The Colony Mud 1a, TX
Lead reported as not detected
Latest 90th-percentile lead: reported as 0 (not detected) (monitoring period 2022-2024). The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. The latest 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 The Colony Mud 1a
The Colony Mud 1a serves about 2,262 people through 754 service connections, which makes it a small system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws groundwater, in Bastrop County, Texas. EPA system ID: TX0110053; phone on file: 512-759-2738. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
The Colony Mud 1a's lead record
That is down 2.57 ppb from 2.57 ppb in the period ending 2021. The highest 90th-percentile result EPA holds for The Colony Mud 1a is 2.57 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2024 | 0 (not detected) |
| 2021 | 2.57 ppb |
| 2021 | 1.38 ppb |
How The Colony Mud 1a 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. The Colony Mud 1a's reported as 0 (not detected) sits at the 35th percentile in Texas and the 31st nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Neighbouring systems
21 other systems share Bastrop County; 10 of them have a higher latest lead result than The Colony Mud 1a. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Aqua Wsc | 86,325 | 1.39 ppb |
| City Of Bastrop | 13,209 | 0 (not detected) |
| City Of Elgin | 13,188 | 0 (not detected) |
| Bastrop County Wcid 2 | 7,269 | 1.41 ppb |
| City Of Smithville | 4,901 | 0.98 ppb |
| Bastrop County Wcid 1 | 696 | 0 (not detected) |
| The Colony Mud 1b | 657 | 0 (not detected) |
| The Colony Mud 1e | 468 | 0.24 ppb |
| Bastrop County Mud 1 | 354 | 0.56 ppb |
| K & K Water North | 318 | 3.04 ppb |
Next steps for Austin, TX
Look up your address in The Colony Mud 1a'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 The Colony Mud 1a 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. A zero today does not rule out a jump later - the rules are tightening in 2027.