Agate Wa, CO
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.
Who runs the water here
Agate Wa serves about 152 people through 43 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Elbert County, Colorado. EPA system ID: CO0120001; phone on file: 719-764-2803. 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 Agate Wa is 0.5 ppb across 8 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 0 (not detected) |
| 2022 | 0 (not detected) |
| 2021 | 0 (not detected) |
| 2020 | 0.5 ppb |
| 2019 | 0.5 ppb |
| 2018 | 0 (not detected) |
| 2018 | 0 (not detected) |
| 2017 | 0.5 ppb |
How Agate Wa 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. Agate Wa's reported as 0 (not detected) sits at the 11th percentile in Colorado and the 13th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Neighbouring systems
14 other systems share Elbert County; 7 of them have a higher latest lead result than Agate Wa. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Elizabeth Town Of | 4,523 | 4 ppb |
| Spring Valley Md No 1 | 1,788 | 0 (not detected) |
| Elbert County Hwy 86 Wd | 1,040 | 1.8 ppb |
| Kiowa Water And Wastewater Authority | 910 | 3 ppb |
| Deer Creek Wd | 792 | 0 (not detected) |
| Simla Town Of | 618 | 2 ppb |
| Independence Wsd | 567 | 0 (not detected) |
| Elkhorn Ranch Md No 1 | 530 | 0.5 ppb |
| Gambel Oaks Hoa | 350 | 0 (not detected) |
| Elbert Wsd | 300 | 0 (not detected) |
Next steps for Agate, CO
Look up your address in Agate Wa'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 Agate Wa 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. Small systems behave differently: why small systems go over more often.