Kansas City Pws, MO
Lead detected, under the action levels
Latest 90th-percentile lead: 2.08 ppb (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. 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 Kansas City Pws
Kansas City Pws serves about 553,295 people through 179,454 service connections, which makes it a very large system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws surface water, in Cass,Clay,Clinton,Jackson,Platte County, Missouri. EPA system ID: MO1010415; phone on file: 816-513-0110. They can tell you what your service line is made of and whether they pay to replace it.
Kansas City Pws's lead record
Against the period ending 2022 (2.2 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Kansas City Pws is 3 ppb across 5 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 2.08 ppb |
| 2022 | 2.2 ppb |
| 2022 | 1.32 ppb |
| 2019 | 2.1 ppb |
| 2016 | 3 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. Kansas City Pws's 2.08 ppb sits at the 72nd percentile in Missouri and the 74th nationally (higher means more lead).
What to do in your house
Test your own tap with a certified lab first-draw sample; Kansas City, 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 Kansas City 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. 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.