Grayfox Public Water Supply, IN
Lead reported as not detected
Latest 90th-percentile lead: reported as 0 (not detected) (monitoring period 2022-2024). The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. The latest 90th-percentile result was reported as 0 (not detected at the lab's limit). That says the sampled homes were low, not that your home has no lead service line. Check your utility's service line inventory for your address.
Grayfox Public Water Supply at a glance
Grayfox Public Water Supply serves about 118 people through 47 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Allen County, Indiana. EPA system ID: IN5202030; phone on file: 260-446-4490. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
Every lead result on file
That is down 4 ppb from 4 ppb in the period ending 2021. The highest 90th-percentile result EPA holds for Grayfox Public Water Supply is 4 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2024 | 0 (not detected) |
| 2021 | 4 ppb |
| 2018 | 3.5 ppb |
How Grayfox Public Water Supply compares
Of the 687 Indiana systems with a lead result, the median latest reading is 1.31 ppb; 6 are over 15 ppb right now and 36 have gone over at some point. Grayfox Public Water Supply's reported as 0 (not detected) sits at the 8th percentile in Indiana and the 11th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Neighbouring systems
9 other systems share Allen County; 6 of them have a higher latest lead result than Grayfox Public Water Supply. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Fort Wayne - 3 Rivers Filtration Plant | 269,994 | 2.62 ppb |
| New Haven Water Department | 15,700 | 2.95 ppb |
| Huntertown Water Works | 14,058 | 0 (not detected) |
| Pioneer Water L.L.C. | 2,076 | 1.57 ppb |
| Maysville Region. Water & Sewer District | 1,634 | 4.88 ppb |
| Woodburn Water Works | 1,609 | - |
| Monroeville Water Works | 1,400 | 1.42 ppb |
| Grabill Water Works | 1,163 | 58.6 ppb |
| Sunnymede Community Association Water | 473 | 0 (not detected) |
Next steps for Roanoke, IN
Look up your address in Grayfox Public Water Supply's service line inventory. If it says lead, galvanized or unknown, test your tap. If your own line is lead, replacing the private side runs about $1,200-$12,300 (EPA average about $4,700). Ask Grayfox Public Water Supply 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. What a 90th-percentile result does and does not tell you: how to read a lead result. Small systems behave differently: why small systems go over more often.