North Central Texas Municipal Water Auth, 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.
North Central Texas Municipal Water Auth at a glance
North Central Texas Municipal Water Auth serves about 132 people through 47 service connections, which makes it a very small system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws surface water, in Knox County, Texas. EPA system ID: TX1380009; phone on file: 940-422-4051. 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 2023 (0 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for North Central Texas Municipal Water Auth is 0 ppb across 2 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 0 (not detected) |
| 2023 | 0 (not detected) |
How North Central Texas Municipal Water Auth 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. North Central Texas Municipal Water Auth's reported as 0 (not detected) sits at the 8th percentile in Texas and the 12th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Other water systems in Knox County
7 other systems share Knox County; 3 of them have a higher latest lead result than North Central Texas Municipal Water Auth. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| City Of Munday | 1,478 | 0 (not detected) |
| City Of Knox City | 1,037 | 0 (not detected) |
| Knox County Rural Sud | 393 | 0 (not detected) |
| City Of Benjamin | 235 | 4.32 ppb |
| Rra Truscott Gilliland Water System | 215 | 5.01 ppb |
| City Of Goree Water System | 156 | 3.5 ppb |
| Rhineland Wsc | 136 | 0 (not detected) |
Your move
Look up your address in North Central Texas Municipal Water Auth'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 North Central Texas Municipal Water Auth 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. What a 90th-percentile result does and does not tell you: how to read a lead result. Small systems behave differently: why small systems go over more often.