Montana State Hospital Complex, MT
Lead detected, under the action levels
Latest 90th-percentile lead: 2 ppb (monitoring period 2026-2026). 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.
Who runs the water here
Montana State Hospital Complex serves about 721 people through 37 service connections, which makes it a small system under EPA's size classes. It is owned by the state and draws groundwater, in Deer Lodge County, Montana. EPA system ID: MT0004805; phone on file: 406-693-7020. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Montana State Hospital Complex's lead record
That is down 4 ppb from 6 ppb in the period ending 2024. The highest 90th-percentile result EPA holds for Montana State Hospital Complex is 6 ppb across 6 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 2 ppb |
| 2024 | 6 ppb |
| 2023 | 1 ppb |
| 2022 | 1 ppb |
| 2021 | 0 (not detected) |
| 2020 | 2 ppb |
Against other Montana systems
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. Montana State Hospital Complex's 2 ppb sits at the 74th percentile in Montana and the 71st nationally (higher means more lead).
Nearby utilities
5 other systems share Deer Lodge County; 3 of them have a higher latest lead result than Montana State Hospital Complex. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Anaconda Water Department | 6,750 | 8 ppb |
| Anaconda Ccc | 290 | 10 ppb |
| Galen Facility | 90 | 1 ppb |
| Hunters Trailer Ct Anaconda | 38 | 3 ppb |
| Southern Cross Pud | 25 | 0 (not detected) |
Next steps for Warm Springs, MT
Test your own tap with a certified lab first-draw sample; Warm Springs, 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 Montana State Hospital Complex 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.