Shady Oaks Water, MO
Lead reported as not detected
Latest 90th-percentile lead: reported as 0 (not detected) (monitoring period 2023-2023). 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 Shady Oaks Water
Shady Oaks Water serves about 432 people through 144 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Wilson County, Missouri. EPA system ID: TX2470017; phone on file: 254-355-9124. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
Shady Oaks Water's lead record
Against the period ending 2023 (0 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Shady Oaks Water is 15 ppb across 3 monitoring periods, none of them over 15 ppb (1 over 10 ppb).
| Period ending | 90th-percentile lead |
|---|---|
| 2023 | 0 (not detected) |
| 2023 | 0 (not detected) |
| 2022 | 15 ppb over 10 |
Where this result ranks
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. Shady Oaks Water's reported as 0 (not detected) sits at the 22nd percentile in Missouri and the 21st nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Nearby utilities
3 other systems share Wilson County; 2 of them have a higher latest lead result than Shady Oaks Water. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| C Willow Water | 855 | 0 (not detected) |
| Hickory Hill Water | 342 | 4.3 ppb |
| Arrowhead Water System | 141 | 0.6 ppb |
What to do in your house
Look up your address in Shady Oaks Water'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 Shady Oaks 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. What a 90th-percentile result does and does not tell you: how to read a lead result. A zero today does not rule out a jump later - the rules are tightening in 2027.