Cedar Park, TX: 12 Violations — 89/100 (2026)
2 ZIP codes · 7 water systems · Updated 2026-06-03
Compared to statewide averages in TX, Cedar Park scores well — health violations are below the norm and systems generally operate within federal standards.
How Cedar Park Compares
Data: EPA SDWIS Last verified: 2026-06-03
Cedar Park Water: The Quick Version
- Your city's water systems recorded 12 violations in the past 5 years.
- Average lead level: 0.003 mg/L.
- Estimated remediation: $1,800 per household.
- CDC health risk index: 10.49.
Water Systems Serving Cedar Park
Structurally, Cedar Park, TX's water supply is divided. Federal data identifies 7 water systems in the area, with 3 providers serving the bulk of residential connections. These utilities operate independently, meaning rate-setting authority and EPA compliance accountability are distributed rather than centralized.
Overview
We track water quality and home safety data for 2 ZIP codes in Cedar Park, Texas (population ~89,162), covering 7 community water systems serving approximately 1,444,157 people region-wide.
2 of 2 ZIP codes (100%) have recorded EPA violations. All violations are monitoring/reporting type.
Home Safety Score
Average Home Safety Score for Cedar Park: A (89/100)
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
Cedar Park water systems draw from: Groundwater, Surface water.
Lead & Copper
- Average lead level (90th percentile): 0.0030 mg/L (EPA action level: 0.015 mg/L)
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 3 (Low Risk)
- Zone 1 (High): 0 ZIP codes
- Zone 2 (Moderate): 0 ZIP codes
- Zone 3 (Low): 2 ZIP codes
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Stage 1 DBP Rule | Treatment Technique | 9 | 2 |
| Lead and Copper Rule | Treatment Technique | 9 | 2 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 78613 | B | 6 | 0 | City of Cedar Park |
| 78630 | A | 6 | 0 | City of Cedar Park |
All ZIP Codes in Cedar Park
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.
CDC Health Data for Cedar Park
Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.
Compared to National Average
Vertical line = national average. ■ Above national · ■ Below national
Key Contaminants Detected in Cedar Park
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Cedar Park: Remediation Cost in Perspective
Across Cedar Park, the equity share taken up by estimated remediation is small — a favorable ratio for most property owners.
Remediation costs in Cedar Park are relatively low compared to home values. The $1,200–$2,600 estimated range is a small fraction of median property value. Home values are 102% above the Texas average.
Protecting Children from Lead in Cedar Park
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 Cedar Park 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.
Climate-Related Water Risk for Cedar Park
Within the NFIP's national dataset, Cedar Park falls in moderate-exposure territory — 60 documented incidents spanning multiple decades, with 50% of local ZIP codes sitting inside FEMA flood boundaries. That combination warrants inclusion in any thorough local water quality review.
Cedar Park has a moderate flood history with 60 FEMA claims averaging $19,760 per payout. 50% 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>$1,800</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.
Deep Dive Reports
Detailed analysis for Cedar Park, TX