City Of Horn Lake - Holly Hills, MS
Lead reported as not detected
Latest 90th-percentile lead: reported as 0 (not detected) (monitoring period 2023-2025). The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. The latest 90th-percentile result was reported as 0 (not detected at the lab's limit). That says the sampled homes were low, not that your home has no lead service line. Check your utility's service line inventory for your address.
Who runs the water here
City Of Horn Lake - Holly Hills serves about 729 people through 278 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 Desoto County, Mississippi. EPA system ID: MS0170024; phone on file: 662-393-6178. They can tell you what your service line is made of and whether they pay to replace it.
City Of Horn Lake - Holly Hills's lead record
That is down 1.4 ppb from 1.4 ppb in the period ending 2022. The highest 90th-percentile result EPA holds for City Of Horn Lake - Holly Hills is 4.7 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 0 (not detected) |
| 2022 | 1.4 ppb |
| 2019 | 0 (not detected) |
| 2017 | 4.7 ppb |
How City Of Horn Lake - Holly Hills 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. City Of Horn Lake - Holly Hills's reported as 0 (not detected) sits at the 4th percentile in Mississippi and the 25th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Nearby utilities
17 other systems share Desoto County; 14 of them have a higher latest lead result than City Of Horn Lake - Holly Hills. 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 |
| City Of Hernando-Jaybird | 6,750 | 1.9 ppb |
| Nesbit Water Association | 5,988 | 1.1 ppb |
| Eudora Utilities Association | 3,749 | 0.8 ppb |
Next steps for Horn Lake, MS
Look up your address in City Of Horn Lake - Holly Hills's service line inventory. If it says lead, galvanized or unknown, test your tap. If your own line is lead, replacing the private side runs about $1,200-$12,300 (EPA average about $4,700). Ask City Of Horn Lake - Holly Hills 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. Small systems behave differently: why small systems go over more often.