CONSORTIUM DICON – ACCIONA ING ENVIRONMENTAL IMPACT ASSESSMENT REPORT for Investment Proposal: BUILDING A NEW NUCLEAR UNIT OF THE LATEST GENERATION AT THE KOZLODUY NPP SITE CHAPTER 3: DESCRIPTION AND ANALYSIS OF COMPONENTS AND FACTORS OF THE ENVIRONMENT AND CULTURAL HERITAGE THAT SHALL BE LARGELY AFFECTED BY THE INVESTMENT PROPOSAL AND THE INTERACTION BETWEEN THEM 3.1. CLIMATE AND ATMOSPHERIC AIR 3.2. WATERS original copy NELLY GROMKOVA – TL AUTHORS: VERSION: 03 VERJINIA DIMITROVA – PM VALIDATOR: TZVETANKA DIMITROVA – TQ CONTROL EXPERT DATE: AUGUST 2013 DOCUMENT: EIAR FOR IP BUILDING A NEW NUCLEAR UNIT OF THE LATEST GENERATION CONSORTIUM AT THE KOZLODUY NPPSITE DICON – ACCIONA ING. VERSION 03 DATE: AUGUST 2013 PAGE: 2/195 CONTENTS CONTENTS.................................................................................................................................................................................... 2 3 DESCRIPTION AND ANALYSIS OF COMPONENTS AND FACTORS OF THE ENVIRONMENT AND CULTURAL HERITAGE THAT SHALL BE LARGELY AFFECTED BY THE INVESTMENT PROPOSAL AND THE INTERACTION BETWEEN THEM .......................................................................................................................................... 9 3.1 CLIMATE AND ATMOSPHERIC AIR .................................................................................................................................................. 9 3.1.1 CLIMATE ....................................................................................................................................................................................... 9 3.1.1.1 CLIMATE PARAMETERS ......................................................................................................................................................................... 10 3.1.1.1.1 AIR TEMPERATURE .......................................................................................................................................................................... 10 3.1.1.1.2 PRECIPITATION ................................................................................................................................................................................ 13 3.1.1.1.3 RELATIVE HUMIDITY ....................................................................................................................................................................... 16 3.1.1.1.4 WIND ................................................................................................................................................................................................. 16 3.1.1.1.5 ANNUAL CHARACTERISTICS OF PASQUILL ATMOSPHERIC STABILITY CLASSES FOR KOZLODUY NPP REGION .................. 19 3.1.1.1.6 CLOUDINESS ...................................................................................................................................................................................... 22 3.1.1.1.7 FOGS ................................................................................................................................................................................................... 22 3.1.1.1.8 SNOW COVER .................................................................................................................................................................................... 23 3.1.1.2 METEOROLOGICAL PHENOMENA ......................................................................................................................................................... 24 3.1.1.2.1 HAIL PHENOMENA ........................................................................................................................................................................... 24 3.1.1.2.2 ICING OF GROUND-LEVEL OBJECTS AND FACILITIES .................................................................................................................... 24 3.1.1.2.3 DUST STORMS ................................................................................................................................................................................... 24 3.1.1.2.4 SNOW STORMS .................................................................................................................................................................................. 25 3.1.1.2.5 TORNADO .......................................................................................................................................................................................... 25 3.1.1.3 UNFAVORABLE METEOROLOGICAL CONDITIONS FOR THE IMPURITIES DIFFUSION INTO THE ATMOSPHERE ............................ 26 3.1.1.3.1 TEMPERATURE INVERSION ............................................................................................................................................................. 26 3.1.2 ATMOSPHERIC AIR QUALITY (AAQ) ....................................................................................................................................... 28 3.1.2.1 EMISSIONS IN THE REGION OF THE INVESTMENT PROPOSAL .......................................................................................................... 28 3.1.2.2 EMISSIONS FORM INDUSTRIAL COMBUSTION AND PRODUCTION PROCESSES BY MUNICIPALITIES. ............................................ 29 3.1.2.3 EMISSIONS FROM NAVIGATION ALONG DANUBE RIVER..................................................................................................................... 30 3.1.2.4 EMISSION SOURCES TO THE AIR WITHIN 30 KM ZONE AROUND KOZLODUY NPP AD ................................................................ 32 3.1.2.5 EMISSIONS FROM AUTOMOBILE TRAFFIC ON SECOND CLASS ROAD II-11 ................................................................................ 33 3.1.2.6 EMISSIONS FROM ACTIVITIES AT KOZLODUY NPP SITE ................................................................................................................... 37 3.1.2.6.1 EMISSIONS FROM LNRMIW OF KOZLODUY NPP ..................................................................................................................... 37 3.1.2.6.2 EMISSIONS FROM THE DIESEL GENERATORS FOR EMERGENCY POWER SUPPLY OF THE SAFETY SYSTEMS ......................... 39 3.1.2.6.3 EMISSIONS FROM BUS TRAFFIC FROM AND TO KOZLODUY NPP............................................................................................... 43 3.1.2.6.4 EMISSIONS FROM THE PERSONAL AUTOMOBILES OF KOZLODUY NPP STAFF ........................................................................ 44 3.1.2.7 MEASURED CONCENTRATIONS ............................................................................................................................................................. 44 3.1.3 ATMOSPHERIC RADIOACTIVITY ............................................................................................................................................... 58 3.1.3.1 RADIOECOLOGICAL MONITORING OF KOZLODUY NPP EAD .......................................................................................................... 58 3.1.3.2 RADIATION CONTROL ON RIEW-VRATSA TERRITORY .................................................................................................................... 60 3.2 WATERS ......................................................................................................................................................................................... 62 3.2.1 SURFACE WATERS ..................................................................................................................................................................... 62 3.2.1.1 DRINKING-DOMESTIC WATER SUPPLY ................................................................................................................................................ 65 3.2.1.1.1 STAFF NUMBER OF KOZLODUY NPP EAD AND STAFF NUMBER OF EXTERNAL ORGANIZATIONS IN THE PRECAUTIONARY ACTION ZONE (PAZ) .............................................................................................................................................................................................. 68 3.2.1.1.2 INTERFACES BETWEEN UNITS 1÷4 AND UNITS 5÷6 (STEAM, WSFSF, FIRE RING) ............................................................. 68 3.2.1.2 SERVICE WATER SUPPLY ....................................................................................................................................................................... 68 3.2.1.3 SEWERAGE NETWORK ........................................................................................................................................................................... 72 3.2.1.4 WASTE WATERS ..................................................................................................................................................................................... 75 3.2.1.4.1 NON-RADIATION ASPECT ................................................................................................................................................................ 75 3.2.1.4.1.1 TYPES OF WASTE WATERS AND STREAMS ........................................................................................................................... 75 3.2.1.4.1.2 NON-RADIOACTIVE WASTE WATER QUANTITIES ............................................................................................................... 77 3.2.1.4.1.3 EXISTING TREATMENT FACILITIES ......................................................................................................................................