Ravensdale, WA Home Safety: Home Safety 83/100
1 ZIP code · 5 water systems · Updated
ZipCheckup grade for Ravensdale: B.
This ZIP looks solid, with a few items worth a quick check.
Throughout Ravensdale and across its water systems, EPA compliance data for WA shows above-average performance - violations are minimal, none of the tracked systems have recorded repeated MCL exceedances in recent cycles, and the safety picture has held steady across multiple reporting periods.
How Ravensdale Compares
Data: EPA SDWIS
Ravensdale Water: The Quick Version
- Average lead level: 0.0025 mg/L.
- Homes built before 1986: 54% - older plumbing may contain lead solder.
- Estimated remediation: $600 per household.
- CDC health risk index: 8.82.
Water Systems Serving Ravensdale
Ravensdale, WA is covered by 3 major water utilities out of 5 federally tracked systems, each managing its own pipes, treatment processes, and EPA filings. What a household gets from the tap depends on which provider's system serves that address.
- B
- B
- B
Overview
We track home safety data for 1 ZIP code in Ravensdale, Washington (population ~3,555), covering 5 community water systems serving approximately 114,994 people region-wide. The EPA snapshots used for this build directly map water systems to 1 of 1 ZIP codes.
The available EPA record reports 0 violations for 1 ZIP code with a reported violation count.
Home Safety Score
Average Home Safety Score for Ravensdale: B (83/100)
Model 4.0.0 uses four measured components across three equally weighted domains. If a required domain is unavailable, no score is published:
| Factor | What It Measures |
|---|---|
| Water Quality | EPA violations and compliance history |
| PFAS MCL Screen | UCMR 5 testing against the covered federal MCLs |
| Radon Risk | EPA radon zone classification |
| Annual AQI | EPA AirData county-year median with at least 90 observed days |
Water Sources
Ravensdale water systems draw from: Groundwater, Surface water.
Lead & Copper
- Average lead level (90th percentile): 0.0025 mg/L (EPA action level: 0.015 mg/L)
- 0 of 1 ZIP code with known status exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 3 (Low Risk)
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 98051 | B | Covington Water District | 56,172 |
All ZIP Codes in Ravensdale
- 98051 [B]
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
Reporting periods vary by source. Missing data is shown as unavailable, not as zero.
CDC Health Data for Ravensdale
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
How Old Is Ravensdale's Housing Stock?
With 54% of homes built before 1986, lead solder in plumbing is a potential concern. The EPA banned lead solder in 1986, but many older homes retain original plumbing.
Source: U.S. Census Bureau American Community Survey (ACS).
Housing Age Profile
Because the majority of Ravensdale's housing predates 1986, when lead solder was banned from new plumbing, the median build year of 1987 reflects a city where lead-era plumbing materials are common rather than exceptional.
Over half of homes in Ravensdale were built before 1986, when lead solder was banned. Older plumbing may leach lead into drinking water, especially with corrosive water chemistry.
Source: U.S. Census Bureau ACS B25034.
Ravensdale: Remediation Cost in Perspective
Equity impact data for Ravensdale lands in the favorable tier - remediation claims a small slice of what properties here are worth.
Remediation costs in Ravensdale are relatively low compared to home values. The $400–$800 estimated range is a small fraction of median property value. Home values are 50% above the Washington average.
Protecting Children from Lead in Ravensdale
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.
Older stock in Ravensdale represents 54% of the inventory, and citywide monitoring runs at or above the federal action level - making an in-home read a standard household-level step.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Deep Dive Reports
Detailed analysis for Ravensdale, WA