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Water heater guides
What your water heater is doing, why, and what to do about it.
No hot water? Check these first
No hot water from your water heater? Safe checks for gas and electric heaters, what each symptom means, and when to stop and call a plumber.
Water heater leaking from the bottom: is it safe, and what to do
Water under your water heater? How to find where it's coming from, which leaks can be fixed, which mean the tank is done, and how to shut it down safely.
Popping and rumbling noises, and Minnesota's hard water
Why your water heater pops, crackles or rumbles, why Elk River's hard water makes it worse, whether it's dangerous, and when flushing helps.
Hot water that smells like rotten eggs
Rotten egg smell only in your hot water? What causes it, why softened and well water make it worse, whether it's safe, and how an anode rod change fixes it.
Repair or replace your water heater: how to decide
How to decide whether to repair or replace a water heater: age, the type of failure, leaks, rust, repeat repairs, efficiency and rebates, explained plainly.