How to Test Your Faucet Flow Rate: A St. Louis Guide

2026-12-18

Plumbing Guide

The flow rate tells you how many gallons the faucet delivers per minute. A simple bucket test measures the flow at any fixture.

How to Test Your Faucet Flow Rate: A St. Louis Guide

The bucket

Grab a one-gallon container and a timer for the test. freezing winters put stress on exposed lines, and many older homes still have aging galvanized pipes In St. Louis, the bucket test is the simple measure.

The time

Open the faucet fully and time how long it takes to fill the gallon. freezing winters put stress on exposed lines, and many older homes still have aging galvanized pipes In St. Louis, the seconds give the rate.

The math

Divide the sixty seconds by the fill time for the gallons per minute. freezing winters put stress on exposed lines, and many older homes still have aging galvanized pipes In St. Louis, the number is the flow.

The compare

Compare the kitchen, the bath, and the outdoor flows. freezing winters put stress on exposed lines, and many older homes still have aging galvanized pipes In St. Louis, the differences point to the issues.

The low

A low flow across the house suggests the pressure or the pipe problem. freezing winters put stress on exposed lines, and many older homes still have aging galvanized pipes In St. Louis, the low flow is the clue.

The fixture

The aerators and the showerheads list their rated flow on the box. freezing winters put stress on exposed lines, and many older homes still have aging galvanized pipes In St. Louis, the rating is the target.

The call

Test your flow. Call 888-217-3585 and St. Louis Home Plumbing Co will match you with a St. Louis pro for the pressure check.

Plumbing in St. Louis: what to know

In St. Louis, freezing winters put stress on exposed lines, and many older homes still have aging galvanized pipes. Pros in our network know the local quirks and bring the right parts on the first visit.

Across St. Louis city County — from Maplewood, Clayton and Richmond Heights to ZIP codes like 63108, 63110, 63103 — homeowners deal with the same kinds of issues. The tips above apply locally, and when a job goes beyond a quick fix, a vetted local pro is only a call away.

Need a hand in St. Louis?

If a plumbing issue is beyond a quick fix, don't wait for it to get worse. Call 888-217-3585 and St. Louis Home Plumbing Co will match you with a vetted local pro — usually within minutes. Learn more about plumbing help in St. Louis.

Plumbing emergency or urgent repair? Call now.

Call 888-217-3585 and we'll match you with a vetted plumbing pro in St. Louis — usually within minutes.

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