Rock Moore Water Authority, AR
Lead detected, under the action levels
Latest 90th-percentile lead: 1 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.
Rock Moore Water Authority at a glance
Rock Moore Water Authority serves about 3,462 people through 1,424 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 groundwater, in Independence County, Arkansas. EPA system ID: AR0000252; phone on file: 870-799-2023. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
Rock Moore Water Authority's lead record
Against the period ending 2022 (1 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Rock Moore Water Authority is 1 ppb across 2 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 1 ppb |
| 2022 | 1 ppb |
Where this result ranks
Of the 190 Arkansas systems with a lead result, the median latest reading is 1 ppb; 15 are over 15 ppb right now and 19 have gone over at some point. Rock Moore Water Authority's 1 ppb sits at the 8th percentile in Arkansas and the 54th nationally (higher means more lead).
Neighbouring systems
8 other systems share Independence County; 0 of them have a higher latest lead result than Rock Moore Water Authority. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Batesville Water Utilities | 15,621 | 1 ppb |
| Southside Pub Water Authority | 9,108 | 1 ppb |
| Pfeiffer Water Authority | 3,343 | 1 ppb |
| Dota Public Water Authority | 2,722 | - |
| Cushman Water System | 1,423 | - |
| Newark Waterworks | 1,091 | - |
| Magness Water Association | 391 | - |
| Oil Trough Waterworks | 235 | - |
Your move
Test your own tap with a certified lab first-draw sample; Sulphur Rock, 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 Rock Moore Water Authority 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.