Ms State Penitentiary-Mn Ln, MS
Exceeded the action level in the past
Latest 90th-percentile lead: 2.6 ppb (monitoring period 2025-2025). 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.
Ms State Penitentiary-Mn Ln at a glance
Ms State Penitentiary-Mn Ln serves about 2,500 people through 65 service connections, which makes it a small system under EPA's size classes. It is owned by the state and draws groundwater, in Sunflower County, Mississippi. EPA system ID: MS0670014; phone on file: 662-745-6611. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
Every lead result on file
That is up 1.6 ppb from 1 ppb in the period ending 2024. The highest 90th-percentile result EPA holds for Ms State Penitentiary-Mn Ln is 33.9 ppb across 12 monitoring periods, 2 of them over the 15 ppb action level.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 2.6 ppb |
| 2024 | 1 ppb |
| 2023 | 1.9 ppb |
| 2022 | 33.9 ppb over 15 |
| 2021 | 3 ppb |
| 2020 | 2.2 ppb |
| 2020 | 2.2 ppb |
| 2019 | 1.5 ppb |
| 2019 | 1.5 ppb |
| 2018 | 2.8 ppb |
| 2018 | 2.8 ppb |
| 2017 | 18.2 ppb over 15 |
How Ms State Penitentiary-Mn Ln compares
Of the 973 Mississippi systems with a lead result, the median latest reading is 1 ppb; 9 are over 15 ppb right now and 44 have gone over at some point. Ms State Penitentiary-Mn Ln's 2.6 ppb sits at the 86th percentile in Mississippi and the 78th nationally (higher means more lead).
Nearby utilities
13 other systems share Sunflower County; 2 of them have a higher latest lead result than Ms State Penitentiary-Mn Ln. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| City Of Indianola | 9,464 | 0.5 ppb |
| Fmh Water Association | 2,740 | 0.7 ppb |
| City Of Ruleville | 2,657 | 1.3 ppb |
| Town Of Moorhead | 2,301 | 0 (not detected) |
| City Of Drew | 2,300 | 1.6 ppb |
| Town Of Sunflower | 1,900 | 4.1 ppb |
| So. Sunflower W/A-Inverness | 898 | 0.78 ppb |
| Town Of Inverness | 839 | 1.1 ppb |
| Sunflower Water Assn | 473 | 2 ppb |
| Town Of Doddsville | 264 | 0.8 ppb |
Next steps for Parchman, MS
Test your own tap with a certified lab first-draw sample; Parchman, MS 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 Ms State Penitentiary-Mn Ln 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. Why an old exceedance still matters: over the limit before, under it now.