Sooner Utilities-Crosby #2, OK
Above the new 10 ppb level coming in 2027
Latest 90th-percentile lead: 12.4 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. 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
Sooner Utilities-Crosby #2 serves about 385 people through 180 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Oklahoma County, Oklahoma. EPA system ID: OK5005518; phone on file: 405-285-5687. They can tell you what your service line is made of and whether they pay to replace it.
Lead results over time
That is up 12.4 ppb from 0 ppb in the period ending 2021. The highest 90th-percentile result EPA holds for Sooner Utilities-Crosby #2 is 12.4 ppb across 5 monitoring periods, none of them over 15 ppb (1 over 10 ppb).
| Period ending | 90th-percentile lead |
|---|---|
| 2024 | 12.4 ppb over 10 |
| 2021 | 0 (not detected) |
| 2021 | 0 (not detected) |
| 2018 | 0 (not detected) |
| 2018 | 0 (not detected) |
Where this result ranks
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. Sooner Utilities-Crosby #2's 12.4 ppb sits at the 99th percentile in Oklahoma and the 98th nationally (higher means more lead).
Other water systems in Oklahoma County
35 other systems share Oklahoma County; 0 of them have a higher latest lead result than Sooner Utilities-Crosby #2. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Oklahoma City | 644,000 | 0 (not detected) |
| Edmond Pwa | 79,408 | 0 (not detected) |
| Midwest City | 55,935 | 1.2 ppb |
| Tinker Air Force Base | 24,645 | 0 (not detected) |
| Del City | 22,128 | 1.6 ppb |
| Bethany | 20,307 | 0 (not detected) |
| Deer Creek Rural Water Corp | 5,500 | 0 (not detected) |
| Harrah | 4,190 | 1.1 ppb |
| Nichols Hills | 4,020 | 0 (not detected) |
| Choctaw Ua | 3,926 | 11.4 ppb |
What to do in your house
Test your own tap with a certified lab first-draw sample; Edmond, 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 Sooner Utilities-Crosby #2 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. See what changes at 10 ppb in 2027.