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Read by an AI agent (a large language model) from the utility's official rate schedule, then audited by a second model against the same schedule.
Meter charge for a 5/8" meter: $31.44 per 2 months, which is $15.72/mo Tiered water use: 16.04 HCF per 2 months comes to $90.90, which is $45.45/mo SDCWA wholesale purchase charge ($0.57/HCF), SDCWA/MWD pass-through ($0.23/HCF) and SDCWA infrastructure access charge ($9.10 per 2 months) total $21.93, which is $10.97/mo Total: $72.14/mo
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Utility profile · CA
SWEETWATER AUTHORITY supplies water to about 190,000 people in Chula Vista, National City, and 2 other places in California. A typical household using 6,000 gallons a month pays an estimated $72.14, 24% above the national average.
Rates effective 2026-01-01
Updated Oct 2026
| Meter charge for a 5/8" meter | $31.44 |
| Total | $72.14 |
Monthly cost (6k gal) vs up to 10 nearest utilities with published rates. Click to navigate.
Population served and the municipalities covered by this utility's service area.
Boundaries from the EPA Water System Service Areas dataset. Not all utilities have mapped boundaries.
Municipalities served
Supply and provider classification from EPA records.
Named intake/well source and interconnections (who this utility buys from or sells to) aren't captured yet — tracked separately for a future update.
Annual bill as a share of median household income in the service area.
We don't yet systematically track whether a utility offers income-based or sliding-scale pricing separate from its standard rates — tracked separately for a future update.
This rate was extracted from SWEETWATER AUTHORITY's published tariff document by an AI research agent, then checked against a validation checklist before publishing. See the full methodology for how every utility on this site is sourced and scored.
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