St Charles County Pwsd 2 North Oak Dr, MO
Lead detected, under the action levels
Latest 90th-percentile lead: 1.26 ppb (monitoring period 2022-2024). 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 St Charles County Pwsd 2 North Oak Dr
St Charles County Pwsd 2 North Oak Dr serves about 660 people through 235 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 Warren County, Missouri. EPA system ID: MO6021633; phone on file: 636-385-5197. They can tell you what your service line is made of and whether they pay to replace it.
St Charles County Pwsd 2 North Oak Dr's lead record
That is up 1.26 ppb from 0 ppb in the period ending 2021. The highest 90th-percentile result EPA holds for St Charles County Pwsd 2 North Oak Dr is 1.93 ppb across 7 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2024 | 1.26 ppb |
| 2021 | 0 (not detected) |
| 2021 | 0 (not detected) |
| 2018 | 1.93 ppb |
| 2017 | 0 (not detected) |
| 2016 | 0 (not detected) |
| 2016 | 0 (not detected) |
How St Charles County Pwsd 2 North Oak Dr 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. St Charles County Pwsd 2 North Oak Dr's 1.26 ppb sits at the 56th percentile in Missouri and the 60th nationally (higher means more lead).
Neighbouring systems
15 other systems share Warren County; 5 of them have a higher latest lead result than St Charles County Pwsd 2 North Oak Dr. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Warrenton Pws | 8,208 | 0 (not detected) |
| St Charles Co Pwsd #2 Wright City | 3,550 | 1.14 ppb |
| Marthasville Pws | 1,200 | 0 (not detected) |
| St Charles County Pwsd 2 Warren | 1,192 | 1.22 ppb |
| Lake Sherwood Subd | 1,100 | 3.83 ppb |
| Truesdale Pws | 853 | 0 (not detected) |
| Innsbrook | 810 | 0 (not detected) |
| St Charles County Pwsd 2 Dutzow | 400 | 3.92 ppb |
| Pleasant Oak Mhp | 150 | 0.56 ppb |
| Maple Ridge Mhp | 140 | 0 (not detected) |
What to do in your house
Test your own tap with a certified lab first-draw sample; O'Fallon, 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 St Charles County Pwsd 2 North Oak Dr 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.