El Cajon faucets wear out mostly from hard water scale and aging seals, and the city's older housing means plenty of original fixtures are still in service. A new cartridge or washer fixes most drips; a plumber will tell you when the faucet itself is finished. Call the number on this page to be connected with a local plumber in El Cajon.
Why do faucets in El Cajon scale up so quickly?
Two agencies deliver water in El Cajon, Helix Water District and Padre Dam Municipal Water District, and which one serves you depends on the address. Helix's water quality report puts its treated plant water at an average of about 206 mg/L as calcium carbonate, or roughly 12 grains per gallon. Every time a faucet dries out, a thin film of those minerals stays behind on the aerator screen, the spout tip and the edges of the cartridge. Over months it turns into a crust that blocks flow and roughens the sealing surfaces, which is when a single-lever handle starts to feel gritty and the spout starts to drip.
Helix also uses chloramines as its distribution disinfectant. Chloramine is stable and long lasting in the pipes, but it can slowly degrade rubber O-rings and washers, so the seals on an older faucet may be cracked even where the metal looks fine.
My house is from the 1970s. Is the faucet worth saving?
El Cajon's median home dates to about 1974, so many houses still carry original or second-generation fixtures. A sound two-handle compression faucet can usually be rebuilt with new washers and seats, and a decent cartridge faucet only needs a new cartridge. Replacement makes more sense when the body is cracked, the chrome is flaking, the brand no longer makes parts, or the angle stops and supply lines underneath are the original rigid tubing. In those cases a plumber often replaces the faucet, the stops and the supplies together, so the whole setup starts fresh.
Is a leaking faucet an emergency?
Usually not. A drip wastes water and leaves a stain but rarely causes damage overnight. It becomes urgent when a valve will not close, or when water is running into the cabinet and onto the floor. Close the angle stops under the sink, or the main shutoff if those are seized, and the problem can usually wait for a scheduled visit. For a broken valve at the meter, call Helix at 619-466-0585 or Padre Dam at (619) 448-3111, whichever serves the address.
A note on permits and paperwork
The City of El Cajon Building Safety Division handles permits, and the pages it publishes do not list specific rules for faucet work. A straight repair rarely needs one, but if you are adding a sink or rerouting supply lines, call the division at 619-441-1726 before work starts. Helix customers can also look up their service line material on the district's online map.
Faucet Repair questions in El Cajon
What does the mineral content of the local water do to faucet parts?
How does a plumber decide between rebuilding a faucet and replacing it?
Could an old faucet or the service line add lead to my drinking water?
The little valves under the sink are frozen in place. Should they be replaced?
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