Henrieville Town Water System, UT
Lead detected, under the action levels
Latest 90th-percentile lead: 9.8 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.
Henrieville Town Water System at a glance
Henrieville Town Water System serves about 221 people through 130 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 Garfield County, Utah. EPA system ID: UTAH09006; phone on file: 435-679-8713. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Every lead result on file
Against the period ending 2025 (9.8 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Henrieville Town Water System is 9.8 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 9.8 ppb |
| 2025 | 9.8 ppb |
| 2016 | 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. Henrieville Town Water System's 9.8 ppb sits at the 97th percentile in Utah and the 97th nationally (higher means more lead).
Other water systems in Garfield County
11 other systems share Garfield County; 1 of them has a higher latest lead result than Henrieville Town Water System. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Panguitch City Water System | 1,800 | 0.7 ppb |
| Escalante Town Water System | 800 | 1.8 ppb |
| Rubys Inn | 700 | 0 (not detected) |
| Tropic Town Water System | 586 | 3.8 ppb |
| Bryce Canyon National Park | 351 | 10.2 ppb |
| Boulder Farmstead Water Co | 277 | 0.5 ppb |
| Cannonville Town Water System | 245 | 1 ppb |
| Hatch Town Water System | 234 | - |
| Antimony Town Water System | 135 | 2.1 ppb |
| Ticaboo Utility Improvement District | 73 | 0.6 ppb |
Your move
Test your own tap with a certified lab first-draw sample; Tropic, 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 Henrieville Town 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. Size matters more than most people expect: small vs large water systems.