Across water systems in Lubbock, EPA data shows a below-average compliance pattern for TX — health-based violations are on file in several areas, and checking the specific system serving your address is a practical first step for concerned residents.

Data: EPA SDWIS Last verified: 2026-06-03

Water Quality Map: Lubbock, TX

Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.

A B C D F

Overview

We track water quality and home safety data for 27 ZIP codes in Lubbock, Texas, covering 8 community water systems serving approximately 286,407 people.

27 of 27 ZIP codes (100%) have recorded EPA violations. 351 health-based violations documented.

Home Safety Score

Average Home Safety Score for Lubbock: D (52/100)

The score combines three factors:

Factor	What It Measures
Water Quality	EPA violations and compliance history
Lead Levels	90th percentile lead concentration vs EPA action level
Radon Risk	EPA radon zone classification

Water Sources

Lubbock water systems draw from: Groundwater, Surface water.

Lead & Copper

• Average lead level (90th percentile): 0.0014 mg/L (EPA action level: 0.015 mg/L)
• 0 ZIP codes exceed the EPA lead action level

Radon Risk

Dominant radon zone: Zone 2 (Moderate Risk)

• Zone 1 (High): 0 ZIP codes
• Zone 2 (Moderate): 27 ZIP codes
• Zone 3 (Low): 0 ZIP codes

The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.

Top Contaminants

Areas with Most Violations

All ZIP Codes in Lubbock

• 79401 [C] — 54 violations ⚠
• 79402 [D] — 54 violations ⚠
• 79403 [C] — 54 violations ⚠
• 79404 [D] — 54 violations ⚠
• 79405 [D] — 54 violations ⚠
• 79406 [D] — 54 violations ⚠
• 79407 [D] — 54 violations ⚠
• 79408 [C] — 54 violations ⚠
• 79409 [D] — 54 violations ⚠
• 79410 [D] — 54 violations ⚠
• 79411 [D] — 54 violations ⚠
• 79412 [D] — 54 violations ⚠
• 79413 [D] — 54 violations ⚠
• 79414 [D] — 54 violations ⚠
• 79415 [C] — 54 violations ⚠
• 79416 [D] — 54 violations ⚠
• 79423 [D] — 54 violations ⚠
• 79424 [D] — 54 violations ⚠
• 79430 [D] — 54 violations ⚠
• 79452 [D] — 54 violations ⚠
• 79453 [D] — 54 violations ⚠
• 79457 [D] — 54 violations ⚠
• 79464 [D] — 54 violations ⚠
• 79490 [C] — 54 violations ⚠
• 79491 [D] — 54 violations ⚠
• 79493 [D] — 54 violations ⚠
• 79499 [D] — 54 violations ⚠

Data Sources

• Water quality: EPA Safe Drinking Water Information System (SDWIS)
• Lead/copper: EPA Lead and Copper Rule sampling data
• Radon: EPA Map of Radon Zones

Updated daily.

Cost Context: What Remediation Means for Lubbock Homeowners

Given current Lubbock property values, the remediation share falls in the moderate tier — an indicator that the household financial perspective here calls for advance planning rather than dismissal, with most homeowners positioned to address documented issues through deliberate budgeting rather than needing to treat remediation as a significant equity event or financial emergency.

Median Home Value

$150,500

Est. Remediation

$2,007

Remediation as % of home value 1.3%

Remediation costs are moderate relative to home values in Lubbock. The estimated $952–$3,826 range is manageable for most homeowners but still worth budgeting for. Home values are 34% below the Texas average.

Lead Exposure Risk for Children in Lubbock

0.0014

mg/L Avg Lead (Limit: 0.015)

Why children are most at risk: The CDC states there is no safe level of lead exposure for children. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.

Lead risk in Lubbock appears low overall, but individual homes may differ. Testing is the only way to confirm your water's lead content.

Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.

Flood & Climate Risk in Lubbock

Taken together, Lubbock's 341 NFIP flood insurance claims and 56% FEMA flood zone coverage place it in the moderate range of exposure. That middle position has specific implications for water quality. The contamination pathways that flooding can open — surface water overwhelming treatment facility intake, floodwaters infiltrating private wells, distribution pressure changes creating backflow — are not constant risks in a moderate-exposure community. But they do become active during significant flood events, and the claim record here indicates enough of those events to make flood timing an occasional factor in local water quality conversations.

341

Total FEMA Flood Claims

$11,309

Avg Claim Payout

56%

ZIPs in FEMA Flood Zones

~17

Est. Claims/Year

Lubbock has a moderate flood history with 341 FEMA claims averaging $11,309 per payout. 56% of ZIP codes fall within FEMA flood zones. Flood events can contaminate drinking water and overwhelm treatment systems.

How flooding affects water quality: Flood events can introduce sewage, agricultural runoff, and industrial chemicals into water supplies. Even after floodwaters recede, contamination can persist in wells and aging infrastructure. Flood damage can add significantly to the estimated <strong>$2,007</strong> remediation cost per household.

Residents in flood-prone areas should consider flood insurance even outside FEMA zones — over 25% of flood claims come from low-to-moderate risk areas. After any flood event, test your water before drinking.

Source: FEMA National Flood Insurance Program (NFIP) claims data, FEMA flood zone designations.