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Town of Larkspur
Drinking water quality, contact, and Consumer Confidence Report
Serving 1 city in CO · PWSID CO0118030
Town of Larkspur serves 275 people. 4 health-based violations since 2020 in EPA's record — full violation history below.
- People served
- 275
- PFAS
- No results on file
- Health-based violations since 2020
- 4
Data sources: EPA SDWIS, Town of Larkspur's published Consumer Confidence Report, and compliance monitoring reported to EPA by Colorado CDPHE.
This page summarizes publicly available EPA and CCR records. For health decisions about your water, consult your utility or a licensed professional.
Official Town of Larkspur Resources
Help Paying Your Town of Larkspur Water Bill
- Ask Town of Larkspur about payment plans and assistance.
- Call 211 to reach local help with utility bills.Verified from 211.org
- Find your local Community Action Agency.Verified from communityactionpartnership.com
- The federal water-bill program (LIHWAP) ended in March 2024.Verified from acf.govVerified from csd.ca.gov
Water outage or no water?
Boil water advisories are issued by water systems and state agencies, and they change from day to day. Boil water advisories in Colorado
Town of Larkspur Service Area
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This map shows the approximate service area for Town of Larkspur. Actual coverage may vary. Contact the utility directly to confirm service availability at your address.
Town of Larkspur Water Quality Grade
Not graded: Monitor
Town of Larkspur reads Monitor. A letter grade is given only beside a Safe verdict.
Is Town of Larkspur Water Safe to Drink?
Town of Larkspur has reported 2 contaminants above EPA health-based guidelines (MCLGs) in at least one city served. Town of Larkspur has 4 health-based EPA violations since 2020 (EPA data as of Q2 2026), none of them open. We recommend reviewing individual city reports below for specific water quality details.
This utility serves 275 people across 1 city 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.
Get your water independently tested in Colorado →How does Colorado water quality rank nationally? →
Boil water advisories are issued by water systems and state agencies, and they change from day to day. Boil water advisories in Colorado
Fluoride in Town of Larkspur Water
Town of Larkspur
PWSID CO0118030
Town of Larkspur reported 1.19 mg/L, at or above the 0.7 mg/L U.S. Public Health Service recommendation and below the 1.5 mg/L WHO guideline value and NTP neurodevelopment review level.
Town of Larkspur Service Area
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Town of Larkspur Contact & Information
Phone
Mailing Address
B2B Contact Data
B2B Contact Data Available
Contacts for Town of Larkspur
| 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
Town of Larkspur 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 Town of Larkspur 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.
Town of Larkspur Annual Water Quality Reports
We don’t have a link we can confirm belongs to this system, and we’d rather show none than the wrong utility’s. Colorado CDPHE publishes drinking-water reports for systems in this state.
Visit Colorado CDPHEWhat 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.
EPA Health-Based Violations Since 2020
Town of Larkspur has 4 health-based EPA violations since 2020 (EPA data as of Q2 2026), none of them open.
EPA SDWA violation data as of Q2 2026 (downloaded 2026-07-09).
| Violation | Contaminant or rule | Period | Status | Notice |
|---|---|---|---|---|
| Maximum Contaminant Level Violation, Average | Combined Radium (-226 and -228) | Oct 2023 - Dec 2023 | Resolved | Tier 2 public notice |
| Maximum Contaminant Level Violation, Average | Combined Radium (-226 and -228) | Jul 2023 - Sep 2023 | Resolved | Tier 2 public notice |
| Maximum Contaminant Level Violation, Average | Combined Radium (-226 and -228) | Apr 2023 - Jun 2023 | Resolved | Tier 2 public notice |
| Maximum Contaminant Level Violation, Average | Combined Radium (-226 and -228) | Jan 2023 - Mar 2023 | Resolved | Tier 2 public notice |
Concerned about what's in your water?
You're viewing 2 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 Town of Larkspur
Based on water quality data from cities served by Town of Larkspur, we recommend NSF-certified filters that can remove contaminants above health guidelines.
Frequently Asked Questions about Town of Larkspur
Is Town of Larkspur water safe to drink?
Does Town of Larkspur have PFAS in its water?
How do I pay my Town of Larkspur water bill?
How many people does Town of Larkspur serve?
What cities does Town of Larkspur serve?
Does Town of Larkspur have any EPA violations?
What is Town of Larkspur's phone number?
Where can I find Town of Larkspur's Consumer Confidence Report?
Similar water utilities in Colorado
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: Town of Larkspur's most recent published Consumer Confidence Report (CCR), where available.
- Service area & contact: EPA SDWIS. The compliance records it holds for this system are reported to EPA by Colorado CDPHE, the state's drinking-water primacy agency.
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 Town of Larkspur? 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 Town of Larkspur.
- 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.
Spotted something off on this page?
Residents keep our data honest.
This form corrects our data; it does not reach Town of Larkspur. For a problem with your water now (discolored water, no water, low pressure, a leak), contact Town of Larkspur directly.
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