Pueblo County · Pueblo metro

Plumbing help in Pueblo, CO

Very Hard WaterOlder Pipes

Pueblo's water starts as Rocky Mountain snowmelt above Leadville and reaches the city via the Arkansas River, and it's hard. Older housing (median 1965) and cold, dry winters make scale and frozen pipes the main local plumbing issues.

Call (833) 878-1592Plumbing help in Pueblo and Pueblo County

Kitchen faucet beside a row of drinking glasses

Median home built: 1965
Built before 1980: 72%
Owner-occupied: 64%
Water hardness: Very hard; ≈ 10.5 grains/gal
Winter: Regular hard freezes
Plumbing code: IPC

The plumbing calls that come up most in Pueblo

Water Softener Installation
Hard water, especially in winter, leaves scale on fixtures.
Frozen Pipe Repair
Cold, dry winters freeze exposed pipes and hose bibs.
Repiping
Older homes have galvanized supply lines.

Pueblo's very hard water and your plumbing

Pueblo's water originates in the Rocky Mountains above Leadville and reaches the city via the Arkansas River; hardness at the Whitlock plant averages about 180 mg/L (10.5 grains per gallon), lower during spring runoff and higher in winter. [1]

≈ 10.5 gpg

SoftModerately hardHardVery hard

Grains per gallon, from the utility's published figures. Scale per USGS hardness classes.

Hard-water upkeep:Water heater flushing Water softeners Hard water and plumbing Noisy water heater

What's behind the walls of Pueblo's older homes

The median home in Pueblo was built in 1965, and 72% of homes predate 1980. Homes from that era were typically built with copper or galvanized supply, cast iron drains, clay or cast iron sewer laterals.

Median home: 1965

1900195020002025

Galvanized steel supply (1900–1960)
Copper supply (1950–2000)
Polybutylene (some homes) (1978–1996)
PEX / CPVC (1995–today)

Typical supply-pipe materials by construction year. Many older homes have been partly repiped since.

Common projects in homes like these:Repiping Sewer camera inspection Water line repair Brown or rusty water

Emergency plumbing in Pueblo

Call (833) 878-1592

Shut off your main water supply if it's safe to do so. The emergencies below are listed most likely first for Pueblo homes, based on local conditions.

Frozen pipe risk in Pueblo

Regular hard freezes · 72% of Pueblo homes were built before 1980

Before winter:Winterizing checklist Outdoor faucets Find your shutoff

If a pipe freezes:Frozen pipe repair Burst pipe repair No water

Plumbing code and permits in Pueblo

Plumbing in Pueblo follows Colorado's statewide plumbing and fuel gas codes, based on the 2021 International Plumbing Code, and plumbers are licensed by the State Plumbing Board. [2]

Licensing:Check a plumber's license in Colorado How to check a license

Plumbing services for Pueblo homes

Or start from:Plumbing problems Emergencies

Pueblo plumbing questions

Is Pueblo water hard?

Yes. It averages about 10.5 grains per gallon and is harder in winter.

Why does Pueblo water hardness change by season?

Spring snowmelt dilutes the Arkansas River, lowering hardness; winter flows carry more minerals.

How do I check a Pueblo plumber?

Verify the license with Colorado's State Plumbing Board lookup.

How do I prevent frozen pipes in Pueblo?

Insulate exposed pipes, disconnect hoses and keep heat on.

Which plumbing code applies in Pueblo?

Colorado's statewide plumbing and fuel gas codes, based on the 2021 IPC.

Sources (3)

U.S. Census Bureau, ACS 2024 1-year (B25035) · checked 2026-10-01
Pueblo Water, Your Water · checked 2026-10-01
Colorado Division of Professions and Occupations, State Plumbing Board · checked 2026-10-01