Cs Oak Creek Public Service Llc, MO
Lead detected, under the action levels
Latest 90th-percentile lead: 10 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. 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 Cs Oak Creek Public Service Llc
Cs Oak Creek Public Service Llc serves about 650 people through 260 service connections, which makes it a small system under EPA's size classes. It is privately owned and draws groundwater, in Yavapai County, Missouri. EPA system ID: AZ0413042; phone on file: 602-698-9786. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Lead results over time
That is up 10 ppb from 0 ppb in the period ending 2023. The highest 90th-percentile result EPA holds for Cs Oak Creek Public Service Llc is 10 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 10 ppb |
| 2023 | 0 (not detected) |
| 2020 | 3.89 ppb |
| 2017 | 0 (not detected) |
Against other Missouri systems
Of the 1,674 Missouri systems with a lead result, the median latest reading is 1.04 ppb; 2 are over 15 ppb right now and 74 have gone over at some point. Cs Oak Creek Public Service Llc's 10 ppb sits at the 98th percentile in Missouri and the 97th nationally (higher means more lead).
Neighbouring systems
2 other systems share Yavapai County; 0 of them have a higher latest lead result than Cs Oak Creek Public Service Llc. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Cs Peeples Valley Water Company | 658 | 0 (not detected) |
| Cs Lake Verde Water Company | 169 | 0 (not detected) |
Your move
Test your own tap with a certified lab first-draw sample; St. Louis, MO 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 Cs Oak Creek Public Service Llc 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. Systems that went over once often dip back under; here is what that means.