Musselshell Community County Wsd, MT
Lead detected, under the action levels
Latest 90th-percentile lead: 3 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.
Musselshell Community County Wsd at a glance
Musselshell Community County Wsd serves about 75 people through 38 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 Musselshell County, Montana. EPA system ID: MT0000296; phone on file: 406-947-5141. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Musselshell Community County Wsd's lead record
Against the period ending 2018 (2 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Musselshell Community County Wsd is 3 ppb across 2 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2024 | 3 ppb |
| 2018 | 2 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. Musselshell Community County Wsd's 3 ppb sits at the 81st percentile in Montana and the 81st nationally (higher means more lead).
Other water systems in Musselshell County
3 other systems share Musselshell County; 0 of them have a higher latest lead result than Musselshell Community County Wsd. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Roundup Water Department | 1,900 | 3 ppb |
| Melstone Town Of | 170 | 3 ppb |
| Sunset Colony Unapproved | 75 | 0 (not detected) |
What to do in your house
Test your own tap with a certified lab first-draw sample; Musselshell, 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 Musselshell Community 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. What a 90th-percentile result does and does not tell you: how to read a lead result. Size matters more than most people expect: small vs large water systems.