Linn, City Of, KS
Lead detected, under the action levels
Latest 90th-percentile lead: 0.7 ppb (monitoring period 2023-2023). 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.
About Linn, City Of
Linn, City Of serves about 382 people through 191 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 Washington County, Kansas. EPA system ID: KS2020104; phone on file: 785-348-5378. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
Lead results over time
Against the period ending 2022 (0 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Linn, City Of is 8.3 ppb across 14 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2023 | 0.7 ppb |
| 2022 | 0 (not detected) |
| 2021 | 0.6 ppb |
| 2021 | 0 (not detected) |
| 2020 | 1.3 ppb |
| 2019 | 1.2 ppb |
| 2019 | 1.2 ppb |
| 2019 | 0 (not detected) |
| 2018 | 6.3 ppb |
| 2018 | 4.4 ppb |
| 2017 | 2.3 ppb |
| 2017 | 4.1 ppb |
| 2016 | 8.3 ppb |
| 2016 | 7.9 ppb |
Where this result ranks
Of the 832 Kansas systems with a lead result, the median latest reading is 1.4 ppb; 2 are over 15 ppb right now and 35 have gone over at some point. Linn, City Of's 0.7 ppb sits at the 36th percentile in Kansas and the 46th nationally (higher means more lead).
Neighbouring systems
11 other systems share Washington County; 8 of them have a higher latest lead result than Linn, City Of. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Washington Co Rwd 1 | 1,093 | 1.75 ppb |
| Washington, City Of | 1,065 | 0 (not detected) |
| Hanover, City Of | 689 | 2.2 ppb |
| Washington Co Rwd 2 | 673 | 0 (not detected) |
| Clifton, City Of | 455 | 3.3 ppb |
| Greenleaf, City Of | 347 | 0.86 ppb |
| Barnes, City Of | 161 | 2.2 ppb |
| Palmer, City Of | 125 | 2.3 ppb |
| Morrowville, City Of | 115 | 1.6 ppb |
| Haddam, City Of | 109 | 2.94 ppb |
What to do in your house
Test your own tap with a certified lab first-draw sample; Linn, KS 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 Linn, City Of whether it covers that cost before hiring anyone - many utilities now do. Its latest copper 90th percentile is 1600 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. The action level is dropping - the 10 ppb rule from 2027.