Snoqualmie, WA: 6 Violations - Home Safety 98/100
1 ZIP code · 5 water systems · Updated
ZipCheckup grade for Snoqualmie: A.
No federal data flags a major home-safety concern for this ZIP.
Unlike many cities its size in WA, Snoqualmie keeps health-based violation rates low - systems here score at or above the state average for tap water safety, with no systemic concerns flagged in the current data set.
How Snoqualmie Compares
Data: EPA SDWIS
What You Should Know About Snoqualmie Water
- Your city's water systems recorded 6 violations in the past 5 years.
- Average lead level: 0.0035 mg/L.
- Homes built before 1986: 24% - older plumbing may contain lead solder.
- Estimated remediation: $1,200 per household.
- CDC health risk index: 8.82.
Who Supplies Your Water in Snoqualmie
Water supply in Snoqualmie, WA follows a divided structure: 3 utilities account for the largest share of residential service out of 5 total systems, each managing its own distribution network and EPA reporting. Because these systems operate independently, rate decisions and compliance outcomes are determined separately.
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Overview
We track home safety data for 1 ZIP code in Snoqualmie, Washington (population ~16,061), covering 5 community water systems serving approximately 34,031 people region-wide. The EPA snapshots used for this build directly map water systems to 1 of 1 ZIP codes.
1 of 1 ZIP code with a reported violation count in the available EPA record (100%) have recorded EPA violations. The available record reports no health-based violations for this measured scope.
Home Safety Score
Average Home Safety Score for Snoqualmie: A (98/100)
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
Snoqualmie water systems draw from: Groundwater.
Lead & Copper
- Average lead level (90th percentile): 0.0035 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)
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Surface Water Treatment Rule | Treatment Technique | 10 | 1 |
| Consumer Confidence Report Rule | Reporting | 2 | 1 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 98065 | A | 6 | 0 | Snoqualmie Water |
All ZIP Codes in Snoqualmie
- 98065 [A] - 6 violations
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.
Health Outcomes in Snoqualmie
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
Top Contaminants in Snoqualmie Water
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Housing & Infrastructure in Snoqualmie
Housing age data helps assess potential lead pipe and infrastructure risks. Newer housing stock generally means lower plumbing-related contamination risk.
Source: U.S. Census Bureau American Community Survey (ACS).
Housing Age Profile
Banned from residential plumbing in 1986, lead solder was a near-universal feature of copper plumbing before that cutoff. In Snoqualmie, where the median build year is 2006, the majority of housing falls into the post-ban category - though the older fraction of the stock still carries the residual risk that comes with pre-1986 pipe and solder materials.
Most homes in Snoqualmie were built after 1986, reducing the risk of lead contamination from plumbing. Older homes should still be tested.
Source: U.S. Census Bureau ACS B25034.
Cost Context: What Remediation Means for Snoqualmie Homeowners
In Snoqualmie, property values comfortably outpace what documented remediation typically costs - the equity share is proportionally low.
Remediation costs in Snoqualmie are relatively low compared to home values. The $800–$1,800 estimated range is a small fraction of median property value. Home values are 90% above the Washington average.
Lead Exposure Risk for Children in Snoqualmie
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.
Reading aggregate data alone gives a clean picture for Snoqualmie - system samples below the federal action mark and 24% pre-rule housing - yet that math averages many service connections. A one-tap draw gives the only direct read for a specific home.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Historical NFIP Claim Context in Snoqualmie
Historical NFIP data for Snoqualmie contains 1,194 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $21,823. Among ZIP codes with claim records, 100% have an A- or V-family dominant rated zone recorded in those historical claims. This is not a complete current FEMA property-map inventory.
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. The <strong>$1,200</strong> remediation estimate shown here excludes flood insurance and is not derived from NFIP claim count.
Claim count does not establish current property risk. Check the exact address in FEMA's current map and obtain a property-specific insurance quote when relevant.
Source: historical FEMA National Flood Insurance Program (NFIP) claim records. No current FEMA property-map designation is asserted.
Deep Dive Reports
Detailed analysis for Snoqualmie, WA