.~ ~~ ~ ~~ ~ ~~~~~~~~~~~~0 ~~. - . ~~~~~~~0 0 x UNGRIANPOWER COMPANIES LTD. v . Public Disclosure Authorized . ..... ~... ~~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ %, .. -< QUICt-STARTG40C TURBINE POWER PLANT. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~4:. ^._i o_ I I.i (SECONDARYO7SAJS9GE RESERY S - ^ *- \\~~~~~~~~~~~~~~~~~~~~~~:g 65> * Public Disclosure Authorized /~~SCODR>eci/eSE R RVE) ' ,. // ~Quic:k-start GasTurbine_ ./,/ ~PowerPlant ofSaj6siged~8~ ..................~ ~~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ .. Public Disclosure Authorized . ...................... 0. D.1-EAILID ENVIRONMENTAL IMPACT STUDY Public Disclosure Authorized 0 X DEAI6 ENVte May N9T MA 'TUDY -l ETV-EROTERVRt. ER PowerEngineering and ContractorCo. Denomination of the document2tion: Quick-startgas turbine power plant of Sajosz6ged (Secondaryreserve) Prepared by: Office of Environmental Protection Work. No.: 7011-99 No. of documentation: 550/782 - OfficeHead: LstvinT6th Proiect Mananer: .................................... Pter Hayer Ouality superAisor:...................................... Lajos Mohicsi Date: June 6,1996 l ETV-ER6TERVRt. ERt d JER V ) Power Engineeringand ContractorCo. The present study was prepared by the Office of Environmental Protection of ETV-EROTERV based on the contract concluded with ERBE Power Engineering & ConsultingLtd., with the cooperationof Mr. Peter Hayer - ETV-EROTERV, Office of Envirowmental Protection - compilation Mr. Istvan Bodnar- ETV-EROTERV,Office of EnviromnentalProtection - propagationcalculations Mr. Lajos Mohicsi - ETV-EROTERV,Office of EnviromnentalProtection - waste management Mr-Ferenc Bakonyi- ETV ER1TERV, MechanicalOffice No. I - mechanicaltechnology VITUKIInnosystem Co. Ltd - surface and subsurfacewaters CONSIJLT-RPartership Company- noise "Instituteof Ecology for the MaintainableDevelopment" Foundation - flora and fauna National Public Health and Medical Officer's Service (ANTSZ) of Borsod- Abauj-ZemplenCounty - air quality 2 -1l EIV-EROTERVRt. PowerEngineering and E TERV ContractorCo. PART I ENVIRONMEENTALSTATUS I/l INTRODUCTION................ 11 1/2 BACKGROND .12 I/2.1 Alternativesof the locationof the facility, reasons 12 I1/2.2 The investigated technological versions, their evaluation 13 I/2.3 Feasibilitystudy .15 1/3 GEOGRAPHICAL ENVIRONMENT,LANDSCAPE . 21 114 CLIMATIC CONDMONS OF THE SITE ...............................2 1/5 GEOLOGICAL, HYDROGEOLOGICAL CONDMONS OF THE ENVIRONMENT.29 115.1 Geologicalconditions ......... 29 1/5.2 Hydrogeologicalconditions . 31 1/6 SELECTION OF THE AREAS TO BE INVESTIGATED.33 1/7 STATUSOF THE ENVIRONMENTAL ELEMENTS AND SYSTEMS .. 34 I/7.1 Statusofwaters ....................... 34 In.1.1 Subsurfacewaters ..................... 34 I/7.1.2 Surface waters ..................... 35 1/7.2 Geologicaland soil investigation..................... 39 1/7.3 Air quality..................... 44 1/7.4 Flora and fauna..................... 50 117.5 Noise emission,current noise load of the environment......... 51 3 ETV-EROTERVRt. (5 TE Power Engineeringand ContractorCo. PART II TE PLANNEDACTIVITY AND THE EXPECTED ENVIRONMENTALIMPACTS EUI OPERATION OF THE PLANNEDGAS TURBINE PLANT .... - 60_._ ........ II/2 ENVIRONMENTALIMPACTS OF THE CONSTRUCTIONAND THE ASSEM[BLy_ .... _64 11/2.1 Construction,assembly .64 11/2.2 Changes taing place in the environmentalelements. 66 llJ3 ENVIRONMENTALIMPACTS OF THE OPERATION .71 1113.1 Air pollution and air quality.71 =I13.1.1 The expectedairborne emissions of the power plant and their qualification.71 II/3.1.2 Determinationof the height of the stacks. 72 113.1.3 Changes in the air quality in the impact area.. 0 11.3.2 Changesin soil quality.82 11/3.3 Changes in subsurfaceand surfacewater quality................... 83 I1/3.4 Impactsoriginating from the storage and handling of raw materialsand wastes.84 I113.5 impacts of noise emissionof the power plant .86 II/3.6 Ecologicalprognostics for habitats.89 II/3.7 Impacts on human health and other human impacts . 90 II/3.8 Social-economicalimpacts .90 II13.9 Impacts on the landscape.94 I113.10 Other expectedimpacts due to averageand operationaltroubles .95 4 ETV-EROTERVRt. Power Engineeringand (R R V ContractorCo. I14 EXPECTED IMPACTS OF DECOMMISSIONING ............... 97 II/4.1 Changesin subsurfaceand surface water quality................... 97 11/4.2 Changesin the soil quality.............................................. 97 11/4.3 Ecologicalchanges .................. ............................ 98 11/4.4 Land use.............................................. 98 IIIS DESCRIPTION OF ENVIRONMENTALMEASURES ......... 99 11/5.1 Protectionof the air quality.99 1115.2 Water protection.100 11/5.3 Soil protection.100 11/5.4 Noise protection.101 11/5.5 Nature protection.101 11/5.6 Landscapeprotection .101 11J5.7 Averagesand the plan for their elimination.101 11/6 MAIN UNCERTAINTIES AND MISSING DATA ................ 103 11/6.1 Planningcircumstances .......................................... 103 II/6.2 Constructioncircumstances .......................................... 103 -1/6.3 Current environmentalstatus and impacts........................... 103 11/6.3.I Air quality.......................................... 103 II/63.2Ecologicaldata .......................................... 104 11/7 MONITORING SYSTEM .......................................... 105 I/7. I Monitoringduring construction. .........................................105 11V7.2 Monitoringduring operation. .........................................105 11/7.2.1 Air pollution and air quality ........ .............. 105 11/7.2.2Subsurface waters,soil quality . .....................106 5 ETV-EROTERVRt. (ERoTERV)EPower Engineeringand Contractor Co. II/8 SUMMARY 11/8.1Introduction ................................... 108 II/8.2 Descriptionof the facility................................... 109 11/8.2.1 Installation................................... 109 II18.2.2 Descriptionof the operationof the projected gas turbine power plant .............. 110 1118.3Expected changes in the environmentand their evaluation.. 113 1/8.3.1 Investigationof the environmentalimpacts, impactareas .113 11/8.3.2 Currentstatus of the environment.113 IU8.3.3 Impactof the constructionon the envirornent. 116 11/8.3A Operationand its impactson the environment. 19 II/8.3.5 Expectedimpacts of decommissioning....................... 123 11/8.4 Environmentalmeasures . .125 Literatureand studiesprepared and used during the preparationof the environmentalimpact study .127 6 ETV-EROTERVRt. ER TER V Power Engineeringand Contractor Co. LIST OF FIGURES 1/2.3.-1 Siteplan I/2.3.-2 Installationplan I/2.3.-3 Schematicdrawing 1/4.-1 Monthly average medimn-, maximum and mnim temperaturesin the area of Saj6sz5ged I14.-2 Monthly average precipitations in the region of Saj6szoged comparedwith the national averagevalues I/4.-3 Relativefrequency of synoptic wind velocity according to wind directions 115.1.-I Generalgeological structure of the area under investigation 1/5.1.-2 Geologicalprofile of the Quaternarylayers between Tisza-Saj6 mouth and Debrecen -- -' 1/5.1.-3 Geologicalprofile fiom the delta of Tisza-Saj6 115.1.-4 Structure and granulometric comnpositionof the soil and the shallowlayers 1/5.2--1 Stage sequenceof Tisza I/5.2.-2 Regionalflow conditionsof groundwater 1/6.-I Map of the investigated areas - Geology, soil and subsurface waters I/6.-2 Map of the investigatedareas - Surfacewaters 1/6.-3 Map of the investigated areas - Air I/6.-4 Map of the investigatedareas -Flora and fauna I/6.-S Map of the investigated areas - Noise 116.-6 Map of the investigatedareas - Comprehensivemap 7 ETV-ER6TERVRt. PowerEngineering and (ER TE ContractorCo. I/7.1.1.-1 Data of the groundwatcrmonitoring wells I/7.1.2.-I Regionalmap of floodplain dikedmarshes 1/7.1.2.-2 Yearly averageKOld values and linear trends on Saj6-Keszny6t and in the Tisza-Polgarsection If7.1.2.-3 Yearly average values of ammoniumnand linear trends on Saj6- Kesznyetand in the Tisza-Polgarsection 1/7.1.2.-4 Yearly average values of total hardness and linear trends on Saj6-Kesznyetand in the Tisza-Polgarsection I17.2.-I Successivelayers in the borings 1/7.3.-I Changes in N02 concentrationin February-March1996 in the region of Saj6sz6ged I/7.3.-2 Changes in S02 concentrationin February-March1996 in the region of Saj6sz6ged 117.5.-i Locationof the noise measuringpoints III1.-I./a Operationscheme of the gas turbine VII/.-l./b Axonometricview of the gas turbine 11/ .-2./a Section of the containerunit of the gas turbine 11/1.-2./b Axonometricview of the containerunit of the gas turbine 11/3.1.2.-1. Comparisonof 30-minuteNOx, S02 and CO jimnmissions,two- stack version II/3.1.2.-2. Distribution of 30-minute NOx immissions (values under the axis of the smoke plume) as a function of the distance calculated from the pollution source - in case of two stacks,H = 51 m 11/3.1.2.-3. Comparisonof 30-minuteNOx, S0 2 and CO immissionsin case of a single stack 8 ETV-ER65TERVRt. (ER TER PowerEngineering and ContractorCo. II/3.1.2.-4. Distribution of 30-minute NOx immissions (values under the axis of the smoke plume) as a functionof the distancecalculated from the pollution source - in case of a single stack II/3.1.2.-5. Distribution of 30-minute NOx immissions (values under the axis of the smoke plume) as a functionof the distance calculated from the pollution source - in case of two stacks, H = 40 m II/3.1.2.-6. Comparison of the values of 30-minute NOx immissions of 40 and 51 m high stacks, in case of one single stack and two stacks 9 ETV-EROTERVRt. ERTE( PowerEngineering and ContractorCo. QUICK-START GAS