Lead Pipe Map

West Branch, IA · PWSID IA1694000

West Branch Water Works lead service lines

55 lead or galvanized lines to replace

West Branch Water Works reported 55 lead and 0 galvanized-requiring-replacement service lines out of 1,150 in its inventory. That's about 1 in 21 lines. Another 47 (4.1%) are still listed as unknown material.

Ranks #99 of 402 Iowa systems with confirmed lead lines, and #2,517 nationally.

4.8% of West Branch Water Works's service lines are lead or galvanized requiring replacement. That's about the same as the Iowa average (5.6%) and higher than the national average (3.1%).

55Lead
0Galvanized, replace
47Unknown material
1,048Non-lead

Total service lines reported: 1,150. Reported all required service line types. Population served: 2,509; 1,050 connections.

Lead test results

West Branch Water Works's most recent 90th-percentile lead result (Jan 2021–Dec 2023) was 3 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.

1510Jan 2015–Dec 2017: 3 ppb2015Jan 2018–Dec 2020: 9 ppb2018Jan 2021–Dec 2023: 3 ppb2021

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.

Progress since 2025 Q1

Reported lead and galvanized-requiring-replacement lines went from 55 in 2025 Q1 to 55 in 2026 Q3: no change. Lines of unknown material went from 47 to 47, no change.

2025 Q1: 55 lead + galvanized552025 Q12025 Q2: 55 lead + galvanized552025 Q22025 Q3: 55 lead + galvanized552025 Q32025 Q4: 55 lead + galvanized552025 Q42026 Q1: 55 lead + galvanized552026 Q12026 Q2: 55 lead + galvanized552026 Q22026 Q3: 55 lead + galvanized552026 Q3

Quarterly counts reported to EPA. A drop usually means lines were replaced or confirmed non-lead; a rise usually means more lines were identified. Replacement progress rankings.

Lead rule violations

EPA's data lists no Lead and Copper Rule violations for West Branch Water Works since 2015. That covers testing, reporting, corrosion control and public notice requirements; it isn't a guarantee about any individual home.

Source: EPA SDWIS violation records for the Lead and Copper Rule.

Where the water comes from

West Branch Water Works's main water source is groundwater (wells). It sells water to 1 other water system: West Branch MHP.

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 West Branch Water Works 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 Cedar County

Other water systems nearby

SystemLead + galv.Unknown
Tipton Water Supply12619
Durant Water Supply23145
Clarence Water Supply100
Mechanicsville Water Dept11102
Lowden Water Supply1116
Stanwood Water Supply3950
Bennett Waterworks3779

Check another water system

Questions

Does West Branch Water Works have lead pipes?

Yes. West Branch Water Works reported 55 lead service lines and 0 galvanized lines that must be replaced, out of 1,150 total. 47 more are of unknown material.

How do I check if my home's service line is lead?

Look up your address on West Branch Water Works'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 West Branch Water Works 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 West Branch Water Works had lead violations?

EPA's data shows no Lead and Copper Rule violations since 2015 for West Branch Water Works.

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, "West Branch Water Works lead service lines," https://leadpipemap.com/ia/west-branch-water-works/. Source: EPA SDWIS service line inventory, 2026 Q3. Download the full dataset on the data page.