Mindenmines Pws, MO
Lead detected, under the action levels
Latest 90th-percentile lead: 0.66 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 Mindenmines Pws
Mindenmines Pws serves about 340 people through 115 service connections, which makes it a very small system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws groundwater, in Barton County, Missouri. EPA system ID: MO5010530; phone on file: 417-842-3216. They can tell you what your service line is made of and whether they pay to replace it.
Every lead result on file
That is down 4.18 ppb from 4.84 ppb in the period ending 2023. The highest 90th-percentile result EPA holds for Mindenmines Pws is 4.84 ppb across 7 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 0.66 ppb |
| 2023 | 4.84 ppb |
| 2022 | 0 (not detected) |
| 2020 | 0 (not detected) |
| 2019 | 0 (not detected) |
| 2017 | 0 (not detected) |
| 2016 | 0.63 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. Mindenmines Pws's 0.66 ppb sits at the 44th percentile in Missouri and the 46th nationally (higher means more lead).
Neighbouring systems
3 other systems share Barton County; 2 of them have a higher latest lead result than Mindenmines Pws. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Lamar Pws | 4,500 | 1.57 ppb |
| Liberal Pws | 759 | 0 (not detected) |
| Golden City Pws | 680 | 1.49 ppb |
Next steps for Mindemines, MO
Test your own tap with a certified lab first-draw sample; Mindemines, 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 Mindenmines Pws 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. The action level is dropping - the 10 ppb rule from 2027.