Lower Dells Mhc, FL
Lead reported as not detected
Latest 90th-percentile lead: reported as 0 (not detected) (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. 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.
About Lower Dells Mhc
Lower Dells Mhc serves about 75 people through 77 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Sauk County, Florida. EPA system ID: WI1570086. Ask the utility on your bill for your address in their service line inventory.
Every lead result on file
Against the period ending 2024 (0.3 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Lower Dells Mhc is 1.51 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 0 (not detected) |
| 2024 | 0.3 ppb |
| 2021 | 0.66 ppb |
| 2018 | 1.51 ppb |
Against other Florida systems
Of the 1,481 Florida systems with a lead result, the median latest reading is 1 ppb; 3 are over 15 ppb right now and 85 have gone over at some point. Lower Dells Mhc's reported as 0 (not detected) sits at the 6th percentile in Florida and the 7th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Next steps for Boca Raton, FL
Look up your address in Lower Dells Mhc'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 Lower Dells Mhc 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.