Clyde Park Water Dept, MT
Lead detected, under the action levels
Latest 90th-percentile lead: 2.49 ppb (monitoring period 2022-2024). 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 Clyde Park Water Dept
Clyde Park Water Dept serves about 300 people through 173 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 Park County, Montana. EPA system ID: MT0000178; phone on file: 406-686-4719. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
Clyde Park Water Dept's lead record
That is down 5.61 ppb from 8.1 ppb in the period ending 2018. The highest 90th-percentile result EPA holds for Clyde Park Water Dept is 8.1 ppb across 2 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2024 | 2.49 ppb |
| 2018 | 8.1 ppb |
Where this result ranks
Of the 753 Montana systems with a lead result, the median latest reading is 1 ppb; 5 are over 15 ppb right now and 28 have gone over at some point. Clyde Park Water Dept's 2.49 ppb sits at the 78th percentile in Montana and the 77th nationally (higher means more lead).
Neighbouring systems
14 other systems share Park County; 1 of them has a higher latest lead result than Clyde Park Water Dept. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Livingston City Of | 9,200 | 2 ppb |
| Gardiner Park Co Water Dist | 700 | 2 ppb |
| Cooke City Water District | 300 | 2 ppb |
| Wilsall Water District | 250 | 2 ppb |
| East Gate Work Camp | 208 | 0 (not detected) |
| Golden Age Village | 180 | 1 ppb |
| Cinnabar The | 175 | 15 ppb |
| Avalon Subdivision | 135 | 0.44 ppb |
| Windmill Trailer Park Well 2 | 125 | 0 (not detected) |
| Windmill Trailer Park Well 1 | 110 | 2 ppb |
Your move
Test your own tap with a certified lab first-draw sample; Clyde Park, MT 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 Clyde Park Water Dept 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. The action level is dropping - the 10 ppb rule from 2027.