Gunnison County Wsd, CO
Lead detected, under the action levels
Latest 90th-percentile lead: 1.6 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.
About Gunnison County Wsd
Gunnison County Wsd serves about 800 people through 330 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 Gunnison County, Colorado. EPA system ID: CO0126220; phone on file: 970-641-0044. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
Every lead result on file
Against the period ending 2021 (1.4 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Gunnison County Wsd is 4.9 ppb across 6 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 1.6 ppb |
| 2021 | 1.4 ppb |
| 2020 | 4.9 ppb |
| 2019 | 3.6 ppb |
| 2018 | 0.7 ppb |
| 2017 | 1.5 ppb |
Where this result ranks
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. Gunnison County Wsd's 1.6 ppb sits at the 65th percentile in Colorado and the 65th nationally (higher means more lead).
Nearby utilities
19 other systems share Gunnison County; 7 of them have a higher latest lead result than Gunnison County Wsd. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Gunnison City Of | 9,610 | 3 ppb |
| Mount Crested Butte Wsd | 3,296 | 1 ppb |
| Crested Butte Town Of | 2,440 | 6 ppb |
| Crested Butte South | 2,000 | 0 (not detected) |
| Evergreen Lake Company | 431 | 2 ppb |
| Riverland Lot Owners Assoc | 368 | 0.5 ppb |
| Skyland Md | 335 | 2 ppb |
| Antelope Hills Assoc | 265 | 1 ppb |
| Meridian Lake Park | 250 | 3 ppb |
| Buckhorn Ranch Ws | 205 | 0.5 ppb |
Your move
Test your own tap with a certified lab first-draw sample; Gunnison, 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 Gunnison County Wsd 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. Systems that went over once often dip back under; here is what that means.