Perryville Water System, AK
Lead detected, under the action levels
Latest 90th-percentile lead: 0.89 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.
About Perryville Water System
Perryville Water System serves about 88 people through 55 service connections, which makes it a very small system under EPA's size classes. It is owned by a Native American tribe and draws surface water, in Lake And Peninsula Borough County, Alaska. EPA system ID: AK2260359; phone on file: 907-853-4073. 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 2.71 ppb from 3.6 ppb in the period ending 2018. The highest 90th-percentile result EPA holds for Perryville Water System is 3.6 ppb across 2 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2024 | 0.89 ppb |
| 2018 | 3.6 ppb |
Where this result ranks
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. Perryville Water System's 0.89 ppb sits at the 36th percentile in Alaska and the 49th nationally (higher means more lead).
Nearby utilities
8 other systems share Lake And Peninsula Borough County; 6 of them have a higher latest lead result than Perryville Water System. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Egegik | 485 | 3.4 ppb |
| Chignik Lagoon Water System | 273 | 2.5 ppb |
| Nondalton | 205 | 2 ppb |
| Chignik Lake Water System | 200 | 3.41 ppb |
| Chignik Bay Water System | 199 | 1.1 ppb |
| Kokhanok Water & Ww System | 160 | 0.64 ppb |
| Igiugig Water System | 100 | 2.1 ppb |
| Newhalen Water System | 80 | 0 (not detected) |
Your move
Test your own tap with a certified lab first-draw sample; Perryville, 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 Perryville 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. 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.