Wahkiacus, WA Water Safety: 53/100 (2026)
1 ZIP code · 1 water system · Updated 2026-06-03
Public water data for Wahkiacus, WA shows a low safety grade — health-based violations appear across a meaningful share of service areas in current EPA records.
How Wahkiacus Compares
Data: EPA SDWIS Last verified: 2026-06-03
What You Should Know About Wahkiacus Water
- Homes built before 1986: 51% — older plumbing may contain lead solder.
- Estimated remediation: $400 per household.
- CDC health risk index: 13.05 — above typical levels.
Who Supplies Your Water in Wahkiacus
In Wahkiacus, WA, the drinking water supply is organized under a single dominant utility — a consolidated structure that shapes how infrastructure investment, regulatory compliance, and rate decisions flow to households. When one provider handles the overwhelming share of residential connections out of 1 tracked system, accountability is clear: service upgrades, EPA violation responses, and tariff changes all funnel through that single organizational structure.
Overview
We track water quality and home safety data for 1 ZIP code in Wahkiacus, Washington (population ~60), covering 1 community water system serving approximately 598 people region-wide.
No EPA violations recorded across any ZIP codes in Wahkiacus — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Wahkiacus: D (53/100)
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
Wahkiacus water systems draw from: Groundwater.
Lead & Copper
- Lead data: not yet available for Wahkiacus
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 2 (Moderate Risk)
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 98670 | D | DALLESPORT WATER DISTRICT | 598 |
All ZIP Codes in Wahkiacus
- 98670 [D]
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 Wahkiacus
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
Housing & Infrastructure in Wahkiacus
With 51% 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
Wahkiacus's housing stock is predominantly older, with a median build year of 1987 that reflects decades of construction before federal plumbing standards were tightened. The 1986 ban on lead solder and the pre-1970 era of lead service lines are both relevant benchmarks here — a significant share of the residential inventory predates one or both of those cutoffs, creating an elevated baseline for plumbing-related lead risk that aggregate water quality data may not fully reflect at the household level.
Over half of homes in Wahkiacus 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.
Cost Context: What Remediation Means for Wahkiacus Homeowners
Placing remediation in the context of Wahkiacus's property market, the equity share is low — most homeowners here are weighing a financial commitment that fits comfortably within routine property planning, far from the threshold where remediation becomes a material equity decision rather than a standard upkeep consideration.
Remediation costs in Wahkiacus are relatively low compared to home values. The $0–$800 estimated range is a small fraction of median property value. Home values are 38% below the Washington average.
Lead Exposure Risk for Children in Wahkiacus
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.
Pulling a tap sample fills the gap that utility data cannot close, particularly here where 51% of housing dates from the pre-rule era and citywide monitoring sits at or above the regulatory mark in Wahkiacus.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
What You Can Do in Wahkiacus
- 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. With 51% of homes built before 1986, lead solder is a real possibility.
- Review your water system's CCR. Your utility publishes an annual Consumer Confidence Report with detailed test results. Request it or find it online.
Deep Dive Reports
Detailed analysis for Wahkiacus, WA