Jayess-Topeka-Tilton W/A, MS
Lead detected, under the action levels
Latest 90th-percentile lead: 2.2 ppb (monitoring period 2022-2024). 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.
Jayess-Topeka-Tilton W/A at a glance
Jayess-Topeka-Tilton W/A serves about 3,450 people through 1,608 service connections, which makes it a medium-sized system under EPA's size classes. It is under mixed public and private ownership and draws groundwater, in Lawrence County, Mississippi. EPA system ID: MS0390001; phone on file: 601-587-2131. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Every lead result on file
Against the period ending 2021 (2.2 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Jayess-Topeka-Tilton W/A is 2.6 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2024 | 2.2 ppb |
| 2021 | 2.2 ppb |
| 2018 | 2.6 ppb |
| 2016 | 1 ppb |
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. Jayess-Topeka-Tilton W/A's 2.2 ppb sits at the 82nd percentile in Mississippi and the 75th nationally (higher means more lead).
Other water systems in Lawrence County
8 other systems share Lawrence County; 2 of them have a higher latest lead result than Jayess-Topeka-Tilton W/A. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Lawrence County Water Assn | 2,100 | 0 (not detected) |
| Sontag-Wanilla | 1,484 | 0.9 ppb |
| Town Of Monticello | 1,400 | 1.8 ppb |
| Crooked Creek W/A - North | 1,100 | 0.9 ppb |
| Crooked Creek W/A - South | 1,100 | 2.4 ppb |
| Town Of Silver Creek | 401 | 0 (not detected) |
| Mt Zion W/A | 400 | 0.6 ppb |
| Town Of New Hebron | 386 | 26.9 ppb |
Your move
Test your own tap with a certified lab first-draw sample; Jayess, 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 Jayess-Topeka-Tilton W/A 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. The action level is dropping - the 10 ppb rule from 2027.