Tullahassee Water, OK
Above the new 10 ppb level coming in 2027
Latest 90th-percentile lead: 12 ppb (monitoring period 2026-2026). The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. Under the current 15 ppb rule this is not an exceedance, but it is above the 10 ppb action level that takes over in Nov 2027. Test your own tap; filter if your result shows lead.
Who runs the water here
Tullahassee Water serves about 106 people through 65 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 Wagoner County, Oklahoma. EPA system ID: OK3007338; phone on file: 918-483-0789. They can tell you what your service line is made of and whether they pay to replace it.
Every lead result on file
The highest 90th-percentile result EPA holds for Tullahassee Water is 12 ppb across 1 monitoring period, none of them over 15 ppb (1 over 10 ppb).
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 12 ppb over 10 |
Against other Oklahoma systems
Of the 870 Oklahoma systems with a lead result, the median latest reading is 0.81 ppb; 6 are over 15 ppb right now and 66 have gone over at some point. Tullahassee Water's 12 ppb sits at the 99th percentile in Oklahoma and the 98th nationally (higher means more lead).
Neighbouring systems
12 other systems share Wagoner County; 0 of them have a higher latest lead result than Tullahassee Water. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Wagoner Co. Rwd #4 | 37,658 | 1 ppb |
| Coweta Pwa | 9,450 | 6 ppb |
| Wagoner | 7,982 | 2.7 ppb |
| Wagoner Co. Rwd #9 | 4,363 | 8 ppb |
| Wagoner Co. Rwd #5 | 4,251 | 0 (not detected) |
| Porter Pwa | 2,400 | 1.4 ppb |
| Wagoner Co. Rwd #2 | 2,000 | 2 ppb |
| Wagoner Co. Rwd #6 | 1,500 | 2.2 ppb |
| Wagoner Co. Rwd #7 (New) | 1,110 | 1.9 ppb |
| Okay Pwa | 767 | 0 (not detected) |
What to do in your house
Test your own tap with a certified lab first-draw sample; Tullahassee, OK 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 Tullahassee Water 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. See what changes at 10 ppb in 2027.