Mississippi County, AR · PWSID AR0000375
Osceola Waterworks lead service lines
No inventory counts on file
Osceola Waterworks serves about 6,053 people in Mississippi County, AR, but EPA's EPA SDWIS service line inventory, 2026 Q3 data has no service line counts for it. That doesn't mean the system has no lead. Ask the utility for its inventory, or check your own pipe with the steps below.
Lead test results
Osceola Waterworks's most recent 90th-percentile lead result (Jan 2023–Dec 2025) was 1 ppb, below both the 15 ppb action level and the 10 ppb level that takes effect in 2027. This means 90% of homes sampled were at or below that level; individual homes, especially those with lead lines, can be higher.
Lead and Copper Rule 90th-percentile results reported to EPA, in parts per billion. Dashed lines: 15 ppb action level and the 10 ppb level from November 1, 2027.
Lead rule violations
EPA's data lists 1 Lead and Copper Rule violation since 2015 for Osceola Waterworks. Health-based violations are treatment failures, such as corrosion control or public education; the rest are missed monitoring or reporting.
| Began | Violation | Status |
|---|---|---|
| Jul 2022 | Lead consumer notice not delivered or reported | Returned to compliance |
Source: EPA SDWIS violation records for the Lead and Copper Rule.
Where the water comes from
Osceola Waterworks's main water source is groundwater (wells). It sells water to 2 other water systems: Keiser Waterworks, Victoria Water Association.
Source: EPA SDWIS water system and facility records.
Check your own address
These counts cover the whole system. To see whether your line is lead, use the utility's address-level inventory. Utilities had to prepare one by October 16, 2024 and make it publicly accessible; systems serving more than 50,000 people must post it online.
No map yet? Do the 2-minute scratch and magnet test on the pipe where water enters your home.
Protect your drinking water now
If your line is lead, galvanized or unknown, filter water for drinking, cooking and baby formula. Use a filter certified to NSF/ANSI 53 for lead. Run cold water for a few minutes after it sits for hours, and never use hot tap water for cooking.
How to pick a lead-certified filter · How to test your water for lead
Getting the line replaced
EPA's Lead and Copper Rule Improvements require most systems to replace lead and galvanized-requiring-replacement lines by December 31, 2037. Ask Osceola Waterworks whether it replaces the private side for free or with a cost share before you hire anyone. If you want it done sooner, or your utility doesn't cover your side, a licensed plumber can quote it. What replacement costs.
County pages: Lead pipes in Mississippi County
Other water systems nearby
| System | Lead + galv. | Unknown |
|---|---|---|
| Blytheville Waterworks | 0 | 636 |
| Gosnell Water Association | 0 | 862 |
| Buffalo Island Reg Water Dist | 0 | 2,147 |
| Leachville Waterworks | 0 | 566 |
| Dogwood Water Association | 0 | 450 |
| Wilson Water System | 0 | 412 |
| NE Mississippi Co Water Assoc | 0 | 478 |
| Luxora Waterworks | 0 | 333 |
Check another water system
Questions
Does Osceola Waterworks have lead pipes?
Osceola Waterworks has not reported service line counts in EPA's data. Ask the utility for its lead service line inventory, which it was required to prepare by October 16, 2024.
How do I check if my home's service line is lead?
Look up your address on Osceola Waterworks's official service line inventory, which utilities must make publicly available. You can also scratch the pipe where it enters your home: lead is soft, dull gray, scratches to shiny silver and does not attract a magnet.
When will Osceola Waterworks replace lead service lines?
Under EPA's Lead and Copper Rule Improvements, most systems must replace lead and galvanized-requiring-replacement lines by December 31, 2037, starting from November 1, 2027. The rule is being challenged in court, so dates could change. Many utilities run free or cost-share programs now.
Has Osceola Waterworks had lead violations?
EPA's data shows 1 Lead and Copper Rule violation since 2015 for Osceola Waterworks.
Which water filters remove lead?
Use a filter certified to NSF/ANSI Standard 53 for lead reduction, or NSF/ANSI 58 for reverse osmosis. Check the certification on NSF's listings, not just the box.
Embed or cite this data
Local news sites, blogs and community groups can embed this card. It updates when EPA releases new data.
Citation: Lead Pipe Map, "Osceola Waterworks lead service lines," https://leadpipemap.com/ar/osceola-waterworks/. Source: EPA SDWIS service line inventory, 2026 Q3. Download the full dataset on the data page.