Rio Vista Subdivision
EPA ID: TX1700778 · 942 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for Rio Vista Subdivision (TX1700778): no EPA violations recorded in the last five years. Zero violations in five consecutive years of EPA monitoring - Rio Vista Subdivision has held a clean track record across every reporting cycle in that span, with no enforcement activity of any kind on file for the full service population of 942 residents.
Data: EPA SDWIS
Service Area Map
Coverage area for Rio Vista Subdivision Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Rio Vista Subdivision serves a community with a median household income of $78,601 and an estimated 14,088 residents across its service area.
Environmental Justice Note: 50% 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?
Rio Vista Subdivision'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
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
Rio Vista Subdivision (EPA ID: TX1700778) is a community water system in Texas that serves approximately 942 people from groundwater sources.
This system serves ZIP code 77372 in Splendora.
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.
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.
- 77372 - Splendora
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Rio Vista Subdivision (TX1700778) on EPA.gov.
Frequently Asked Questions
Is Rio Vista Subdivision water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Rio Vista Subdivision 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 Rio Vista Subdivision serve?
Rio Vista Subdivision serves approximately 942 people across 1 ZIP code in Texas.
Where does Rio Vista Subdivision get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Rio Vista Subdivision Water Quality Report, TX. https://zipcheckup.com/water-system/tx1700778/
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