La Costa Water Users Assoc
Drinking water quality, contact, and Consumer Confidence Report
Serving 0 cities in AZ · PWSID AZ0402041
La Costa Water Users Assoc serves 30 people. 2 health-based violations since 2020 in EPA's record — full violation history below.
- People served
- 30
- Health-based violations since 2020
- 2
Data sources: EPA SDWIS, La Costa Water Users Assoc's published Consumer Confidence Report, and compliance monitoring reported to EPA by Arizona DEQ.
This page summarizes publicly available EPA and CCR records. For health decisions about your water, consult your utility or a licensed professional.
Official La Costa Water Users Assoc Resources
La Costa Water Users Assoc Service Area
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This map shows the approximate service area for La Costa Water Users Assoc. Actual coverage may vary. Contact the utility directly to confirm service availability at your address.
La Costa Water Users Assoc Water Quality Grade
Not graded
No water-quality test results are on file for La Costa Water Users Assoc. That is a gap in the EPA record we publish, not a finding about the water. Check La Costa Water Users Assoc's latest Consumer Confidence Report for its current test results.
Is La Costa Water Users Assoc Water Safe to Drink?
No water-quality test results are on file for La Costa Water Users Assoc. That is a gap in the EPA record we publish, not a finding about the water. Check La Costa Water Users Assoc's latest Consumer Confidence Report for its current test results.
This utility serves 30 people across 0 cities in AZ. 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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La Costa Water Users Assoc Service Area
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La Costa Water Users Assoc Contact & Information
B2B Contact Data
B2B Contact Data Available
Contacts for La Costa Water Users Assoc
| 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
La Costa Water Users Assoc 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 La Costa Water Users Assoc 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.
La Costa Water Users Assoc 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.
EPA Health-Based Violations Since 2020
La Costa Water Users Assoc has 2 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 |
|---|---|---|---|---|
| Failure To Address Deficiency | Groundwater Rule | Oct 2023 - Jan 2024 | Resolved | Tier 2 public notice |
| Treatment Technique, Level 1 Assessment (RTCR) | Revised Total Coliform Rule | Nov 2022 - Jan 2023 | Resolved | Tier 2 public notice |
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Upload my testFrequently Asked Questions about La Costa Water Users Assoc
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Does La Costa Water Users Assoc have any EPA violations?
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Where can I find La Costa Water Users Assoc'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: La Costa Water Users Assoc'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 Arizona DEQ, 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 La Costa Water Users Assoc? 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 La Costa Water Users Assoc.
- 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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This form corrects our data; it does not reach La Costa Water Users Assoc. For a problem with your water now (discolored water, no water, low pressure, a leak), contact La Costa Water Users Assoc directly.
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