Mcdermitt Water System, NV
Lead detected, under the action levels
Latest 90th-percentile lead: 6.2 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.
Mcdermitt Water System at a glance
Mcdermitt Water System serves about 200 people through 110 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 Humboldt County, Nevada. EPA system ID: NV0000162; phone on file: 775-623-6416. They can tell you what your service line is made of and whether they pay to replace it.
Lead results over time
That is up 6.2 ppb from 0 ppb in the period ending 2021. The highest 90th-percentile result EPA holds for Mcdermitt Water System is 6.2 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2024 | 6.2 ppb |
| 2021 | 0 (not detected) |
| 2018 | 4 ppb |
| 2016 | 0 (not detected) |
How Mcdermitt Water System compares
Of the 204 Nevada systems with a lead result, the median latest reading is 1 ppb; 0 are over 15 ppb right now and 13 have gone over at some point. Mcdermitt Water System's 6.2 ppb sits at the 97th percentile in Nevada and the 94th nationally (higher means more lead).
Neighbouring systems
6 other systems share Humboldt County; 0 of them have a higher latest lead result than Mcdermitt Water System. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Winnemucca City Of | 8,518 | 0 (not detected) |
| Gold Country Estates | 1,695 | 2 ppb |
| Star City Properties | 285 | 1.9 ppb |
| Golconda Gid | 210 | 1.9 ppb |
| Orovada Water District | 200 | 4 ppb |
| Valmy Station Mobile Home Park | 96 | 1 ppb |
Your move
Test your own tap with a certified lab first-draw sample; Winnemucca, NV 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 Mcdermitt Water System 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. The lead result guide covers how utilities pick the homes they sample. Systems that went over once often dip back under; here is what that means.