North Havre County Water Dist, MT
Lead detected, under the action levels
Latest 90th-percentile lead: 3 ppb (monitoring period 2021-2023). 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.
North Havre County Water Dist at a glance
North Havre County Water Dist serves about 90 people through 46 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 surface water, in Hill County, Montana. EPA system ID: MT0002988; phone on file: 406-390-8054. 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 5 ppb in the period ending 2017. The highest 90th-percentile result EPA holds for North Havre County Water Dist is 12 ppb across 3 monitoring periods, none of them over 15 ppb (1 over 10 ppb).
| Period ending | 90th-percentile lead |
|---|---|
| 2023 | 3 ppb |
| 2017 | 5 ppb |
| 2016 | 12 ppb over 10 |
How North Havre County Water Dist compares
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. North Havre County Water Dist's 3 ppb sits at the 82nd percentile in Montana and the 81st nationally (higher means more lead).
Other water systems in Hill County
9 other systems share Hill County; 1 of them has a higher latest lead result than North Havre County Water Dist. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Havre City Of | 9,921 | 3 ppb |
| Hill County Water Districts | 1,720 | 1 ppb |
| East End Colony Inc | 100 | 0 (not detected) |
| Ncmrwa North Havre Cwd Leg | 90 | 11 ppb |
| Bitterroot Tp Havre Unapproved | 88 | - |
| Hidden Valley Colony | 80 | 0 (not detected) |
| Hilldale Colony | 79 | 0 (not detected) |
| Cool Spring Colony | 75 | 1 ppb |
| Gildford Colony | 70 | 0 (not detected) |
Your move
Test your own tap with a certified lab first-draw sample; Havre, 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 North Havre County Water Dist 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.