West Valley Water Hardness & Quality Report (2026)
Water Hardness
1.2 grains per gallon
Source
reservoir
pH Level
7.1
neutral = 7.0
Lead
0.002 mg/L
✓ Below action level
TDS
32.1 mg/L
Est. Daily Cost
$0.05
energy & soap waste
Source: USGS Water Quality Portal · Updated 2026
0–60
mg/L
Soft
61–120
mg/L
Moderately Hard
121–180
mg/L
Hard
180+
mg/L
Very Hard
Appliance Damage Report
In West Valley, your appliances are currently losing 3% efficiency due to mineral buildup.
| Appliance | In West Valley | Soft Water City | Efficiency Loss |
|---|---|---|---|
| Kettle | 8.9 yrs | 8.5 yrs | — |
| Washing Machine | 12.9 yrs | 12 yrs | — |
| Water Heater | 14.8 yrs | 15 yrs | -1% |
Regional Water Comparison
How West Valley compares to its nearest neighbours
| City | Hardness | PFAS (ppt) | Risk | Source |
|---|---|---|---|---|
| ▶ West Valley, Washington | 20 mg/L | 1.5 ppt | 🟢 Soft | reservoir |
| Yakima, Washington | 46.5 mg/L | 2.3 ppt | 🟢 Soft | reservoir |
| Ellensburg, Washington | 53 mg/L | 2.5 ppt | 🟢 Soft | reservoir |
| Sunnyside, Washington | 77.5 mg/L | 3.3 ppt | 🟡 Moderately Hard | reservoir |
| East Wenatchee, Washington | 43.5 mg/L | 2.2 ppt | 🟢 Soft | reservoir |
National Benchmark
How West Valley compares to the USA average
| Benchmark | Hardness | Appliance Risk |
|---|---|---|
| ▶ West Valley | 20 mg/L | 🟢 None |
| USA National Avg | 150 mg/L | 🟠 Moderate |
| Badger Top Rated | 8.5 mg/L | 🟢 None |
Bring Badger-quality water to your West Valley home
Shop water softeners on Amazon.com →
What Makes West Valley's Water Unique?
Local geology and source profile
West Valley, Washington, in Yakima County — a Yakima County unincorporated community adjacent to Yakima and Selah on the Yakima River in central Washington — receives its water from the West Valley Water system, drawing from the Yakima River or Cascade snowmelt (Yakima County) through the central Washington distribution.
The very soft 20 mg/L hardness and very low TDS of 32.1 mg/L make West Valley among the softest water communities in this dataset — the Cascade Range's Miocene Columbia River Basalt and Oligocene volcanic tuff produce ultra-soft water with minimal calcareous contact, typical of the Washington Cascade snowmelt communities (compare La Grande OR: 20/50 on the Grande Ronde basalt; Lakeland North WA: 46.5/97; West Valley at the ultra-soft end of the Yakima County Cascade supply). The Yakima River watershed at Yakima County — Miocene Columbia River Basalt Group (insoluble — primary dilutant), Oligocene volcanic tuff (insoluble — secondary dilutant), and Quaternary Yakima Valley alluvium (slightly calcareous — trace hardness).
At 20 mg/L, West Valley's water is very soft — scale forms very slowly in appliances, dishwashers remain efficient, and no softening is needed. Annual descaling is appropriate. The PFAS level of 1.5 ppt is very low — no filtration urgently required, warrants routine monitoring only.
Geology & Source: West Valley in Yakima County draws from the West Valley Water on the Yakima River or Cascade snowmelt (Yakima County, central Washington) — the Yakima River at Yakima County drains the Cascade Range (Miocene Columbia River Basalt Group — insoluble) and Oligocene volcanic tuff (insoluble) — Washington Yakima County Yakima River Cascade Miocene-Oligocene insoluble volcanic supply produces very soft water at 20 mg/L with TDS 32.1 mg/L.