Meadow Mtn Water Supply, CO
Exceeded the action level in the past
Latest 90th-percentile lead: 1.5 ppb (monitoring period 2025-2025). The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. The latest result is under the action level, but this system has gone over 15 ppb before. Lead comes from pipes, not the source water, so a home with a lead service line can still be exposed. Test your own tap.
Meadow Mtn Water Supply at a glance
Meadow Mtn Water Supply serves about 76 people through 44 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws surface water, in Boulder County, Colorado. EPA system ID: CO0207504; phone on file: 281-705-4019. They can tell you what your service line is made of and whether they pay to replace it.
Every lead result on file
That is down 2 ppb from 3.5 ppb in the period ending 2025. The highest 90th-percentile result EPA holds for Meadow Mtn Water Supply is 81.6 ppb across 20 monitoring periods, 4 of them over the 15 ppb action level.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 1.5 ppb |
| 2025 | 3.5 ppb |
| 2024 | 1.5 ppb |
| 2024 | 2.5 ppb |
| 2023 | 2 ppb |
| 2023 | 2.5 ppb |
| 2022 | 2.5 ppb |
| 2022 | 1.5 ppb |
| 2021 | 4.5 ppb |
| 2021 | 22.6 ppb over 15 |
| 2020 | 3 ppb |
| 2020 | 35.8 ppb over 15 |
| 2019 | 28.4 ppb over 15 |
| 2019 | 81.6 ppb over 15 |
| 2018 | 4.5 ppb |
| 2018 | 8.5 ppb |
| 2017 | 9 ppb |
| 2017 | 3 ppb |
| 2016 | 8 ppb |
| 2016 | 2 ppb |
Against other Colorado systems
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. Meadow Mtn Water Supply's 1.5 ppb sits at the 62nd percentile in Colorado and the 63rd nationally (higher means more lead).
Nearby utilities
39 other systems share Boulder County; 12 of them have a higher latest lead result than Meadow Mtn Water Supply. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Boulder City Of | 166,080 | 2 ppb |
| Longmont City Of | 104,178 | 1.6 ppb |
| Erie Town Of | 47,444 | 2.6 ppb |
| Lafayette City Of | 28,700 | 2 ppb |
| Louisville City Of | 20,975 | 0 (not detected) |
| Left Hand Wd | 20,280 | 1 ppb |
| Superior Md No 1 | 17,900 | 0 (not detected) |
| Longs Peak Wd | 3,200 | 2 ppb |
| Lyons Town Of | 2,990 | 0 (not detected) |
| Nederland Town Of | 2,406 | 1 ppb |
Next steps for Allenspark, CO
Test your own tap with a certified lab first-draw sample; Allenspark, 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 Meadow Mtn Water Supply whether it covers that cost before hiring anyone - many utilities now do. Its latest copper 90th percentile is 1360 ppb (copper action level 1,300 ppb).
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. More in what a past exceedance means today.