Blog

Due diligence, explained for home buyers

How to use the official free sources — FEMA, EPA, USGS, USFWS — and what the results actually mean for your offer, your inspection period and your insurance.

June 24, 2026 · 13 min read

Wildfire Risk by Address — A Home Buyer's Guide (2026)

How to check wildfire risk by address for free — WUI maps, CAL FIRE hazard zones, insurance availability, defensible space, and a pre-offer checklist.

Read →

June 24, 2026 · 12 min read

Buying a House Near Wetlands — Rules, Risks, and Benefits

What buying a house near wetlands means for building, drainage, and resale — plus how to check any address free and Section 404 rules post-Sackett.

Read →

June 18, 2026 · 12 min read

Home Buyer Due Diligence Checklist — 10 Red Flags to Check

A 10-category home buyer due diligence checklist covering flood, wildfire, radon, contamination, and more — with free official sources for each check.

Read →

June 18, 2026 · 11 min read

EPA Radon Zones by County Explained (Zones 1, 2, 3)

What EPA radon zones by county actually predict, why Zone 3 homes still need testing, and how radon testing and mitigation work when buying a house.

Read →

June 14, 2026 · 13 min read

Superfund Sites Near Me — A Home Buyer's Guide to EPA Tools

How to find Superfund sites near any address with free EPA tools, what distance matters, and when a home buyer should dig deeper before making an offer.

Read →

June 14, 2026 · 12 min read

How to Check If a House Is in a Flood Zone (FEMA Lookup Guide)

Step-by-step FEMA flood zone lookup for any US address, what zones AE, A, VE, and X really mean, flood insurance rules, and what to verify before an offer.

Read →