Environmental Radiological Monitoring of the Health Sector Ms

Environmental Radiological Monitoring of the Health Sector Ms. Júlia Kövendiné Kónyi National Public Health Center Department of Radiobiology and Radiohygene 25 th BILATERAL MEETING AUSTRIA_HUNGARY on NUCLEAR SAFETY AND RADIATION PROTECTION 28 -29 October, BUDAPEST HUNGARY

National regulatory framework Two Governamental Decrees concerning radiation protection and environmental monitoring Govt. decree 487/2015. (XII. 30. ) on the protection against ionizing radiation and the corresponding licensing, reporting (notification) and inspection system Govt. decree 489/2015. (XII. 30. ) on monitoring radiation conditions relevant for public exposure of natural and artificial origin and on the scope of quantities obligatory to be measured (NERMS) Based on EU BSS Ministerial Decree on radiation protection 8/2002. (revised in 201) Health Minister decree on the structure and operation of the radiological measuring and data aquisition network of the health sector 25 th BILATERAL MEETING AUSTRIA_HUNGARY on NUCLEAR SAFETY AND RADIATION PROTECTION 28 -29 October, BUDAPEST HUNGARY

Members of the National Environmental Radiation Monitoring System (NERMS) Hungarian Atomic Energy Authority - coordinator Ministry for protection against disasters Ministry for health (National Public Health Center , Dpt. Of Radiobiology and Radiohygiene) Ministry for environmental protection Ministry agricultural policy (supervision of food chain) Ministry for education Ministry for defence Ministry for organization of public administration (Department of Public Health) Hungarian Meteorological Service Hungarian Academy of Science MVM Paks Nuclear Power Plant Ltd. National Public Ltd Company for Radioactive Waste Management Mecsekérc Ltd.

Radiological Monitoring and Data Acquisition Network (RAMDAN) Member of the National Environmental Radiological Monitoring System NERMS, data supplier network Coordinated by the Ministry responsible for Health, operates within the organizational frame of the Public Administration (Departments of Public Health) Structure: 1 high level accredited laboratory + 6 regional medium level laboratories Annual sampling program: sample type, sampling place, sampling frequency, measurements to be effectuated Data transfer into the National Environmental Radiological Monitoring System NERMS database Effective dose estimation for individual members of the public 25 th BILATERAL MEETING AUSTRIA_HUNGARY on NUCLEAR SAFETY AND RADIATION PROTECTION 28 -29 October, BUDAPEST HUNGARY

Competence territories of the RAMDAN laboratories Miskolc Győr Budapest Debrecen Szekszárd NPHC DRR Szeged

NATIONAL PUBLIC HEALTH CENTER Structure Department of Health Administration Department of Microbiological Reference Laboratory Department of Public Health Laboratory Department of Radiobiology and Radiohygiene Department of Epidemiology and Infection Control Department of Chemical Safety and Regulation Department of Occupational Health and Hygiene Department of Public Health Strategy and Health Development Department of Health Screening Management 25 th BILATERAL MEETING AUSTRIA_HUNGARY on NUCLEAR SAFETY AND RADIATION PROTECTION 28 -29 October, BUDAPEST HUNGARY

Department of Radiobiology and Radiohygiene ( = Radiation Protection) Division of Medical, Public and Occupational Radiohygiene (Environmental) Division of Radiation Medicine Division of Non-Ionising Radiation National Personal Dosimetric Service National Service for Radiation Health Emergency Preparedness Accredited Laboratory of Radiohygiene

Activities of the Department of Radiobiology and Radiohygiene within RAMDAN Professional coordination of RAMDAN Plans the annual sampling and measurement program Operates the high level radiological laboratory Performs the annual sampling and measurement program Operates the RAMDAN Information Centre Data check, data analysis Effective dose determination for individual members of the public Annual report Data transfer to the National Environmental Radiological Monitoring System Information Centre 25 th BILATERAL MEETING AUSTRIA_HUNGARY on NUCLEAR SAFETY AND RADIATION PROTECTION 28 -29 October, BUDAPEST HUNGARY

Measurements effectuated by the laboratories Environmental and public area - Gamma-spectrometry (laboratory and in-situ) - H-3, C-14, Sr-89/90 determination - Gamma-dose rate measurement - Radon measurement - Alpha-spectrometry -Gross-alpha and gross-beta measurement -Whole-body measurement -Building materials -Indoor radon in dwellings

Sampling and measuring program of RAMDAN Sampling Medium Sampling Frequency Measurement Performed Air particulate Weekly gamma spectrometry (GSP) Gross beta, Fall-out (wet and dry) Soil GSP, Gross beta Monthly River and lake water GSP, H-3 analysis, Gross beta Grass and feed Quarterly External gamma dose Daily, weekly GSP, Gross beta Meat GSP, Gross beta Cereals, bread GSP, Gross beta, Fruits and vegetables Monthly GSP, Gross beta, Milk, dairy products GSP, Gross beta, and Sr-90 analysis Drinking Water H-3 analysis, GSP, Gross alpha, Gross beta, Sr-90 analysis, Rn-222

1, 00 E-02 1, 00 E-03 1, 00 E-04 1, 00 E-05 1, 00 E-06 1, 00 E-07 RAMDAN Results 1 Aerosol 4 Laboratories have medium volume air sampler Type JL-150 HUNTER (Senya Oy, Finland) T Filter type: Whatman GF/A glass fiber (pore size: 1. 6 µm) Sampling period: 8 days, volume: 20, 000 -28, 000 m 3 Activity concentration in aerosol filters Bq/m 3 Be-7 Cs-137 I-131 Pb-210

RAMDAN Results 2 Soil Sample preparation: drying at 110 0 C, milling, homogenized Results: Gross beta: 500 -600 Bq/kg dry mass Cs-137: 6, 5 -7, 5 Bq/kg dry mass Grass Sample preparation: volume reducing by ashing at 405 0 C Results: Gross beta 650 -750 Bq/kg dry mass Cs-137: 0, 55 -0, 65 Bq/kg dry mass External gamma dose rate Measured weekly (daily) Mean: 108 ± 20 n. Sv/h

RAMDAN Results 3 Drinking water § Results: Reporing level Drinking water Gross alpha m. Bq/l Gross beta m. Bq/l Sr-90 m. Bq/l H-3 Bq/l Cs-137 Bq/l 1000 60 100 35 -65 90 -100 8 -10 0, 88 -1, 05 < 0, 01 Food samples Vegetables (potato, onion, cucumber, potato, cabbage, carrot, etc) Fruits (apple, banana, cherry, strawberry, peach, orange, grape, etc) Cereals (wheat, barley, corn, rice) and bread Meat (beaf, chicken, fish and pork) Milk and diary products (cheese, curd, sour creme) Egg and mixed diet Sample preparation: volume reducing by heating than ashing at 380 C

Reporting levels (EEC Recommendation 2000/473/Euratom) Sample type Nuclide Reporting Level Air Gross-beta (based on Sr-90) Cs-137 Surface water Residual beta (based on Sr-90) Cs-137 6 E-01 Bq/l 1 E+00 Bq/l Drinking water Gross alpha Gross beta H-3 Sr-90, 1 E-01 Bq/l 1 E+00 Bq/l 1 E+02 Bq/l 6 E-02 Bq/l Cs-137 1 E-01 Bq/l Milk Sr-90 Cs-137 2 E-01 Bq/l 5 E-01 Bq/l Mixed diet Sr-90 Cs-137 1 E-01 Bq/(day·person) 2 E-01 Bq/(day·person) 5 E-03 Bq/m 3 3 E-02 Bq/m 3

Regional monitoring programs Danube monitoring program (6 sampling points, sampling frequency: monthly (gross beta activity, 40 K and 3 H concentration, GSP, Sr-90 analysis) Monitoring the 80 km vicinity of the Mochovce NPP on Hungarian territory (8 measuring points, twice a year, external gamma-dose rate and In-Situ gamma-spectrometry, soil, grass, fruit, vegetables ) TLD network around the Paks NPP (39 measurement points, quarterly change) 25 th BILATERAL MEETING AUSTRIA_HUNGARY on NUCLEAR SAFETY AND RADIATION PROTECTION 28 -29 October, BUDAPEST HUNGARY

Danube monitoring program Mohovce program

Quality check and quality assurance Proficiency Tests, Intercomparisons IAEA TEL-2018 -03 (all laboratories) Max Rubner Institute – IC Raw Milk (some labs) The Accredited Laboratory of the Dpt. Of Radiobiology and Radiohygiene became member of ALMERA (Analytical Laboratories for the Measurement of Environmental Radioactivity) 25 th BILATERAL MEETING AUSTRIA_HUNGARY on NUCLEAR SAFETY AND RADIATION PROTECTION 28 -29 October, BUDAPEST HUNGARY

Conclusions § Routine environmental radiological monitoring effectuated by RAMDAN (Health sector) fulfills its objective: ensures radiation protection of both the environment and the public § in year 2018 the activity concentrations of man-made radionuclides in foodstuffs and drinking water are much under the reporting levels § Calculated annual committed effective dose to the population in year 2018: external source below 5 Sv internal (inhalation and ingestion) below 0. 5 Sv 25 th BILATERAL MEETING AUSTRIA_HUNGARY on NUCLEAR SAFETY AND RADIATION PROTECTION 28 -29 October, BUDAPEST HUNGARY

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