Deerfield, MI
No lead results on file with EPA
Latest 90th-percentile lead: no result on file. The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. EPA's database has no Lead and Copper Rule results for this system. Without them there is nothing to go on, so a tap test is the only way to know.
Who runs the water here
Deerfield serves about 943 people through 375 service connections, which makes it a small system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws surface water, in Lenawee County, Michigan. EPA system ID: MI0001770. Ask the utility on your bill for your address in their service line inventory.
Nearby utilities
25 other systems share Lenawee County. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Adrian | 23,663 | 0 (not detected) |
| Tecumseh | 8,521 | 3 ppb |
| Madison Township | 3,480 | 4 ppb |
| Blissfield | 3,276 | 2 ppb |
| Clinton | 2,336 | 2 ppb |
| Hudson | 2,307 | 0 (not detected) |
| Morenci | 2,220 | 1.5 ppb |
| Onsted | 907 | 4 ppb |
| Fairfield Township | 717 | 2 ppb |
| Britton | 611 | 0 (not detected) |
Next steps for Deerfield, MI
Test your own tap with a certified lab first-draw sample; Deerfield, MI 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 Deerfield 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. The action level is dropping - the 10 ppb rule from 2027.