Best Water Filter for San Jose, CA
Based on San Jose's actual water data - not generic recommendations.
Why San Jose Needs Water Filtration
PFAS levels in San Jose are 8.92 ppt, exceeding the EPA maximum contaminant level of 4 ppt. Chlorine residual is 1.7 mg/L, above the taste threshold. The right filter depends on which contaminants you want to address. Below are options that fit San Jose's specific water profile.
What San Jose Needs Filtered
PFAS removal requires either a whole-house granular activated carbon (GAC) filter or a point-of-use reverse osmosis system with NSF P473 certification. Chlorine is effectively removed by any activated carbon filter - whole-house systems treat every faucet and shower. Here are the best options for San Jose homes:
Systems Sized for San Jose
SpringWell CF1
City water homes concerned about chlorine, PFAS, and chemical contaminants Whole-house GAC treats every tap, including showers where PFAS exposure can also occur.
Aquasana EQ-1000
City water homes that want NSF-certified PFAS and lead removal Whole-house GAC treats every tap, including showers where PFAS exposure can also occur.
Waterdrop G3P800
Renters or homeowners who want the purest possible drinking water from a single tap Reverse osmosis removes 95%+ of PFAS, lead, and dissolved contaminants from drinking water.
Clearly Filtered Water Pitcher
Renters and apartments. NSF P473 certified for PFAS removal.
APEC ROES-50
Budget under-sink RO for lead, PFAS, arsenic, and TDS reduction. Reverse osmosis removes 95%+ of PFAS, lead, and dissolved contaminants from drinking water.
AquaTru Classic
Renters who want RO filtration without installation. Reverse osmosis removes 95%+ of PFAS, lead, and dissolved contaminants from drinking water.
SpringWell UF1
Under-sink filtration for chlorine, PFAS, and lead without RO waste water.
Brita Elite Filter Pitcher
Lead contamination - everyday pitcher
ZeroWater 10-Cup Pitcher
High-TDS areas wanting pure drinking water
Waterdrop G3P800 Under-Sink
Households that cook frequently - clean water on demand
Affiliate disclosure: CheckMyTap earns a commission if you buy through links on this page, at no extra cost to you. We only feature products from brands with affiliate programs - this means our selection is limited, not comprehensive. Product sizing and category recommendations are based on San Jose's water data. This is informational content, not professional advice. Consult a licensed plumber for installation decisions. Full disclosure
See San Jose's Full Water Report
These recommendations are based on San Jose's water hardness of 183 PPM, PFAS at 8.92 ppt, and lead at 4.5 ppb. For a complete breakdown of all contaminants and what they mean for your home: