Ohio · population 17,729
Lead pipes in Tiffin, OH
2,164 lead or galvanized lines to replace
Most of Tiffin (population 17,729) gets its water from Aqua Ohio - Tiffin. That system reported 2,012 lead and 152 galvanized-requiring-replacement service lines out of 8,525, with 4,065 more of unknown material.
25% of Aqua Ohio - Tiffin's service lines are lead or galvanized requiring replacement, higher than the Ohio average (8.8%) and higher than the national average (3.1%).
- Lead 24%
- Galvanized (replace) 1.8%
- Unknown 48%
- Non-lead 27%
Latest lead test for Aqua Ohio - Tiffin (2026): not detected 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 Aqua Ohio - Tiffin.
Water systems serving Tiffin
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| Aqua Ohio - TiffinMain system | 2,012 | 152 | 4,065 | 25% |
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 Tiffin
The counts above cover the whole water system. To see whether your line is lead, look up your address on Aqua Ohio - Tiffin's official inventory. Utilities had to make these public by October 16, 2024.
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.
Choosing a lead-certified filter · Testing your water · Replacement cost
Nearby cities
- Fostoria1,688 lead + galv. lines
- Bellevue2,354 unknown
- Willard162 lead + galv. lines
- Pemberville248 unknown
- Woodvilleno lead reported
- Monroeville46 lead + galv. lines
- Oak Harbor9 lead + galv. lines
- Plymouth7 lead + galv. lines
Check another water system
Questions
Does Tiffin, OH have lead pipes?
Yes. Aqua Ohio - Tiffin, which serves Tiffin, reported 2,012 lead and 152 galvanized-requiring-replacement service lines, plus 4,065 of unknown material.
Who supplies water to Tiffin?
EPA's service area maps place most of Tiffin in Aqua Ohio - Tiffin's service area (PWSID OH7400614).
How do I check whether my Tiffin home has a lead service line?
Search your address on Aqua Ohio - Tiffin'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 Tiffin 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 Aqua Ohio - Tiffin whether your street is scheduled and whether it covers the private side.