City Of Selma, 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 City Of Selma
City Of Selma serves about 11,418 people through 3,869 service connections, which makes it a large system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws groundwater, in Bexar County, Texas. EPA system ID: TX0150492; phone on file: 210-687-6757. They can tell you what your service line is made of and whether they pay to replace it.
City Of Selma's lead record
Against the period ending 2025 (0 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for City Of Selma is 1.9 ppb across 6 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 0 (not detected) |
| 2025 | 0 (not detected) |
| 2024 | 1.1 ppb |
| 2021 | 0.6 ppb |
| 2021 | 1.1 ppb |
| 2018 | 1.9 ppb |
Where this result ranks
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. City Of Selma's reported as 0 (not detected) sits at the 47th percentile in Texas and the 37th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Neighbouring systems
40 other systems share Bexar County; 28 of them have a higher latest lead result than City Of Selma. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| San Antonio Water System | 2,643,729 | 1.6 ppb |
| Jbsa Sam Houston | 37,563 | 0 (not detected) |
| City Of Converse | 29,709 | 0.5 ppb |
| East Central Sud | 26,137 | 1.5 ppb |
| Jbsa Lackland | 20,907 | 0 (not detected) |
| City Of Universal City | 20,119 | 0.5 ppb |
| Atascosa Rural Wsc | 13,857 | 2 ppb |
| Jbsa Randolph | 10,949 | 2 ppb |
| Fair Oaks Ranch Utilities | 9,768 | 2.2 ppb |
| City Of Live Oak | 8,724 | 1.48 ppb |
Next steps for Selma, TX
Look up your address in City Of Selma'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 City Of Selma 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. A zero today does not rule out a jump later - the rules are tightening in 2027.