Twa Sunbridge Water Treatment Plant, FL
Lead detected, under the action levels
Latest 90th-percentile lead: 0.4 ppb (monitoring period 2025-2025). 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
Twa Sunbridge Water Treatment Plant serves about 542 people through 2,000 service connections, which makes it a small system under EPA's size classes. It is under mixed public and private ownership and draws groundwater, in Osceola County, Florida. EPA system ID: FL3494439; phone on file: 407-944-5000. They can tell you what your service line is made of and whether they pay to replace it.
Lead results over time
Against the period ending 2025 (0.5 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Twa Sunbridge Water Treatment Plant is 0.8 ppb across 5 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 0.4 ppb |
| 2025 | 0.5 ppb |
| 2024 | 0.3 ppb |
| 2022 | 0.8 ppb |
| 2022 | 0.3 ppb |
How Twa Sunbridge Water Treatment Plant 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. Twa Sunbridge Water Treatment Plant's 0.4 ppb sits at the 29th percentile in Florida and the 42nd nationally (higher means more lead).
Nearby utilities
23 other systems share Osceola County; 13 of them have a higher latest lead result than Twa Sunbridge Water Treatment Plant. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Toho Water Authority Eastern | 110,102 | 0.6 ppb |
| St. Cloud, City Of (3 Wps) | 82,752 | 2.1 ppb |
| Toho Water Authority-Poinciana System | 69,447 | 0.4 ppb |
| Toho Water Authority Western | 40,330 | 1.4 ppb |
| Enterprise Cdd (Consecutive) | 11,178 | 2 ppb |
| Harmony Cdd | 6,221 | 0.8 ppb |
| Pleasant Hill Lakes S/D | 2,957 | - |
| Hammock Pointe Utility Association Inc | 515 | 2 ppb |
| Floridian Rv Resort | 450 | 0 (not detected) |
| Whispering Pines Mhp | 428 | 0 (not detected) |
What to do in your house
Test your own tap with a certified lab first-draw sample; Kissimmee, 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 Twa Sunbridge Water Treatment Plant 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. The lead result guide covers how utilities pick the homes they sample. Size matters more than most people expect: small vs large water systems.