Pottawatomie County Rwd #3, OK
Lead detected, under the action levels
Latest 90th-percentile lead: 1.53 ppb (monitoring period 2024-2026). 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.
About Pottawatomie County Rwd #3
Pottawatomie County Rwd #3 serves about 560 people through 1,107 service connections, which makes it a small system under EPA's size classes. It is owned by a Native American tribe and draws surface water, in Pottawatomie County, Oklahoma. EPA system ID: OK1020807; phone on file: 405-383-2571. They can tell you what your service line is made of and whether they pay to replace it.
Pottawatomie County Rwd #3's lead record
That is up 1.53 ppb from 0 ppb in the period ending 2023. The highest 90th-percentile result EPA holds for Pottawatomie County Rwd #3 is 1.53 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 1.53 ppb |
| 2023 | 0 (not detected) |
| 2020 | 0 (not detected) |
| 2017 | 0 (not detected) |
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. Pottawatomie County Rwd #3's 1.53 ppb sits at the 65th percentile in Oklahoma and the 64th nationally (higher means more lead).
Nearby utilities
14 other systems share Pottawatomie County; 4 of them have a higher latest lead result than Pottawatomie County Rwd #3. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Shawnee Municipal Authority | 29,990 | 2.8 ppb |
| Tecumseh Utility Authority | 6,098 | 0 (not detected) |
| Tri-County Rwd #2 | 5,172 | 3.97 ppb |
| Mcloud | 2,939 | 7.4 ppb |
| Pottawatomie Co Development Auth | 1,200 | 0.7 ppb |
| Maud | 1,136 | 0 (not detected) |
| Wanette Public Works Authority | 402 | 0 (not detected) |
| Asher Util Dev Auth | 375 | 0.61 ppb |
| Pottawatomie Co. Rwd #3 (Dale Plant) | 313 | 0 (not detected) |
| St. Louis Rwd | 225 | 0.43 ppb |
What to do in your house
Test your own tap with a certified lab first-draw sample; Shawnee, 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 Pottawatomie County 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. What a 90th-percentile result does and does not tell you: how to read a lead result. Size matters more than most people expect: small vs large water systems.