Galveston County Mud 12, TX
Lead reported as not detected
Latest 90th-percentile lead: reported as 0 (not detected) (monitoring period 2024-2026). 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 Galveston County Mud 12
Galveston County Mud 12 serves about 2,900 people through 1,498 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 surface water, in Galveston County, Texas. EPA system ID: TX0840021; phone on file: 713-739-1060. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
Lead results over time
Against the period ending 2023 (0 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Galveston County Mud 12 is 0 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 0 (not detected) |
| 2023 | 0 (not detected) |
| 2020 | 0 (not detected) |
| 2017 | 0 (not detected) |
How Galveston County Mud 12 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. Galveston County Mud 12's reported as 0 (not detected) sits at the 38th percentile in Texas and the 33rd nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Neighbouring systems
25 other systems share Galveston County; 12 of them have a higher latest lead result than Galveston County Mud 12. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| City Of League City | 149,557 | 3 ppb |
| City Of Texas City | 61,541 | 0.6 ppb |
| City Of Galveston | 52,326 | 3.13 ppb |
| City Of Friendswood | 43,190 | 4.61 ppb |
| Galveston County Wcid 1 | 30,399 | 1.23 ppb |
| Bolivar Peninsula Sud | 18,424 | 3.51 ppb |
| City Of La Marque | 15,154 | 0.58 ppb |
| San Leon Mud | 11,622 | 0 (not detected) |
| Bacliff Mud | 8,900 | 0 (not detected) |
| Galveston County Wcid 12 | 8,721 | 1.6 ppb |
Next steps for Houston, TX
Look up your address in Galveston County Mud 12'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 Galveston County Mud 12 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. Small systems behave differently: why small systems go over more often.