Boyle Heights Water Hardness & Quality Report (2026)
Water Hardness
2.4 grains per gallon
Source
mixed
pH Level
7.2
neutral = 7.0
Lead
0.001 mg/L
✓ Below action level
TDS
83.5 mg/L
Est. Daily Cost
$0.11
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 Boyle Heights, your appliances are currently losing 5% efficiency due to mineral buildup.
| Appliance | In Boyle Heights | Soft Water City | Efficiency Loss |
|---|---|---|---|
| Kettle | 8.3 yrs | 8.5 yrs | -2% |
| Washing Machine | 12.1 yrs | 12 yrs | — |
| Water Heater | 14 yrs | 15 yrs | -7% |
Regional Water Comparison
How Boyle Heights compares to its nearest neighbours
| City | Hardness | PFAS (ppt) | Risk | Source |
|---|---|---|---|---|
| ▶ Boyle Heights, California | 40.5 mg/L | 3.1 ppt | 🟢 Soft | mixed |
| East Los Angeles, California | 147.5 mg/L | 6.2 ppt | 🟠 Hard | mixed |
| Los Angeles, California | 95 mg/L | 5.3 ppt | 🟡 Moderately Hard | mixed |
| Maywood, California | 177 mg/L | 7 ppt | 🟠 Hard | mixed |
| Huntington Park, California | 36.5 mg/L | 2.9 ppt | 🟢 Soft | mixed |
National Benchmark
How Boyle Heights compares to the USA average
| Benchmark | Hardness | Appliance Risk |
|---|---|---|
| ▶ Boyle Heights | 40.5 mg/L | 🟢 None |
| USA National Avg | 150 mg/L | 🟠 Moderate |
| Badger Top Rated | 8.5 mg/L | 🟢 None |
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What Makes Boyle Heights's Water Unique?
Local geology and source profile
Boyle Heights, a historically significant neighborhood in east Los Angeles, California, receives its water from the Los Angeles Department of Water and Power (LADWP), drawing from the same three-source regional blend: the Los Angeles Aqueduct (Owens Valley and Mono Basin Sierra Nevada), State Water Project (SWP) imports, and Main San Gabriel Valley Groundwater Basin wells. The Boyle Heights neighborhood sits in the central east Los Angeles distribution zone, adjacent to the Los Angeles River, served by LADWP's Eastside distribution infrastructure. Water hardness measures 40.5 mg/L — classified as soft.
Boyle Heights' very soft supply reflects the LADWP east-side distribution zone's supply character — an area served heavily by the Main San Gabriel Valley Groundwater Basin recharge, which draws from the San Gabriel River spreading grounds near Whittier Narrows. The San Gabriel River originates in the San Gabriel Mountains — draining Precambrian anorthosite and gneiss (San Gabriel Mountains complex) and Cretaceous granodiorite and Pelona Schist — all calcium-poor crystalline rock. The Owens Valley aqueduct fraction further reduces overall hardness in the LADWP central distribution blend. The Boyle Heights and east LA zones consistently show some of the softest readings in the LADWP service area.
With hardness at 40.5 mg/L, Boyle Heights residents enjoy very soft water. Soap lathers extremely well. Faucet aerators and showerheads essentially never develop calcium deposits. Dishwashers produce spotless glassware. LADWP consistently delivers water meeting all California SWRCB and EPA Safe Drinking Water Act requirements.
Geology & Source: Mixed supply from Los Angeles Department of Water and Power (LADWP) central city blend — Owens Valley aqueduct Sierra Nevada water, State Water Project imports, and Main San Gabriel Valley groundwater — the Boyle Heights neighborhood in east Los Angeles receives the LADWP inner east-side distribution blend; very soft supply at 40.5 mg/L in the central east Los Angeles zone.