Lyon Co Rwd 3, KS
Lead reported as not detected
Latest 90th-percentile lead: reported as 0 (not detected) (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. The latest 90th-percentile result was reported as 0 (not detected at the lab's limit). That says the sampled homes were low, not that your home has no lead service line. Check your utility's service line inventory for your address.
Lyon Co Rwd 3 at a glance
Lyon Co Rwd 3 serves about 479 people through 163 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 surface water, in Lyon County, Kansas. EPA system ID: KS2011113; phone on file: 620-341-9617. They can tell you what your service line is made of and whether they pay to replace it.
Lyon Co Rwd 3's lead record
Against the period ending 2022 (0.6 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Lyon Co Rwd 3 is 2.8 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 0 (not detected) |
| 2022 | 0.6 ppb |
| 2019 | 2.8 ppb |
| 2016 | 0 (not detected) |
Against other Kansas systems
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. Lyon Co Rwd 3's reported as 0 (not detected) sits at the 15th percentile in Kansas and the 22nd nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Other water systems in Lyon County
11 other systems share Lyon County; 5 of them have a higher latest lead result than Lyon Co Rwd 3. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Emporia, City Of | 24,009 | 3.32 ppb |
| Lyon Co Rwd 1 | 1,595 | 4.6 ppb |
| Lyon Co Rwd 5 | 1,310 | 1.5 ppb |
| Lyon Co Rwd 4 | 980 | 0 (not detected) |
| Lyon Co Rwd 2 | 750 | 0 (not detected) |
| Olpe, City Of | 513 | 0 (not detected) |
| Hartford, City Of | 356 | 0 (not detected) |
| Park Place Communities Mgt Llc | 200 | 0 (not detected) |
| Reading, City Of | 182 | 0.8 ppb |
| Allen, City Of | 159 | 0 (not detected) |
Your move
Look up your address in Lyon Co Rwd 3's service line inventory. If it says lead, galvanized or unknown, test your tap. If your own line is lead, replacing the private side runs about $1,200-$12,300 (EPA average about $4,700). Ask Lyon 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. The lead result guide covers how utilities pick the homes they sample. Small systems behave differently: why small systems go over more often.