Janesville Water Utility
Drinking water quality, contact, and Consumer Confidence Report
Serving 1 city in WI · PWSID WI1540127
Janesville Water Utility serves 64,415 people. 3 contaminants currently exceed health-based guidelines — full breakdown below.
- People served
- 64,415
- Last EPA sample
- 2025-10-01
- PFAS
- Not detected above guidelines
- Active violations
- None
Data sources: EPA SDWIS, Janesville Water Utility's published Consumer Confidence Report, Wisconsin Department of Environmental Protection.
This page summarizes publicly available EPA and CCR records. For health decisions about your water, consult your utility or a licensed professional.
Official Janesville Water Utility Resources
Janesville Water Utility Service Area
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This map shows the approximate service area for Janesville Water Utility. Actual coverage may vary. Contact the utility directly to confirm service availability at your address.
Janesville Water Utility Water Quality Grade
Some contaminants exceed health guidelines.
Grade is calculated based on contaminants exceeding health guidelines (MCLG) and EPA Maximum Contaminant Level violations. A = Excellent (90-100), B = Good (80-89), C = Fair (70-79), D = Poor (60-69), F = Failing (<60).
Is Janesville Water Utility Water Safe to Drink?
Janesville Water Utility has reported 3 contaminants above EPA health-based guidelines (MCLGs) in at least one city served. We recommend reviewing individual city reports below for specific water quality details.
This utility serves 64,415 people across 1 city in WI. Water quality can vary by location within the service area. Check individual city pages below for detailed contaminant data specific to your area.
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Boil water advisories are issued by water systems and state agencies, and they change from day to day. Boil water advisories in Wisconsin
Learn more about the contaminants detected in Janesville Water Utility:
Janesville Water Utility Service Area
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Janesville Water Utility Contact & Information
Mailing Address
B2B Contact Data
B2B Contact Data Available
Contacts for Janesville Water Utility
| Name | Title | Phone | |
|---|---|---|---|
| J████ S████ | Water Treatment Supervisor | (555) ███-████ | j████@city████.gov |
| M████ J██████ | Utility Director | (555) ███-████ | m████@water████.org |
Water Sources & Treatment
Water Sources
Treatment Methods
Disinfectant Used
chlorine
Janesville Water Utility Consumer Confidence Report
A Consumer Confidence Report (CCR) is the EPA-mandated annual water-quality report every community water system must publish by July 1 each year (Safe Drinking Water Act §1414(c)(4)). It summarizes contaminants tested, MCL and MCLG comparisons, and any system violations from the prior calendar year.
A current CCR for Janesville Water Utility has not been published or validated on TapWaterData yet.
Residents: contact the utility directly using the phone number above, or check the EPA’s national CCR portal. Reports are typically distributed by mail or posted on the utility’s official website.
Janesville Water Utility Annual Water Quality Reports
Historical reports are being compiled. Check back soon for archived water quality data.
What is a CCR? The Consumer Confidence Report (CCR) is an annual water quality report that water utilities are required by the EPA to provide to customers. It contains information about your water source, detected contaminants, and compliance status.
Concerned about what's in your water?
You're viewing 3 contaminants above health-based guidelines here. Your own tap water can differ — upload your test (PDF or a photo) and we'll email a full plain-English reading of every number, free.
Your upload also helps us keep local water data accurate — we only ever share anonymized, area-level summaries.
Upload my testRecommended Water Filters for Janesville Water Utility
Based on water quality data from cities served by Janesville Water Utility, we recommend NSF-certified filters that can remove contaminants above health guidelines.
Frequently Asked Questions about Janesville Water Utility
Is Janesville Water Utility water safe to drink?
Does Janesville Water Utility have PFAS in its water?
How do I pay my Janesville Water Utility water bill?
How many people does Janesville Water Utility serve?
What cities does Janesville Water Utility serve?
Does Janesville Water Utility have any EPA violations?
What is Janesville Water Utility's phone number?
Where can I find Janesville Water Utility's Consumer Confidence Report?
Similar water utilities in Wisconsin
How we built this page
Water-quality and contact data on this page comes from public federal and state records. We update each utility's record whenever its underlying source publishes new data — typically within days of an EPA SDWIS refresh.
- Contaminants & violations: EPA Safe Drinking Water Information System (SDWIS) plus the Unregulated Contaminant Monitoring Rule (UCMR-5) for PFAS and emerging contaminants.
- Annual reports: Janesville Water Utility's most recent published Consumer Confidence Report (CCR), where available.
- Service area & contact: EPA SDWIS plus the Wisconsin Department of Environmental Protection / Drinking Water program.
Spotted a data issue? Use the Spotted something off? link at the bottom of the page — corrections feed back into the next data refresh. Learn more about TapWaterData.
Are you Janesville Water Utility? Publish your 2027 CCR
TapWaterData runs a free CCR publishing service for community water systems. Claim this listing to publish your Consumer Confidence Report here — it inherits this page's search authority and reaches every customer who Googles Janesville Water Utility.
- EPA-compliant distribution. Satisfies the 2027 Revised CCR Rule direct-URL requirement with an auditable archive.
- Publish once a year. Agent-assisted workflow; no login setup for small systems.
- Inherits this page's reach. Your published CCR appears directly on the page customers already find on Google.
Free for operators. No card required. Typical setup: 5 minutes.
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Residents keep our data honest.
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