Sources we use

Every safety step, threshold, cost and insurance statement on this site comes from one of these pages. We open each page before citing it and record the date. See our editorial policy.

PagePublisherCheckedUsed on
Checking Your Home's StructureAmerican Red CrossOctober 12, 2026Water stain on the ceiling after rain: what it means and what to do
Disaster Cleanup and Repair For Your HomeAmerican Red CrossOctober 12, 2026Basement flooded: what to do in the first 24 hours
Preventing & Thawing Frozen PipesAmerican Red CrossOctober 12, 2026Pipe burst in your house: what to do in the first hour
How Much Does Water Damage Restoration Cost? [2026 Data] (updated Sep 11, 2026)AngiOctober 12, 2026Water damage restoration cost: what you will likely pay and why
Sewer Line Responsibility and Insurance Coverage (February 21, 2024)Bowmar Water and Sanitation District (Colorado)October 12, 2026Basement flooded: what to do in the first 24 hours
About Mold and Your HealthCenters for Disease Control and PreventionOctober 12, 2026Black spots on a bathroom ceiling: mold, mildew or a leak?, Can I clean mold myself? What EPA says and how to do it safely, How long does it take mold to grow after water damage?, Musty smell in your house but no visible mold: how to find the source, Signs of mold behind drywall: how to check and what to do, Water stain on the ceiling after rain: what it means and what to do
Clean Up Safely After a Natural DisasterCenters for Disease Control and PreventionOctober 12, 2026Basement flooded: what to do in the first 24 hours
Guidelines for Cleaning Safely After a DisasterCenters for Disease Control and PreventionOctober 12, 2026Basement flooded: what to do in the first 24 hours
Mold Clean Up Guidelines and RecommendationsCenters for Disease Control and PreventionOctober 12, 2026Can I clean mold myself? What EPA says and how to do it safely
Mold facts and statsCenters for Disease Control and PreventionOctober 12, 2026Black spots on a bathroom ceiling: mold, mildew or a leak?, Can I clean mold myself? What EPA says and how to do it safely, How long does it take mold to grow after water damage?, Signs of mold behind drywall: how to check and what to do, Water stain on the ceiling after rain: what it means and what to do
Safety Guidelines: Reentering Your Flooded HomeCenters for Disease Control and PreventionOctober 12, 2026Basement flooded: what to do in the first 24 hours
What to Do to Protect Yourself From Electrical HazardsCenters for Disease Control and PreventionOctober 12, 2026Water stain on the ceiling after rain: what it means and what to do
Mold Prevention Strategies and Possible Health Effects in the Aftermath of Hurricanes and Major FloodsCenters for Disease Control and Prevention (MMWR)October 12, 2026How long does it take mold to grow after water damage?
Quick reference: water damage response in buildingsCommonwealth of MassachusettsOctober 12, 2026Basement flooded: what to do in the first 24 hours, Black spots on a bathroom ceiling: mold, mildew or a leak?, How long does it take mold to grow after water damage?, Pipe burst in your house: what to do in the first hour, Signs of mold behind drywall: how to check and what to do, Water damage restoration cost: what you will likely pay and why, Water stain on the ceiling after rain: what it means and what to do
If My Frozen Pipes Burst, Am I Covered by Insurance?DC Department of Insurance, Securities and BankingOctober 12, 2026Pipe burst in your house: what to do in the first hour
Tips for Working in the AtticENERGY STAR (U.S. EPA)October 12, 2026Water stain on the ceiling after rain: what it means and what to do
Flood Electrical Safety: High Water, High StakesElectrical Safety Foundation InternationalOctober 12, 2026Pipe burst in your house: what to do in the first hour
Be Flood Smart. Protect Your Property (July 16, 2024)FEMAOctober 12, 2026Basement flooded: what to do in the first 24 hours
Dealing With Mold and Mildew in Your Flood Damaged HomeFEMAOctober 12, 2026Black spots on a bathroom ceiling: mold, mildew or a leak?, How long does it take mold to grow after water damage?, Musty smell in your house but no visible mold: how to find the source, Signs of mold behind drywall: how to check and what to do
Don't Pump Out Basements Too Early or Too Fast (release FS-19, August 22, 2019, archived)FEMAOctober 12, 2026Basement flooded: what to do in the first 24 hours
Glossary: FloodFEMAOctober 12, 2026Basement flooded: what to do in the first 24 hours
Prevent Mold from Becoming a Secondary DisasterFEMAOctober 12, 2026Can I clean mold myself? What EPA says and how to do it safely, How long does it take mold to grow after water damage?, Pipe burst in your house: what to do in the first hour, Signs of mold behind drywall: how to check and what to do, Water damage restoration cost: what you will likely pay and why
What Does Flood Insurance Cover in a Basement? (fact sheet)FEMA / National Flood Insurance ProgramOctober 12, 2026Basement flooded: what to do in the first 24 hours
How to start a flood insurance claimFloodSmart (National Flood Insurance Program)October 12, 2026Basement flooded: what to do in the first 24 hours
What's coveredFloodSmart (National Flood Insurance Program)October 12, 2026Basement flooded: what to do in the first 24 hours, How long does it take mold to grow after water damage?, Water damage restoration cost: what you will likely pay and why
How Much Does a Flooded Basement Cleanup Cost in 2026? (updated June 19, 2026)HomeAdvisorOctober 12, 2026Basement flooded: what to do in the first 24 hours
Mold remediation cost (updated June 19, 2026)HomeAdvisorOctober 12, 2026Black spots on a bathroom ceiling: mold, mildew or a leak?, Can I clean mold myself? What EPA says and how to do it safely, How long does it take mold to grow after water damage?, Signs of mold behind drywall: how to check and what to do, Water damage restoration cost: what you will likely pay and why
Water damage restoration cost (updated June 17, 2026)HomeAdvisorOctober 12, 2026Pipe burst in your house: what to do in the first hour, Water damage restoration cost: what you will likely pay and why
How much does water damage restoration cost? (2026), dated February 6, 2026HomeGuideOctober 12, 2026Water damage restoration cost: what you will likely pay and why
Freezing and Bursting PipesInstitute for Business and Home Safety (hosted by Spokane County, WA)October 12, 2026Pipe burst in your house: what to do in the first hour
Facts + Statistics: Homeowners and renters insuranceInsurance Information InstituteOctober 12, 2026Pipe burst in your house: what to do in the first hour, Water damage restoration cost: what you will likely pay and why
Understanding your insurance deductiblesInsurance Information InstituteOctober 12, 2026Water damage restoration cost: what you will likely pay and why
Heating and A/C OverflowInterNACHI (International Association of Certified Home Inspectors)October 12, 2026Water stain on the ceiling after rain: what it means and what to do
Water Management and Damage Prevention: homeowner guideInterNACHI (International Association of Certified Home Inspectors)October 12, 2026Water stain on the ceiling after rain: what it means and what to do
Removing Mold From Household ItemsNC State ExtensionOctober 12, 2026Water stain on the ceiling after rain: what it means and what to do
Mold and Moisture Checklist (April 4, 2022; adapted from University of Georgia Extension)NC State Extension (N.C. Cooperative Extension)October 12, 2026Black spots on a bathroom ceiling: mold, mildew or a leak?, Musty smell in your house but no visible mold: how to find the source, Water stain on the ceiling after rain: what it means and what to do
Does Homeowners Insurance Cover Water Damage from a Burst or Frozen Pipe?New Hampshire Insurance DepartmentOctober 12, 2026Pipe burst in your house: what to do in the first hour
Use Your Water Meter to Check for LeaksSaving Water Partnership (Seattle-area water utilities)October 12, 2026Pipe burst in your house: what to do in the first hour
Frozen pipes and winter water damage claims (press release, January 20, 2026)State Farm NewsroomOctober 12, 2026Pipe burst in your house: what to do in the first hour
Texas Homeowners Policies (April 12, 2018)Texas Department of InsuranceOctober 12, 2026Water stain on the ceiling after rain: what it means and what to do
When are water damage and mold covered by insurance?Texas Department of InsuranceOctober 12, 2026Water stain on the ceiling after rain: what it means and what to do
2021 American Housing Survey: Housing quality infographicU.S. Census BureauOctober 12, 2026Water stain on the ceiling after rain: what it means and what to do
Guide to Durable AtticsU.S. Department of EnergyOctober 12, 2026Water stain on the ceiling after rain: what it means and what to do
Bathroom Exhaust FansU.S. Department of Energy, Building America Solution Center (Pacific Northwest National Laboratory)October 12, 2026Black spots on a bathroom ceiling: mold, mildew or a leak?
A Brief Guide to Mold, Moisture and Your HomeU.S. Environmental Protection AgencyOctober 12, 2026Basement flooded: what to do in the first 24 hours, Black spots on a bathroom ceiling: mold, mildew or a leak?, Can I clean mold myself? What EPA says and how to do it safely, How long does it take mold to grow after water damage?, Musty smell in your house but no visible mold: how to find the source, Pipe burst in your house: what to do in the first hour, Signs of mold behind drywall: how to check and what to do, Water damage restoration cost: what you will likely pay and why, Water stain on the ceiling after rain: what it means and what to do
Mold Cleanup in Your HomeU.S. Environmental Protection AgencyOctober 12, 2026Black spots on a bathroom ceiling: mold, mildew or a leak?, Can I clean mold myself? What EPA says and how to do it safely, Musty smell in your house but no visible mold: how to find the source
Mold Course Chapter 1U.S. Environmental Protection AgencyOctober 12, 2026Musty smell in your house but no visible mold: how to find the source
Mold Course Chapter 2U.S. Environmental Protection AgencyOctober 12, 2026Black spots on a bathroom ceiling: mold, mildew or a leak?, How long does it take mold to grow after water damage?, Musty smell in your house but no visible mold: how to find the source, Signs of mold behind drywall: how to check and what to do
Mold Remediation in Schools and Commercial Buildings Guide: Chapter 3U.S. Environmental Protection AgencyOctober 12, 2026Signs of mold behind drywall: how to check and what to do
Mold Remediation in Schools and Commercial Buildings Guide: Chapter 4 (Table 1: Water Damage, Cleanup and Mold Prevention)U.S. Environmental Protection AgencyOctober 12, 2026Black spots on a bathroom ceiling: mold, mildew or a leak?, How long does it take mold to grow after water damage?, Signs of mold behind drywall: how to check and what to do
Mold Testing or SamplingU.S. Environmental Protection AgencyOctober 12, 2026Signs of mold behind drywall: how to check and what to do
Should I use bleach to clean up mold?U.S. Environmental Protection AgencyOctober 12, 2026Can I clean mold myself? What EPA says and how to do it safely
Should You Have the Air Ducts in Your Home Cleaned?U.S. Environmental Protection AgencyOctober 12, 2026Musty smell in your house but no visible mold: how to find the source
Ten Things You Should Know about MoldU.S. Environmental Protection AgencyOctober 12, 2026Black spots on a bathroom ceiling: mold, mildew or a leak?, Can I clean mold myself? What EPA says and how to do it safely, How long does it take mold to grow after water damage?, Pipe burst in your house: what to do in the first hour, Signs of mold behind drywall: how to check and what to do, Water damage restoration cost: what you will likely pay and why, Water stain on the ceiling after rain: what it means and what to do
Fix a Leak WeekU.S. Environmental Protection Agency (WaterSense)October 12, 2026Water stain on the ceiling after rain: what it means and what to do
Water damage guidelines (follows IICRC S500)University of California, Riverside, Environmental Health & SafetyOctober 12, 2026Basement flooded: what to do in the first 24 hours, Can I clean mold myself? What EPA says and how to do it safely, How long does it take mold to grow after water damage?, Pipe burst in your house: what to do in the first hour, Signs of mold behind drywall: how to check and what to do, Water damage restoration cost: what you will likely pay and why
Say Goodbye to Mildew and Save Energy: Home Study Course, Part I: What is Mildew? (FCS3211, September 2002)University of Florida IFAS ExtensionOctober 12, 2026Black spots on a bathroom ceiling: mold, mildew or a leak?
Mold and Moisture Home Inspection Checklist (Circular 1083, reviewed March 1, 2023)University of Georgia Cooperative ExtensionOctober 12, 2026Signs of mold behind drywall: how to check and what to do
UGA Extension provides tips on removing and preventing mold and mildew (January 27, 2015)University of Georgia Cooperative Extension (CAES Field Report)October 12, 2026Black spots on a bathroom ceiling: mold, mildew or a leak?
Dealing with and preventing ice damsUniversity of Minnesota ExtensionOctober 12, 2026Water stain on the ceiling after rain: what it means and what to do
Frequently Asked Questions About Sewer Gas (last updated September 10, 2021)Virginia Department of Health, Division of Environmental EpidemiologyOctober 12, 2026Musty smell in your house but no visible mold: how to find the source
Leaks, water damage and moldWashington State Office of the Insurance CommissionerOctober 12, 2026Basement flooded: what to do in the first 24 hours, Black spots on a bathroom ceiling: mold, mildew or a leak?, Can I clean mold myself? What EPA says and how to do it safely, How long does it take mold to grow after water damage?, Musty smell in your house but no visible mold: how to find the source, Pipe burst in your house: what to do in the first hour, Signs of mold behind drywall: how to check and what to do, Water damage restoration cost: what you will likely pay and why, Water stain on the ceiling after rain: what it means and what to do
How to Turn Off Your WaterWestern Municipal Water District (California)October 12, 2026Pipe burst in your house: what to do in the first hour
Frequently Asked Questions: Flood Damage (PI-240, rev. 10/2024)Wisconsin Office of the Commissioner of InsuranceOctober 12, 2026Basement flooded: what to do in the first 24 hours