Laguna Beach Water Hardness & Quality Report (2026)
Water Hardness
3.6 grains per gallon
Source
mixed
pH Level
7.4
neutral = 7.0
Lead
0.002 mg/L
✓ Below action level
TDS
135.9 mg/L
Est. Daily Cost
$0.16
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 Laguna Beach, your appliances are currently losing 8% efficiency due to mineral buildup.
| Appliance | In Laguna Beach | Soft Water City | Efficiency Loss |
|---|---|---|---|
| Kettle | 7.6 yrs | 8.5 yrs | -11% |
| Washing Machine | 11.3 yrs | 12 yrs | -6% |
| Water Heater | 13.1 yrs | 15 yrs | -13% |
Regional Water Comparison
How Laguna Beach compares to its nearest neighbours
| City | Hardness | PFAS (ppt) | Risk | Source |
|---|---|---|---|---|
| ▶ Laguna Beach, California | 61.5 mg/L | 3.6 ppt | 🟡 Moderately Hard | mixed |
| Aliso Viejo, California | 72.5 mg/L | 4 ppt | 🟡 Moderately Hard | mixed |
| Laguna Niguel, California | 65 mg/L | 3.7 ppt | 🟡 Moderately Hard | mixed |
| Laguna Woods, California | 67.5 mg/L | 3.8 ppt | 🟡 Moderately Hard | mixed |
| Laguna Hills, California | 63.5 mg/L | 3.7 ppt | 🟡 Moderately Hard | mixed |
National Benchmark
How Laguna Beach compares to the USA average
| Benchmark | Hardness | Appliance Risk |
|---|---|---|
| ▶ Laguna Beach | 61.5 mg/L | 🟡 Low |
| USA National Avg | 150 mg/L | 🟠 Moderate |
| Badger Top Rated | 8.5 mg/L | 🟢 None |
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What Makes Laguna Beach's Water Unique?
Local geology and source profile
Laguna Beach, California, in Orange County along the Pacific Coast Highway — a world-famous coastal art colony known for the Festival of Arts and Pageant of the Masters — receives its municipal water from the Laguna Beach County Water District (LBCWD), drawing from the Metropolitan Water District of Southern California (MWD) system through the State Water Project (SWP) Feather River delivery and supplementary Colorado River aqueduct supply. LBCWD receives and distributes MWD supply throughout this hillside coastal community.
The moderately soft 61.5 mg/L hardness and low TDS of 135.9 mg/L reflect Laguna Beach's predominantly State Water Project supply character. The SWP's Feather River originates in the Sierra Nevada and Klamath Mountains of northern California — draining ancient crystalline granites, metamorphic schists, and volcanic terrain with very limited carbonate content — producing naturally soft water that MWD delivers southward through the California Aqueduct. Laguna Beach's supply has a higher SWP component relative to the harder Colorado River aqueduct supply that dominates in eastern Orange County communities, explaining the notably softer profile compared to the typical Orange County hardness range of 100–200 mg/L.
At 61.5 mg/L, Laguna Beach's water is moderately soft — comfortable and appliance-friendly for this scenic coastal enclave. Scale forms slowly in kettles and appliances over many months, soap lathers well, and the dishwasher produces clean results without special treatment. Semi-annual descaling of heating appliances is typically adequate. The exceptional location on Pacific Coast Highway means residents enjoy soft, pleasant water alongside the ocean. The PFAS level of 3.6 ppt is among the lowest in Orange County — Laguna Beach's position away from major military installations and the coastal-focus of its land use keeps PFAS concentrations well below the higher levels found inland.
Geology & Source: Laguna Beach in Orange County is served by the Laguna Beach County Water District drawing from Metropolitan Water District (MWD) State Water Project (Feather River) supply — the SWP's northern California origin in Sierra Nevada and Klamath Mountain crystalline terrain produces naturally soft import water — the dominant SWP component produces moderately soft water at 61.5 mg/L for this coastal Orange County community.