Buying guides
Our ranked well water buying guides. Each pick is explained, each list states how it was chosen, and each is kept current.
- Acid Neutralizer for Well Water: Calcite Picks for Low pH
An acid neutralizer for well water raises low pH with calcite, plus Corosex below pH 6. Four systems compared by flow, tank size and backwash needs.
- Best Water Softener: 6 Picks by Household and Hardness
The best water softener is a metered unit sized to your hardness and household. Six picks for large homes, small homes, smart controls, certification and iron.
- Best Whole House Water Filter: City vs Well Water Picks
The best whole house water filter depends on your source. City water needs chlorine or chloramine removal; well water needs iron and sulfur treatment.
- Iron Filter for Well Water: 4 Picks by Media and Iron Limit
Pick an iron filter for well water by your iron ppm, sulfur and pH. Four air-injection systems compared on rated limits, media conditions and backwash needs.
- Reverse Osmosis System for Well Water: 4 Units Compared
Buy an RO system for well water on its NSF/ANSI 58 claim for your contaminant, and fix bacteria, iron and hardness first. Four units compared.
- Salt-Free Water Softener: 5 Conditioners and Their Limits
Salt-free softeners reduce scale but leave hardness in the water. Five conditioners compared by their stated hardness, iron and pH limits.
- Sediment Filter for Well Water: Spin-Down and Cartridge
For well water, put a reusable spin-down sediment filter first and a 5-micron cartridge after it. Four filters compared by micron, flow and port size.
- Shallow Well Pump: 5 Jet Pumps for Water Within 25 Feet
A shallow well jet pump lifts water 25 ft at most, friction included. Five shallow and convertible jet pumps compared on gpm at 40 psi by lift.
- Submersible Well Pump: Four 1/2 HP 2-Wire Pumps Compared
Choose a submersible well pump by flow at your total dynamic head, not horsepower. Four 1/2 HP 2-wire 4-inch pumps compared on head and depth.
- UV Water Filter for Whole House Well Water: 5 Units Compared
Size a whole-house UV system by its flow at 40 mJ/cm², not its headline gpm, and remove iron and hardness first. Five well-water UV units compared.
- Water Softener for Well Water: 5 Picks Matched to Iron
Pick a well water softener by your iron and odor test results. Combo systems for iron and sulfur, fine-mesh resin for up to 10 ppm, metered units for low iron.
- Well Water Filtration System: 4 Picks by Test Result
The right well water filtration system is the one rated for your iron, sulfur, manganese and pH numbers. Four whole-house picks compared by spec.
- Well Water Test Kit: Strips, Mail-In Kits, Certified Labs
For bacteria and nitrate, use a state-certified lab. Kits screen and help size treatment. Five strip, vial and mail-in kits compared by what they detect.