Dayton Va Bldg 410, OH
Lead detected, under the action levels
Latest 90th-percentile lead: 0.8 ppb (monitoring period 2025-2025). The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. Lead was measured in sampled homes but the 90th percentile is under both action levels. EPA's health goal for lead is zero, so test your own tap if your home was built before 1986 or anyone in it is pregnant or a young child.
Dayton Va Bldg 410 at a glance
Dayton Va Bldg 410 serves about 125 people through 1 service connections, which makes it a very small system under EPA's size classes. It is federally owned and draws surface water, in Montgomery County, Ohio. EPA system ID: OH5750618; phone on file: 937-264-8453. They can tell you what your service line is made of and whether they pay to replace it.
Every lead result on file
Against the period ending 2024 (0.7 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Dayton Va Bldg 410 is 1.8 ppb across 7 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 0.8 ppb |
| 2024 | 0.7 ppb |
| 2023 | 0.5 ppb |
| 2022 | 0 (not detected) |
| 2021 | 0.34 ppb |
| 2020 | 1.8 ppb |
| 2019 | 0.58 ppb |
How Dayton Va Bldg 410 compares
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. Dayton Va Bldg 410's 0.8 ppb sits at the 52nd percentile in Ohio and the 48th nationally (higher means more lead).
Neighbouring systems
21 other systems share Montgomery County; 10 of them have a higher latest lead result than Dayton Va Bldg 410. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Montgomery County Water Services 1 Pws | 150,207 | 0 (not detected) |
| Dayton Public Water System | 141,407 | 0 (not detected) |
| Montgomery County Water Services 2 Pws | 83,033 | 0 (not detected) |
| Huber Heights Public Water System | 43,439 | 0 (not detected) |
| Miamisburg City Pws | 19,790 | 1.4 ppb |
| Englewood City Pws | 13,463 | 2.3 ppb |
| Oakwood City Pws | 9,572 | 3.6 ppb |
| Trotwood City Pws | 9,000 | 0 (not detected) |
| West Carrollton City Pws | 8,361 | 0.4 ppb |
| Union City Pws | 7,000 | 3.5 ppb |
Your move
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 Dayton Va Bldg 410 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. Why sampled homes are the worst-case ones is in the guide to reading the number. Size matters more than most people expect: small vs large water systems.