Alakanuk Water System, AK
Lead detected, under the action levels
Latest 90th-percentile lead: 1.8 ppb (monitoring period 2025-2027). 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.
Alakanuk Water System at a glance
Alakanuk Water System serves about 570 people through 120 service connections, which makes it a small system under EPA's size classes. It is owned by a Native American tribe and draws surface water, in Wade Hampton Census Area County, Alaska. EPA system ID: AK2270362; phone on file: 907-238-3313. 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 1.8 ppb from 0 ppb in the period ending 2021. The highest 90th-percentile result EPA holds for Alakanuk Water System is 1.8 ppb across 2 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2027 | 1.8 ppb |
| 2021 | 0 (not detected) |
How Alakanuk Water System compares
Of the 394 Alaska systems with a lead result, the median latest reading is 1.6 ppb; 3 are over 15 ppb right now and 53 have gone over at some point. Alakanuk Water System's 1.8 ppb sits at the 53rd percentile in Alaska and the 67th nationally (higher means more lead).
Neighbouring systems
11 other systems share Wade Hampton Census Area County; 4 of them have a higher latest lead result than Alakanuk Water System. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| City Of Hooper Bay | 1,375 | 1.4 ppb |
| Chevak Water System | 938 | 4.9 ppb |
| Mountain Village Water System | 887 | 1.47 ppb |
| Emmonak Water System | 820 | 0.94 ppb |
| Scammon Bay Water System | 637 | 0 (not detected) |
| Kotlik Water System | 617 | 2 ppb |
| Pilot Station Water System | 580 | 4.8 ppb |
| St. Marys Water System | 548 | 0 (not detected) |
| Russian Mission Water System | 340 | 1.1 ppb |
| Marshall Water System | 308 | 1.2 ppb |
What to do in your house
Test your own tap with a certified lab first-draw sample; Alakanuk, AK 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 Alakanuk Water System whether it covers that cost before hiring anyone - many utilities now do. Its latest copper 90th percentile is 1600 ppb (copper action level 1,300 ppb).
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. Systems that went over once often dip back under; here is what that means.