Lead pipes · ZIP 52240
Lead pipes in Iowa City (IA), IA
ZIP 52240 (Iowa) — lead pipes summary sourced from EPA LCRR + RTI National Lead Pipe Map. Refreshed on the cadence of the primary regulator with every claim cited to the source record.
What lands here
Pages show the utility's reported count of lead, galvanized-requiring-replacement, and unknown-material lines, plus the state's reporting compliance status.
Source & refresh
EPA LCRR + RTI National Lead Pipe Map. Refreshed quarterly as state primacy agencies report. Stale data is flagged, never silently served. Primary source →
Limitations specific to this source
Coverage rolls out state-by-state through 2026-2027 per the federal timeline. Utilities with incomplete inventories are flagged rather than omitted.
Iowa context
Radon Zone 1, agricultural water nitrates
Iowa is one of the highest-radon states in the US — uniformly Zone 1. Agricultural runoff drives EPA SDWIS nitrate violations in small rural systems and even Des Moines Water Works. Tornadoes peak April-June.
See Iowa state page for the full state-level rollup across all 12 dimensions.
Read more on lead pipes
Editorial deep-dives explaining the source data, its limits, and how to read it.
EPA Radon Zones — what 1, 2, and 3 mean and when you should test
EPA classifies every US county into Zone 1 (high), Zone 2 (moderate), or Zone 3 (low) for radon. Plain-English guide to the classifications and at-home testing.
Lead and Copper Rule 2024 — the federal lead-pipe inventory mandate
The 2024 Lead and Copper Rule Revisions (LCRR) require every US community water system to inventory and report lead service lines. Plain-English guide.
EPA SDWIS — how to read drinking-water violations and what they actually mean
Plain-English guide to EPA SDWIS drinking-water violations: health-based vs. monitoring vs. reporting violations, MCLs, and what triggers a public notice.
Radon and real estate — what disclosure laws and home tests actually require
What home sellers must disclose about radon by state, when home tests are required, and how to interpret radon-mitigation systems if a home you're buying has one.
Full dashboard for ZIP 52240
Lead pipes is one of twelve dimensions zipradar federates per address. See the full federated summary for ZIP 52240:
Open Iowa City (IA), IA dashboard →Frequently asked questions
What is the lead pipes for ZIP 52240?
Lead pipes for ZIP 52240 (Iowa City (IA), Iowa) is federated from EPA LCRR + RTI National Lead Pipe Map. Pages show the utility's reported count of lead, galvanized-requiring-replacement, and unknown-material lines, plus the state's reporting compliance status. Refreshed quarterly as state primacy agencies report — see /methodology for full source citations and refresh-cadence details.
Where does the lead pipes data come from?
EPA LCRR + RTI National Lead Pipe Map (primary regulator). zipradar federates lead pipes on the regulator's published cadence: quarterly as state primacy agencies report. Every claim cites the source record; stale data is flagged, never silently served. The primary source URL: https://dwmaps.rti.org.
What are the limitations of lead pipes data?
Coverage rolls out state-by-state through 2026-2027 per the federal timeline. Utilities with incomplete inventories are flagged rather than omitted.
Is ZIP 52240 (Iowa City (IA)) data current?
Last verified 2026-06-10. Lead pipes for ZIP 52240 refreshes quarterly as state primacy agencies report per EPA LCRR + RTI National Lead Pipe Map cadence. See the full ZIP dashboard at /zip/52240/ for all 12 dimensions side-by-side.