# The Well Guide > Independent resource for private well owners on pumps, pressure tanks, water testing, treatment, and contaminant remediation. The Well Guide is an independent publication for the 15 percent of U.S. homeowners on private wells. Content covers well drilling, pump replacement, pressure tanks, water testing, treatment systems (softeners, iron filters, whole-house filtration), contaminant guides (arsenic, iron, sulfur, bacteria), and problem diagnosis. Cost guides and calculators return real 2026 estimates for drilling, pump replacement, treatment, and testing. Free quotes for well work are available through partner Networx. ## Cost Guides & Calculators - [Well Pressure Tank Replacement Cost 2026: What You'll Actually Pay](https://www.thewell.guide/cost-guides/pressure-tank-replacement-cost): Well pressure tank replacement costs $450 to $1,500 for most homes. Covers tank prices by size, labor rates, DIY vs professional, and what drives the price up or down. - [Well Drilling Cost: What Homeowners Actually Pay in 2026](https://www.thewell.guide/cost-guides/well-drilling-cost): The complete well drilling cost guide for 2026. Per-foot rates, all-in system costs by depth, regional differences, and what to ask before you sign. - [Well Drilling Cost Calculator (2026): Estimate New Water Well Cost](https://www.thewell.guide/cost-guides/well-drilling-cost-calculator): Use our 2026 well drilling cost calculator to estimate what you will pay to drill and equip a new residential water well based on depth, geology, casing size, system type, and region. - [Well Pump Replacement Cost 2026: What You'll Actually Pay](https://www.thewell.guide/cost-guides/well-pump-replacement-cost): Well pump replacement costs $400 to $2,000 for the pump plus $200 to $800 in labor. Covers submersible vs jet pump replacement, when repair makes more sense, and how to get an accurate quote. - [Well Pump Replacement Cost Calculator (2026): How Much Does a Well Pump Replacement Cost?](https://www.thewell.guide/cost-guides/well-pump-replacement-cost-calculator): Free 2026 well pump replacement cost calculator. Get an instant estimate based on pump type, well depth, and region. How much does a well pump replacement cost? Most cost $1,500 to $4,000 installed. - [Well Water Testing Cost: What You'll Pay in 2026](https://www.thewell.guide/cost-guides/well-water-testing-cost): Well water testing costs range from free to $500 or more depending on what you test for and where you get it done. Most homeowners spend $50 to $200 for annual testing. This guide breaks down every... - [Well Water Treatment Cost Calculator (2026): How Much Does Well Water Treatment Cost?](https://www.thewell.guide/cost-guides/well-water-treatment-cost-calculator): Free 2026 well water treatment cost calculator. Get an instant estimate by water issue, treatment level, home size, and region. Most well water treatment systems cost $800 to $4,000 installed. - [Whole House Water Filter Cost: What Well Owners Actually Pay in 2026](https://www.thewell.guide/cost-guides/whole-house-water-filter-cost): The complete cost guide to whole house water filtration for well water. Equipment costs by system type, installation costs, annual maintenance costs, cost by contaminant problem, the 10-year owners... ## Product Reviews - [Best Iron Filters for Well Water 2026: Reviews by Iron Type](https://www.thewell.guide/reviews/best-iron-filters): The 5 best iron filters for well water in 2026, organized by iron type. Reviews of AIS10-25SXT, iSpring WCFM500K, IRON Pro 2, Durawater Iron Eater, and Premier AIO with specs, costs, and clear reco... - [Best Well Pressure Tanks (2026): Sizing, Specs, and Real Picks](https://www.thewell.guide/reviews/best-pressure-tanks): The best well pressure tanks reviewed and ranked. Four picks with real specs, sizing guidance, pre-charge setup, and waterlogging diagnosis. - [Best Well Pumps 2026: Top Picks for Shallow, Deep, and Convertible Applications](https://www.thewell.guide/reviews/best-well-pumps): Find the right well pump for your home in 2026. Tested picks for shallow wells, deep wells, and convertible jet applications from $300 to $900. Submersible and jet pump comparison with sizing by we... - [Best Well Water Test Kits (2026): Lab and DIY Options Reviewed](https://www.thewell.guide/reviews/best-well-water-test-kits): The four best well water test kits for private well owners, reviewed and compared. Includes certified lab tests for annual baseline testing and DIY strips for monitoring between lab tests. All four... - [Best Whole House Water Filters for Well Water: 2026 Picks by Contaminant](https://www.thewell.guide/reviews/best-whole-house-water-filters): The best whole house water filters for well water reviewed by contaminant type — iron, sulfur, bacteria, sediment, and comprehensive systems. ## Problem Diagnosis & Repair - [Brown or Rusty Well Water: 6 Causes and How to Fix Each One](https://www.thewell.guide/problems/brown-rusty-well-water): Brown or rusty well water is almost always iron, manganese, sediment, or corrosion. Diagnose which cause you have in minutes and fix it. - [How to Prime a Well Pump: Step-by-Step Guide 2026](https://www.thewell.guide/problems/how-to-prime-a-well-pump): Prime a shallow well jet pump or convertible jet pump in 5 to 10 minutes with step-by-step instructions. Troubleshooting when priming does not hold, foot valve and check valve diagnosis, and when t... - [No Water from Well: A Step-by-Step Diagnosis Guide](https://www.thewell.guide/problems/no-water-from-well): Turned on the tap and got nothing? This guide walks you through every cause of no water from a well in order of likelihood, from a tripped breaker you can fix in 30 seconds to a failed pump that ne... - [Signs Your Well Pump Is Failing: 8 Warning Signs and What to Do](https://www.thewell.guide/problems/well-pump-failing): The complete guide to recognizing a failing well pump. Eight warning signs, urgency levels, the age factor, and the repair vs. replace framework. - [Well Pump Running Constantly: 6 Causes and How to Diagnose Each One](https://www.thewell.guide/problems/well-pump-running-constantly): A well pump that won't shut off is an emergency. Continuous operation overheats the motor and can destroy a $2,000 pump within hours. This guide shows you how to diagnose every cause in order of li... - [Well Pump Short Cycling: Causes, Diagnosis, and How to Fix It](https://www.thewell.guide/problems/well-pump-short-cycling): A well pump that turns on and off every few seconds is short cycling. Every rapid start draws 5 to 7 times normal running current and destroys motor windings. This guide shows you how to diagnose t... - [Well Running Dry: Diagnose the Cause and Know Exactly What to Do](https://www.thewell.guide/problems/well-running-dry): The complete guide to a well running dry. Four distinct scenarios, specific diagnosis and fix for each, and when deepening vs. drilling new is right. - [Well Water Pressure Low: 6 Causes and How to Fix Each One](https://www.thewell.guide/problems/well-water-pressure-low): Low well water pressure has six distinct causes — waterlogged pressure tank, failing pump, dropping water table, clogged well screen, faulty pressure switch, or clogged filters — and each requires ... - [Well Water Smells Like Sulfur or Rotten Eggs: Causes and Fixes](https://www.thewell.guide/problems/well-water-smells-like-sulfur): If your well water smells like sulfur or rotten eggs, hydrogen sulfide is the cause. Four sources, hot vs. cold water diagnosis, and every treatment option. - [Well Water Tastes Bad: What Each Taste Tells You and How to Fix It](https://www.thewell.guide/problems/well-water-tastes-bad): Every bad well water taste mapped to its specific cause, health risk, required test, and treatment. Know what your water is telling you. ## Guides - [Arsenic in Well Water: How to Test, Treat, and Protect Your Family 2026](https://www.thewell.guide/guides/arsenic-in-well-water): Arsenic in well water is a serious health risk at levels above 10 ppb. Complete guide to testing, treatment options (reverse osmosis, activated alumina, whole-house systems), costs, and EPA standar... - [Buying a House With a Well: The Complete Homebuyer's Due Diligence Guide](https://www.thewell.guide/guides/buying-house-with-well): Everything a homebuyer needs before purchasing a house with a well. Inspection checklist, required water tests, loan requirements, and walk-away conditions. - [The Complete Guide to Private Well Water Systems (2026)](https://www.thewell.guide/guides/complete-well-guide): The definitive guide to private well water systems for homeowners. How wells work, the full system from aquifer to faucet, all 12 components explained, water quality by region, annual maintenance s... - [Dug Well vs. Drilled Well: The Complete Comparison for Homeowners](https://www.thewell.guide/guides/dug-well-vs-drilled-well): The complete comparison of dug wells and drilled wells covering depth, contamination risk, drought vulnerability, and the homebuyer evaluation checklist and the honest answer on whether a dug well ... - [Hard Water in Wells: What It Is, What It Costs You, and How to Fix It](https://www.thewell.guide/guides/hard-water-well): The complete guide to hard water in private wells. What hardness levels mean, how to test, the real appliance cost, and the right treatment sequence. - [How to Shock Chlorinate a Well: Step-by-Step Instructions for Homeowners](https://www.thewell.guide/guides/how-to-shock-chlorinate-well): Complete step-by-step instructions for shock chlorinating a private well. Casing volume calculation, bleach dose, 8-step procedure, and retest requirements. - [How to Test Your Well Water: The Complete Guide](https://www.thewell.guide/guides/how-to-test-well-water): 43 million Americans on private wells are solely responsible for testing their own water. This guide covers what to test for, when to test, how to collect a sample without contaminating it, how to ... - [How a Well Pump Works: The Complete System Explained](https://www.thewell.guide/guides/how-well-pump-works): Understanding how a well pump works - from aquifer to faucet - is the foundation for diagnosing every well problem. This guide explains the full pressure cycle, how submersible and jet pumps differ... - [Iron in Well Water: Types, Treatment, and Costs 2026](https://www.thewell.guide/guides/iron-in-well-water): Iron in well water causes orange staining, metallic taste, and plumbing damage. Complete guide to the 4 types of iron, treatment options (air injection, water softeners, chlorination), costs, and t... - [Annual Well Maintenance Checklist: Everything You Need to Do Each Year](https://www.thewell.guide/guides/well-maintenance-checklist): A complete seasonal well maintenance checklist for private well owners. Covers spring, summer, fall, and winter tasks with specific instructions for each check, what you are looking for, DIY vs hir... - [Well Pressure Tank: The Complete Guide for Private Well Owners](https://www.thewell.guide/guides/well-pressure-tank-guide): Everything a private well owner needs to know about pressure tanks — how they work, sizing formula, best brands, maintenance, and when to replace. - [Well Pump Maintenance: The Complete Annual Schedule for Private Well Owners](https://www.thewell.guide/guides/well-pump-maintenance): The complete annual well maintenance schedule. Pressure tank pre-charge check, wellhead inspection, seasonal tasks, yield monitoring, and the maintenance log. - [Well Water Contaminants: The Complete Guide for Private Well Owners](https://www.thewell.guide/guides/well-water-contaminants): A complete reference guide to every contaminant in private well water — sources, health effects, EPA limits, regional risk, testing, and treatment. - [Well Water Treatment Options: Match the Right System to Your Contaminant](https://www.thewell.guide/guides/well-water-treatment-options): Every well water treatment technology explained and matched to your specific contaminants — sediment, carbon, UV, softeners, RO, and oxidizing filters. - [Well Water vs. City Water: An Honest Comparison for Homeowners](https://www.thewell.guide/guides/well-water-vs-city-water): Well water vs. city water compared on cost, quality, control, maintenance, and reliability. The honest breakdown for homeowners on both systems. ## Free Quotes - [Get a Free Well Quote](https://www.thewell.guide/get-quote): Connect with qualified well and water professionals in your area. Get free, no-obligation quotes for well drilling, pump repair, water treatment, and more. ## About - [About The Well Guide | Private Well Resources for Homeowners](https://www.thewell.guide/about): Water quality and health guidance written for the 13 million US homeowners on private wells.