Lead Pipe Map

Kentucky · population 4,685

Lead pipes in Columbia, KY

8 lead or galvanized lines to replace

Most of Columbia (population 4,685) gets its water from Columbia/Adair Utilities District. That system reported 0 lead and 8 galvanized-requiring-replacement service lines out of 10,369, with 9,258 more of unknown material.

<0.1% of Columbia/Adair Utilities District's service lines are lead or galvanized requiring replacement, lower than the Kentucky average (1.5%) and lower than the national average (3.1%).

0Lead
8Galvanized, replace
9,258Unknown material
1,103Non-lead

Latest lead test for Columbia/Adair Utilities District (Jan 2024–Dec 2026): 2.8 ppb at the 90th percentile, against a 15 ppb federal action level. Full test history.

Compliance record: EPA lists no Lead and Copper Rule violations since 2015 for Columbia/Adair Utilities District.

Water systems serving Columbia

Water systemLeadGalv.Unknown% lead
Columbia/Adair Utilities DistrictMain system089,258<0.1%

Matched from EPA water system service area boundaries and the cities each system reports serving. Edges of the city may be served by a neighboring system; your water bill names your utility.

Check your address in Columbia

The counts above cover the whole water system. To see whether your line is lead, look up your address on Columbia/Adair Utilities District's official inventory. Utilities had to make these public by October 16, 2024.

Find the official inventory mapColumbia/Adair Utilities District details

No map yet? Do the 2-minute scratch and magnet test.

Protect your drinking water

If your line is lead, galvanized or unknown, use a filter certified to NSF/ANSI 53 for lead for drinking, cooking and baby formula, and use only cold water.

Pitcher filtersCheapest start. Pick one certified to NSF/ANSI 53 for lead, such as Brita Elite, PUR Plus or ZeroWater.See pitchers Faucet-mount filtersFilters straight from the tap. Look for NSF/ANSI 53 lead reduction on the box.See faucet filters Under-sink systemsBest for families. Carbon block (NSF 53) or reverse osmosis (NSF 58) units rated for lead.See under-sink

Choosing a lead-certified filter · Testing your water · Replacement cost

Nearby cities

Check another water system

Questions

Does Columbia, KY have lead pipes?

Yes. Columbia/Adair Utilities District, which serves Columbia, reported 0 lead and 8 galvanized-requiring-replacement service lines, plus 9,258 of unknown material.

Who supplies water to Columbia?

EPA's service area maps place most of Columbia in Columbia/Adair Utilities District's service area (PWSID KY0011016).

How do I check whether my Columbia home has a lead service line?

Search your address on Columbia/Adair Utilities District's service line inventory map. You can also scratch the pipe where water enters your home: lead is soft, dull gray, scratches to shiny silver and doesn't attract a magnet.

When will lead pipes in Columbia be replaced?

EPA's Lead and Copper Rule Improvements require most systems to replace lead and galvanized-requiring-replacement lines by December 31, 2037. Ask Columbia/Adair Utilities District whether your street is scheduled and whether it covers the private side.