Stone County Pwsd 1, MO
Lead detected, under the action levels
Latest 90th-percentile lead: 2.13 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.
Stone County Pwsd 1 at a glance
Stone County Pwsd 1 serves about 2,052 people through 865 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 groundwater, in Stone County, Missouri. EPA system ID: MO5024590; phone on file: 417-739-2107. They can tell you what your service line is made of and whether they pay to replace it.
Every lead result on file
Against the period ending 2022 (1.88 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Stone County Pwsd 1 is 9.41 ppb across 7 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 2.13 ppb |
| 2022 | 1.88 ppb |
| 2022 | 1.88 ppb |
| 2019 | 9.41 ppb |
| 2019 | 9.41 ppb |
| 2016 | 2.2 ppb |
| 2016 | 2.2 ppb |
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. Stone County Pwsd 1's 2.13 ppb sits at the 73rd percentile in Missouri and the 74th nationally (higher means more lead).
Nearby utilities
87 other systems share Stone County; 30 of them have a higher latest lead result than Stone County Pwsd 1. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Mo American Stonebridge Village | 2,100 | 0 (not detected) |
| Pwsd 2 Of Stone County 265 | 1,535 | 2.59 ppb |
| Crane Pws | 1,495 | 2.59 ppb |
| Mo Ark Water Co | 1,478 | 1.52 ppb |
| Reeds Spring Pws | 1,287 | 0 (not detected) |
| Mo American Ozark Mtn Water Company 2 | 583 | 7 ppb |
| Twin Island Estates | 525 | 4.58 ppb |
| Ocwc Lantern Bay | 502 | 3.54 ppb |
| Galena Pws | 500 | 1.01 ppb |
| Branson West Pws | 484 | 0 (not detected) |
Your move
Test your own tap with a certified lab first-draw sample; Kimberling City, 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 Stone County Pwsd 1 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.