River Road Water System, LA
Lead detected, under the action levels
Latest 90th-percentile lead: 2.6 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.
About River Road Water System
River Road Water System serves about 3,513 people through 1,171 service connections, which makes it a medium-sized system under EPA's size classes. It is privately owned and draws groundwater, in Richland Parish County, Louisiana. EPA system ID: LA1083008; phone on file: 318-728-6500. They can tell you what your service line is made of and whether they pay to replace it.
Every lead result on file
Against the period ending 2022 (3 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for River Road Water System is 3 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 2.6 ppb |
| 2022 | 3 ppb |
| 2019 | 3 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. River Road Water System's 2.6 ppb sits at the 86th percentile in Louisiana and the 78th nationally (higher means more lead).
Nearby utilities
8 other systems share Richland Parish County; 0 of them have a higher latest lead result than River Road 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 Rayville Water System | 4,842 | 1 ppb |
| Archibald Water System | 4,200 | 1 ppb |
| Town Of Delhi Water Supply | 4,071 | 2 ppb |
| East Richland Ww District | 3,120 | 2.4 ppb |
| Start Water System | 2,514 | 0 (not detected) |
| Village Of Mangham Water System | 927 | 0 (not detected) |
| Bcc Detention Center Ws | 150 | 0.4 ppb |
| Richland Heights Subd Water System | 30 | 0 (not detected) |
Next steps for Rayville, LA
Test your own tap with a certified lab first-draw sample; Rayville, 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 River 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. Systems that went over once often dip back under; here is what that means.