Nine-Mile Water & Sewer District, WY
Lead detected, under the action levels
Latest 90th-percentile lead: 2 ppb (monitoring period 2024-2026). 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
Nine-Mile Water & Sewer District serves about 200 people through 134 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws surface water, in Albany County, Wyoming. EPA system ID: WY5601533; phone on file: 307-760-4818. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Lead results over time
That is up 2 ppb from 0 ppb in the period ending 2023. The highest 90th-percentile result EPA holds for Nine-Mile Water & Sewer District is 2 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 2 ppb |
| 2023 | 0 (not detected) |
| 2020 | 0 (not detected) |
| 2017 | 0 (not detected) |
Where this result ranks
Of the 311 Wyoming systems with a lead result, the median latest reading is 1 ppb; 0 are over 15 ppb right now and 16 have gone over at some point. Nine-Mile Water & Sewer District's 2 ppb sits at the 65th percentile in Wyoming and the 70th nationally (higher means more lead).
Nearby utilities
7 other systems share Albany County; 1 of them has a higher latest lead result than Nine-Mile Water & Sewer District. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Laramie, City Of | 32,395 | 1.28 ppb |
| South Laramie W&S District | 490 | 3 ppb |
| Sunny Meadows Village | 485 | 0 (not detected) |
| Rock River, Town Of | 211 | 1.33 ppb |
| Centennial Water And Sewer District | 150 | 1.34 ppb |
| Seven Mile Water & Sewer District | 130 | 2 ppb |
| Antelope Ridge Hoa | 70 | 2 ppb |
What to do in your house
Test your own tap with a certified lab first-draw sample; Laramie, WY 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 Nine-Mile Water & Sewer District 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. The action level is dropping - the 10 ppb rule from 2027.