Ione Band Of Miwok Indians, CA
Lead reported as not detected
Latest 90th-percentile lead: reported as 0 (not detected) (monitoring period 2023-2023). 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.
Ione Band Of Miwok Indians at a glance
Ione Band Of Miwok Indians serves about 40 people through 12 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Amador County, California. EPA system ID: CA0300078; phone on file: 209-253-1743. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Lead results over time
Against the period ending 2019 (0 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Ione Band Of Miwok Indians is 0 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2023 | 0 (not detected) |
| 2019 | 0 (not detected) |
| 2016 | 0 (not detected) |
Where this result ranks
Of the 2,884 California systems with a lead result, the median latest reading is 0 ppb; 30 are over 15 ppb right now and 215 have gone over at some point. Ione Band Of Miwok Indians's reported as 0 (not detected) sits at the 5th percentile in California and the 2nd nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Nearby utilities
18 other systems share Amador County; 2 of them have a higher latest lead result than Ione Band Of Miwok Indians. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Awa Buckhorn Plant | 8,791 | 0 (not detected) |
| Awa, Ione | 7,227 | 0 (not detected) |
| City Of Jackson | 5,079 | 0 (not detected) |
| Awa, Tanner | 4,940 | 0 (not detected) |
| Awa - Camanche Village | 2,402 | 0 (not detected) |
| Jackson Valley Irrigation District | 1,303 | 0 (not detected) |
| Plymouth, City Of | 1,060 | 0 (not detected) |
| First Mace Meadow # 1 | 838 | 0 (not detected) |
| River Pines Pud | 574 | 0 (not detected) |
| Hope Foundation/Moriah Heights | 299 | 0 (not detected) |
Your move
Look up your address in Ione Band Of Miwok Indians'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 Ione Band Of Miwok Indians 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. A zero today does not rule out a jump later - the rules are tightening in 2027.