Canoga Park, CA Water Safety: 56/100 (2026)
4 ZIP codes · 5 water systems · Updated 2026-06-03
Compared to top-scoring cities in CA, Canoga Park lands in the middle tier — some water systems meet standards cleanly, others carry documented violations, and performance can vary significantly across service areas.
How Canoga Park Compares
Data: EPA SDWIS Last verified: 2026-06-03
What You Should Know About Canoga Park Water
- Estimated remediation: $1,150 per household.
- CDC health risk index: 10.71.
Who Supplies Your Water in Canoga Park
Across Canoga Park, CA, residential water comes from 3 primary utilities rather than a single consolidated provider. Each system operates independently — managing its own distribution infrastructure, rate schedules, and EPA compliance filings. Federal records track 5 water systems in the area, with these top providers accounting for the majority of residential connections.
Overview
We track water quality and home safety data for 4 ZIP codes in Canoga Park, California (population ~83,316), covering 5 community water systems serving approximately 4,044,852 people region-wide.
No EPA violations recorded across any ZIP codes in Canoga Park — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Canoga Park: C (56/100)
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
Canoga Park water systems draw from: Surface water.
Lead & Copper
- Lead data: not yet available for Canoga Park
- 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): 4 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 |
|---|---|---|---|
| 91303 | C | Los Angeles-city, Department of Water & Power | 3,875,566 |
| 91304 | C | LAS VIRGENES MWD | 72,602 |
| 91305 | D | LAS VIRGENES MWD | 72,602 |
| 91309 | D | LAS VIRGENES MWD | 72,602 |
All ZIP Codes in Canoga 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.
Health Outcomes in Canoga 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
Cost Context: What Remediation Means for Canoga Park Homeowners
In Canoga Park, property wealth outpaces what documented remediation typically demands — the equity burden lands well within the low tier.
Remediation costs in Canoga Park are relatively low compared to home values. The $500–$1,875 estimated range is a small fraction of median property value. Home values are 15% above the California average.
Flood & Climate Risk in Canoga Park
16 FEMA flood insurance claims are on file for Canoga Park, and 50% of local ZIP codes fall within federally designated flood zones — enough to put flood exposure on the planning radar, though short of the concentrated-risk threshold where treatment-system vulnerability becomes a primary consideration.
Canoga Park has a moderate flood history with 16 FEMA claims averaging $17,144 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>$1,150</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 Canoga Park
- 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.
Deep Dive Reports
Detailed analysis for Canoga Park, CA