Crescent City, CA Water Safety: 97/100 (2026)
2 ZIP codes · 7 water systems · Updated 2026-06-03
Based on current monitoring, Crescent City holds an above-average drinking water safety record for CA — violations are infrequent and typically minor when they do appear.
How Crescent City Compares
Data: EPA SDWIS Last verified: 2026-06-03
What You Should Know About Crescent City Water
- Average lead level: 0.003 mg/L.
- Estimated remediation: $1,200 per household.
- CDC health risk index: 13.39 — above typical levels.
Who Supplies Your Water in Crescent City
In Crescent City, CA, residential water supply is distributed across multiple utilities rather than concentrated in one. The 3 leading providers out of 7 tracked systems each control their own infrastructure, file separate EPA compliance reports, and set independent rate schedules.
Overview
We track water quality and home safety data for 2 ZIP codes in Crescent City, California, covering 7 community water systems serving approximately 22,491 people.
No EPA violations recorded across any ZIP codes in Crescent City — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Crescent City: A (97/100)
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
Crescent City 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
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 95531 | A | City of Crescent City | 17,262 |
| 95532 | A | City of Crescent City | 17,262 |
All ZIP Codes in Crescent City
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 Crescent City
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 Crescent City Homeowners
Setting Crescent City remediation figures against its property market, the resulting ratio sits comfortably in the low tier — a classification that reflects the kind of household financial position where most homeowners can identify documented issues, schedule the work, and absorb the cost without it registering as a significant budget disruption.
Remediation costs in Crescent City are relatively low compared to home values. The $800–$1,800 estimated range is a small fraction of median property value. Home values are 56% below the California average.
Lead Exposure Risk for Children in Crescent City
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 Crescent City 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 Crescent City
Flood activity in Crescent City is neither negligible nor at the level of the highest-exposure areas in the NFIP dataset. The 6-claim record and 50% flood zone coverage suggest a community that has experienced recurrent events but has not faced the kind of sustained, severe exposure where water-supply contamination becomes a primary public health concern. It sits in a middle range where flood history merits inclusion in any complete local water quality picture.
Crescent City has a moderate flood history with 6 FEMA claims averaging $1,065 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>$1,200</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 Crescent City, CA