Stallion Lake Ranch, TX
Exceeded the action level in the past
Latest 90th-percentile lead: reported as 0 (not detected) (monitoring period 2024-2024). The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. The latest result is under the action level, but this system has gone over 15 ppb before. Lead comes from pipes, not the source water, so a home with a lead service line can still be exposed. Test your own tap.
Who runs the water here
Stallion Lake Ranch serves about 414 people through 138 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Smith County, Texas. EPA system ID: TX2120104; phone on file: 713-574-5953. They can tell you what your service line is made of and whether they pay to replace it.
Lead results over time
That is down 5.04 ppb from 5.04 ppb in the period ending 2024. The highest 90th-percentile result EPA holds for Stallion Lake Ranch is 22.3 ppb across 3 monitoring periods, 1 of them over the 15 ppb action level.
| Period ending | 90th-percentile lead |
|---|---|
| 2024 | 0 (not detected) |
| 2024 | 5.04 ppb |
| 2017 | 22.3 ppb over 15 |
How Stallion Lake Ranch compares
Of the 4,447 Texas systems with a lead result, the median latest reading is 0.28 ppb; 15 are over 15 ppb right now and 202 have gone over at some point. Stallion Lake Ranch's reported as 0 (not detected) sits at the 19th percentile in Texas and the 21st nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Neighbouring systems
35 other systems share Smith County; 10 of them have a higher latest lead result than Stallion Lake Ranch. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| City Of Tyler | 107,000 | 0 (not detected) |
| Southern Utilities | 69,735 | 1.57 ppb |
| Lindale Rural Wsc | 14,781 | 0 (not detected) |
| City Of Whitehouse | 9,571 | 0 (not detected) |
| Walnut Grove Wsc | 8,775 | 0 (not detected) |
| City Of Lindale | 6,313 | 0 (not detected) |
| Dean Wsc | 5,907 | 0 (not detected) |
| Jackson Wsc | 5,862 | 0 (not detected) |
| Sand Flat Wsc | 4,569 | 0 (not detected) |
| City Of Bullard | 4,500 | 0 (not detected) |
What to do in your house
Test your own tap with a certified lab first-draw sample; Cypress, TX 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 Stallion Lake Ranch whether it covers that cost before hiring anyone - many utilities now do. Its latest copper 90th percentile is 1380 ppb (copper action level 1,300 ppb).
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. More in what a past exceedance means today.