Laguna Beach, CA Water Safety: 85/100 (2026)
2 ZIP codes · 6 water systems · Updated 2026-06-03
Although water quality varies across any metro, Laguna Beach's systems collectively post above-average compliance scores for CA — and documented violations are few.
How Laguna Beach Compares
Data: EPA SDWIS Last verified: 2026-06-03
What You Should Know About Laguna Beach Water
- Average lead level: 0.0023 mg/L.
- Estimated remediation: $1,450 per household.
- CDC health risk index: 10.23.
Who Supplies Your Water in Laguna Beach
With 3 utilities splitting service in Laguna Beach, CA, water accountability is distributed across 6 systems on the federal record.
Overview
We track water quality and home safety data for 2 ZIP codes in Laguna Beach, California (population ~23,477), covering 6 community water systems serving approximately 628,641 people region-wide.
No EPA violations recorded across any ZIP codes in Laguna Beach — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Laguna Beach: A (85/100)
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
Laguna Beach water systems draw from: Surface water.
Lead & Copper
- Average lead level (90th percentile): 0.0023 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
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 92651 | B | South Coast Water District | 41,118 |
| 92652 | A | South Coast Water District | 41,118 |
All ZIP Codes in Laguna Beach
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.
Health Outcomes in Laguna Beach
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
Cost Context: What Remediation Means for Laguna Beach Homeowners
Across Laguna Beach, the equity share taken up by estimated remediation is small — a favorable ratio for most property owners.
Remediation costs in Laguna Beach are relatively low compared to home values. The $950–$2,200 estimated range is a small fraction of median property value. Home values are 171% above the California average.
Lead Exposure Risk for Children in Laguna Beach
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 Laguna Beach 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 Laguna Beach
The NFIP claim record for Laguna Beach — 441 filed incidents — reflects genuine, recurring flood exposure rather than an isolated event or two. When a community accumulates flood claims at this volume and carries 100% of its ZIP codes inside FEMA-designated zones, flood history starts to factor into water quality planning in ways it doesn't for lower-exposure areas. Flooding introduces specific contamination pathways — runoff overwhelming treatment facility intake, surface water infiltrating private wells, and pressure disruptions in distribution systems allowing backflow — all of which become more relevant as flood frequency increases.
Laguna Beach has a moderate flood history with 441 FEMA claims averaging $12,729 per payout. 100% 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>$1,450</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 Laguna Beach, CA