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Hilmar County Water District
Drinking water quality, contact, and Consumer Confidence Report
Serving 1 city in CA · PWSID CA2410012
Hilmar County Water District serves 5,416 people. 14 health-based violations since 2020 in EPA's record — full violation history below.
- People served
- 5,416
- Last EPA sample
- 2025-12-03
- PFAS
- Not detected
- Health-based violations since 2020
- 14
Data sources: EPA SDWIS, Hilmar County Water District's published Consumer Confidence Report, and compliance monitoring reported to EPA by CA State Water Resources Control Board, Div. of Drinking Water.
This page summarizes publicly available EPA and CCR records. For health decisions about your water, consult your utility or a licensed professional.
Official Hilmar County Water District Resources
Help Paying Your Hilmar County Water District Water Bill
- Ask Hilmar County Water District 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
Shutoff protections
- Water Shutoff Protection Act (SB 998), Health & Safety Code §116900 et seq.Shutoff protection from California Legislature (enforced by the State Water Resources Control Board).Verified from leginfo.legislature.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 California
Hilmar County Water District Service Area
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This map shows the approximate service area for Hilmar County Water District. Actual coverage may vary. Contact the utility directly to confirm service availability at your address.
Hilmar County Water District Water Quality Grade
Not graded: Monitor
Hilmar County Water District reads Monitor. A letter grade is given only beside a Safe verdict.
Is Hilmar County Water District Water Safe to Drink?
Hilmar County Water District has reported 4 contaminants with an EPA health goal detected in some samples (no level on file) and 13 health-based EPA violations that began after the latest compliance result on file in at least one city served. Hilmar County Water District has 14 health-based EPA violations since 2020 (EPA data as of Q2 2026), none of them open; 14 required a 24-hour public notice. We recommend reviewing individual city reports below for specific water quality details.
This utility serves 5,416 people across 1 city in CA. 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 California →How does California 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 California
Fluoride in Hilmar County Water District Water
Hilmar County Water District
PWSID CA2410012
No fluoride level in our data for Hilmar County Water District. Your utility's annual water quality report (CCR) lists it.
Hilmar County Water District Service Area
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Hilmar County Water District Contact & Information
Phone
Mailing Address
B2B Contact Data
B2B Contact Data Available
Contacts for Hilmar County Water District
| Name | Title | |
|---|---|---|
| J████ S████ | Water Treatment Supervisor | j████@city████.gov |
| M████ J██████ | Utility Director | m████@water████.org |
Water Sources & Treatment
Water Sources
Treatment Methods
Hilmar County Water District 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 Hilmar County Water District 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.
Hilmar County Water District 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
Hilmar County Water District has 14 health-based EPA violations since 2020 (EPA data as of Q2 2026), none of them open; 14 required a 24-hour public notice.
EPA SDWA violation data as of Q2 2026 (downloaded 2026-07-09).
| Violation | Contaminant or rule | Period | Status | Notice |
|---|---|---|---|---|
| Maximum Contaminant Level Violation, Single Sample | Nitrate | Nov 2025 | Archived by the state, no resolution recorded | Acute: required a 24-hour public notice |
| Maximum Contaminant Level Violation, Single Sample | Nitrate | Oct 2025 | Archived by the state, no resolution recorded | Acute: required a 24-hour public notice |
| Maximum Contaminant Level Violation, Single Sample | Nitrate | Jul 2025 | Archived by the state, no resolution recorded | Acute: required a 24-hour public notice |
| Maximum Contaminant Level Violation, Single Sample | Nitrate | Mar 2025 | Archived by the state, no resolution recorded | Acute: required a 24-hour public notice |
| Maximum Contaminant Level Violation, Single Sample | Nitrate | Feb 2025 | Archived by the state, no resolution recorded | Acute: required a 24-hour public notice |
| Maximum Contaminant Level Violation, Single Sample | Nitrate | Jan 2025 | Archived by the state, no resolution recorded | Acute: required a 24-hour public notice |
| Maximum Contaminant Level Violation, Single Sample | Nitrate | Dec 2024 | Archived by the state, no resolution recorded | Acute: required a 24-hour public notice |
| Maximum Contaminant Level Violation, Single Sample | Nitrate | Jul 2024 | Archived by the state, no resolution recorded | Acute: required a 24-hour public notice |
| Maximum Contaminant Level Violation, Single Sample | Nitrate | May 2024 | Archived by the state, no resolution recorded | Acute: required a 24-hour public notice |
| Maximum Contaminant Level Violation, Single Sample | Nitrate | Apr 2024 | Archived by the state, no resolution recorded | Acute: required a 24-hour public notice |
| Maximum Contaminant Level Violation, Single Sample | Nitrate | Mar 2024 | Archived by the state, no resolution recorded | Acute: required a 24-hour public notice |
| Maximum Contaminant Level Violation, Single Sample | Nitrate | Feb 2024 | Archived by the state, no resolution recorded | Acute: required a 24-hour public notice |
| Maximum Contaminant Level Violation, Single Sample | Nitrate | Jan 2024 | Archived by the state, no resolution recorded | Acute: required a 24-hour public notice |
| Maximum Contaminant Level Violation, Single Sample | Nitrate | Jan 2023 - Dec 2023 | Archived by the state, no resolution recorded | Acute: required a 24-hour public notice |
Concerned about what's in your water?
Upload your tap water report (PDF or a photo) and we'll email you a plain-English explanation of each contaminant and level — free. Educational only, no medical claims.
Your upload also helps us keep local water data accurate — we only ever share anonymized, area-level summaries.
Upload my testFrequently Asked Questions about Hilmar County Water District
Is Hilmar County Water District water safe to drink?
Does Hilmar County Water District have PFAS in its water?
How do I pay my Hilmar County Water District water bill?
How many people does Hilmar County Water District serve?
What cities does Hilmar County Water District serve?
Does Hilmar County Water District have any EPA violations?
What is Hilmar County Water District's phone number?
Where can I find Hilmar County Water District's Consumer Confidence Report?
Similar water utilities in California
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: Hilmar County Water District'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 CA State Water Resources Control Board, Div. of Drinking Water, 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 Hilmar County Water District? 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 Hilmar County Water District.
- 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 Hilmar County Water District. For a problem with your water now (discolored water, no water, low pressure, a leak), contact Hilmar County Water District directly.
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