Hazard Score
181 Catastrophes Recorded
Delaware County, Iowa
4 Cities with a Population of 18,114, and 7,062 Households
Delaware County, Iowa has a relatively low overall natural disaster risk rating, with a risk score of 59.02. The county is prone to multiple hazards, including hailstorms, thunderstorms, and flooding. These events have historically occurred at a frequency of 69.07, 4.79, and 1.42 events per year, respectively. The risk values associated with these events are 1048359.37, 42402.97, and 7583.77, indicating varying levels of risk.
The county's geographic features such as water bodies, including rivers and streams, can exacerbate flooding risks. Additionally, the presence of fault lines and relatively low-lying areas can increase the susceptibility to hail and thunderstorms. The mountain peaks in the region are minimal, which does not significantly impact the hazard risk. Delaware County's climate factors, with an area of 584.75 square kilometers and a population of 17486, contribute to its overall risk profile, with a focus on mitigating the effects of hail, thunderstorms, and flooding through preparedness and mitigation measures.
Overall, Delaware County's natural disaster risk assessment indicates a need for continued monitoring and preparedness efforts to mitigate the potential impact of various hazards. The county's historical events, including frequent lightning strikes and wind events, underscore the importance of maintaining a proactive approach to disaster risk management. By considering the specific ratios and percentages associated with different hazards, along with the county's geographical features, stakeholders can better understand and address the potential risks facing Delaware County, Iowa.
Wildfire Risk: Very Low
Tornado Risk: Low
Hurricane Risk: Very Low
Hail Risk: Low
Flood Risk: Moderate
Tsunami Risk: Very Low
Earthquake Risk: Very Low
Wind Risk: Low
HAZARDS
5
Power Transmission Lines
0
Coastlines
12
Water Bodies
0
Fault Lines
EMERGENCY SERVICES
14
Hazard Shelters
8
Fire Stations
1
Hospitals
2
Police Stations
COMMUNITY PROFILE
Delaware County in Iowa has a population of 18,114 with a population density of 31.3 people per square mile. The population is predominantly White, with 96.5% of the population identifying as White, 0.3% as Black, 0.1% as American Indian or Alaska Native, 0.3% as Asian, 0.8% as Hispanic, and 0.6% as belonging to two or more races. The median age in Delaware County is 42 years, with a slightly higher percentage of females (49.1%) than males (48.9%). The average household size is 2.48, and the county has a total of 7,062 households, with 56.6% being owner-occupied and 20.2% being renter-occupied.
Compared to other counties in Iowa, Delaware County has a slightly higher population density (31.3 people per square mile) and a higher median age of 42 years. The county also has a higher average household size of 2.48, indicating larger families or shared living arrangements. In terms of agriculture, Delaware County has 1,331 farms in 2017, with an average farm size of 274 acres and a total crop acreage of 321,560 acres. The average farm sales in 2017 were $401,616, which is higher than the state average, reflecting a strong agricultural economy in the county.
Regions
CLIMATE OVERVIEW
NATURAL CATASTROPHE TIMELINE
Flooding
Snowmelt, Heavy Rain, Ice Jams
2019-03-13Hailstorm
2018-09-01
Hailstorm
2018-05-25
Hailstorm
2017-07-05
Flooding
Torrential Rain
2016-08-24Tornado
2016-07-23
Tornado
2016-07-23
Hailstorm
2015-06-29
Hailstorm
2015-06-20
Tornado
2014-06-19
Hailstorm
2014-06-16
Flooding
Heavy Rain
2014-06-10Hailstorm
2013-06-21
Hailstorm
2013-06-21
Hailstorm
2013-05-29
Hailstorm
2013-05-29
Hailstorm
2013-05-29
Flooding
Heavy Rain
2013-05-25Hailstorm
2013-04-30
Hailstorm
2013-04-29
Hailstorm
2013-04-29
Hailstorm
2013-04-29
Hailstorm
2013-04-29
Hailstorm
2013-01-28
Hailstorm
2012-07-25
Hailstorm
2012-07-25
Hailstorm
2011-04-03
Hailstorm
2011-04-03
Flooding
Heavy Rain And Snow
2011-03-07Flooding
Dam Failure, Heavy Rain
2010-07-25Hailstorm
2010-05-12
Hailstorm
2010-05-12
Hailstorm
2010-05-12
Hailstorm
2010-04-06
Hailstorm
2010-04-06
Hailstorm
2010-04-05
Hailstorm
2009-08-09
Hailstorm
2009-08-09
Hailstorm
2009-08-09
Hailstorm
2009-07-24
Hailstorm
2009-07-24
Hailstorm
2009-07-24
Hailstorm
2009-07-24
Hailstorm
2009-07-24
Hailstorm
2009-07-24
Hailstorm
2009-07-24
Hailstorm
2009-07-24
Hailstorm
2009-07-24
Hailstorm
2009-07-24
Hailstorm
2009-07-24
Hailstorm
2009-07-24
Hailstorm
2009-04-26
Hailstorm
2009-04-26
Flooding
Heavy Rain
2009-02-28Hailstorm
2009-02-26
Hailstorm
2009-02-26
Flooding
Heavy Rain
2008-12-10Hailstorm
2008-08-04
Hailstorm
2008-08-03
Hailstorm
2008-08-03
Hailstorm
2008-07-10
Hailstorm
2008-07-10
Hailstorm
2008-07-10
Hailstorm
2008-07-10
Hailstorm
2008-07-10
Hailstorm
2008-07-10
Hailstorm
2008-07-10
Hailstorm
2008-07-10
Hailstorm
2008-07-10
Hailstorm
2008-07-10
Hailstorm
2008-07-10
Hailstorm
2008-07-10
Hailstorm
2008-07-10
Hailstorm
2008-07-10
Hailstorm
2008-06-20
Hailstorm
2008-06-08
Flooding
Heavy Rain
2008-06-05Tornado
2008-05-25
Hailstorm
2008-05-25
Hailstorm
2008-05-25
Hailstorm
2008-05-25
Hailstorm
2008-04-25
Hailstorm
2008-04-25
Hailstorm
2008-04-25
Hailstorm
2008-04-25
Flooding
Rain And Snowmelt
2008-03-17Hailstorm
2007-08-27
Flooding
Heavy Rain
2007-08-16Hailstorm
2007-07-17
Hailstorm
2007-07-17
Hailstorm
2007-04-02
Hailstorm
2007-04-02
Tornado
2007-03-31
Hailstorm
2007-03-31
Hailstorm
2007-03-31
Hailstorm
2006-07-17
Hailstorm
2006-04-13
Hailstorm
2006-04-13
Hailstorm
2005-06-04
Hailstorm
2005-06-04
Tornado
2004-08-26
Hailstorm
2004-05-30
Flooding
Heavy Rain
2004-05-22Hailstorm
2004-05-17
Hailstorm
2004-05-07
Hailstorm
2004-05-07
Hailstorm
2003-05-10
Hailstorm
2002-06-04
Hailstorm
2002-06-04
Hailstorm
2002-06-04
Hailstorm
2002-06-04
Hailstorm
2002-06-04
Flooding
Heavy Rain
2002-06-04Tornado
2001-06-01
Tornado
2001-05-10
Hailstorm
2001-04-08
Hailstorm
2001-04-08
Hailstorm
2001-04-05
Hailstorm
2000-05-31
Hailstorm
2000-05-18
Hailstorm
2000-05-18
Hailstorm
2000-05-17
Hailstorm
2000-05-17
Hailstorm
2000-05-17
Hailstorm
2000-05-17
Hailstorm
2000-05-11
Hailstorm
2000-05-11
Hailstorm
2000-05-11
Hailstorm
1999-08-23
Hailstorm
1998-06-28
Hailstorm
1998-06-27
Hailstorm
1998-06-27
Hailstorm
1998-06-18
Hailstorm
1998-04-15
Hailstorm
1998-03-30
Hailstorm
1997-06-21
Hailstorm
1997-05-18
Flooding
Heavy Rain
1997-03-22Hailstorm
1994-04-25
Hailstorm
1994-04-14
Hailstorm
1994-04-14
Tornado
1993-06-19
Hailstorm
1992-06-23
Hailstorm
1992-06-19
Hailstorm
1992-04-10
Hailstorm
1991-07-07
Hailstorm
1991-06-14
Tornado
1991-05-14
Tornado
1991-05-14
Tornado
1991-04-08
Tornado
1991-03-22
Tornado
1991-03-22
Flooding
Heavy Rain
1990-08-18Flooding
Heavy Rain
1990-07-28Hailstorm
1990-06-02
Hailstorm
1989-08-04
Hailstorm
1989-08-04
Hailstorm
1989-06-12
Tornado
1988-11-15
Tornado
1988-05-08
Tornado
1988-05-08
Tornado
1986-08-07
Tornado
1985-08-24
Hailstorm
1985-08-24
Tornado
1985-08-14
Hailstorm
1984-09-04
Hailstorm
1980-06-02
Tornado
1977-05-16
Hailstorm
1977-05-16
Tornado
1974-08-12
Hailstorm
1973-09-21
Hailstorm
1973-09-21
Hailstorm
1973-04-21
Hailstorm
1972-10-10
Hailstorm
1972-10-10
Tornado
1971-07-12
Tornado
1969-06-26
Tornado
1966-06-15
Tornado
1964-05-04
Hailstorm
1961-07-15
Tornado
1960-11-15