Harmony Water Association, AR
No lead results on file with EPA
Latest 90th-percentile lead: no result on file. The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. EPA's database has no Lead and Copper Rule results for this system. Without them there is nothing to go on, so a tap test is the only way to know.
Who runs the water here
Harmony Water Association serves about 336 people through 147 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Union County, Arkansas. EPA system ID: AR0000546; phone on file: 870-862-2784. They can tell you what your service line is made of and whether they pay to replace it.
Neighbouring systems
23 other systems share Union County. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| El Dorado Waterworks | 17,932 | 2 ppb |
| Smackover Waterworks | 2,821 | - |
| Parkers Chapel Public Water | 2,391 | - |
| Wildwood Water Association | 1,350 | - |
| Faircrest Water Association | 1,329 | - |
| Old Union Public Water Authority | 1,200 | - |
| New Hope Water Association | 1,136 | - |
| Strong Waterworks | 1,131 | - |
| Norphlet Waterworks | 1,112 | - |
| Lawson-Urbana Water Assoc | 1,108 | - |
Next steps for El Dorado, AR
Test your own tap with a certified lab first-draw sample; El Dorado, AR 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 Harmony Water Association 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. The action level is dropping - the 10 ppb rule from 2027.