Iowa · population 2,709
Lead pipes in Rock Rapids, IA
26 lead or galvanized lines to replace
Most of Rock Rapids (population 2,709) gets its water from Rock Rapids Municipal Water Works. That system reported 4 lead and 22 galvanized-requiring-replacement service lines out of 1,211, with 834 more of unknown material.
2.1% of Rock Rapids Municipal Water Works'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 0.3%
- Galvanized (replace) 1.8%
- Unknown 69%
- Non-lead 29%
Latest lead test for Rock Rapids Municipal Water Works (Jan 2022–Dec 2024): 1.5 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 Rock Rapids Municipal Water Works.
Water systems serving Rock Rapids
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| Rock Rapids Municipal Water WorksMain system | 4 | 22 | 834 | 2.1% |
| Lyon-Sioux Rws-Rock RapidsAlso serves parts of the city | 0 | 0 | 0 | 0% |
| Lyon-Sioux Rws-Big SiouxAlso serves parts of the city | 0 | 0 | 0 | 0% |
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 Rock Rapids
The counts above cover the whole water system. To see whether your line is lead, look up your address on Rock Rapids Municipal Water Works'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 Rock Rapids, IA have lead pipes?
Yes. Rock Rapids Municipal Water Works, which serves Rock Rapids, reported 4 lead and 22 galvanized-requiring-replacement service lines, plus 834 of unknown material.
Who supplies water to Rock Rapids?
EPA's service area maps place most of Rock Rapids in Rock Rapids Municipal Water Works's service area (PWSID IA6065092). Lyon-Sioux Rws-Rock Rapids, Lyon-Sioux Rws-Big Sioux also serve parts of the city or nearby areas.
How do I check whether my Rock Rapids home has a lead service line?
Search your address on Rock Rapids Municipal Water Works'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 Rock Rapids 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 Rock Rapids Municipal Water Works whether your street is scheduled and whether it covers the private side.