Riser Road 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.
Riser Road Water System at a glance
Riser Road Water System serves about 198 people through 66 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Lincoln Parish County, Louisiana. EPA system ID: LA1061021; phone on file: 318-251-0278. They can tell you what your service line is made of and whether they pay to replace it.
Lead results over time
That is down 2 ppb from 2 ppb in the period ending 2021. The highest 90th-percentile result EPA holds for Riser Road Water System is 2 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2024 | 0 (not detected) |
| 2021 | 2 ppb |
| 2018 | 2 ppb |
Where this result ranks
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. Riser Road Water System's reported as 0 (not detected) sits at the 6th percentile in Louisiana and the 15th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Nearby utilities
19 other systems share Lincoln Parish County; 10 of them have a higher latest lead result than Riser Road 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 Ruston Water System | 22,468 | 1.4 ppb |
| Grambling State University Ws | 6,000 | 0 (not detected) |
| Town Of Grambling Water System | 4,949 | 9 ppb |
| Wesley Chapel Water System | 4,080 | 0 (not detected) |
| Greater Ward 1 Waterworks District | 3,333 | 1 ppb |
| Culbertson Water System | 3,300 | 0 (not detected) |
| Lincoln Parish Waterworks District #3 | 2,730 | 1 ppb |
| Village Of Choudrant Water System | 1,950 | 0 (not detected) |
| Mt Zion Water System | 1,635 | 1 ppb |
| Hico Water System | 1,530 | 3 ppb |
Next steps for Ruston, LA
Look up your address in Riser Road 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 Riser Road 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. Small systems behave differently: why small systems go over more often.