Trenton Municipal Utilities Pws, MO
Exceeded the action level in the past
Latest 90th-percentile lead: 3.76 ppb (monitoring period 2025-2025). The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. The latest result is under the action level, but this system has gone over 15 ppb before. Lead comes from pipes, not the source water, so a home with a lead service line can still be exposed. Test your own tap.
Trenton Municipal Utilities Pws at a glance
Trenton Municipal Utilities Pws serves about 5,600 people through 2,637 service connections, which makes it a medium-sized system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws surface water, in Grundy County, Missouri. EPA system ID: MO2010796; phone on file: 660-359-4310. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Lead results over time
Against the period ending 2024 (4.32 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Trenton Municipal Utilities Pws is 26.4 ppb across 16 monitoring periods, 4 of them over the 15 ppb action level.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 3.76 ppb |
| 2024 | 4.32 ppb |
| 2023 | 6.09 ppb |
| 2023 | 6.18 ppb |
| 2022 | 8.69 ppb |
| 2022 | 6.19 ppb |
| 2021 | 5.98 ppb |
| 2020 | 9.38 ppb |
| 2020 | 9.38 ppb |
| 2019 | 7.98 ppb |
| 2019 | 18.7 ppb over 15 |
| 2019 | 12.9 ppb over 10 |
| 2018 | 26.4 ppb over 15 |
| 2018 | 15.8 ppb over 15 |
| 2017 | 18.7 ppb over 15 |
| 2016 | 0 (not detected) |
How Trenton Municipal Utilities Pws compares
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. Trenton Municipal Utilities Pws's 3.76 ppb sits at the 86th percentile in Missouri and the 86th nationally (higher means more lead).
Nearby utilities
4 other systems share Grundy County; 0 of them have a higher latest lead result than Trenton Municipal Utilities Pws. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Grundy County Pwsd 1 | 3,900 | 0 (not detected) |
| Spickard Pws | 254 | 0 (not detected) |
| Laredo Pws | 240 | 0 (not detected) |
| Galt Pws | 166 | 0 (not detected) |
What to do in your house
Test your own tap with a certified lab first-draw sample; Trenton, 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 Trenton Municipal Utilities 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. More in what a past exceedance means today.