Adair Co Rwd #3, OK
Lead reported as not detected
Latest 90th-percentile lead: reported as 0 (not detected) (monitoring period 2021-2023). 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 Adair Co Rwd #3
Adair Co Rwd #3 serves about 2,598 people through 1,100 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 Adair County, Oklahoma. EPA system ID: OK3000106; phone on file: 918-778-3448. They can tell you what your service line is made of and whether they pay to replace it.
Lead results over time
Against the period ending 2020 (0 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Adair Co Rwd #3 is 0 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2023 | 0 (not detected) |
| 2020 | 0 (not detected) |
| 2017 | 0 (not detected) |
How Adair Co Rwd #3 compares
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. Adair Co Rwd #3's reported as 0 (not detected) sits at the 36th percentile in Oklahoma and the 32nd nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Other water systems in Adair County
8 other systems share Adair County; 3 of them have a higher latest lead result than Adair Co Rwd #3. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Stilwell | 3,276 | 0.88 ppb |
| Adair Co Rwd #1 (Cherry Tree) | 2,000 | 4.1 ppb |
| Adair Co Rwd #2 | 1,675 | 0 (not detected) |
| Westville Utility Authority | 1,596 | 0 (not detected) |
| Adair Co Rwd #4 | 1,025 | 0 (not detected) |
| Adair Co Rwd #5 | 675 | 1.6 ppb |
| Watts | 316 | 0 (not detected) |
| Adair Co Rws & Swmd #6 | 27 | 0 (not detected) |
What to do in your house
Look up your address in Adair Co Rwd #3'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 Adair Co Rwd #3 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. The lead result guide covers how utilities pick the homes they sample. A zero today does not rule out a jump later - the rules are tightening in 2027.