Linn Co Rwd 3, KS
Above the new 10 ppb level coming in 2027
Latest 90th-percentile lead: 11 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. Under the current 15 ppb rule this is not an exceedance, but it is above the 10 ppb action level that takes over in Nov 2027. Test your own tap; filter if your result shows lead.
Who runs the water here
Linn Co Rwd 3 serves about 710 people through 391 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 surface water, in Linn County, Kansas. EPA system ID: KS2010708; phone on file: 785-204-1675. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
Lead results over time
That is up 1.7 ppb from 9.3 ppb in the period ending 2022. The highest 90th-percentile result EPA holds for Linn Co Rwd 3 is 11 ppb across 4 monitoring periods, none of them over 15 ppb (1 over 10 ppb).
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 11 ppb over 10 |
| 2022 | 9.3 ppb |
| 2019 | 3.3 ppb |
| 2016 | 6.3 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 Co Rwd 3's 11 ppb sits at the 99th percentile in Kansas and the 98th nationally (higher means more lead).
Nearby utilities
11 other systems share Linn County; 1 of them has a higher latest lead result than Linn Co Rwd 3. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Anderson Co Rwd 1c | 2,112 | 1.8 ppb |
| Linn Co Rwd 2 | 1,960 | 6.9 ppb |
| Pleasanton, City Of | 1,238 | 6.2 ppb |
| Linn Co Rwd 1 | 1,200 | 12 ppb |
| Lacygne, City Of | 1,119 | 1.8 ppb |
| Linn Valley, City Of | 1,008 | 0 (not detected) |
| Mound City, City Of | 678 | 3 ppb |
| Parker, City Of | 236 | 3.6 ppb |
| Blue Mound, City Of | 223 | 2.6 ppb |
| Prescott, City Of | 207 | 3.3 ppb |
What to do in your house
Test your own tap with a certified lab first-draw sample; La Cygne, 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 Co Rwd 3 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. This system is in the band the 2027 10 ppb rule changes.