Santa Ynez River Water Cons. District Id#1
EPA ID: CA4210020 · 7,022 people served · 4 ZIP codes
ZipCheckup's reading of EPA SDWIS for Santa Ynez River Water Cons. District Id#1 (CA4210020): no EPA violations recorded in the last five years. Unlike many utilities its size, Santa Ynez River Water Cons. District Id#1 carries a violation-free five-year record - no EPA notices, no MCL exceedances, serving 7,022 people.
Data: EPA SDWIS
Service Area Map
Coverage area for Santa Ynez River Water Cons. District Id#1 Source: EPA SDWIS service area boundaries.
Service area boundary - Grade C
Service Area Demographics
The Santa Ynez River Water Cons. District Id#1 serves a community with a median household income of $131,028 and an estimated 21,380 residents across its service area. Approximately 59% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
🌊 Where Does Your Water Come From?
Santa Ynez River Water Cons. District Id#1's water is drawn from rivers, lakes, or reservoirs. Surface water sources are more exposed to agricultural runoff, stormwater, and upstream discharges, but they typically receive more intensive treatment before reaching your tap.
Infrastructure Risk
PFAS Detected in Service Area
PFAS ("forever chemicals") have been detected in water serving this system's area. 1 detection recorded.
Comparable Water Systems
Similar-sized systems in California
Estimated Remediation Costs
Average estimated costs across ZIP codes served by this system
Based on national averages for common remediation projects. Actual costs vary by property. Only issues flagged by EPA, FEMA, or state data for each ZIP code are included.
System Overview
Santa Ynez River Water Cons. District Id#1 (EPA ID: CA4210020) is a community water system in California that serves approximately 7,022 people from surface water sources.
This system provides water to 4 ZIP codes across 4 communities.
ZIP-Area Home Safety Context: C (57/100)
This is the average Home Safety Score for 3 of 4 service-area ZIP codes with all required score domains observed. It is not a grade for the water utility.
Model 4.0.0 uses SDWIS identity plus accepted ECHO SDWA lifecycle-based water compliance, the UCMR 5 PFAS MCL screen, EPA radon zone, and annual EPA AirData AQI across three equally weighted domains. Missing required evidence suppresses the score.
Violation History
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0 mg/L | No | N/A |
No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.
Radon Risk in Service Area
Dominant radon zone for ZIP codes served by this system: Zone 1 (High Risk)
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Need help with your water quality?
Typical cost: Water test: typically $20–$50 (DIY kit) · Professional inspection: $150–$400
Find the Right Water FilterFree tip: Let cold water run for 2 minutes before drinking — this helps flush lead from your pipes.
ZIP Codes Served
Coverage: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by CA or modeled from parcel and building-footprint data.
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Santa Ynez River Water Cons. District Id#1 (CA4210020) on EPA.gov.
Frequently Asked Questions
Is Santa Ynez River Water Cons. District Id#1 water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Santa Ynez River Water Cons. District Id#1 in the inclusive 2021-2026 record-year window. This is a compliance-record finding, not a guarantee about water at a specific tap.
How many people does Santa Ynez River Water Cons. District Id#1 serve?
Santa Ynez River Water Cons. District Id#1 serves approximately 7,022 people across 4 ZIP codes in California.
Where does Santa Ynez River Water Cons. District Id#1 get its water?
The primary water source is surface water.
Federal UCMR5 PFAS Monitoring: Tested Clean
This water system was tested under the federal EPA Unregulated Contaminant Monitoring Rule (UCMR5). No PFAS compounds were detected.
Current MCL reflects the lowest state-enforceable limit (NYS 10 ppt for PFOA/PFOS, effective August 2020). The federal final MCL of 4 ppt for PFOA/PFOS (EPA April 2024 rule) is not enforceable until April 2029. Detections above 4 ppt but below 10 ppt are below current MCL but above the future federal limit.
Source: U.S. EPA UCMR5 (Unregulated Contaminant Monitoring Rule, 5th cycle) — per-system federal sampling, 2023–2025. EPA UCMR5 monitoring program →
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Santa Ynez River Water Cons. District Id#1 Water Report, CA. https://zipcheckup.com/water-system/ca4210020/
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title = {{Santa Ynez River Water Cons. District Id#1 Water Report, CA}},
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url = {https://zipcheckup.com/water-system/ca4210020/}
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What You Can Do
Test your water
Home test kits can detect lead, bacteria, and other contaminants at your tap. Find the right filter →
Check your specific ZIP code
Water quality can vary within a system. View nearest ZIP report →
Contact your utility
Santa Ynez River Water Cons. District Id#1 (EPA ID: CA4210020) - request the latest Consumer Confidence Report or ask about specific contaminants.