Valinda Water Hardness & Quality Report (2026)
Water Hardness
2.7 grains per gallon
Source
mixed
pH Level
7.3
neutral = 7.0
Lead
0.002 mg/L
✓ Below action level
TDS
97.7 mg/L
Est. Daily Cost
$0.12
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 Valinda, your appliances are currently losing 6% efficiency due to mineral buildup.
| Appliance | In Valinda | Soft Water City | Efficiency Loss |
|---|---|---|---|
| Kettle | 8.1 yrs | 8.5 yrs | -5% |
| Washing Machine | 11.9 yrs | 12 yrs | -1% |
| Water Heater | 13.7 yrs | 15 yrs | -9% |
Regional Water Comparison
How Valinda compares to its nearest neighbours
| City | Hardness | PFAS (ppt) | Risk | Source |
|---|---|---|---|---|
| ▶ Valinda, California | 46.5 mg/L | 3.2 ppt | 🟢 Soft | mixed |
| West Covina, California | 48 mg/L | 3.3 ppt | 🟢 Soft | mixed |
| West Puente Valley, California | 64.5 mg/L | 3.7 ppt | 🟡 Moderately Hard | mixed |
| La Puente, California | 48 mg/L | 3.3 ppt | 🟢 Soft | mixed |
| Baldwin Park, California | 80 mg/L | 4.2 ppt | 🟡 Moderately Hard | mixed |
National Benchmark
How Valinda compares to the USA average
| Benchmark | Hardness | Appliance Risk |
|---|---|---|
| ▶ Valinda | 46.5 mg/L | 🟢 None |
| USA National Avg | 150 mg/L | 🟠 Moderate |
| Badger Top Rated | 8.5 mg/L | 🟢 None |
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What Makes Valinda's Water Unique?
Local geology and source profile
Valinda, California, in Los Angeles County in the eastern San Gabriel Valley near La Puente and West Covina — an unincorporated community along the San Gabriel Valley freeway corridor — receives its municipal water from the La Puente Valley County Water District (LPVCWD) or California American Water, which draws from Metropolitan Water District of Southern California (MWD) import and local San Gabriel Valley Municipal Water District groundwater. The eastern San Gabriel Valley LPVCWD service zone receives a significantly SWP-weighted MWD blend compared to harder west-LA communities.
The very soft 46.5 mg/L hardness and low TDS of 97.7 mg/L are remarkably soft for a Los Angeles County community, reflecting heavy State Water Project influence in the LPVCWD supply zone. The State Water Project delivers water from the Feather River (northern Sierra Nevada) and Sacramento-San Joaquin Delta via the California Aqueduct — water originating from Sierra Nevada granodiorite and metamorphic terrain with minimal carbonate content (~30–60 mg/L hardness). In periods when MWD's allocation leans heavily on SWP deliveries, the LPVCWD service zone receives a finished supply substantially softer than LA communities receiving more Colorado River Aqueduct component.
At 46.5 mg/L, Valinda's water is very soft — excellent for household appliances and comfortable for all uses. Scale forms very slowly in kettles and appliances over many months, soap lathers generously, and the dishwasher produces spotless glassware. Semi-annual descaling of heating appliances is adequate. The PFAS level of 3.2 ppt is one of the better readings in Los Angeles County — Valinda's residential San Gabriel Valley character, away from the historically contaminated Azusa-Irwindale-Baldwin Park groundwater Superfund sites to the north, contributes to the relatively low PFAS profile.
Geology & Source: Valinda in Los Angeles County is served by the La Puente Valley County Water District (LPVCWD) drawing from Metropolitan Water District (MWD) import and local San Gabriel Valley Groundwater Basin — LPVCWD's eastern San Gabriel Valley service zone receives an MWD supply with substantial State Water Project (Feather River) soft-water component — the SWP-dominant MWD blend produces very soft water at 46.5 mg/L with low TDS 98 mg/L in this unincorporated LA community.