Have a more current rate document? Submit the URL and we'll update our data.
You're about to open the source document we used to extract this utility's rate data.
This link points directly to a PDF and may trigger an automatic download in your browser.
Utility profile · CA
Updated Oct 2026
Beta. Rates are standardized estimates for comparison, not official bills.
Standardized to a 6,000 gallon/month residential bill on a 5/8"–3/4" meter.
Bill under review. We couldn't find a current, official rate schedule.
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 DARWIN COMMUNITY SERVICE DISTRICT'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.
Spot an error, or have a newer rate schedule?
whatwatercosts.org