Washington Terrace City Water System, UT
Lead detected, under the action levels
Latest 90th-percentile lead: 1.8 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. 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
Washington Terrace City Water System serves about 9,260 people through 3,194 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 surface water, in Weber County, Utah. EPA system ID: UTAH29022; phone on file: 801-395-8289. They can tell you what your service line is made of and whether they pay to replace it.
Washington Terrace City Water System's lead record
That is down 1.4 ppb from 3.2 ppb in the period ending 2022. The highest 90th-percentile result EPA holds for Washington Terrace City Water System is 3.2 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 1.8 ppb |
| 2022 | 3.2 ppb |
| 2019 | 3.2 ppb |
| 2016 | 3.2 ppb |
Where this result ranks
Of the 521 Utah systems with a lead result, the median latest reading is 1.71 ppb; 8 are over 15 ppb right now and 27 have gone over at some point. Washington Terrace City Water System's 1.8 ppb sits at the 52nd percentile in Utah and the 68th nationally (higher means more lead).
Nearby utilities
31 other systems share Weber County; 15 of them have a higher latest lead result than Washington Terrace City Water System. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Ogden City Water System | 87,267 | 1.9 ppb |
| Roy City Water System | 38,800 | 1.7 ppb |
| Bona Vista Water District | 29,000 | 2.7 ppb |
| North Ogden City | 22,000 | 1.1 ppb |
| Hooper Water Improvement District | 20,820 | 3.3 ppb |
| South Ogden City Water System | 17,500 | 2.41 ppb |
| Taylor-West Weber Wid | 9,900 | 0 (not detected) |
| Pleasant View Culinary Water | 9,250 | 1.7 ppb |
| Riverdale City Water System | 8,945 | 0.71 ppb |
| West Haven Ssd | 3,360 | 0.86 ppb |
Next steps for Washington Terrace, UT
Test your own tap with a certified lab first-draw sample; Washington Terrace, UT 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 Washington Terrace City 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. The lead result guide covers how utilities pick the homes they sample. Systems that went over once often dip back under; here is what that means.