Liberty Lake, WA: 10 Violations - Home Safety 63/100
1 ZIP code · 2 water systems · Updated
ZipCheckup grade for Liberty Lake: C.
A mixed picture - some signals here are worth your attention.
Unlike higher-rated cities in WA, Liberty Lake carries a fair number of documented violations - the pattern of compliance gaps keeps the city in the middle tier of EPA safety rankings.
How Liberty Lake Compares
Data: EPA SDWIS
What You Should Know About Liberty Lake Water
- Your city's water systems recorded 10 violations in the past 5 years.
- Average lead level: 0.0015 mg/L.
- Homes built before 1986: 19% - older plumbing may contain lead solder.
- Estimated remediation: $2,900 per household.
- CDC health risk index: 12.04 - above typical levels.
Who Supplies Your Water in Liberty Lake
Federal drinking water records identify 2 systems in Liberty Lake, WA. The leading 2 providers serve the largest share of residential connections, each operating as a separate entity with its own rate authority, infrastructure management, and EPA compliance obligations - so service conditions are not uniform city-wide.
- C
- C
Overview
We track home safety data for 1 ZIP code in Liberty Lake, Washington (population ~12,092), covering 2 community water systems serving approximately 35,720 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 Liberty Lake: C (63/100)
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
Liberty Lake water systems draw from: Groundwater.
Lead & Copper
- Average lead level (90th percentile): 0.0015 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 1 (High Risk)
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Lead | Inorganic | 8 | 1 |
| Total Trihalomethanes (TTHM) | Disinfection Byproducts | 6 | 1 |
| Haloacetic Acids (HAA5) | Disinfection Byproducts | 6 | 1 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 99019 | C | 10 | 0 | Liberty Lake Sewer & Water District |
All ZIP Codes in Liberty Lake
- 99019 [C] - 10 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 Liberty Lake
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 Liberty Lake Water
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Housing & Infrastructure in Liberty Lake
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
For most of Liberty Lake's housing stock, construction occurred after 1986 - when lead solder in plumbing was federally prohibited. The median build year of 1991 broadly reflects that newer profile.
Most homes in Liberty Lake 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 Liberty Lake Homeowners
When estimated remediation is placed alongside median property values in Liberty Lake, the resulting ratio is low - a finding consistent with a household financial perspective where documented issues can be addressed without a meaningful impact on overall equity position, making this market one of the more favorable contexts for remediation planning.
Remediation costs in Liberty Lake are relatively low compared to home values. The $1,900–$4,100 estimated range is a small fraction of median property value. Home values are 19% above the Washington average.
Lead Exposure Risk for Children in Liberty Lake
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.
Where pre-rule stock represents a smaller fraction of the inventory - 19% across Liberty Lake - the structural drivers of household exposure run thinner. Aggregate readings under the federal benchmark reinforce that picture, with one-home draws remaining the only direct measurement for a specific address.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Historical NFIP Claim Context in Liberty Lake
Historical NFIP data for Liberty Lake contains 1 flood insurance claim. Among claims with payment data, the average reported building, contents, and ICC component sum is $3,237. Among ZIP codes with claim records, 0% 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>$2,900</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.
What You Can Do in Liberty Lake
- 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. Filters rated for Lead can reduce the most common contaminant found in Liberty Lake's water.
- 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 Liberty Lake, WA