South Martin Regional Utilities, FL
Lead detected, under the action levels
Latest 90th-percentile lead: 1.1 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.
Who runs the water here
South Martin Regional Utilities serves about 27,000 people through 9,000 service connections, which makes it a large system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws groundwater, in Martin County, Florida. EPA system ID: FL4430624; phone on file: 772-546-6259. 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 2020 (1.8 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for South Martin Regional Utilities is 1.8 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2023 | 1.1 ppb |
| 2020 | 1.8 ppb |
| 2017 | 1.4 ppb |
How South Martin Regional Utilities 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 Martin Regional Utilities's 1.1 ppb sits at the 55th percentile in Florida and the 58th nationally (higher means more lead).
Nearby utilities
14 other systems share Martin County; 6 of them have a higher latest lead result than South Martin Regional Utilities. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Martin Co Utilities | 104,105 | 4 ppb |
| Stuart, City Of - Water Plant | 16,841 | 1.2 ppb |
| Village Of Indiantown | 5,847 | 0.5 ppb |
| Sailfish Point | 1,145 | 0.4 ppb |
| St. Lucie Falls | 499 | 0.2 ppb |
| Soundings Yacht ; Tennis Club | 450 | 0 (not detected) |
| Natalie Estates Mobile Home Pk #200 | 250 | 2.2 ppb |
| Lakeside Village Mhp | 220 | 0.3 ppb |
| South Fork Homeowner Util Corp | 200 | 0 (not detected) |
| Woodbridge Mobile Village | 189 | 1.4 ppb |
Next steps for Hobe Sound, FL
Test your own tap with a certified lab first-draw sample; Hobe Sound, 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 Martin Regional Utilities 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. The action level is dropping - the 10 ppb rule from 2027.