Public Water Utilities in Zip Code 90280

Select your public water supply (PWS) from the list below. Water supplies are not necessarily mapped to ZIP codes so MyTapWater.org will return a list of the top water supplies in your area (ordered by population served). If you don’t recognize a name from the list — it will be on your water bill or yearly Consumer Confidence Report (CCR) — then you will likely be in the top one or two options.




Top 20 public water systems in Los Angeles county (by population):
Name Areas served Population served Contaminant count Violation count
Griffith Park County of Los Angeles 10,000,000 0 0
Los Angeles-city, Dept. Of Water & Power Los Angeles 4,061,504 433 6
Long Beach-city, Water Dept. Long Beach 484,958 46 0
Covina Irrigating Co. County of Los Angeles 369,102 0 1
Gswc - Southwest County of Los Angeles 272,199 173 3
San Gabriel Valley Water Co.-el Monte County of Los Angeles 248,000 215 2
Glendale-city, Water Dept. Glendale 201,668 150 1
Los Angeles Co Ww Dist 4 & 34-lancaster Alhambra 182,075 199 4
Suburban Water Systems-san Jose County of Los Angeles 171,182 221 2
Pasadena-city, Water Dept. Pasadena 162,176 141 4
Pomona - City, Water Dept. Pomona 155,604 247 1
California Water Service Co. - Ela County of Los Angeles 150,977 248 4
California Water Service Co. - Dominguez County of Los Angeles 142,654 189 3
Santa Clarita Water Division Santa Clarita 124,673 226 3
Palmdale Water Dist. Palmdale 116,183 91 4
Downey - City, Water Dept. Downey 112,866 79 4
Antelope Valley-east Kern Water Agency County of Los Angeles 107,659 0 1
Azusa Light And Water County of Los Angeles 106,400 82 1
Torrance-city, Water Dept. Torrance 106,141 51 25
Burbank-city, Water Dept. Burbank 105,110 66 2