Newtown Pws, MO
Lead reported as not detected
Latest 90th-percentile lead: reported as 0 (not detected) (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. 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.
Who runs the water here
Newtown Pws serves about 109 people through 62 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 surface water, in Sullivan County, Missouri. EPA system ID: MO2010574; phone on file: 660-794-2200. They can tell you what your service line is made of and whether they pay to replace it.
Lead results over time
That is down 2.44 ppb from 2.44 ppb in the period ending 2022. The highest 90th-percentile result EPA holds for Newtown Pws is 2.44 ppb across 7 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 0 (not detected) |
| 2022 | 2.44 ppb |
| 2022 | 2.44 ppb |
| 2019 | 2.15 ppb |
| 2019 | 2.15 ppb |
| 2016 | 1.92 ppb |
| 2016 | 1.92 ppb |
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. Newtown Pws's reported as 0 (not detected) sits at the 9th percentile in Missouri and the 10th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Nearby utilities
6 other systems share Sullivan County; 4 of them have a higher latest lead result than Newtown Pws. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Sullivan County Pwsd 1 | 4,412 | 1.14 ppb |
| Milan Pws | 1,759 | 1.05 ppb |
| Green City Pws | 578 | 2.42 ppb |
| Green Castle Pws | 212 | 9.9 ppb |
| Humphreys Pws | 98 | 0 (not detected) |
| North Central Mo Regional Water Com | 25 | - |
Next steps for Newtown, MO
Look up your address in Newtown Pws'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 Newtown 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. Small systems behave differently: why small systems go over more often.