Lead in Tucson, AZ Drinking Water
Lead data for Tucson, Arizona · 916,333 residents · 37 ZIP codes
ZipCheckup's reading of Lead in Tucson, Arizona: the highest detected level is 27 ppb; the EPA limit is 15 ppb (action level). Lead carries a high health-risk designation.
Federal water monitoring extends to thousands of public water systems, and in Tucson, Arizona, that tracking has turned up Lead - the detection is logged in the EPA compliance record and reflects samples collected under routine Safe Drinking Water Act reporting requirements.
Data: EPA SDWIS, CCR Reports, ECHO
Lead in Tucson Tap Water
Lead has been detected in Tucson, Arizona drinking water at a normalized maximum level of 27 ppb - 1.8x the EPA action level.
This analysis covers 916,333 residents across 37 ZIP codes in Tucson.
Is Lead in Tucson Water Safe?
If you live in an affected ZIP code, consider installing a reverse osmosis or nsf 53 carbon block filter certified under NSF 53 / NSF 58 and testing your water independently.
Lead Levels by ZIP Code
| ZIP Code | Lead Level | EPA Limit | Status |
|---|---|---|---|
| 85730 | 27 ppb | 15 ppb (action level) | Exceeds limit |
| 85736 | 11 ppb | 15 ppb (action level) | OK |
| 85747 | 8.1 ppb | 15 ppb (action level) | OK |
| 85704 | 7.9 ppb | 15 ppb (action level) | OK |
| 85756 | 7 ppb | 15 ppb (action level) | OK |
| 85706 | 4.1 ppb | 15 ppb (action level) | OK |
| 85705 | 3 ppb | 15 ppb (action level) | OK |
| 85715 | 2.6 ppb | 15 ppb (action level) | OK |
| 85750 | 2.6 ppb | 15 ppb (action level) | OK |
| 85719 | 2 ppb | 15 ppb (action level) | OK |
| 85716 | 1.4 ppb | 15 ppb (action level) | OK |
| 85737 | 1 ppb | 15 ppb (action level) | OK |
| 85739 | 1 ppb | 15 ppb (action level) | OK |
| 85742 | 1 ppb | 15 ppb (action level) | OK |
| 85755 | 1 ppb | 15 ppb (action level) | OK |
| 85701 | 0.6 ppb | 15 ppb (action level) | OK |
| 85709 | 0.6 ppb | 15 ppb (action level) | OK |
| 85710 | 0.6 ppb | 15 ppb (action level) | OK |
| 85711 | 0.6 ppb | 15 ppb (action level) | OK |
| 85712 | 0.6 ppb | 15 ppb (action level) | OK |
| 85713 | 0.6 ppb | 15 ppb (action level) | OK |
| 85714 | 0.6 ppb | 15 ppb (action level) | OK |
| 85718 | 0.6 ppb | 15 ppb (action level) | OK |
| 85723 | 0.6 ppb | 15 ppb (action level) | OK |
| 85724 | 0.6 ppb | 15 ppb (action level) | OK |
| ...9 more ZIP codes |
Average lead level across Tucson: 2.71 ppb
Health Effects of Lead
- Brain development delays and reduced IQ in children
- Behavioral problems and learning disabilities
- High blood pressure and kidney damage in adults
- Increased risk of premature birth in pregnant women
Health risk severity: High. Governed by the Lead and Copper Rule Revisions (LCRR/LCRI).
How Lead Gets Into Drinking Water
- Corrosion of lead service lines (pipes connecting water main to home)
- Lead solder in copper plumbing joints (pre-1986 homes)
- Brass fixtures and faucets manufactured before 2014
- Stagnant water that sits in lead-containing pipes overnight
What to Do About Lead in Tucson Water
- Install an NSF 53 or NSF 58 certified filter at kitchen sink
- Run cold water for 30 seconds before using for drinking or cooking
- Use cold water only for cooking and preparing formula
- Consider whole-home reverse osmosis if lead service line is present
Look for filters certified under NSF 53 / NSF 58 for lead removal.