Lead Pipe Map

Arizona · population 4,535

Lead pipes in South Tucson, AZ

341 lead or galvanized lines to replace

Most of South Tucson (population 4,535) gets its water from City of Tucson. That system reported 0 lead and 341 galvanized-requiring-replacement service lines out of 267,346, with 140,797 more of unknown material.

0.1% of City of Tucson's service lines are lead or galvanized requiring replacement, about the same as the Arizona average (0.1%) and lower than the national average (3.1%).

0Lead
341Galvanized, replace
140,797Unknown material
126,208Non-lead

Latest lead test for City of Tucson (Jan 2021–Dec 2023): 0.6 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 City of Tucson.

Water systems serving South Tucson

Water systemLeadGalv.Unknown% lead
City of TucsonMain system0341140,7970.1%

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 South Tucson

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

Find the official inventory mapCity of Tucson 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 South Tucson, AZ have lead pipes?

Yes. City of Tucson, which serves South Tucson, reported 0 lead and 341 galvanized-requiring-replacement service lines, plus 140,797 of unknown material.

Who supplies water to South Tucson?

EPA's service area maps place most of South Tucson in City of Tucson's service area (PWSID AZ0410112).

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

Search your address on City of Tucson'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 South Tucson 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 City of Tucson whether your street is scheduled and whether it covers the private side.