Harris County Fwsd 1b
EPA ID: TX1010590 · 672 people served · 2 ZIP codes
Zero violations in five consecutive years of EPA monitoring — Harris County Fwsd 1b 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 672 residents.
Data: EPA SDWIS Last verified: 2026-04-02
Compliance Trajectory
Worsening · Risk tier: High · 95% chance of violation in next 12 months
Violations went from 2 (2022) to 1 (2025). The pattern suggests growing compliance challenges.
Service Area Map
Coverage area for Harris County Fwsd 1b Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Harris County Fwsd 1b serves a community with a median household income of $69,824 and an estimated 75,725 residents across its service area. Approximately 46% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: 51% 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?
Harris County Fwsd 1b'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.
About 1% of homes in Harris County, Texas rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.
Wastewater Proximity Note: This service area ranks in the 60th percentile nationally for proximity to wastewater discharge points. Surface water sources near wastewater outfalls may face additional treatment challenges.
Superfund Proximity Note: This service area ranks in the 70th percentile nationally for proximity to Superfund (NPL) sites.
Infrastructure Risk
PFAS Detected in Service Area
PFAS ("forever chemicals") have been detected in water serving this system's area. 13 detections recorded. 2 exceed federal EPA limits (4 ppt for PFOA/PFOS).
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
Harris County Fwsd 1b (EPA ID: TX1010590) is a community water system in Texas that serves approximately 672 people from surface water sources.
This system provides water to 2 ZIP codes across 2 communities.
Violation History
Lead & Copper
No Lead and Copper Rule sampling data available for this water system.
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.
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Harris County Fwsd 1b (TX1010590) on EPA.gov.
Frequently Asked Questions
Is Harris County Fwsd 1b water safe to drink?
Based on EPA records, Harris County Fwsd 1b has no recorded violations in the past 5 years — a positive indicator of water quality management.
How many people does Harris County Fwsd 1b serve?
Harris County Fwsd 1b serves approximately 672 people across 2 ZIP codes in Texas.
Where does Harris County Fwsd 1b get its water?
The primary water source is surface water.