Wiley Town Of, CO
Lead detected, under the action levels
Latest 90th-percentile lead: 2 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.
Wiley Town Of at a glance
Wiley Town Of serves about 405 people through 216 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 Prowers County, Colorado. EPA system ID: CO0150900; phone on file: 719-829-4974. They can tell you what your service line is made of and whether they pay to replace it.
Every lead result on file
Against the period ending 2021 (2 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Wiley Town Of is 2.5 ppb across 6 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 2 ppb |
| 2021 | 2 ppb |
| 2020 | 2 ppb |
| 2019 | 2 ppb |
| 2018 | 1 ppb |
| 2017 | 2.5 ppb |
How Wiley Town Of compares
Of the 1,025 Colorado systems with a lead result, the median latest reading is 1 ppb; 2 are over 15 ppb right now and 71 have gone over at some point. Wiley Town Of's 2 ppb sits at the 71st percentile in Colorado and the 71st nationally (higher means more lead).
Nearby utilities
9 other systems share Prowers County; 2 of them have a higher latest lead result than Wiley Town Of. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Lamar City Of | 7,500 | 4 ppb |
| May Valley Wa | 1,500 | 2 ppb |
| Holly Town Of | 800 | 0 (not detected) |
| Granada Town Of | 515 | 4 ppb |
| Granada Rural Water Authority | 378 | 0 (not detected) |
| Prosperity Lane Wa | 260 | 0 (not detected) |
| Bristol Wsd | 151 | 0 (not detected) |
| A And B Wa Inc | 100 | 0 (not detected) |
| Hartman Town Of | 61 | 0 (not detected) |
Next steps for Wiley, CO
Test your own tap with a certified lab first-draw sample; Wiley, CO 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 Wiley Town Of 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. What a 90th-percentile result does and does not tell you: how to read a lead result. The action level is dropping - the 10 ppb rule from 2027.