A TDS meter measures total dissolved solids in water, a quick way to check a filter's performance. Here is the Longview guide.
What TDS is
Total dissolved solids is the combined amount of minerals, salts, and metals dissolved in the water, measured in parts per million.
What it tells you
A TDS reading shows whether a reverse osmosis filter is working and roughly how mineral-heavy the water is.
What it does not
TDS does not identify specific contaminants or whether the water is safe — it is a general indicator, not a safety test.
Using it
Compare the tap reading to the filtered reading to confirm your filter is removing solids. rain and older housing stock mean corroded fittings and slow drains show up often In Longview, this is a handy check.
Measure your water
A TDS meter is an inexpensive tool. Call 888-217-3585 and Longview, WA Home Plumbing Co will match you with a Longview pro for a full test.
Before you start
For Longview homeowners, first identify whether the symptom is isolated to one fixture or appears across the home. Note when it happens, what fixtures were running, and whether the main shutoff is accessible. Photos and model numbers help a professional make a faster, more accurate recommendation.
A simple decision checklist
Before approving work in Cowlitz County, ask what caused the problem, which repair options were considered, what access or permit work is included, and how the finished work will be tested. Confirm the scope, materials, cleanup, warranty, and price in writing.
When to stop DIY work
Stop troubleshooting if water is near electricity, sewage is entering the home, a gas appliance is involved, a pipe may be frozen inside a wall, or the repair requires opening a structural surface. Shut off water when safe and call a qualified professional.
Plumbing in Longview: what to know
In Longview, rain and older housing stock mean corroded fittings and slow drains show up often. Pros in our network know the local quirks and bring the right parts on the first visit.
Across Cowlitz County — from Kelso, Woodland and St Helens to ZIP codes like 98632, 98609, 97048 — 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 Longview?
If a plumbing issue is beyond a quick fix, don't wait for it to get worse. Call 888-217-3585 and Longview, WA Home Plumbing Co will match you with a vetted local pro — usually within minutes. Learn more about plumbing help in Longview.