Condition depends on pipe material, water chemistry, past repairs, freeze exposure, and whether additions were done correctly — not just the build date. Start by gathering the history: has it been repiped, had a slab leak, a sewer repair, a freeze? When was the water heater installed?
Know your pipe materials
Galvanized steel can corrode internally and restrict flow long before it looks bad from the outside — evaluate actual pressure, flow, and leak history rather than replacing on sight. Copper can develop pinhole leaks or corrosion, though a green surface stain alone may just be old oxidation. PEX and plastic perform well when installed correctly, but watch for improper fittings, UV exposure, or rodent damage. Many older homes have several generations mixed together — check that transitions are compatible and properly supported.
What usually needs attention
Old gate or stop valves can seize, leak at the stem, or fail to close — a reliable main shutoff matters even more in a seasonal or older property. Sewer lines can develop roots, cracks, offsets, or bellies over time — repeated backups or several slow drains together justify a camera inspection rather than repeated snaking. Water heaters should be judged on leaks, corrosion, and repair history more than age alone.
Repair vs. repiping
A focused repair fits when failure is isolated, most pipe is in good condition, and pressure/flow are acceptable. Repiping deserves real consideration when leaks recur in different locations, corrosion is widespread, flow is poor throughout, or a renovation is already exposing the system anyway.
Quick answers
Does every older Payson home have galvanized pipe? No — materials vary, and many homes have partial or complete upgrades already.
Is discolored water always the old pipes? No — it can also be the source water, the water heater, or one fixture.
Can a sewer camera inspect everything? No — it inspects the accessible inside of drain/sewer pipe, not supply lines or septic fields.