Your tap water meets federal standards — but “legal” and “ideal” aren’t the same thing. The Environmental Working Group’s Tap Water Database has detected hundreds of contaminants in U.S. public water systems, many at levels above what independent scientists consider safe. Start by looking up your own water below, then match what you find to the right filtration.
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Check Your City’s Water
Enter your ZIP code to see what’s been detected in your local water supply.
Results come from EWG’s Tap Water Database, built from public water-utility records. iPhilter is not affiliated with EWG.
What Might Be in Your Water — and What Addresses It
This is a general educational guide. Filter performance varies by product — always check NSF/ANSI or WQA Gold Seal certification for the specific contaminants you want to reduce.
| Contaminant | Commonly addressed by |
|---|---|
| Chlorine & chloramine (taste and odor) | Carbon filtration, shower filters |
| Lead (older pipes and plumbing) | Reverse osmosis, carbon block filters certified to NSF/ANSI 53 |
| Fluoride (added by many utilities) | Reverse osmosis |
| PFAS “forever chemicals” (industrial contamination) | Reverse osmosis, activated carbon (look for NSF certification for PFAS) |
| Hardness minerals (scale buildup, dry skin) | Water softeners and conditioners |
| Sediment and rust | Sediment pre-filters |
| Nitrates (agricultural runoff) | Reverse osmosis |
Filtration Systems for Every Need
Reverse Osmosis Systems
The most thorough filtration for drinking water. Commonly reduces fluoride, lead, nitrates, PFAS and more.
iSpring RCC7 5-Stage Under-Sink Reverse Osmosis System
Why we picked it: NSF-certified 5-stage RO, the most popular under-sink system on Amazon.
Waterdrop G3P600 Tankless RO (WD-G3P600)
Why we picked it: Tankless 600 GPD, 8-stage RO with 2:1 pure-to-drain ratio and a smart faucet with TDS display; certified by IAPMO R&T to NSF/ANSI 58 & 372.
iSpring RCC7AK-UV 7-Stage Under-Sink RO with Alkaline Remineralization and UV Sterilizer
Why we picked it: 7-stage under-sink RO (75 GPD) with alkaline remineralization and a built-in UV sterilizer — iSpring’s fully loaded tank model. The RO system is certified to NSF/ANSI 58; the UV stage is not validated to NSF/ANSI 55 (per iSpring’s Amazon listing). The UV stage makes it a strong choice for well water, where microorganisms are a concern. Includes storage tank and dedicated faucet.
iSpring RCC7P-AK 6-Stage Under-Sink RO with Booster Pump and Alkaline Remineralization
Why we picked it: 6-stage under-sink RO (75 GPD) with a built-in electric booster pump plus alkaline remineralization. The booster pump keeps performance consistent in homes with low water pressure and produces less wastewater than pumpless models. Includes storage tank and dedicated faucet. No NSF certification found on the listing.
iSpring RO500AK Tankless 500 GPD RO with Alkaline Remineralization (Oil-Rubbed Black Faucet)
Why we picked it: Tankless 500 GPD RO with natural-pH alkaline remineralization and a smart faucet that displays real-time TDS. Its 2:1 pure-to-drain ratio wastes far less water than conventional RO systems. NSF 58 certified for TDS reduction (per iSpring). Tankless design saves under-sink space but requires an electrical outlet.
Waterdrop G3P800 Tankless RO System (WD-G3P800-W)
Why we picked it: The bigger sibling of the G3P600 — 800 GPD tankless RO with 3:1 pure-to-drain ratio and smart faucet; certified to NSF/ANSI 42, 53, 58 & 372.
Shower Filters
Reduce chlorine and harsh minerals where your skin and hair meet water every day.
Sprite Slim-Line 2 Universal Shower Filter (SL2-CM)
Why we picked it: Certified to NSF/ANSI 177; fits between any standard shower arm and existing shower head; Dial-A-Date replacement indicator.
Sprite Showers Pure 7-Setting Filtered Showerhead (1.75 GPM)
Alternate pick: All-in-one filtered showerhead — the filter lives inside the head itself, so one purchase covers both. Seven spray settings, WaterSense 1.75 GPM, and Chlorgon media for chlorine, dirt, and odors. The replaceable SLC cartridge is rated about 6 months or 10,000 gallons and is NSF/ANSI 177 certified. Trade-off vs. the Slim-Line 2 above: you’re committing to Sprite’s shower head instead of keeping your own.
Aquasana AQ-4100NSH Shower Filter (Use-Your-Own-Showerhead)
Why we picked it: Tested to NSF/ANSI 177; 10,000-gallon / 6-month cartridge, 2.5 GPM flow, KDF + coconut-shell carbon media and 90%+ chlorine reduction. Not certified — only the filter media carries an NSF/ANSI 61 material-safety listing.
AquaBliss SF100 High Output Revitalizing Shower Filter (Chrome)
Why we picked it: The popular pick — multi-stage cartridge (redox media, calcium sulfite, coconut-shell carbon, vitamin C) targeting chlorine, pesticides, pharmaceuticals, dirt, odors, and scale buildup. The #1 showerhead filter on Amazon — and the one running in my own shower.
Countertop Units
Serious filtration with zero installation. Set it on the counter and pour.
AquaTru Carafe Countertop RO Purifier
Why we picked it: 4-stage Ultra RO with a glass carafe and no plumbing required — ideal for renters. IAPMO R&T certified to NSF/ANSI 42, 53, 58 and 401.
Alexapure Pro Stainless Steel Gravity Water System
Why we picked it: No-plumbing gravity system with a 5,000-gallon capacity, claiming reduction of 200+ contaminants including lead, fluoride and bacteria. No third-party certification found — claims are the manufacturer’s own.
AquaTru Classic Countertop RO Purifier
Why we picked it: 4-stage countertop RO, IAPMO R&T certified to NSF/ANSI 42, 53, 58, 401 and 372 — certified for lead, fluoride, PFOA/PFOS, chromium-6, arsenic and more. The premium no-plumbing countertop pick.
SimPure Y7P-BW UV Countertop RO System
Why we picked it: NSF/ANSI 58 certified 5-stage countertop RO with UV sterilization and a 4:1 pure-to-drain ratio — the water-efficiency pick in countertop RO.
Bluevua RO100ROPOT Countertop RO System
Why we picked it: 5-stage countertop RO with remineralization and a glass carafe, WQA certified — a top-3 category bestseller with 4.6 stars from 3,600+ ratings.
Aquasana Clean Water Machine (AQ-CWM2)
Why we picked it: Countertop filtration with no plumbing — fill it from the tap and pour.
Certification: WQA-certified to NSF/ANSI 53 for lead, PFOA, PFOS, mercury, asbestos, cysts, MTBE and VOCs; to NSF/ANSI 42 for chlorine and chloramine; and to NSF/ANSI 401 for 16 claims including microplastics.
The tradeoff: filters are rated 300 gallons / about 6 months, with no fluoride or arsenic claim; about $1,061 over five years at list prices for a household of three.
Ninja HydraSense Countertop Water Filtration System (WF1001)
Why we picked it: Countertop filtration with no plumbing — fill it from the tap and pour.
Certification: IAPMO-certified to NSF/ANSI 53 for Total PFAS, lead, mercury, cadmium and VOCs; to NSF/ANSI 42 for chlorine, taste and odor, chloramine and particulate Class I; and to NSF/ANSI 401 for 14 claims including microplastics.
The tradeoff: filters are rated 120 gallons at $39.99 each — roughly one every 40 days at 3 gallons a day; about $2,050 over five years, with no fluoride or arsenic claim.
Bluevua RO100ROPOT-Lite Countertop RO System
Why we picked it: Countertop reverse osmosis with no plumbing — set it on the counter and pour.
Certification: WQA-certified to NSF/ANSI 58 for lead, cadmium, trivalent chromium and TDS.
The tradeoff: the lowest five-year cost of the countertop picks, about $805, with no PFAS, fluoride or arsenic claim.
WARNING: Bluevua’s UV and Travel versions are listed without the lead claim — check the model.
Under-Sink Drinking Water Systems
Full-strength filtration at the kitchen sink, without reverse osmosis.
Pentair Everpure H-1200 Dual-Cartridge Drinking Water System (EV9282-00)
Why we picked it: Certified by NSF International to NSF/ANSI 42, 53, and 401, with IAPMO R&T certification to NSF/ANSI 53 for PFOA/PFOS. Published test data shows 99.3% lead reduction and 99.9% chloroform (VOC/THM surrogate) reduction; also reduces cysts, MTBE, chlorine and chloramine. 1,000-gallon capacity, 0.5-micron precoat filtration, under-sink installation with dedicated faucet.
Waterdrop 10UA Under-Sink Filter System (WD-10UA)
Why we picked it: Direct-connect under-sink filter with 11,000-gallon capacity. Certified by IAPMO R&T to NSF/ANSI 42 (chlorine taste and odor) and NSF/ANSI 372 (lead-free materials); lead and PFAS reduction are third-party tested, not certified. Reduces chlorine while keeping beneficial minerals — 4,000+ bought in the past month.
Faucet-Mount Filters
Twist one onto your faucet in seconds — filtered water on demand with no counter space sacrificed.
PUR PLUS Vertical Faucet Mount Filtration System
Why we picked it: NSF/WQA certified to reduce 70 contaminants including lead; a bestseller in faucet-mount filters.
Update: The PUR PLUS faucet filter (RF-9999) is IAPMO R&T-certified to NSF/ANSI 53 for Total PFAS reduction, in addition to lead and mercury.
Brita Elite Advanced Faucet Water Filter System (White)
Why we picked it: Brita’s carbon-block faucet mount — certified to reduce chlorine taste and odor, with Brita claiming 99% lead reduction and 60+ other contaminants reduced. Three spray options, built-in filter indicator, ~4-month filter life, and a 19,000+ review track record at 4.3 stars. One catch: it fits standard faucets only, not pull-out or spray-style faucets.
Whole-Home Conditioning
Treat every tap in the house. Softeners and conditioners tackle hard water at the source.
Fleck 5600SXT 48,000 Grain Water Softener
Why we picked it: Metered on-demand regeneration with 48,000-grain capacity — softens water for the whole house.
iSpring WCS45KG Whole House Water Softener
Why we picked it: 45,000-grain capacity, 26 GPM peak flow, automatic backwash and pre-filled resin for homes up to ~5,000 sq ft. SGS-tested only — not certified.
Buying a big-ticket system? Get a quote first.
Amazon’s fine for filters and small stuff. But for whole-home systems — softeners, backwashing carbon tanks, combos — contact me before you buy. I work directly with suppliers and drop-ship, which often beats the online price.
Carbon Filtration
The workhorse of water filtration. Better taste and odor by reducing chlorine and common chemicals.
Aquasana Rhino EQ-1000 Whole House Water Filter System
Why we picked it: Independently tested to NSF/ANSI 42 with up to 97% chlorine reduction and a 1,000,000-gallon rating.
iSpring WGB32B 3-Stage Whole House Water Filter
Why we picked it: 100,000-gallon capacity, up to 99% chlorine reduction, 15 GPM flow with a 20″ sediment filter and two CTO carbon blocks. Third-party tested to meet NSF/ANSI standards — not a certification.
American Water Systems Backwashing Carbon Filter (Fleck 5600SXT)
Backwashing carbon tank with a Fleck 5600SXT digital valve — built for whole-home chlorine and chloramine removal on city water.
Certification: no system-level third-party certification found (checked WQA, NSF, and IAPMO listings, October 2026).
A note on control valves: Fleck vs. Clack vs. Autotrol
A backwashing carbon tank is only as good as the valve sitting on top of it — that’s the part that runs the backwash. Three names run this world:
Fleck 5600SXT — the one you’ll actually find for sale online. It’s in every backwashing carbon listing worth buying, parts are everywhere, any water tech can service it, and the warranty is real. Buying on Amazon? You’re buying Fleck.
Clack WS1 — the valve the pros swear by: better flow, easier to service, beautifully built. The catch: Clack forbids internet sales, so you won’t find it on Amazon — anything you see online is gray-market with no factory warranty behind it. Clack comes through a local dealer.
Autotrol — solid valves, but they barely show up in carbon-tank listings. A non-factor for most shoppers.
Bottom line: shopping online, buy Fleck. Working with a local pro, ask about Clack.
Whole-House Iron & Sulfur Treatment (POE)
The pro-grade fixes for rotten-egg smell, orange stains, and metallic taste from well water. These aren’t plug-and-play like a pitcher filter — each one is sized from your test numbers (iron ppm, pH, flow rate, well-pump output). Test first, then size: run the field tests and lab panel in our Well Water Testing Guide, then match the system to your numbers.
AFWFilters Air Injection Platinum 1.5 cu ft — Iron, Sulfur & Manganese System
Why we picked it: Platinum-series air injection system using Filox (manganese dioxide) media — rated up to 20 ppm iron, 15 ppm hydrogen sulfide, and 6 ppm manganese with no chemicals or salt. Fleck 2510SXT digital control head with stainless bypass. The step-up from the Silver series for tougher well water.
Stenner 85MHP17 Peristaltic Chemical Feed Pump
Why we picked it: Precision chlorine injection for the tough cases — high iron/sulfur levels, iron bacteria, and disinfection. The adjustable dial sets the exact dose from your test results. Honest note: the pump is one part of a system — you’ll also need a solution tank, injection check valve, retention tank, and a carbon filter downstream to remove excess chlorine. The one piece you won’t find on Amazon: the retention tank itself — it’s dealer-only equipment, roughly $795–$799 through water-treatment dealers, sized by your flow rate (about 20 gallons of tank per 1 GPM of flow for proper contact time).
A word on ozone — it’s the strongest oxidizer of the bunch and kills bacteria with no chemicals to refill, but complete whole-house ozone systems are pro/dealer equipment (they need off-gas venting, a contact tank, and proper design), not a DIY kit you’ll find on Amazon. If a local water-treatment pro sizes one for your well, that’s a legitimate path.
Whole-House Reverse Osmosis (POE)
The nuclear option — for very high-TDS or brackish well water where nothing else gets the numbers down. An honest word first: a true turnkey whole-house RO package (RO unit + 200–300 gallon atmospheric storage tank + repressurization pump + pretreatment) is dealer territory at $5,000–$8,000+ installed through water-treatment pros. The two systems below are the highest-capacity RO units sold on Amazon — commercial-grade units marketed for home use that a pro can build a whole-house setup around.
iSpring CRO1000 4-Stage Tankless Commercial RO System
Why we picked it: 1000 GPD tankless commercial RO marketed for house use — 0.7 GPM on-demand flow, built-in pressure gauges, removes 99%+ of 1,000+ contaminants including TDS, lead, fluoride, and arsenic. Honest note: this is a commercial unit, not a turnkey whole-house system — for whole-house use a pro feeds it into a storage tank with a repressurization pump, and well water needs full pre-treatment (sediment, carbon, iron/softening) before it ever touches the membrane.
iSpring RCS5T Commercial Tankless RO System
Why we picked it: 500 GPD tankless commercial RO with built-in booster pump and pressure gauge — the smaller sibling of the CRO1000, a high-demand drinking and cooking water unit for households and small offices. Honest note: same deal as above — for whole-house duty it needs a storage tank and repressurization pump sized by a pro, plus pre-treatment on well water.
Two things you’ll buy from a water-treatment dealer, not Amazon: the atmospheric storage tank (a 200–300 gallon FDA/NSF-61 polyethylene tank — Norwesco, Ace Roto-Mold, or AFWFilters’ RO-specific tank — ships by truck freight, sized to household demand) and the full turnkey package if you’d rather have a pro design and install the whole thing. And start with a full water analysis either way — plus plan on a remineralizer, because RO water is aggressive to copper plumbing.
Pitchers & Dispensers
The simplest start. Filtered water in minutes, no tools required.
Brita Everyday 10-Cup Pitcher with Elite Filter
Why we picked it: The Elite filter reduces 99% of lead in a family-size 10-cup pitcher. WQA-certified to NSF/ANSI 42, 53, and 401, plus IAPMO R&T certification to NSF/ANSI 53 for PFOA/PFOS.
ZeroWater 12-Cup Ready-Read 5-Stage Pitcher (ZP-012-RR)
Why we picked it: IAPMO-certified to NSF/ANSI 42 & 53; 5-stage ion exchange, 99.6% TDS removal and a built-in TDS meter included. Reduces lead, chromium, PFOA/PFOS and mercury.
ZeroWater 12-Cup Ready-Pour 5-Stage Water Filter Pitcher (ZD-012-RP)
Why we picked it: The “prove it” pitcher. ZeroWater’s 5-stage ion-exchange filter takes total dissolved solids to near zero — it’s the only pour-through pitcher NSF certified to reduce lead (plus chromium and PFOA/PFOS), and the included TDS meter lets you verify the claim yourself instead of trusting a label. Change the filter when the meter reads 006. The honest trade-offs: replacement filters run about $13–15 each and die fast in high-TDS water — months on city water, potentially weeks on heavy well water — and because it strips everything including beneficial minerals, the water can taste flat next to a carbon pitcher.
Drinking Water UV Systems
Chemical-free disinfection for your drinking water. UV light neutralizes bacteria, viruses and other microorganisms without changing taste.
iSpring UVF11A Under-Sink UV Filter
Why we picked it: 11W UV add-on with a smart flow sensor — a final microbial polish for RO systems.
HQUA-OWS-6 Under-Sink UV Water Purifier (25W, 6 GPM, 110V)
Why we picked it: A budget contrast to the iSpring UVF11A — 6 GPM point-of-use UV, an extra UV tube included in the box, 304 stainless steel + quartz glass construction. No third-party certification found.
Whole-Home UV Systems
Protect every tap in the house. Whole-home UV disinfection guards against microorganisms throughout your entire plumbing system.
iSpring UVF55FS Whole House UV Water Filter
Why we picked it: 55W, 12 GPM whole-house UV with a smart flow sensor.
VIQUA UVMax D4 (650694-R) UV Sterilizer
Why we picked it: A premium contrast to the iSpring UVF55FS — 12 GPM at 30 mJ/cm² (up to 23 GPM at 16 mJ/cm²), 50W lamp, 3/4″ MNPT connections and a 10-year chamber warranty. Not NSF-validated — no certification claimed (the NSF/ANSI 55 Class B validation applies only to the D4-V variant, not this one).
Sediment Pre-Filter Housings
The first line of defense. Pre-filter housings catch sand, rust and sediment before they reach — and wear out — your main filtration system.
SimPure DB10C 10 x 4.5 in. Filter Housing
Why we picked it: Big-blue housing with brass ports and a clear sump — an Amazon’s Choice pick.
iSpring WSP50ARJ Spin-Down Sediment Filter (50 Micron, Jumbo)
Why we picked it: Jumbo 1-gallon capacity spin-down filter at 50 microns with 25 GPM flow, a reusable stainless steel screen and auto-flush module — no cartridge replacements. The manufacturer claims NSF/ANSI 372 lead-free materials; this is a manufacturer materials claim, not a performance certification.
Replacement Filters
Keep every system running at its best. Stock replacement cartridges for sediment, carbon, RO and UV systems so clean water never stops.
iSpring F7-GAC 1-Year Replacement Filter Pack
Why we picked it: 7-piece replacement filter pack for RCC7 and standard 5-stage RO housings — a year’s worth of cartridges.
Express Water 5-Year RO Filter Set (FLTSETC10G10S10)
Why we picked it: 30 filters (10 SED + 10 GAC + 10 ACB) — about 5 years of supply for standard 10″ housings. No verifiable certification.
iSpring F3 6-Month Prefilter Replacement Pack
Why we picked it: NSF-certified 3-filter prefilter set (sediment + GAC + carbon block) for standard RO systems — the routine 6-month refresh that protects the RO membrane.
TDS Meters
Know your numbers. A handheld TDS meter gives you an instant reading of total dissolved solids so you can check your water — and verify your filter is doing its job.
HM Digital TDS-3 Handheld TDS Meter
Why we picked it: The pro-standard pocket TDS meter for checking filter performance.
HM Digital TDS-EZ Water Quality Tester
Why we picked it: Budget TDS pen from the same maker as the TDS-3 — 0–9990 ppm range, ±3% accuracy, ~1,000-hour battery with auto-off. No filtration certification applies to instruments.
HM Digital COM-100 EC/TDS/Temperature Combo Meter
Why we picked it: Pro-grade EC/TDS/temperature combo meter — the step up from the TDS-3. Simultaneous temperature display on the screen (handy for checking RO feed-water temperature), waterproof IP67 housing, ±2% accuracy, and a replaceable sensor. The one for anyone serious about filter diagnostics.
pH Test Meters
pH tells you whether your water — or your filter — is doing what it should. A pocket pH meter verifies post-RO remineralization and checks source-water acidity.
Apera Instruments PH20 Waterproof pH Tester Kit
Why we picked it: The value pick in pocket pH testers — ±0.1 pH accuracy, auto temperature compensation, waterproof, and it ships as a complete kit with calibration buffers. For checking pH after remineralization or alkaline stages. Honest note: pH probes need occasional calibration and proper storage — maintain it, or stick with test drops.
Post-RO pH & Remineralization Filters
Reverse osmosis strips the good with the bad. Post-RO alkaline and remineralization filters add healthy minerals back and balance pH for better-tasting water.
iSpring FA15 Alkaline Remineralization Filter
Why we picked it: NSF-certified inline filter that restores calcium and magnesium and balances pH in RO water.
APEC FI-PHPLUS-QC 10″ Alkaline Water Filter
Why we picked it: Calcium carbonate pH boost, US-made media with no glues or binders, universal 1/4″ quick-connect inline add-on. The manufacturer claims external NSF testing per its Amazon attribute line — never presented as certified.
RO Booster Pumps
Low water pressure starves an RO system. A booster pump raises feed pressure for faster production, less wastewater and longer membrane life.
Aquatec 6800 Booster Pump Kit
Why we picked it: Made-in-USA pump kit that boosts low-pressure RO systems to full working pressure.
Aquatec 8800 Booster Pump Kit
Why we picked it: Boosts 30–40 psi feed water to 60–80 psi, rated for RO systems up to 200 GPD — roughly twice the 6800’s capacity. No third-party certification found.
Water Test Kits
You can’t filter what you haven’t measured. A home test kit tells you exactly what’s in your tap before you spend a dollar on filtration.
Safe Home DIY Lead in Drinking Water Test Kit
Why we picked it: 5-minute at-home lead test with three detection levels down to 4 ppb — the #1 selling lead test kit in the world, from the only brand with the Good Housekeeping Seal.
TESPERT 16-in-1 Drinking Water Test Strips (125 Count)
Why we picked it: The screening workhorse — 16 parameters (hardness, pH, iron, lead, copper, chlorine, nitrate/nitrite, alkalinity, and more) with 125 strips per bottle. The best-selling drinking-water strip on Amazon. Honest note: strips screen, they don’t decide — color-matching is approximate, and anything important deserves a lab test.
Viotiin E. Coli & Coliform Bacteria Water Test Kit (4-Pack)
Why we picked it: A first-alert bacteria screen — EPA-approved-method presence/absence test with results in 24–48 hours, 4 tests per pack. The straightforward way to check between annual lab tests. A positive result means get the lab test.
Portable & Emergency Filters
For hiking, travel and emergency kits — safe drinking water from almost any freshwater source, no power or plumbing needed.
Sawyer Squeeze (SP129) — Our Top Pick
Why we picked it: 0.1-micron hollow-fiber filter rated up to 100,000 gallons, weighs about 3 oz, and includes two 32-oz squeeze pouches. Faster flow and far longer filter life than straw-style filters — the thru-hiker favorite for a reason.
Sawyer MINI (SP128) — Budget Pick
Why we picked it: Same 0.1-micron filtration in a 2-oz pocket-size filter, rated up to 100,000 gallons. An unbeatable backup for go-bags, glove boxes, and travel.
LifeStraw Personal Water Filter
Why we picked it: The iconic filter straw — removes 99.999999% of bacteria and 99.999% of parasites and microplastics; #1 in Camping & Hiking Water Filters.
Countertop Water Distillers
Distillation boils water and re-condenses the steam, leaving virtually all dissolved solids behind — the most complete single-step purification for drinking water.
CO-Z 1.1-Gallon Countertop Water Distiller (DWD-BS01-00)
Why we picked it: 4L stainless-steel distiller with a glass collection pot — distills about a gallon per cycle with no filters to replace.
RV & Garden Hose Filters
Hook one between the spigot and your hose for cleaner water on the road, in the garden or at the campsite.
Camco TastePure RV/Marine Water Filter (40043)
Why we picked it: Inline GAC + KDF filter with flexible hose protector — reduces chlorine, bad taste, odor and sediment; #1 in RV freshwater filtration. Certified to NSF/ANSI 372 for lead-free materials — a materials/lead-content certification, not a filtration-performance certification.
Fluoride-Removal Pitchers
Most standard pitchers don’t touch fluoride. These are built specifically to reduce it.
Clearly Filtered No.1 Filtered Water Pitcher (P-V3)
Why we picked it: Targets 365+ contaminants including fluoride, lead and PFAS with a 100-gallon filter life — the fluoride-removal name in pitchers.
On well water? The EWG database only covers public water systems. Contact your county extension office about low-cost well testing options near you. Product picks for each category are coming soon to the iPhilter shop.