Wright State University, OH
Exceeded the action level in the past
Latest 90th-percentile lead: 3.1 ppb (monitoring period 2026-2026). The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. The latest result is under the action level, but this system has gone over 15 ppb before. Lead comes from pipes, not the source water, so a home with a lead service line can still be exposed. Test your own tap.
Who runs the water here
Wright State University serves about 8,948 people through 39 service connections, which makes it a medium-sized system under EPA's size classes. It is privately owned and draws groundwater, in Greene County, Ohio. EPA system ID: OH2902012; phone on file: 937-775-2797. They can tell you what your service line is made of and whether they pay to replace it.
Wright State University's lead record
That is down 1.3 ppb from 4.4 ppb in the period ending 2025. The highest 90th-percentile result EPA holds for Wright State University is 20.3 ppb across 20 monitoring periods, 5 of them over the 15 ppb action level.
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 3.1 ppb |
| 2025 | 4.4 ppb |
| 2025 | 5.5 ppb |
| 2024 | 0 (not detected) |
| 2024 | 2.1 ppb |
| 2023 | 2.4 ppb |
| 2023 | 15.4 ppb over 15 |
| 2023 | 15.4 ppb over 15 |
| 2022 | 5.1 ppb |
| 2022 | 5.1 ppb |
| 2022 | 5.2 ppb |
| 2022 | 5.2 ppb |
| 2021 | 8.6 ppb |
| 2021 | 8.6 ppb |
| 2021 | 15.4 ppb over 15 |
| 2021 | 15.4 ppb over 15 |
| 2020 | 20.3 ppb over 15 |
| 2019 | 7 ppb |
| 2018 | 8.67 ppb |
| 2016 | 3 ppb |
Against other Ohio systems
Of the 1,079 Ohio systems with a lead result, the median latest reading is 0.7 ppb; 1 are over 15 ppb right now and 27 have gone over at some point. Wright State University's 3.1 ppb sits at the 89th percentile in Ohio and the 83rd nationally (higher means more lead).
Neighbouring systems
16 other systems share Greene County; 3 of them have a higher latest lead result than Wright State University. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Greene Co.-Northwest Reg Water | 41,895 | 0 (not detected) |
| Fairborn Public Water System | 34,620 | 3.1 ppb |
| Xenia City Pws | 29,000 | 1.2 ppb |
| Wright-Patterson Afb Area A Pws | 16,551 | 0 (not detected) |
| Wright-Patterson Afb Area B Pws | 11,034 | 0 (not detected) |
| Bellbrook Water Works | 9,475 | 4.3 ppb |
| Greene County Eastern Regional Pws | 4,800 | 0 (not detected) |
| Cedarville University | 4,000 | 3.4 ppb |
| Yellow Springs Village Pws | 3,761 | 4.2 ppb |
| Jamestown Village Pws | 1,997 | 1.8 ppb |
Next steps for Dayton, OH
Test your own tap with a certified lab first-draw sample; Dayton, OH may offer free or low-cost kits through the utility. If your own line is lead, replacing the private side runs about $1,200-$12,300 (EPA average about $4,700). Ask Wright State University whether it covers that cost before hiring anyone - many utilities now do.
These figures describe homes the utility sampled, not your tap. Only your service line record or a test of your own water answers the question for your house. The lead result guide covers how utilities pick the homes they sample. More in what a past exceedance means today.