Lawco - Mansura Water System, LA
Lead detected, under the action levels
Latest 90th-percentile lead: 7 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 Lawco - Mansura Water System
Lawco - Mansura Water System serves about 1,878 people through 626 service connections, which makes it a small system under EPA's size classes. It is privately owned and draws groundwater, in Avoyelles Parish County, Louisiana. EPA system ID: LA1009010; phone on file: 225-952-7601. They can tell you what your service line is made of and whether they pay to replace it.
Every lead result on file
That is up 3 ppb from 4 ppb in the period ending 2022. The highest 90th-percentile result EPA holds for Lawco - Mansura Water System is 7 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 7 ppb |
| 2022 | 4 ppb |
| 2019 | 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. Lawco - Mansura Water System's 7 ppb sits at the 97th percentile in Louisiana and the 95th nationally (higher means more lead).
Neighbouring systems
16 other systems share Avoyelles Parish County; 0 of them have a higher latest lead result than Lawco - Mansura 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 Marksville Water System | 7,593 | 0 (not detected) |
| Fifth Ward Water System | 5,676 | 2 ppb |
| Town Of Bunkie Water System | 5,169 | 1 ppb |
| Village Of Plaucheville Water System | 4,233 | 0 (not detected) |
| Avoyelles Parish Waterworks District 1 | 3,900 | 1 ppb |
| Brouillette Water System Inc | 3,732 | 0 (not detected) |
| Avoyelles Ward One Water System Inc | 3,726 | 2 ppb |
| Village Of Hessmer Water System | 3,246 | 0.25 ppb |
| Town Of Cottonport Water System | 3,120 | 0 (not detected) |
| Avoyelles Ward 3 Waterworks District | 2,619 | 1.4 ppb |
Your move
Test your own tap with a certified lab first-draw sample; Baton Rouge, 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 Lawco - Mansura 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.