Hidden Hills Subdivision 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 Hidden Hills Subdivision Water System
Hidden Hills Subdivision Water System serves about 240 people through 80 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in St. Landry Parish County, Louisiana. EPA system ID: LA1097026; phone on file: 337-326-0709. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Lead results over time
Against the period ending 2021 (0 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Hidden Hills Subdivision Water System is 1 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2024 | 0 (not detected) |
| 2021 | 0 (not detected) |
| 2018 | 1 ppb |
Against other Louisiana systems
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. Hidden Hills Subdivision Water System's reported as 0 (not detected) sits at the 7th percentile in Louisiana and the 17th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Nearby utilities
26 other systems share St. Landry Parish County; 13 of them have a higher latest lead result than Hidden Hills Subdivision Water System. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| City Of Opelousas Water System | 20,388 | 1 ppb |
| Lawco - Eunice Water System | 15,471 | 2 ppb |
| Town Of Leonville Water System | 9,552 | 2.5 ppb |
| Lewisburg Bellevue Water System | 8,325 | 0 (not detected) |
| Savoy Swords Water System Inc | 7,326 | 2 ppb |
| Plaisance Water System | 6,465 | 0 (not detected) |
| Prairie Ronde Water System Inc | 6,105 | 0 (not detected) |
| St Landry Water Works District 2 Rural | 4,761 | 0.92 ppb |
| Town Of Sunset Water System | 4,356 | 0.39 ppb |
| Town Of Port Barre Water System | 3,828 | 0.75 ppb |
What to do in your house
Look up your address in Hidden Hills Subdivision 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 Hidden Hills Subdivision 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. The lead result guide covers how utilities pick the homes they sample. A zero today does not rule out a jump later - the rules are tightening in 2027.