Fourth Ward Water Works, 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.
Fourth Ward Water Works at a glance
Fourth Ward Water Works serves about 4,839 people through 1,613 service connections, which makes it a medium-sized system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws groundwater, in Livingston Parish County, Louisiana. EPA system ID: LA1063005; phone on file: 985-974-0143. They can tell you what your service line is made of and whether they pay to replace it.
Fourth Ward Water Works's lead record
Against the period ending 2021 (0 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Fourth Ward Water Works is 0 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 | 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. Fourth Ward Water Works's reported as 0 (not detected) sits at the 36th percentile in Louisiana and the 35th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Neighbouring systems
22 other systems share Livingston Parish County; 9 of them have a higher latest lead result than Fourth Ward Water Works. 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) |
| 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 |
| Diversion Water- Water Front West | 1,548 | 3.2 ppb |
Your move
Look up your address in Fourth Ward Water Works'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 Fourth Ward Water Works 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.