Compare · AZ · NV
ZIP 85004 vs ZIP 89101
Phoenix, AZ compared to Las Vegas, NV on twelve public-records dimensions sourced from EPA, FEMA, USDA, FBI, NCES, and county records. Each cell links to the per-ZIP topic page where the source citation and refresh cadence live.
Last verified 2026-05-13 · methodology
Side by side
| Dimension | ZIP 85004 | ZIP 89101 |
|---|---|---|
| Water quality EPA SDWIS | Open water quality for 85004 → | Open water quality for 89101 → |
| Flood zone FEMA NFHL | Open flood zone for 85004 → | Open flood zone for 89101 → |
| Wildfire risk USDA Forest Service | Open wildfire risk for 85004 → | Open wildfire risk for 89101 → |
| Air quality EPA AirNow | Open air quality for 85004 → | Open air quality for 89101 → |
| Crime FBI UCR | Open crime for 85004 → | Open crime for 89101 → |
| Schools NCES Common Core | Open schools for 85004 → | Open schools for 89101 → |
| Radon EPA Radon Zones | Open radon for 85004 → | Open radon for 89101 → |
| Lead pipes EPA LCRR / RTI | Open lead pipes for 85004 → | Open lead pipes for 89101 → |
| Property tax County assessor | Open property tax for 85004 → | Open property tax for 89101 → |
| Deed activity County recorder | Open deed activity for 85004 → | Open deed activity for 89101 → |
| Zoning Municipal planning | Open zoning for 85004 → | Open zoning for 89101 → |
| Sex offender registry NSOPW (deep-link) | Open sex offender registry for 85004 → | Open sex offender registry for 89101 → |
Dimensions populate live as ingestion reaches each source. Every row will link to the primary regulator.
Arizona context
Radon, wildfire-WUI, water rights
Arizona has Zone 1 radon risk across most of its area per EPA's 1993 map. FEMA NFHL coverage is dense in flood-prone Maricopa + Pima counties; wildfire risk concentrates in Yavapai + Coconino + Cochise. Water-rights and utility-source diversity (CAP allotments vs. local groundwater) varies significantly between metros.
Nevada context
Wildfire, water-supply (Colorado River allotment)
Nevada's wildfire risk concentrates in the western Sierra foothills (Reno, Carson City, Lake Tahoe). Las Vegas water supply tied to declining Lake Mead Colorado River allotment. EPA SDWIS shows arsenic challenges in some rural systems.
Read more on cross-ZIP comparisons
Editorial deep-dives that help when reading two places side-by-side — what each data layer actually proves, and what it doesn't.
Flood zones explained — what AE, X, and VE actually mean
Plain-English guide to FEMA flood-zone codes (A, AE, AH, V, VE, X, X-shaded). What the 1% and 0.2% annual-chance zones mean for your property and your insurance.
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.
FBI UCR and NIBRS — what crime statistics actually show (and don't)
The FBI's Uniform Crime Reporting (UCR) program and its successor NIBRS aggregate crime data from local agencies. Plain-English guide to what gets reported, what doesn't, and how to read the numbers.
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.
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