South Hills Water Users Assn Inc, WA
Lead detected, under the action levels
Latest 90th-percentile lead: 1 ppb (monitoring period 2021-2023). 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 South Hills Water Users Assn Inc
South Hills Water Users Assn Inc serves about 135 people through 46 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Yakima County, Washington. EPA system ID: WA5381851. Ask the utility on your bill for your address in their service line inventory.
South Hills Water Users Assn Inc's lead record
That is down 5.6 ppb from 6.6 ppb in the period ending 2020. The highest 90th-percentile result EPA holds for South Hills Water Users Assn Inc is 6.6 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2023 | 1 ppb |
| 2020 | 6.6 ppb |
| 2017 | 1 ppb |
How South Hills Water Users Assn Inc compares
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. South Hills Water Users Assn Inc's 1 ppb sits at the 49th percentile in Washington and the 52nd nationally (higher means more lead).
Neighbouring systems
88 other systems share Yakima County; 20 of them have a higher latest lead result than South Hills Water Users Assn Inc. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Yakima Water Division City Of | 112,858 | 0 (not detected) |
| Nob Hill Water Association | 38,050 | 0 (not detected) |
| Sunnyside City Of | 17,194 | 1.4 ppb |
| Toppenish Water Department | 13,382 | 0 (not detected) |
| Grandview City Of | 11,010 | 1.2 ppb |
| Selah City Of | 9,331 | 0 (not detected) |
| Yak Co - Terrace Heights | 8,410 | 0 (not detected) |
| Union Gap Water | 6,433 | 0 (not detected) |
| Moxee Water Department | 5,599 | 2.2 ppb |
| Wapato Waterworks | 5,255 | 0 (not detected) |
Your move
Test your own tap with a certified lab first-draw sample; Yakima, 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 South Hills Water Users Assn Inc 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. Why sampled homes are the worst-case ones is in the guide to reading the number. The action level is dropping - the 10 ppb rule from 2027.