{"key":"wateruse","title":"Water, by the person","headline":{"value":"106 gal/day","label":"residential water use per person in Chico, September 2025 to August 2026 (the latest twelve months the state board has posted) — 1.2× the state average; September uses 3.0× what March does, the 9th-largest summer swing among the 187 suppliers serving 50,000 or more"},"facts":{"supplier":"California Water Service Company Chico 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of Redding","ratio":3.56,"population":176904},{"rank":2,"supplier":"City of Folsom","ratio":3.08,"population":84286},{"rank":3,"supplier":"Placer County Water Agency","ratio":2.93,"population":121081},{"rank":4,"supplier":"California Water Service Company Bear Gulch","ratio":2.78,"population":61431},{"rank":5,"supplier":"Nevada Irrigation District","ratio":2.77,"population":54196},{"rank":6,"supplier":"South Tahoe Public Utility District","ratio":2.74,"population":117013},{"rank":7,"supplier":"City of Lincoln","ratio":2.73,"population":54538},{"rank":8,"supplier":"Sacramento Suburban Water District","ratio":2.6,"population":194444},{"rank":9,"supplier":"California Water Service Company Chico District","ratio":2.59,"population":116724},{"rank":10,"supplier":"City of Roseville","ratio":2.57,"population":155612},{"rank":11,"supplier":"El Dorado Irrigation District","ratio":2.5,"population":133106},{"rank":12,"supplier":"City of Lodi","ratio":2.47,"population":68272},{"rank":13,"supplier":"City of Davis","ratio":2.42,"population":71698},{"rank":14,"supplier":"City of Turlock","ratio":2.38,"population":74820},{"rank":15,"supplier":"City of Fresno","ratio":2.32,"population":1095213},{"rank":16,"supplier":"Yuba City","ratio":2.31,"population":75322},{"rank":17,"supplier":"City of Tulare","ratio":2.31,"population":72131},{"rank":18,"supplier":"City of Manteca","ratio":2.3,"population":84928},{"rank":19,"supplier":"City of Bakersfield","ratio":2.25,"population":160144},{"rank":20,"supplier":"City of Brentwood","ratio":2.24,"population":64513},{"rank":21,"supplier":"Yucaipa Valley Water District","ratio":2.2,"population":52010},{"rank":22,"supplier":"City of West Sacramento","ratio":2.18,"population":53355},{"rank":23,"supplier":"California Water Service Company Visalia","ratio":2.16,"population":149350},{"rank":24,"supplier":"California Water Service Company Livermore","ratio":2.15,"population":60414},{"rank":25,"supplier":"Sacramento County Water Agency","ratio":2.14,"population":226496}]},"sources":[{"name":"State Water Resources Control Board — per-supplier water supply and demand (urban water use reporting)","url":"https://data.ca.gov/dataset/urws-conservation-supply-demand","note":"supplier \"California Water Service Company Chico District\"; every supplier for the statewide mean and the swing ranking"}],"method":"R-gpcd is the board's residential gallons per capita per day: metered residential demand in a month over the population served, by day, from the board's per-supplier supply-and-demand table, which reports every month from June 2014 on one method. The headline is the mean of the twelve months to August 2026, the latest the dataset holds; the statewide figure is the mean over all suppliers with a positive r-gpcd under 1,000 for each of those same months, then over the twelve. The summer swing is the July–August mean over the December–February mean across the 36 months to August 2026, and the peak-to-trough ratio the highest calendar month's mean over the lowest; the ranking applies the same two-season ratio to every supplier serving 50,000 or more with at least 24 reported months. The trend is the Theil–Sen slope of the twelve-month rolling mean for windows ending 2016-01 onward, in gallons per person per day per year. Production is potable supply less water sold to other systems and agricultural deliveries, summed over the latest calendar year with all twelve months; an acre-foot is 325,851 gallons.","fetched_at":"2026-11-02T00:21:51.907Z"}