City Of Zavalla, TX
Exceeded the action level in the past
Latest 90th-percentile lead: 2.66 ppb (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 result is under the action level, but this system has gone over 15 ppb before. Lead comes from pipes, not the source water, so a home with a lead service line can still be exposed. Test your own tap.
Who runs the water here
City Of Zavalla serves about 880 people through 691 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 Angelina County, Texas. EPA system ID: TX0030030; phone on file: 936-897-3311. Call that number and ask whether your address has a lead, galvanized or unknown service line.
City Of Zavalla's lead record
That is down 2.44 ppb from 5.1 ppb in the period ending 2025. The highest 90th-percentile result EPA holds for City Of Zavalla is 39 ppb across 6 monitoring periods, 2 of them over the 15 ppb action level.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 2.66 ppb |
| 2025 | 5.1 ppb |
| 2024 | 36.1 ppb over 15 |
| 2023 | 0 (not detected) |
| 2023 | 0 (not detected) |
| 2022 | 39 ppb over 15 |
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 Zavalla's 2.66 ppb sits at the 89th percentile in Texas and the 79th nationally (higher means more lead).
Neighbouring systems
20 other systems share Angelina County; 2 of them have a higher latest lead result than City Of Zavalla. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| City Of Lufkin | 51,236 | 1.28 ppb |
| Hudson Wsc | 10,907 | 2.01 ppb |
| Central Wcid Of Angelina County | 7,381 | 0 (not detected) |
| Four Way Sud | 6,684 | 1.36 ppb |
| City Of Diboll | 5,207 | 0 (not detected) |
| Angelina Wsc | 3,479 | 0.74 ppb |
| Redland Wsc | 3,354 | 1.11 ppb |
| M & M Wsc | 3,208 | 1.04 ppb |
| Woodlawn Wsc | 2,339 | 0 (not detected) |
| City Of Huntington | 2,014 | 0.79 ppb |
Next steps for Zavalla, TX
Test your own tap with a certified lab first-draw sample; Zavalla, TX may offer free or low-cost kits through the utility. If your own line is lead, replacing the private side runs about $1,200-$12,300 (EPA average about $4,700). Ask City Of Zavalla whether it covers that cost before hiring anyone - many utilities now do. Its latest copper 90th percentile is 1500 ppb (copper action level 1,300 ppb).
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. More in what a past exceedance means today.