City of Rio Vista
EPA ID: TX1260022 · 1,040 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for City of Rio Vista (TX1260022): 2 unresolved EPA violations on record. Within the EPA compliance database, City of Rio Vista shows 2 violations still pending resolution - a status that applies across the full service territory of approximately 1,040 people and reflects findings that have not yet cleared the federal enforcement process or received formal closure.
Data: EPA SDWIS
Service Area Map
Coverage area for City of Rio Vista Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The City of Rio Vista serves a community with a median household income of $56,313 and an estimated 4,193 residents across its service area.
Environmental Justice Note: 36% of the population in this service area is classified as disadvantaged under EPA's EJScreen criteria. Communities with higher disadvantaged populations often face disproportionate environmental and health burdens, including aging water infrastructure and limited resources for remediation.
💧 Where Does Your Water Come From?
City of Rio Vista's water is pumped from underground aquifers. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table.
Infrastructure Risk
Detected Contaminants
How City of Rio Vista compares to EPA limits
What This Means For You
Consumer Confidence Report Rule at 6 mg/L exceeds the EPA maximum of mg/L.
Lead and Copper Rule at 5 mg/L exceeds the EPA maximum of mg/L.
Surface Water Treatment Rule at 3 mg/L exceeds the EPA maximum of mg/L.
Stage 2 DBP Rule at 2 mg/L exceeds the EPA maximum of mg/L.
Revised Total Coliform Rule at 2 presence exceeds the EPA maximum of presence.
PFAS Detected in Service Area
PFAS ("forever chemicals") have been detected in water serving this system's area. 4 detections recorded.
Comparable Water Systems
Similar-sized systems in Texas
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
City of Rio Vista (EPA ID: TX1260022) is a community water system in Texas that serves approximately 1,040 people from groundwater sources.
This system serves ZIP code 76093 in Rio Vista.
Violation History
Status breakdown for accepted records with record years 2021-2026: 16 resolved, 0 archived, 0 addressed, and 2 unaddressed. Under this source contract, current noncompliance is the sum of addressed and unaddressed records. Archived and resolved records are excluded from current noncompliance.
Recent Violations
| Date | Contaminant | Type | Status |
|---|---|---|---|
| April 16, 2026 | Lead and Copper Rule | Non-health-based | Unaddressed (current) |
| May 15, 2025 | Lead and Copper Rule | Non-health-based | Unaddressed (current) |
| May 1, 2025 | Consumer Confidence Report Rule | Non-health-based | Resolved |
| April 1, 2025 | Consumer Confidence Report Rule | Non-health-based | Resolved |
| April 1, 2025 | Revised Total Coliform Rule | Non-health-based | Resolved |
| March 1, 2025 | Consumer Confidence Report Rule | Non-health-based | Resolved |
| February 1, 2025 | Consumer Confidence Report Rule | Non-health-based | Resolved |
| January 1, 2025 | Revised Total Coliform Rule | Non-health-based | Resolved |
| October 17, 2024 | Stage 2 DBP Rule | Health-based | Resolved |
| October 17, 2024 | Stage 2 DBP Rule | Non-health-based | Resolved |
| July 1, 2024 | Surface Water Treatment Rule | Non-health-based | Resolved |
| February 1, 2024 | Lead and Copper Rule | Non-health-based | Resolved |
| July 1, 2023 | Surface Water Treatment Rule | Non-health-based | Resolved |
| January 1, 2023 | Consumer Confidence Report Rule | Non-health-based | Resolved |
| September 1, 2022 | Lead and Copper Rule | Non-health-based | Resolved |
| August 1, 2021 | Consumer Confidence Report Rule | Non-health-based | Resolved |
| July 1, 2021 | Surface Water Treatment Rule | Non-health-based | Resolved |
| March 15, 2021 | Lead and Copper Rule | Non-health-based | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Consumer Confidence Report Rule | Reporting Failure | 6 | No |
| Lead and Copper Rule | Treatment Failure | 5 | No |
| Surface Water Treatment Rule | Treatment Failure | 3 | No |
| Stage 2 DBP Rule | Treatment Failure | 2 | Yes |
| Revised Total Coliform Rule | Microbiological | 2 | No |
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.
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 TX or modeled from parcel and building-footprint data.
- 76093 - Rio Vista
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for City of Rio Vista (TX1260022) on EPA.gov.
Frequently Asked Questions
Is City of Rio Vista water safe to drink?
The accepted 2026Q2 ECHO snapshot shows 2 current noncompliance records and zero current records classified as health-based. That classification is not a property-specific water test or safety guarantee.
How many people does City of Rio Vista serve?
City of Rio Vista serves approximately 1,040 people across 1 ZIP code in Texas.
Where does City of Rio Vista get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). City of Rio Vista (TX): 1 Health Violation. https://zipcheckup.com/water-system/tx1260022/
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author = {{ZipCheckup}},
title = {{City of Rio Vista (TX): 1 Health Violation}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/tx1260022/}
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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
City of Rio Vista (EPA ID: TX1260022) - request the latest Consumer Confidence Report or ask about specific contaminants.