Spillway Estates Water System, LA
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.
About Spillway Estates Water System
Spillway Estates Water System serves about 501 people through 167 service connections, which makes it a small system under EPA's size classes. It is privately owned and draws groundwater, in Jackson Parish County, Louisiana. EPA system ID: LA1049030; phone on file: 985-705-4696. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
Spillway Estates Water System's lead record
Against the period ending 2021 (1 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Spillway Estates Water System is 3 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2024 | 0 (not detected) |
| 2021 | 1 ppb |
| 2018 | 3 ppb |
How Spillway Estates Water System compares
Of the 802 Louisiana systems with a lead result, the median latest reading is 0.72 ppb; 4 are over 15 ppb right now and 30 have gone over at some point. Spillway Estates Water System's reported as 0 (not detected) sits at the 11th percentile in Louisiana and the 22nd nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Neighbouring systems
17 other systems share Jackson Parish County; 12 of them have a higher latest lead result than Spillway Estates Water System. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Town Of Jonesboro Water System | 6,231 | 0 (not detected) |
| Weston Water System | 1,980 | 1.1 ppb |
| Punkin Center Hilltop Ws | 1,710 | 0 (not detected) |
| Village Of Chatham Water System | 1,557 | 1 ppb |
| Ebenezer Water System | 828 | 0 (not detected) |
| Eros Community Water System | 729 | 0 (not detected) |
| Mcdonald Water System | 675 | 2 ppb |
| Village Of Quitman Water System | 648 | 1 ppb |
| Village Of Hodge Water System | 479 | 0 (not detected) |
| Bear Creek Water System | 435 | 3 ppb |
Next steps for Mandeville, LA
Look up your address in Spillway Estates Water System'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 Spillway Estates Water System 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.