South Walton Utility Company, FL
Lead detected, under the action levels
Latest 90th-percentile lead: 2.7 ppb (monitoring period 2023-2023). 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.
About South Walton Utility Company
South Walton Utility Company serves about 26,668 people through 10,668 service connections, which makes it a large system under EPA's size classes. It is privately owned and draws groundwater, in Walton County, Florida. EPA system ID: FL1660615; phone on file: 850-837-2988. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
South Walton Utility Company's lead record
That is down 4.9 ppb from 7.6 ppb in the period ending 2020. The highest 90th-percentile result EPA holds for South Walton Utility Company is 7.6 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2023 | 2.7 ppb |
| 2020 | 7.6 ppb |
| 2017 | 4.4 ppb |
How South Walton Utility Company compares
Of the 1,481 Florida systems with a lead result, the median latest reading is 1 ppb; 3 are over 15 ppb right now and 85 have gone over at some point. South Walton Utility Company's 2.7 ppb sits at the 80th percentile in Florida and the 79th nationally (higher means more lead).
Neighbouring systems
8 other systems share Walton County; 1 of them has a higher latest lead result than South Walton Utility Company. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Regional Utilities Water System | 62,225 | 1.7 ppb |
| Defuniak Springs W/S, City Of | 12,243 | 1.9 ppb |
| Freeport, City Of | 12,020 | 0.8 ppb |
| Mossy Head Water Works, Inc. | 4,386 | 5.2 ppb |
| North Bay Water System | 3,171 | 2 ppb |
| City Of Paxton | 1,578 | 1.6 ppb |
| Argyle Water System, Inc. | 1,157 | 1.9 ppb |
| Lake Sharon Estates | 160 | 1 ppb |
Next steps for Miramar Beach, FL
Test your own tap with a certified lab first-draw sample; Miramar Beach, FL 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 South Walton Utility Company 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. Systems that went over once often dip back under; here is what that means.