Tishomingo Co Water District, MS
Above the new 10 ppb level coming in 2027
Latest 90th-percentile lead: 10.3 ppb (monitoring period 2021-2023). The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. Under the current 15 ppb rule this is not an exceedance, but it is above the 10 ppb action level that takes over in Nov 2027. Test your own tap; filter if your result shows lead.
Who runs the water here
Tishomingo Co Water District serves about 2,598 people through 1,009 service connections, which makes it a small system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws groundwater, in Tishomingo County, Mississippi. EPA system ID: MS0710004; phone on file: 662-423-3211. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
Lead results over time
That is up 10.3 ppb from 0 ppb in the period ending 2020. The highest 90th-percentile result EPA holds for Tishomingo Co Water District is 11 ppb across 3 monitoring periods, none of them over 15 ppb (2 over 10 ppb).
| Period ending | 90th-percentile lead |
|---|---|
| 2023 | 10.3 ppb over 10 |
| 2020 | 0 (not detected) |
| 2017 | 11 ppb over 10 |
Where this result ranks
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. Tishomingo Co Water District's 10.3 ppb sits at the 98th percentile in Mississippi and the 97th nationally (higher means more lead).
Neighbouring systems
9 other systems share Tishomingo County; 0 of them have a higher latest lead result than Tishomingo Co Water District. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| City Of Iuka | 7,268 | 0 (not detected) |
| Short-Coleman Park Water Assn #3 | 2,606 | 0.5 ppb |
| Town Of Belmont | 2,250 | 0 (not detected) |
| Town Of Golden Water Dept | 1,848 | 1.5 ppb |
| Short Coleman Park-Nasa Plant | 1,800 | 0 (not detected) |
| Town Of Burnsville | 1,278 | 0 (not detected) |
| Walker Switch Water Assn | 982 | 0 (not detected) |
| Town Of Tishomingo | 818 | 2.6 ppb |
| Short-Coleman Park Water Assn #2 | 232 | 0 (not detected) |
Next steps for Iuka, MS
Test your own tap with a certified lab first-draw sample; Iuka, 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 Tishomingo Co Water District 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. See what changes at 10 ppb in 2027.