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Service Area

Boundaries from the EPA Water System Service Areas dataset. Not all utilities have mapped boundaries.

How we calculated this
Extracted by: codex/gpt-5.6-terra · 08/13/2026
Source:
Fixed: $38.93/mo
Volume: 6,000 gal = 6000.00 gal
  0–85 gal  ×  $0.6657/gal  =  $56.58
  85–135 gal  ×  $0.7766/gal  =  $38.83
  135–298 gal  ×  $0.8727/gal  =  $142.25
  298–6000.00 gal  ×  $0.9844/gal  =  $5613.05
Total: $38.93 + $5850.71 = $5889.64/mo

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ROSEMEAD, CA Water Rates — CAL AMERICAN WATER CO

CAL AMERICAN WATER CO serves 66,809 people in ROSEMEAD, CA. The monthly residential water bill at 6,000 gallons is $5889.64, 11158% above the national average of $52.31.

Municipalities served

Thousand Oaks
Updated Aug 2026

Beta. Data is actively being expanded. Results may vary. if something looks off.

Monthly Rate

$5889.64 / 6k gal
+11158% vs natl avg

Volumetric Rate

$981.61 / 1k gal

Population Served

66,809

Water Burden

51.4% of income (annual)
of median area income · affordability threshold: 2%

Details

Provider Type
Private
Primary Source
SWP
Data Quality
flagged
Rate Source
PWSID
CA5610040

Methodology

Rates are standardized to 6,000 gallons per month for a typical residential consumer with a 5/8" or 3/4" meter. Includes fixed base charges and volumetric charges. Excludes taxes, sewer fees, and other surcharges.

Full methodology ↗