San Gabriel River Ranches, TX
Lead reported as not detected
Latest 90th-percentile lead: reported as 0 (not detected) (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. 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.
About San Gabriel River Ranches
San Gabriel River Ranches serves about 891 people through 297 service connections, which makes it a small system under EPA's size classes. It is privately owned and draws groundwater, in Williamson County, Texas. EPA system ID: TX2460046; phone on file: 512-990-4400. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Lead results over time
Against the period ending 2024 (0 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for San Gabriel River Ranches is 0 ppb across 2 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 0 (not detected) |
| 2024 | 0 (not detected) |
How San Gabriel River Ranches 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. San Gabriel River Ranches's reported as 0 (not detected) sits at the 26th percentile in Texas and the 26th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Other water systems in Williamson County
38 other systems share Williamson County; 25 of them have a higher latest lead result than San Gabriel River Ranches. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| City Of Georgetown | 191,639 | 4.81 ppb |
| City Of Round Rock | 130,662 | 5.05 ppb |
| City Of Leander | 98,330 | 1.1 ppb |
| City Of Cedar Park | 86,939 | 2.77 ppb |
| Jonah Water Sud | 29,861 | 1.55 ppb |
| City Of Hutto | 29,580 | 0 (not detected) |
| City Of Taylor | 20,622 | 1.93 ppb |
| Brushy Creek Mud | 18,314 | 1.28 ppb |
| Sonterra Mud | 16,614 | 0.43 ppb |
| Jarrell Schwertner Wsc | 9,681 | 0 (not detected) |
Next steps for Austin, TX
Look up your address in San Gabriel River Ranches'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 San Gabriel River Ranches 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.