Lyman Water System, UT
Lead detected, under the action levels
Latest 90th-percentile lead: 0.3 ppb (monitoring period 2024-2026). 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.
Lyman Water System at a glance
Lyman Water System serves about 235 people through 189 service connections, which makes it a very small system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws groundwater, in Wayne County, Utah. EPA system ID: UTAH28005; phone on file: 435-979-2685. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Lyman Water System's lead record
Against the period ending 2026 (0.3 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Lyman Water System is 1 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 0.3 ppb |
| 2026 | 0.3 ppb |
| 2024 | 0.3 ppb |
| 2021 | 1 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. Lyman Water System's 0.3 ppb sits at the 15th percentile in Utah and the 41st nationally (higher means more lead).
Nearby utilities
8 other systems share Wayne County; 6 of them have a higher latest lead result than Lyman Water System. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Capitol Reef National Park | 1,070 | 5.8 ppb |
| Torrey Town Water System | 550 | 1 ppb |
| Loa Town Water System | 490 | 0 (not detected) |
| Bicknell Town | 380 | 11.2 ppb |
| Fremont Waterworks Co | 350 | 2.6 ppb |
| Hanksville Town Water System | 210 | 1.2 ppb |
| Teasdale Ssd | 180 | 0.3 ppb |
| Bicknell Bottoms | 45 | 2.1 ppb |
Your move
Test your own tap with a certified lab first-draw sample; Lyman, 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 Lyman 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.