AFFECTED AFFECTED CAPITAL LOSS WORLDBANKGROUP Q GFDRR ER EROPE AND CENTRALA5IA (ECA) RI5K PROFILES BY 100-YEAR BY 250-YEAR FROM 250-YEAR FLOOD EARTHQUAKE EARTHQUAKE GDP $58.4 billion* Bulgaa ulgaria's population and econo- of the remainder generated by my are exposed to earthquakes industry and agriculture making ROMANIA and floods, with earthquakes a small contribution. Bulgaria's posing the greater risk of a high per capita GDP was $8,210. impact, lower probability event. The model results for present-day riskThsmpdplyGDbyro- 0St Vidin shown in this risk profile are based on ince in Bulgaria, with greater population and gross domestic product R R*,Dgbrdh (GDP) estimates for 2015. The estimat- D wtnpvc Moeater ed damage caused by historical events The blue circles indicate the risk Vratca is inflated to 2015 US dollars. oarovishte orange circles the risk of earth - epkanv Close to 75 percent of Bulgaria's pop- quakes in terms of normalized ulation lives in urban environments. annual average of affected GDP. G The country's GDP was approximately The largest circles represent the *tr US$58.4 billion in 2015, with over 60 greatest normalized risk The erPnk OP percent derived from services, most risk is estimated using flood and B SEA earthquake risk models. 7 agr #Vg Kuitn diI P1YI o The table displays the provinces TOP AFFECTED PROVINCES at greatest normalized risk for I Arzilk each peril. In relative terms, as shown in the table, the prov- NO 4101 EATHQAKE EARTHQUAKE in ce at greatest risk of floods is ANNUAL AVERAGE OF ANNUAL AVERAGE OF jambol, and the one at greatest AFFECTED GDP (%) AFFECTED GDP (%) risk of earthquakes is Plovdiv. TURKEI TRE Jambo[ Sofiacity 3 In absolute terms, the province Jamnbol 6 Sofia-city 3 Plovdiv Plovdiv 3 atgreatest risk of floods is So- _REECE Pazardzhik 4 Haskovo 3 fia-city; and the one at greatest Annual Average of Affected GOP Veliko Tarnovo 3 Pernik 2 risk of earthquakes isSofia-city Montana 2 Kustendil 2 r Kardzhali 2 Blagoevgrad 2 5 (rO bet n r __1 0 0he (=9 Haskovo 2 Pazardzhik 2 EARTHQUAKE' pop'ulation and GDP ofa Sofia Plvn I Sfa21 2 Pleven 1 ., province. Vratca Io Silistra 2 r d Silistra Stara Zagora 1 a 0 Negligible B ariaWORLDBANKGROUP GE EL AN CENTRALA51A(ECA) In 2005, a series of floods in Bulgaria caused 30 fatalities and y ear event is as large as that of a 100- year event, and the annual avenge of about $600 million in damage in affected GDP is dominated by events ROMANIA less than three months' time, while that happen relatively frequently. flooding in 2014 caused at least 15 If the impact of a 100-year event is deaths and approximately $400 mil- much greater than that of a 10-year lion in damage. event, then less frequent events make a larger contribution to the annual This map depicts the impact of flood- average of affected GDP. Thus, even ing on provinces' GDPs, represented if a province's annual affected GDP as percentages of their annual aver- s l fu mr age GDPs affected, with greater color intense events can still have large - - saturation indicating higher percent- impacts. / Razgrad Dobrich ages. The bar graphs represent GDP nP affected by floods with return periods The annual avenge population affect- of 10 years (white) and 100 years ed by flooding in Bulgaria is about (black). The horizontal line across the 80,000 and the annual avenge affect- Varna bars also shows the annual average of ed GDP about $400 million. Within GDP affected by floods. the various provinces, the 10- and -,>Gabrovo ' 10 0-year im pacts do not d iffer much, oi When a flood has a 10-year return so relatively frequent floods have s9fact BLCKSE period, it means the probability of large impacts on these averages. BLAC SrA occurrence of a flood of that magni- tude or greater is 10 percent per year. A 100-year flood has a probability of occurrence of t percent per year. This means that over a long period of time, a flood of that magnitude will, on average, occur once every 100 YO MAEDONIA e'vogvrad years. It does not mean a 100-year TURKEY flood will occur exactly once every 100 years. In fact, it is possible for a Affected GP for flood of any return period to occur 10 and 100-year return periods more than once in the same year, or to appear in consecutive years, or not GREECEU to happen at all over a long period of time. tm.Annual Average of Affected GOP ()10 Annrua[ average i 4 If the 10- and 100-year bars are the same height, then the impact of a 10- o10-year 100-year GF RROP Bulg riaWORLDBANKGROUP EL ECENTRAL A5IA(ECA) AND ulgaria's worst earthquake years, or not to happen at all over a since 1900, with a magni- long period of time. tude of 7, took place in 1928 9 2 8MAAI A in Plovdiv. It caused over 120 fa- If the 10- and 100-year bars are talities and left more than 260,000 the same height, then the impact people homeless. An earthquake in of a 10-year event is as large as 1977 caused 20 deaths. that of a 100-year event, and the annual average of affected GDP is( This map depicts the impact of dominated by events that happen earthquakes on provinces' GDPs, relatively frequently. If the impact represented as percentages of of a 100-year event is much great- their annual average GDPs affect- er than that of a 10-year event, Vidin ed, with greater color saturation then less frequent events make indicating higher percentages. The larger contributions to the annual bar graphs represent GDP affected average of affected GDP. Thus, even by earthquakes with return peri- if a province's annual affected GDP ods of 10 years (white) and 100 seems small, less frequent and years (black). The horizontal line more intense events can still have across the bars also shows the large impacts. annual average of GDP affected by earthqakes.The earthquakes. annual average population af- n fected by earthquakes in Bulgaria ri oi; When an earthquake has a 10- is about 100,000 and the annual year return period, it means the avenge affected GDP about $1 probability of occurrence of an billion. The annual averages of earthquake of that magnitude or fatalities and capital losses caused greater is 10 percent per year. A by earthquakes are about 100 and 100-year earthquake has a prob- about $100 million, respectively. ability of occurrence of 1 percent The fatalities and capital losses per year. This means that over a caused by more intense, less fre- long period of time, an earthquake quent events can be substantially of that magnitude will, on average, larger than the annual averages. Affected GDP (%)for occur once every 100 years. It does For example, an earthquake with not mean a 100-year earthquake a GA percent annual probability 10 100 will occur exactly once every 100 of occurrence (a 250-year return CREECI years. In fact, it is possible for an period event) could cause nearly earthquake of any return period to 5,000 fatalities and $4 billion in Annual Average o A occur more than once in the same capital loss (about 8 percent of A 20 year, or to appear in consecutive GDP). ofth 1- nd10-ya10-year 100-year BulgariaWORLDBANKGROUP ER "AD ENTRALA51A(ECA) EARTHQUAKE (27 EARTHQUAKE ANNUAL AVERAGE CAPITAL LOSS (MILLIONS $) ANNUAL AVERAGE FATALITIES T he rose diagrams show the provinces with the potential for greatest annual average capital losses and highest annual average numbers of fatalities, as determined using an earthquake risk model. The potential for greatest capital Haskovo 2 arna 4Kustndil BIc grad 10 loss occurs in Sofia-city, which is not surprising, given the economic importance of the province. -- - -- ----------------- --------- -------------------------- - ------------------ ----------------------------------------------------------------------------------------------------------------------------------------------------- EARTHQUAKE EXCEEDANCE PROBABILITY CIRVE, 2015 AND 2080 EXCEEDANCE PROBABILITY CURVE, 2015 AND 2080 he exceedance probability curves display the GDP E affected by, respectively, floods and earthquakes for 9 180 varying probabilities of occurrence. Values for two different g 160 time periods are shown. A solid line depicts the affected 7 140 GDP for 2015 conditions. A diagonally striped band depicts 2080 the range of affected GDP based on a selection of climate 6 o120 and socioeconomic scenarios for 2080. For example, if Bul- 5 100 2080 garia had experienced a 100-year return period flood event 4 80 in 2015, the affected GDP would have been an estimated $2 2015 3 60 billion. In 2080, however, the affected GDP frmm the same --- 40 2ols type of event would range from about $4 billion to about 1i 20 $8 billion. If Bulgaria experienced a 250-year earthquake event in 2015, the affected GDP would have been about 10 2 10 So 1oo 250 $30 billion. In 2080, the affected GDP from the same type eturn period (years) Return period (years) of event would range from about $70 billion to about $160 04 10 2 1 billion, due to population growth, urbanl4'ation, and the robability Probability (%) increase in exposed assets. All historical data on floods and earthquakes are from D.Guha-Sapir R.Below, and Ph. Hoyois, EM-DAT: International Disaster Database (Universit6 Catholique de Louvain, Brussels, Belgium), www.emdat.be; the National Geophysical Data Center/World Data Service (NG0C/WDS), Significant Earthquake Database (National Geophysical Data Center, NOAA), doi107289/V5TD9yK; and . Daniell and A.Schaefer, "Eastern Europe and Central Asia Region Earthquake Risk Assessment Country and Province Profilng," final report to GFDRR, 2014. Damage estimates tor all historical events have been inflated to 2015 US$