Rra Southwest Quanah Water System, TX
Exceeded the action level in the past
Latest 90th-percentile lead: 0.84 ppb (monitoring period 2023-2025). 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
Rra Southwest Quanah Water System serves about 123 people through 49 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 Hardeman County, Texas. EPA system ID: TX0990044; phone on file: 940-723-8697. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
Rra Southwest Quanah Water System's lead record
Against the period ending 2022 (1.3 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Rra Southwest Quanah Water System is 80 ppb across 3 monitoring periods, 1 of them over the 15 ppb action level.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 0.84 ppb |
| 2022 | 1.3 ppb |
| 2020 | 80 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. Rra Southwest Quanah Water System's 0.84 ppb sits at the 61st percentile in Texas and the 48th nationally (higher means more lead).
Other water systems in Hardeman County
6 other systems share Hardeman County; 2 of them have a higher latest lead result than Rra Southwest Quanah Water System. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| City Of Quanah | 2,662 | 0 (not detected) |
| City Of Chillicothe | 675 | 1.1 ppb |
| Rra Northeast Quanah Water System | 275 | 0 (not detected) |
| Rra Medicine Mound Water System | 135 | 0.3 ppb |
| Rra Goodlett Water System | 105 | 0.9 ppb |
| Rra New Goodlett Water System | 78 | 0 (not detected) |
What to do in your house
Test your own tap with a certified lab first-draw sample; Wichita Falls, 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 Rra Southwest Quanah Water System 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. More in what a past exceedance means today.