City Of Hernando-Jaybird, MS
Lead detected, under the action levels
Latest 90th-percentile lead: 1.9 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.
Who runs the water here
City Of Hernando-Jaybird serves about 6,750 people through 2,557 service connections, which makes it a medium-sized system under EPA's size classes. It is privately owned and draws groundwater, in Desoto County, Mississippi. EPA system ID: MS0170002; phone on file: 662-429-9092. They can tell you what your service line is made of and whether they pay to replace it.
City Of Hernando-Jaybird's lead record
Against the period ending 2022 (1 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for City Of Hernando-Jaybird is 1.9 ppb across 8 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2024 | 1.9 ppb |
| 2022 | 1 ppb |
| 2021 | 1 ppb |
| 2021 | 1 ppb |
| 2019 | 0.7 ppb |
| 2018 | 0 (not detected) |
| 2018 | 0 (not detected) |
| 2016 | 0 (not detected) |
Against other Mississippi systems
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. City Of Hernando-Jaybird's 1.9 ppb sits at the 77th percentile in Mississippi and the 69th nationally (higher means more lead).
Neighbouring systems
17 other systems share Desoto County; 1 of them has a higher latest lead result than City Of Hernando-Jaybird. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| City Of Southaven | 56,000 | 0 (not detected) |
| City Of Olive Branch | 54,025 | 0.9 ppb |
| City Of Hernando | 14,457 | 1.2 ppb |
| City Of Horn Lake | 13,649 | 1.2 ppb |
| Horn Lake Water Association | 12,735 | 0 (not detected) |
| Lewisburg Water Association | 9,390 | 1.8 ppb |
| Walls Water Assn- Lake Forest | 9,298 | 0.7 ppb |
| Nesbit Water Association | 5,988 | 1.1 ppb |
| Eudora Utilities Association | 3,749 | 0.8 ppb |
| Walls Water Association | 2,999 | 0.6 ppb |
What to do in your house
Test your own tap with a certified lab first-draw sample; Hernando, 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 City Of Hernando-Jaybird 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.