Diversion Water River Highlands, LA
Lead detected, under the action levels
Latest 90th-percentile lead: 0.34 ppb (monitoring period 2023-2025). The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. Lead was measured in sampled homes but the 90th percentile is under both action levels. EPA's health goal for lead is zero, so test your own tap if your home was built before 1986 or anyone in it is pregnant or a young child.
Who runs the water here
Diversion Water River Highlands serves about 1,356 people through 452 service connections, which makes it a small system under EPA's size classes. It is privately owned and draws groundwater, in Livingston Parish County, Louisiana. EPA system ID: LA1063109; phone on file: 225-673-8560. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
Every lead result on file
That is down 1.66 ppb from 2 ppb in the period ending 2022. The highest 90th-percentile result EPA holds for Diversion Water River Highlands is 2 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 0.34 ppb |
| 2022 | 2 ppb |
| 2019 | 0 (not detected) |
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. Diversion Water River Highlands's 0.34 ppb sits at the 46th percentile in Louisiana and the 42nd nationally (higher means more lead).
Nearby utilities
22 other systems share Livingston Parish County; 6 of them have a higher latest lead result than Diversion Water River Highlands. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Ward Ii Water District | 78,147 | 0 (not detected) |
| City Of Denham Springs Water System | 25,725 | 1 ppb |
| Town Of Walker Water System | 15,813 | 0 (not detected) |
| Town Of Livingston Water System | 8,946 | 0 (not detected) |
| Town Of Albany Water System | 7,305 | 0 (not detected) |
| Fourth Ward Water Works | 4,839 | 0 (not detected) |
| Colyell Community Water | 4,544 | 0 (not detected) |
| Utilities Inc- Whitehall/ Head Of Island | 2,676 | 0.98 ppb |
| Utilities Inc - French Settlement | 2,313 | 1 ppb |
| Utilities Inc- Springfield Area | 1,914 | 1 ppb |
Your move
Test your own tap with a certified lab first-draw sample; Prairieville, LA 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 Diversion Water River Highlands 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.