Marina Del Rey, CA Water Safety: 54/100 (2026)
2 ZIP codes · 1 water system · Updated 2026-06-03
Compared to CA averages, Marina Del Rey scores below the baseline — health violations appear more frequently than the norm and the city's grade reflects that ongoing shortfall.
How Marina Del Rey Compares
Data: EPA SDWIS Last verified: 2026-06-03
Marina Del Rey Water: The Quick Version
- Estimated remediation: $1,000 per household.
- CDC health risk index: 10.71.
Water Systems Serving Marina Del Rey
Federal drinking water records identify 1 system operating in Marina Del Rey, CA. One of those systems serves the overwhelming majority of residential addresses, concentrating infrastructure management, rate authority, and EPA compliance reporting within a single organization.
Overview
We track water quality and home safety data for 2 ZIP codes in Marina Del Rey, California (population ~23,684), covering 1 community water system serving approximately 3,875,566 people region-wide.
No EPA violations recorded across any ZIP codes in Marina Del Rey — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Marina Del Rey: D (54/100)
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
Marina Del Rey water systems draw from: Surface water.
Lead & Copper
- Lead data: not yet available for Marina Del Rey
- 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): 2 ZIP codes
- Zone 3 (Low): 0 ZIP codes
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 90292 | C | LOS ANGELES-CITY, DEPT. OF WATER & POWER | 3,875,566 |
| 90295 | D | LOS ANGELES-CITY, DEPT. OF WATER & POWER | 3,875,566 |
All ZIP Codes in Marina Del Rey
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 Marina Del Rey
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
Marina Del Rey: Remediation Cost in Perspective
Given current Marina Del Rey valuations, the remediation-to-property-value ratio is low — most homeowners are looking at a proportionally modest share that fits within routine financial planning.
Remediation costs in Marina Del Rey are relatively low compared to home values. The $400–$1,700 estimated range is a small fraction of median property value. Home values are 67% above the California average.
Climate-Related Water Risk for Marina Del Rey
Within the NFIP's national dataset, Marina Del Rey falls in moderate-exposure territory — 22 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.
Marina Del Rey has a moderate flood history with 22 FEMA claims averaging $4,542 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>$1,000</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.
What You Can Do in Marina Del Rey
- Test your water at home. City-level data shows averages — your tap may differ. NSF-certified test kits cost $20-40 and give results in days.
- Install a certified water filter. An NSF-certified pitcher or under-sink filter removes most common contaminants.
- Check your home's plumbing. Homes built before 1986 may have lead solder in pipes. A licensed plumber can assess your risk.
- Review your water system's CCR. Your utility publishes an annual Consumer Confidence Report with detailed test results. Request it or find it online.
Deep Dive Reports
Detailed analysis for Marina Del Rey, CA