Westboro Pws, MO
Lead detected, under the action levels
Latest 90th-percentile lead: 4.7 ppb (monitoring period 2021-2023). 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.
Westboro Pws at a glance
Westboro Pws serves about 115 people through 65 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 Atchison County, Missouri. EPA system ID: MO1010850. Ask the utility on your bill for your address in their service line inventory.
Westboro Pws's lead record
That is up 2.5 ppb from 2.2 ppb in the period ending 2020. The highest 90th-percentile result EPA holds for Westboro Pws is 4.9 ppb across 7 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2023 | 4.7 ppb |
| 2020 | 2.2 ppb |
| 2020 | 2.2 ppb |
| 2017 | 1.96 ppb |
| 2016 | 1.9 ppb |
| 2016 | 4.9 ppb |
| 2016 | 4.87 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. Westboro Pws's 4.7 ppb sits at the 90th percentile in Missouri and the 90th nationally (higher means more lead).
Neighbouring systems
5 other systems share Atchison County; 1 of them has a higher latest lead result than Westboro Pws. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Tarkio Board Of Public Works Pws | 1,494 | 0 (not detected) |
| Rock Port Pws | 1,318 | 1.07 ppb |
| Atchison County Pwsd 1 | 700 | 5.57 ppb |
| Fairfax Pws | 638 | 0 (not detected) |
| Atchison County Wholesale Water Comm | 25 | - |
Next steps for Westboro, MO
Test your own tap with a certified lab first-draw sample; Westboro, 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 Westboro Pws whether it covers that cost before hiring anyone - many utilities now do. Its latest copper 90th percentile is 1795 ppb (copper action level 1,300 ppb).
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. Why sampled homes are the worst-case ones is in the guide to reading the number. Size matters more than most people expect: small vs large water systems.