River Green Poa, CO
Lead detected, under the action levels
Latest 90th-percentile lead: 1.5 ppb (monitoring period 2024-2024). 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 River Green Poa
River Green Poa serves about 47 people through 17 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Gunnison County, Colorado. EPA system ID: CO0126674; phone on file: 303-601-3254. They can tell you what your service line is made of and whether they pay to replace it.
River Green Poa's lead record
Against the period ending 2023 (1 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for River Green Poa is 1.5 ppb across 2 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2024 | 1.5 ppb |
| 2023 | 1 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. River Green Poa's 1.5 ppb sits at the 61st percentile in Colorado and the 63rd nationally (higher means more lead).
Nearby utilities
19 other systems share Gunnison County; 8 of them have a higher latest lead result than River Green Poa. 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) |
| Gunnison County Wsd | 800 | 1.6 ppb |
| 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 |
Your move
Test your own tap with a certified lab first-draw sample; Crested Butte, 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 River Green Poa 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.