THORNTON CITY OF
Drinking water quality, contact, and Consumer Confidence Report
Serving 3 cities in CO · PWSID CO0101150
THORNTON CITY OF serves 155,700 people. See EPA records and contact info below.
- People served
- 155,700
Data sources: EPA SDWIS, THORNTON CITY OF's published Consumer Confidence Report, Colorado 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 THORNTON CITY OF Resources
THORNTON CITY OF Service Area
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This map shows the approximate service area for THORNTON CITY OF. Actual coverage may vary. Contact the utility directly to confirm service availability at your address.
THORNTON CITY OF Water Quality Grade
Multiple water quality concerns identified.
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 THORNTON CITY OF Water Safe to Drink?
THORNTON CITY OF has reported 4 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 155,700 people across 3 cities in CO. 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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THORNTON CITY OF Service Area
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THORNTON CITY OF Contact & Information
Phone
Mailing Address
B2B Contact Data
B2B Contact Data Available
Contacts for THORNTON CITY OF
| 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
chloramines, chlorine, filtration, hydrogen peroxide, hypochlorite, ozone, uv light
THORNTON CITY OF 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 THORNTON CITY OF 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.
THORNTON CITY OF 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.
Recommended Water Filters for THORNTON CITY OF
Based on water quality data from cities served by THORNTON CITY OF, we recommend NSF-certified filters that can remove contaminants above health guidelines.
Frequently Asked Questions about THORNTON CITY OF
Is THORNTON CITY OF water safe to drink?
Does THORNTON CITY OF have PFAS in its water?
How do I pay my THORNTON CITY OF water bill?
How many people does THORNTON CITY OF serve?
What cities does THORNTON CITY OF serve?
Does THORNTON CITY OF have any EPA violations?
What is THORNTON CITY OF's phone number?
Where can I find THORNTON CITY OF's Consumer Confidence Report?
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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: THORNTON CITY OF's most recent published Consumer Confidence Report (CCR), where available.
- Service area & contact: EPA SDWIS plus the Colorado 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 THORNTON CITY OF? 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 THORNTON CITY OF.
- 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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