported snapshot

Find this utility’s official report →
Measurements (1)

An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.

Lead (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Below action level
Reported level
0.0017 mg/L
Action level
0.015 mg/L

11% of the listed benchmark

Monitoring period: Jun 1, 2023 to Sep 30, 2023

Violation history (4)
Imported violation history for Wisconsin Dells Waterworks
RuleStatusPeriod
Lead and Copper RuleResolvedJan 1, 2024 to Jan 22, 2024
Consumer Confidence RuleResolvedJul 1, 2023 to Jul 18, 2023
Consumer Confidence RuleResolvedJul 1, 2023 to Jul 18, 2023
Groundwater RuleHealth-basedResolvedJan 1, 2022 to Jun 30, 2023

Dells Club Condo Assoc 1

WI7010423 · Groundwater · 75 people served system-wide

The system names this served city; Census place overlap links the city to this ZCTA.

No active health-based record in this imported snapshot

Find this utility’s official report →
Measurements (1)

An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.

Lead (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Below action level
Reported level
0.0037 mg/L
Action level
0.015 mg/L

25% of the listed benchmark

Monitoring period: Jun 1, 2025 to Sep 30, 2025

Violation history (1)
Imported violation history for Dells Club Condo Assoc 1
RuleStatusPeriod
Groundwater RuleHealth-basedResolvedJan 1, 2021 to Feb 23, 2021

Dells Club Condo Assoc 2

WI7010424 · Groundwater · 75 people served system-wide

The system names this served city; Census place overlap links the city to this ZCTA.

No active health-based record in this imported snapshot

Find this utility’s official report →
Measurements (2)

An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.

Lead (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Below action level
Reported level
8.4e-4 mg/L
Action level
0.015 mg/L

6% of the listed benchmark

Monitoring period: Jun 1, 2024 to Sep 30, 2024

Copper (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Above action level
Reported level
1.75 mg/L
Action level
1.3 mg/L

135% of the listed benchmark

Monitoring period: Jul 1, 2020 to Dec 31, 2020

Violation history (1)
Imported violation history for Dells Club Condo Assoc 2
RuleStatusPeriod
LEAD AND COPPER RULE REVISIONSResolvedJul 2, 2025 to Jul 16, 2025

Dells Club Condo Assoc 3

WI7010425 · Groundwater · 75 people served system-wide

The system names this served city; Census place overlap links the city to this ZCTA.

No active health-based record in this imported snapshot

Find this utility’s official report →
Measurements (4)

An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.

Lead (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Below action level
Reported level
6.5e-4 mg/L
Action level
0.015 mg/L

4% of the listed benchmark

Monitoring period: Jun 1, 2025 to Sep 30, 2025

Copper (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Above action level
Reported level
4.55 mg/L
Action level
1.3 mg/L

350% of the listed benchmark

Monitoring period: Jul 1, 2020 to Dec 31, 2020

Combined Radium (-226 and -228)

EPA SDWIS reported health-based violation

Reported violation
Reported level
6.02 PCI/L
Maximum contaminant level
5 PCI/L

120% of the listed benchmark

Monitoring period: Jul 1, 2023 to Sep 30, 2023

Gross Alpha, Excl. Radon and U

EPA SDWIS reported health-based violation

Reported violation
Reported level
16.81 PCI/L
Maximum contaminant level
15 PCI/L

112% of the listed benchmark

Monitoring period: Jul 1, 2021 to Sep 30, 2021

Violation history (17)
Imported violation history for Dells Club Condo Assoc 3
RuleStatusPeriod
Lead and Copper RuleResolvedJan 1, 2026 to Jan 20, 2026
Gross Alpha, Excl. Radon and UResolvedOct 1, 2024 to Dec 31, 2024
CYANIDEResolvedJan 1, 2024 to Dec 31, 2024
2,3,7,8-TCDDResolvedJan 1, 2024 to Dec 31, 2024
Combined Radium (-226 and -228)Health-basedResolvedJul 1, 2023 to Sep 30, 2023
Combined Radium (-226 and -228)Health-basedResolvedApr 1, 2023 to Jun 30, 2023
Combined Radium (-226 and -228)Health-basedResolvedJan 1, 2023 to Mar 31, 2023
Combined Radium (-226 and -228)Health-basedResolvedOct 1, 2022 to Dec 31, 2022
Combined Radium (-226 and -228)Health-basedResolvedJul 1, 2022 to Sep 30, 2022
Combined Radium (-226 and -228)Health-basedResolvedApr 1, 2022 to Jun 30, 2022
Combined Radium (-226 and -228)Health-basedResolvedJan 1, 2022 to Mar 31, 2022
Combined Radium (-226 and -228)Health-basedResolvedOct 1, 2021 to Dec 31, 2021
Gross Alpha, Excl. Radon and UHealth-basedResolvedJul 1, 2021 to Sep 30, 2021
Combined Radium (-226 and -228)Health-basedResolvedJul 1, 2021 to Sep 30, 2021
Combined Radium (-226 and -228)Health-basedResolvedApr 1, 2021 to Jun 30, 2021
Gross Alpha, Excl. Radon and UHealth-basedResolvedJan 1, 2021 to Mar 31, 2021
Combined Radium (-226 and -228)Health-basedResolvedJan 1, 2021 to Mar 31, 2021

Dells Estates

WI1111017 · Groundwater · 30 people served system-wide

The system names this served city; Census place overlap links the city to this ZCTA.

No active health-based record in this imported snapshot

Find this utility’s official report →
Measurements (1)

An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.

Lead (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Below action level
Reported level
0.0017 mg/L
Action level
0.015 mg/L

11% of the listed benchmark

Monitoring period: Jun 1, 2024 to Sep 30, 2024

Violation history (6)
Imported violation history for Dells Estates
RuleStatusPeriod
LEAD AND COPPER RULE REVISIONSResolvedOct 17, 2024 to Jun 9, 2025
LEAD AND COPPER RULE REVISIONSHealth-basedResolvedOct 17, 2024 to Nov 5, 2025
Public NoticeUnaddressedOct 17, 2024
Public NoticeUnaddressedOct 17, 2024
Public NoticeResolvedJan 1, 2023 to Jun 28, 2024
Lead and Copper RuleResolvedSep 1, 2022 to Sep 29, 2023

City summary

What the indexed records say

Wisconsin Dells has 1 published ZIP profile across Adams County. The regional-evidence median is 285 PPM. The city does not meet the stricter comparison standard.

Because only one ZIP is represented, the city median and range are the same local estimate. It should not be read as multiple independent samples across the community.

Hardness distribution

How local ZIP estimates compare

Soft0 ZIPs
Moderately hard0 ZIPs
Hard0 ZIPs
Very hard1 ZIP

1 of 1 ZIP profiles have a hardness estimate. Bars count ZIP profiles, not households or laboratory samples.

Evidence quality

Distance, dates, and confidence

Median nearest distance
9.3 miles
Profiles with evidence
1/1

Confidence labels

High: 1Moderate: 0Low: 0

Observation window: Aug 15, 2023 to Aug 8, 2024.

ZIP directory

Water reports in Wisconsin Dells

Open a ZIP for site-level provenance and measurements.

ZIP code

53965

Very Hard

284.5 PPM

Nearest site
9.3 mi
Confidence
High

View full ZIP evidence →

Practical next steps

Move from index to evidence

  1. 1. Open your ZIP. Check distance, dates, confidence, and the associated utility.
  2. 2. Read the current CCR. Confirm source water, detections, limits, ranges, and notices.
  3. 3. Use a measured hardness result. Confirm health concerns or treatment sizing with the right method.

Questions people ask

About water in Wisconsin Dells

Is the water hard?

Check the utility-reported result above when available. Nearby environmental samples cannot establish tap-water hardness. Ask your provider or test your tap.

Is the tap water safe?

Compliance history is utility-wide and cannot guarantee conditions at every tap. Check current notices and test when address-specific evidence is needed.

Do I need treatment?

Choose treatment only after confirming the problem at the property. A softener targets hardness; contaminant treatment requires a matching, verified performance claim.