Water Heater Replacement
Leaking tank, 40 to 50 gallon gas swap.
Read about itFremont, CA · Answered 24/7
Fremont is just up I-880 from our North San Jose office. Its water comes from a district that blends several sources, and that shapes a lot of the plumbing work we do there.
Fremont is a short drive up I-880 from our North San Jose service office, and phones are answered 24/7. Fremont's water comes from the Alameda County Water District, which blends San Francisco water, State Water Project water and harder local groundwater, so hardness changes from one part of the city to another.
The Alameda County Water District serves Fremont, Newark and Union City from four sources: San Francisco's Hetch Hetchy water, State Water Project water, local Niles Cone groundwater, and desalinated brackish groundwater from the Newark Desalination Facility. A blending facility mixes softer San Francisco water with the harder local groundwater before delivery, mainly to north Fremont, Union City and parts of Newark.
So a house in north Fremont and one in the south of the city can see different scale on fixtures and inside heaters. We test at the tap before recommending a softener or filtration.
Where the water is harder, tank heaters collect sediment faster and tankless heat exchangers scale up. A water heater replacement is the right call when a tank has failed; when it has not, a flush and an anode check under water heater maintenance can add years. Tankless owners should plan on yearly descaling.

The other regular Fremont calls are kitchen and main-line clogs, leaks, and sewer laterals. Lateral work is permitted through the city, and a camera inspection comes first so the repair matches the problem.
Most called for in Fremont
Leaking tank, 40 to 50 gallon gas swap.
Read about itTank flush for sediment, anode rod check and replacement.
Read about itSalt softener sizing, bypass loop plumbing.
Read about itWhole-house carbon filter, under-sink reverse osmosis.
Read about itKitchen sink and grease, bathroom sink and hair.
Read about itPre-purchase sewer lateral inspection, post-cleaning verification.
Read about itPlaces we cover here
FAQ
The water district blends softer San Francisco water with harder local groundwater, and the mix varies by area.
Part of the district's supply does, mainly serving Newark.
Once a year is a good rule where the water is harder.
It is a short drive up I-880 from our office.
Yes, for heaters, repipes, gas and sewer work.
Call any hour; a dispatcher answers and sends a plumber from North San Jose.
Reach us
All American Plumbing service office
1912 O'Toole Way, San Jose, CA 95131