Upper Jasper County Water Authority 1, TX
Lead detected, under the action levels
Latest 90th-percentile lead: 4.91 ppb (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. Lead was measured in sampled homes but the 90th percentile is under both action levels. EPA's health goal for lead is zero, so test your own tap if your home was built before 1986 or anyone in it is pregnant or a young child.
Upper Jasper County Water Authority 1 at a glance
Upper Jasper County Water Authority 1 serves about 3,048 people through 1,241 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 Jasper County, Texas. EPA system ID: TX1210060; phone on file: 409-384-6301. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Lead results over time
The highest 90th-percentile result EPA holds for Upper Jasper County Water Authority 1 is 4.91 ppb across 1 monitoring period, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2024 | 4.91 ppb |
How Upper Jasper County Water Authority 1 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. Upper Jasper County Water Authority 1's 4.91 ppb sits at the 97th percentile in Texas and the 90th nationally (higher means more lead).
Neighbouring systems
18 other systems share Jasper County; 0 of them have a higher latest lead result than Upper Jasper County Water Authority 1. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| City Of Jasper | 9,884 | 0.83 ppb |
| Rayburn Country Mud | 4,062 | 0 (not detected) |
| Jasper County Wcid 1 | 3,035 | 0 (not detected) |
| City Of Kirbyville | 2,578 | 0.66 ppb |
| South Jasper Wsc | 2,165 | 0.66 ppb |
| Rural Wsc | 1,141 | 0 (not detected) |
| South Kirbyville Rural Wsc | 1,037 | 3.34 ppb |
| Upper Jasper County Water Authority 2 | 975 | 2.67 ppb |
| Holly Huff Wsc | 583 | 0 (not detected) |
| Evadale Wcid 1 | 559 | 0 (not detected) |
What to do in your house
Test your own tap with a certified lab first-draw sample; Jasper, 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 Upper Jasper County Water Authority 1 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. Why sampled homes are the worst-case ones is in the guide to reading the number. Systems that went over once often dip back under; here is what that means.