Archibald Water System, LA
Exceeded the action level in the past
Latest 90th-percentile lead: 1 ppb (monitoring period 2024-2026). The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. The latest result is under the action level, but this system has gone over 15 ppb before. Lead comes from pipes, not the source water, so a home with a lead service line can still be exposed. Test your own tap.
About Archibald Water System
Archibald Water System serves about 4,200 people through 1,400 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: LA1083012; phone on file: 318-248-3609. They can tell you what your service line is made of and whether they pay to replace it.
Lead results over time
Against the period ending 2023 (1 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Archibald Water System is 16 ppb across 7 monitoring periods, 1 of them over the 15 ppb action level.
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 1 ppb |
| 2023 | 1 ppb |
| 2020 | 2 ppb |
| 2019 | 2 ppb |
| 2018 | 0 (not detected) |
| 2018 | 0 (not detected) |
| 2017 | 16 ppb over 15 |
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. Archibald Water System's 1 ppb sits at the 62nd percentile in Louisiana and the 55th nationally (higher means more lead).
Neighbouring systems
8 other systems share Richland Parish County; 3 of them have a higher latest lead result than Archibald 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 |
| Town Of Delhi Water Supply | 4,071 | 2 ppb |
| River Road Water System | 3,513 | 2.6 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) |
Your move
Test your own tap with a certified lab first-draw sample; Archibald, 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 Archibald 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. Why sampled homes are the worst-case ones is in the guide to reading the number. More in what a past exceedance means today.