CoronadoHome costs

Coronado water and sewer rates

At typical use (9 units, about 6,700 gallons a month), a Coronado house pays about $90 a month for water: about $1,080 a year. Sewer is billed on the property tax bill instead. Estimated from public rates, not anyone's actual bill.

Who supplies water to Coronado houses, what it costs, and how the sewer charge works.

California American Water (Coronado)

Schedule SOU-1 San Diego Service Area, effective January 1, 2026: residential quantity rates per 100 gallons (CGL) in four tiers (first 85 CGL, next 50, next 163, over 298), plus a monthly service charge of $25.95 for a 5/8x3/4-inch meter.

Use a monthPrice per 1,000 gallons
Fixed charge$25.95 a month
0 to 8.5 thousand gallons$9.51
8.5 to 13.5 thousand gallons$11.09
13.5 to 29.8 thousand gallons$12.46
29.8 to more$14.06

Sewer

The City's flat sewer rate for a Single Family Unit is $55.48 a month for fiscal year 2026-27; the City collects sewer charges on the tax roll for the majority of its customers.

How Coronado compares with nearby cities

Water, a month

  1. National City · 3 mi$79
  2. Chula Vista · 8 mi$79
  3. Coronado$90
  4. Lemon Grove · 9 mi$110
  5. La Mesa · 11 mi$110
  6. San Diego · 11 mi$116

Water only, at each city's typical use; sewer is left out because some cities bill it on the tax bill.

Sources

  1. amwater.com southern20rate20schedule.pdf

Checked October 28, 2026. Every number here comes from the public sources listed, matched by our checker.

Rates change every year; this page shows when it was last checked. Nothing here is legal, tax or insurance advice.

Water bill in other California cities

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