Year Title Federal Disaster Declarations 1968 Hurricane Gladys 1977 Severe Winter Weather 1979 Severe Storms & Flooding 1990 Severe Freeze 1993 Tornadoes, Flooding, High Winds & Tides, Freezing 1996 Tropical Storm Josephine 1998 Extreme Fire Hazard 1998 Hurricane Georges 1998 Severe Storms, High Winds, Tornadoes, and Flooding 2000 Withlacoochee Fire Complex 2001 Severe Freeze 2003 Severe Storms and Flooding 2004 Hurricane Jeanne 2004 Tropical Storm Bonnie and Hurricane Charley 2004 Hurricane Frances 2005 Hurricane Katrina Evacuation 2008 Tropical Storm Fay 2012 Tropical Storm Debby 2016 Hurricane Hermine 2016 Hurricane Matthew 2017 Hurricane Irma 2018 Hurricane Michael 2019 Hurricane Dorian PRI Category Degree of Risk Level Criteria Probability Unlikely Less than 1% annual probability Possible Between 1 and 10% annual probability Likely Between 10 and 100% annual probability Highly Likely 100% annual probability Impact Minor Very few injuries, if any. Only minor property damage and minimal disruption on quality of life. Temporary shutdown of critical facilities. Limited Minor injuries only. More than 10% of property in affected area damaged or destroyed. Complete shutdown of critical facilities for more than one week. Critical Multiple deaths/injuries possible. More than 25% of property in affected area damaged or destroyed. Complete shutdown of critical facilities for more than one week. Catastrophic High number of deaths/injuries possible. More than 50% of property in affected area damaged or destroyed. Complete shutdown of critical facilities for 30 days or more. Spatial Extent Negligible Less than 1% of area affected Small Between 1 and 10% of area affected Moderate Between 10 and 50% of area affected Large Between 50 and 100% of area affected Warning Time More than 24 hours Self explanatory 12 to 24 hours Self explanatory 6 to 12 hours Self explanatory Less than 6 hours Self explanatory Duration Less than 6 hours Self explanatory Less than 24 hours Self explanatory Less than one week Self explanatory More than one week Self explanatory Hazards not evaluated
• Erosion • Tsunami • Seismic Flood
Probability Impact Spatial Extent Warning Time Duration PRI Score
Likely Critical Moderate 6 to 12 hours Less than 1 week 3.0
3.0 3.0 3.0 3.0 3.0
Date Event Location Property Damage 09/01/2016 Hurricane Coastal $7.8M Hermine Hernando
9/11/2017 Hurricane Croom $5M Irma
There were 121 unmitigated repetitive loss properties in 2015 at the time of the last LMS update. Tropical Cyclone Probability Impact Spatial Extent Warning Time Duration PRI Score
Likely Catastrophic Large More than 24 Less than 1 3.0 hours week 3.0 4.0 4.0 1.0 3.0
Year Title Location
2016 Hurricane Coastal Hernando $7.8 M Hermine and Inland Hernando
2016 Hurricane Coastal Hernando $0 Matthew
2017 Hurricane Coastal Hernando Irma and Inland Hernando
2018 Hurricane NA NA Michael*
2019 Hurricane NA NA Dorian*
*federal disaster declaration included Hernando County, however storm impacts were not recorded in the NCDC database for Hernando. Severe Storms Probability Impact Spatial Extent Warning Time Duration PRI Score
Highly Likely Critical Moderate 6 to 12 hours Less than 6 2.8 hours 4.0 3.0 3.0 3.0 1.0
Date Location Type Property Damage 02/12/2014 Garden Grove Thunderstorm Wind $0
03/29/2014 Bayport & Conrock Thunderstorm Wind $4K
4/18/2014 Conrock Thunderstorm Wind $0 4/30/2014 Brksvil Hernndo Co F Thunderstorm Wind $0
5/25/2014 Masarkytown & Hail $2K Weeki Wachee 6/16/2014 Lake Lindsey Thunderstorm Wind $10K & Hail 6/27/2014 Ringgold Hail $0
5/04/2016 Brooksville & Thunderstorm Wind $10K Ringgold & Heavy Rain 01/22/2017 Brksvil Hernndo Co F Thunderstorm Wind $0
06/22/2017 Weeki Wachee Acres Thunderstorm Wind $6K
07/30/2018 Richloam Thunderstorm Wind $1K
11/02/2018 Week Wachee Acres Tornado $500K
4/19/2019 Weeki Wachee & Thunderstorm Wind $20K Brksvil Hernndo Co F 05/05/2019 Masarkytown Thunderstorm Wind $15K Note: No damaging lightening strikes have been recorded in Hernando since 2012 06/19/2019 Spring Hill Thunderstorm Wind $1K Severe Storms Probability Impact Spatial Extent Warning Time Duration PRI Score
Highly Likely Minor Moderate Less than 6 hours Less than 1 week 3.0
4.0 1.0 3.0 4.0 3.0
• Incorporate Communities at Risk data from FFS • Previous Occurrences: 2014 – 2019 Extreme Heat
Probability Impact Spatial Extent Warning Time Duration PRI Score
Likely Minor Large More than 24 More than 1 2.6 hours week 3.0 1.0 4.0 1.0 4.0
There are no “Excessive Heat” events recorded in the NCDC storm database, however, there have been an average of 11.5 days with temperatures above 95 degrees (F) recorded at the Brooksville Chin Hill Weather Station. Source: https://climatecenter.fsu.edu/climate-data-access-tools/climate-data-visualization Drought
Probability Impact Spatial Extent Warning Time Duration PRI Score
Likely Minor Large More than 24 More than 1 2.6 hours week 3.0 1.0 4.0 1.0 4.0
There are no Drought events recorded in the NCDC storm database, however, in 2017 there were periods of Abnormally Dry (D0) to Severe Drought (D2) conditions . Source: https://droughtmonitor.unl.edu/Data/Timeseries.aspx Geological
Probability Impact Spatial Extent Warning Time Duration PRI Score
Highly Likely Limited Small Less than 6 Less than 24 2.8 hours hours 4.0 2.0 2.0 4.0 2.0
Incident Date Incident Location Incident Notes
SWO# 2014-213: existing sinkhole in storwater collection basin was being remediated and while 1/9/2014 Springhill remediating the sinkhole collapsed further
Possible sinkhole in a retention pond. One home is 4/6/2014 Spring Hill 30 feet away and roadway is about 30 feet away SH is located under the house. 60 trucks of concrete 5/27/2014 Weeki Wachee were used to fill the SH. Water is visible. Rock and sand visible at the bottom of sinkhole. 6/1/2014 Spring Hill Tiburon Ave recieved minor damages. 9759 Eldridge road sustained most of damage. Four 7/19/2014 Spring Hill houses evacuated. The potential sinkhole is 15 feet wide and 4 to 5 10/11/2014 Spring Hill feet deep. Sinkhole is located in driveway and is 5 ft. by 5 ft. 11/11/2014 null and 3-4 feet deep
Sinkhole forming at the edge of the bridge crossing 12/23/2014 Aripeka the Weeki Wachee River in Aripeka, size unknown 5/19/2015 null null 2/13/2016 null null 6/6/2017 null SWP 2017-4151 Hernando County SO reports a sinkhole that is 3 ft 1/29/2018 SPRING HILL deep with a 4 ft diameter in Spring Hill.
Caller stated the subsidence opened in a retention 5/17/2018 BROOKSVILLE pond resulting in it draining entirely into the hole. Winter Storm Probability Impact Spatial Extent Warning Time Duration PRI Score
Likely Minor Large More than 24 Less than 1 week 2.4 hours 3.0 1.0 4.0 1.0 3.0
There were frost/freeze events recorded in the NCDC storm database in 1999 and 2018. Additionally, there have been an average of 5.29 days with temperatures below 32 degrees (F) recorded at the Brooksville Chin Hill Weather Station. Source: https://climatecenter.fsu.edu/climate-data-access-tools/climate-data-visualization Hazardous Materials
Manmade/Tech Category/Degree of Risk Hazard Probability Impact Spatial Extent Warning Time Duration
Hazardous Materials Unlikely Minor Small Less than 6 hours Less than one week
Hazardous Materials Incidents in Florida Date Description January 28, 2014 A train derailment in McDavid, Florida resulted in railcars containing phosphoric acid submerging in Fletcher Creek. There were no reported injuries or fatalities. A total of four railcars with 96% concentration phosphoric acid were derailed, at least one was leaking into the creek. Each railcar contained 12,000 gallons. September 23, 2016 A tanker truck containing 8,000 gallons of petroleum products overturned on Interstate 75 in North Port, Florida. Both shoulders of the interstate were affected as well as nearby wetlands. FDEP, Sarasota County HazMat, and Charlotte County Fire Rescue responded. April 3, 2017 A collision between two trains resulted in the release of approximately 7,400 gallons of diesel fuel and 77 gallons of battery acid. June 3, 2019 Hillsborough County firefighters and members of the Hazardous Incident Team responded to a chemical spill near the Florida State Fairgrounds after a forklift punctured a 55-gallon drum of hydrofluoric acid. June 6, 2019 A building on the campus of the University of South Florida was evacuated as a hazardous materials incident after eight people complained of dizziness. One of the eight people was transported to the hospital for treatment, the others were treated at the scene. Air quality tests returned no abnormal results.
[1] http://www.fox13news.com/news/local-news/chemical-spill-prompts-warning-to-fairgrounds-area [2] https://www.abcactionnews.com/news/region-hillsborough/usf-building-evacuated-as-hazmat-incident Cyber Incident Manmade/Tech Category/Degree of Risk Hazard Probability Impact Spatial Extent Warning Time Duration
Cyber Incident Unlikely Minor Large Less than 6 hours Less than one week
2015 Panama City, An anonymous source leaked 11.5 million documents from a law firm in Panama City. The documents detailed financial and attorney- Florida client information for more than 200,000 offshore entities. When reporters searched through the information, it was discovered that the law firm had been involved in illegal actions, including fraud and tax evasion.
2016 Sarasota, A ransomware virus on the Sarasota City Hall computer systems encrypted 160,000 files and demanded $33 million in Bitcoins to Florida unlock them. The IT staff quickly shut down the system, which saved the city from catastrophic data loss and financial costs, and the attack was contained within a few hours.
2017 Florida A cyber-attack on a server used to administer Florida Standard Assessments prevented students from testing. It also made clear that the student and employee information may not be safe.
2018 Collier County, Collier County became a victim of a phishing scheme that netted foreign attackers $184,000 in taxpayer money, according to Florida investigators. County funds in December 2018 were the target of what the Federal Bureau of Investigation identifies as a "Business Email Compromise," county and clerk of court's office officials said.
2019 Riviera Beach, An email infected with ransomware shut down the city’s network. Email, phones, police records, and city department websites were Florida inaccessible and inoperable. The city council authorized the city insure to pay 65 bitcoins, valued at roughly $600,000 in the hopes of https://www.ncdc.noaa.gov/stormevents/regaining data made inaccessible by the attack.
2019 Naples, Florida The City lost $700,000 in a spear phishing cyber-attack. Money was transferred to a fake bank account provided by the attacker who was posing as a representative from a construction firm that had been hired to do infrastructure work in the city’s downtown. Biological Incidents
Manmade/Tech Category/Degree of Risk Hazard Probability Impact Spatial Extent Warning Time Duration
Biological Incident Unlikely Critical Large More than 24 More than one hours week
• Probability listed as unlikely due to Hernando’s population density, the state plan lists the probability as higher (likely) statewide especially for higher density areas and areas near highways. • Florida has only experienced one biological incident in recent history. In 2016, there were 1,122 cases of Zika virus and 118 cases in 2017. There were cases of local transmission of the Zika virus in four Miami communities in 2016, but all were designated as clear by the end of that year. Terrorism Incidents
Manmade/Tech Category/Degree of Risk Hazard Probability Impact Spatial Extent Warning Time Duration
Terrorism Likely Critical Large Less than 6 hours More than one week
May 2010 The Federal Bureau of Investigation (FBI) investigated a pipe bomb found at the scene of the May 10, 2010 attack at the Islamic Center of Northeast Florida (ICNEF) in Jacksonville, Florida. There were 60 people in the building at the time of the attack.308
May 2011 The FBI arrested three Pakistani-Americans, including father and son imams from South Florida mosques, charging them with providing financing and other material support to the Pakistani Taliban.309 January Sami Osmakac, an American citizen born in the former Yugoslavia who is a Florida 2012 resident, was charged with plotting a terrorist spree around Tampa, including bombing nightclubs, destroying bridges, and shooting police officers in the name of radical Islam.
June 12, Omar Mateen, an American citizen born in New York, killed 49 people and injured 53 others 2016 when he entered an Orlando, Florida nightclub and fired using multiple weapons. He had been previously investigated by the FBI in 2013 and 2014. It was the deadliest attack since September 11, 2001, and the worst mass shooting in modern U.S. history. January 6, Estaban Santiago, an American citizen from Alaska, opened fire at the Ft. Lauderdale- 2017 Hollywood International Airport in Ft. Lauderdale, Florida. Santiago checked a bag with a gun inside on a flight from Alaska to Florida and after departing the flight took his bag to the bathroom and loaded the weapon. He opened fire in baggage claim, killing 5 people and wounding 6. Over 40 were injured in the chaos and shuffle to evacuate. High Risk Flood (3.0) Tropical Cyclone (3.0) Wildfire (3.0)
Moderate Risk Severe Storms (2.8) Geological (2.8) Extreme Heat (2.6) Drought (2.6)
Low Risk Winter Storms (2.4) Erosion Seismic Events Tsunami Outreach Plan
12 (Prorated) Public Meeting held on 11/9 15 Public Meeting held in February 2020 15 See below 15 57
• A website that explains the planning process and posts the time and place for its meetings, meeting agendas, status reports, and the draft plan, when it is ready for review. (5 points) • Survey available on the Hernando County website (5 points) • Table at community events (5 points per event)
Next Meeting
• Next meeting in November • Vulnerability Assessment • Building cost based on property appraiser data • Population estimates based on ACS 2017 • Number/type of critical facilities