Ether Hollow Debris Flow/Flash Flood Information Guide

The Concern: Debris Flows/Flash Floods from the Ether Hollow Fire Burn Scar Due to burned vegetation, and charred soil forming a water repellent layer, hindering water absorption, flash floods/debris flows will occur with intense periods of rainfall. As little as two tenths of an inch of rain in 30 minutes may produce debris flows/flash floods.

What to Look For: Weather Definitions/Notification Services Partner Services E-mail Briefing - General outlook for hazards affecting region, with a lead time from Day 1, out through Day 4, or possibly beyond - Monitor the weather!

Flood Watch/Flash Flood Watch - Conditions are favorable for debris flows/flash floods, with generally a lead time of 12-36 hours - Plan, prepare, and be aware!

Flash Flood Warning - Debris flow/flash flood is imminent, with a lead time generally of 15 minutes to an hour - Take action now!

Everbridge Alerts - Emergency alerts, initiated by community leaders to send messages t o communication devices, including landline phones and mobile devices.

Wireless Emergency Alerts (WEAs) are short emergency messages, including for Flash Flood Warnings and evacuation notices, that are broadcast from cell towers to any WEA‐enabled mobile device in a locally targeted area.

Additionally, notification calls will be made to community decision makers, with a general lead time of 15 minutes to an hour for storms anticipated to affect a region, but could be made up to 12 hours from the event.

2

Information Sources: Community Alerts and Weather Information Ether Hollow Fire / Flood / Storm Information Group - https://www.facebook.com/groups/1316146318726920/

Springville — Mapleton "Citizen Alert" Program https://member.everbridge.net/1772417038942978/login

Wireless Emergency Alerts - Automatically enabled on most mobile devices

National Weather Service Weather Forecast Office Salt Lake City, UT home page https://www.weather.gov/slc Social Media

h ttps://www.facebook.com/NWSSaltLakeCity

. h ttps://www.youtube.com/user/NWSSaltLakeCity

@NWSSaltLakeCity

Local news sources, including social media feeds Safety: Actions to Protect You and Your Loved Ones Safe

- K now your risk of debris flows/flash floods in your specific area

- Stay informed by having multiple ways to receive information

- Develop an emergency plan

- Follow evacuation notices and other instructions from local officials

- If you have to shelter in place, get to the highest point inside your home

- Obtain flood insurance