Airway Heights City Of, WA
Above the new 10 ppb level coming in 2027
Latest 90th-percentile lead: 11.1 ppb (monitoring period 2023-2025). The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. Under the current 15 ppb rule this is not an exceedance, but it is above the 10 ppb action level that takes over in Nov 2027. Test your own tap; filter if your result shows lead.
Airway Heights City Of at a glance
Airway Heights City Of serves about 9,489 people through 3,247 service connections, which makes it a medium-sized system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws groundwater, in Spokane County, Washington. EPA system ID: WA5300650. Ask the utility on your bill for your address in their service line inventory.
Lead results over time
That is up 6.8 ppb from 4.3 ppb in the period ending 2022. The highest 90th-percentile result EPA holds for Airway Heights City Of is 11.1 ppb across 5 monitoring periods, none of them over 15 ppb (1 over 10 ppb).
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 11.1 ppb over 10 |
| 2022 | 4.3 ppb |
| 2019 | 1.4 ppb |
| 2018 | 2.7 ppb |
| 2016 | 8.7 ppb |
Where this result ranks
Of the 2,218 Washington systems with a lead result, the median latest reading is 1 ppb; 18 are over 15 ppb right now and 62 have gone over at some point. Airway Heights City Of's 11.1 ppb sits at the 98th percentile in Washington and the 98th nationally (higher means more lead).
Other water systems in Spokane County
86 other systems share Spokane County; 1 of them has a higher latest lead result than Airway Heights City Of. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Spokane City Of | 346,138 | 2 ppb |
| Whitworth Water District 2 | 26,883 | 1.3 ppb |
| Vera Water & Power | 24,692 | 20.8 ppb |
| Consolidated Irrig Dist 19 System 2 | 21,220 | 1.3 ppb |
| Spo Co Water Dist 3 Sys 1 | 19,035 | 1.6 ppb |
| Modern Electric Water Co | 18,487 | 0 (not detected) |
| Eastern Washington University | 17,108 | 6.5 ppb |
| Cheney City Of | 16,954 | 1.3 ppb |
| Liberty Lake Sewer & Water District | 14,500 | 1.5 ppb |
| Fairchild Air Force Base | 9,544 | 4.2 ppb |
Your move
Test your own tap with a certified lab first-draw sample; Airway, WA 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 Airway Heights City Of 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. This system is in the band the 2027 10 ppb rule changes.