Iowa · population 5,335
Lead pipes in Sergeant Bluff, IA
4 lead or galvanized lines to replace
Most of Sergeant Bluff (population 5,335) gets its water from Sergeant Bluff Water Supply. That system reported 3 lead and 1 galvanized-requiring-replacement service lines out of 1,617, with 198 more of unknown material.
0.2% of Sergeant Bluff Water Supply's service lines are lead or galvanized requiring replacement, lower than the Iowa average (5.6%) and lower than the national average (3.1%).
- Lead 0.2%
- Galvanized (replace) <0.1%
- Unknown 12%
- Non-lead 88%
Latest lead test for Sergeant Bluff Water Supply (Jan 2022–Dec 2024): 4 ppb at the 90th percentile, against a 15 ppb federal action level. Full test history.
Compliance record: EPA lists no Lead and Copper Rule violations since 2015 for Sergeant Bluff Water Supply.
Water systems serving Sergeant Bluff
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| Sergeant Bluff Water SupplyMain system | 3 | 1 | 198 | 0.2% |
| Sioux City Water SupplyServes nearby areas | 4,271 | 0 | 2,587 | 17% |
Matched from EPA water system service area boundaries and the cities each system reports serving. Edges of the city may be served by a neighboring system; your water bill names your utility.
Check your address in Sergeant Bluff
The counts above cover the whole water system. To see whether your line is lead, look up your address on Sergeant Bluff Water Supply's official inventory. Utilities had to make these public by October 16, 2024.
No map yet? Do the 2-minute scratch and magnet test.
Protect your drinking water
If your line is lead, galvanized or unknown, use a filter certified to NSF/ANSI 53 for lead for drinking, cooking and baby formula, and use only cold water.
Choosing a lead-certified filter · Testing your water · Replacement cost
Nearby cities
Check another water system
Questions
Does Sergeant Bluff, IA have lead pipes?
Yes. Sergeant Bluff Water Supply, which serves Sergeant Bluff, reported 3 lead and 1 galvanized-requiring-replacement service lines, plus 198 of unknown material.
Who supplies water to Sergeant Bluff?
EPA's service area maps place most of Sergeant Bluff in Sergeant Bluff Water Supply's service area (PWSID IA9774033). Sioux City Water Supply also serves parts of the city or nearby areas.
How do I check whether my Sergeant Bluff home has a lead service line?
Search your address on Sergeant Bluff Water Supply's service line inventory map. You can also scratch the pipe where water enters your home: lead is soft, dull gray, scratches to shiny silver and doesn't attract a magnet.
When will lead pipes in Sergeant Bluff be replaced?
EPA's Lead and Copper Rule Improvements require most systems to replace lead and galvanized-requiring-replacement lines by December 31, 2037. Ask Sergeant Bluff Water Supply whether your street is scheduled and whether it covers the private side.