WindPRO version Sep 2011 Printed/Page :23 / 1. DECIBEL - Main Result. Calculation: Bielice Park. WTGs. Sound Level.

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DECIBEL - Main Result Calculation: Park 2012-01-25 14:23 / 1 2012-01-25 14:23/2.7.490 Noise calculation model: ISO 9613-2 General Wind speed: 10,0 m/s Ground attenuation: General, Ground factor: 1,0 Meteorological coefficient, C0: 0,0 db Type of demand in calculation: 1: WTG noise is compared to demand (DK, DE, SE, NL etc.) Noise values in calculation: All noise values are mean values (Lwa) (Normal) Pure tones: Pure and Impulse tone penalty are added to WTG source noise Height above ground level, when no value in NSA object: 1,5 m Allow override of model height with height from NSA object Deviation from "official" noise demands. Negative is more restrictive, positive is less restrictive.: 10,0 db(a) Scale 1:150 000 New WTG Existing WTG Noise sensitive area WTGs Poland CS 2000 Zone: 5 WTG type Noise data East North Z Row Valid Manufact. Type-generator Power, Rotor Hub Creator Name Wind Status Hub LwA,ref Pure Octave data/description rated diameter height speed height tones data Poland CS 2000 Zone: 5 [m] [kw] [m] [m] [m/s] [m] [db(a)] 05 5 485 268 5 891 050 45,0 05 Yes NORDEX N100-2 500 2 500 99,8 100,0 EMD Level 0 - Official - - 2010-04 10,0 100,0 106,0 0 db Yes 06 5 485 369 5 890 738 45,3 06 Yes NORDEX N100-2 500 2 500 99,8 100,0 EMD Level 0 - Official - - 2010-04 10,0 100,0 106,0 0 db Yes 07 5 485 384 5 890 394 48,0 07 Yes NORDEX N100-2 500 2 500 99,8 100,0 EMD Level 0 - Official - - 2010-04 10,0 100,0 106,0 0 db Yes 08 5 485 086 5 890 174 51,0 08 Yes NORDEX N100-2 500 2 500 99,8 100,0 EMD Level 0 - Official - - 2010-04 10,0 100,0 106,0 0 db Yes 09 5 485 686 5 890 221 44,7 09 Yes NORDEX N100-2 500 2 500 99,8 100,0 EMD Level 0 - Official - - 2010-04 10,0 100,0 106,0 0 db Yes 10 5 485 434 5 889 971 48,0 10 Yes NORDEX N100-2 500 2 500 99,8 100,0 EMD Level 0 - Official - - 2010-04 10,0 100,0 106,0 0 db Yes 11 5 485 694 5 889 823 49,8 11 Yes NORDEX N100-2 500 2 500 99,8 100,0 EMD Level 0 - Official - - 2010-04 10,0 100,0 106,0 0 db Yes NCh1 5 485 994 5 889 652 48,0 NCh1 Yes Siemens SWT-2.3-101-2 300 2 300 101,0 99,5 EMD Level 0 - Guaranteed - Standard setting - 03-2009 10,0 From other hub height 99,5 107,0 0 db Yes *) NCh2 5 485 981 5 890 053 45,3 NCh2 Yes Siemens SWT-2.3-101-2 300 2 300 101,0 99,5 EMD Level 0 - Guaranteed - Standard setting - 03-2009 10,0 From other hub height 99,5 107,0 0 db Yes *) *)Notice: One or more noise data for this WTG is generic or input by user Calculation Results Sound Level Noise sensitive area Poland CS 2000 Zone: 5 Demands Sound Level Demands fulfilled? No. Name East North Z Imission height Noise From WTGs Noise [m] [m] [db(a)] [db(a)] 01 Nowe Chrapowo granica 40 db 5 485 964 5 890 855 44,0 1,5 40,0+10,0=50,0 40,7 Yes 02 Nowe Chrapowo granica 45 db 5 486 030 5 890 635 39,4 1,5 45,0+10,0=55,0 42,0 Yes Distances (m) WTG 01 02 05 723 868 06 606 669 07 740 689 08 1111 1051 09 692 538 10 1030 891 11 1067 879 NCh1 1203 983 NCh2 802 584

DECIBEL - Detailed results Calculation: ParkNoise calculation model: ISO 9613-2 General 10,0 m/s Assumptions Calculated L(DW) = LWA,ref + K + Dc - (Adiv + Aatm + Agr + Abar + Amisc) - Cmet (when calculated with ground attenuation, then Dc = Domega) LWA,ref: Sound pressure level at WTG K: Pure tone Dc: Directivity correction Adiv: the attenuation due to geometrical divergence Aatm: the attenuation due to atmospheric absorption Agr: the attenuation due to ground effect Abar: the attenuation due to a barrier Amisc: the attenuation due to miscellaneous other effects Cmet: Meteorological correction Calculation Results Noise sensitive area: 01 Nowe Chrapowo granica 40 db WTG Wind speed: 10,0 m/s No. Distance Sound distance Calculated LwA,ref Dc Adiv Aatm Agr Abar Amisc A Cmet [m] [m] [db(a)] [db(a)] [db] [db] [db] [db] [db] [db] [db] [db] 05 723 730 32,20 106,0 0,00 68,26 - - 0,00 0,00-0,00 06 606 615 34,04 106,0 0,00 66,77 - - 0,00 0,00-0,00 07 740 747 31,94 106,0 0,00 68,47 - - 0,00 0,00-0,00 08 1 111 1 116 27,50 106,0 0,00 71,96 - - 0,00 0,00-0,00 09 692 699 32,66 106,0 0,00 67,89 - - 0,00 0,00-0,00 10 1 030 1 035 28,36 106,0 0,00 71,30 - - 0,00 0,00-0,00 11 1 067 1 072 27,96 106,0 0,00 71,60 - - 0,00 0,00-0,00 NCh1 1 203 1 207 27,59 107,0 0,00 72,64 - - 0,00 0,00-0,00 NCh2 802 808 32,32 107,0 0,00 69,15 - - 0,00 0,00-0,00 Sum 40,70 - Data undefined due to calculation with octave data Noise sensitive area: 02 Nowe Chrapowo granica 45 db WTG Wind speed: 10,0 m/s No. Distance Sound distance Calculated LwA,ref Dc Adiv Aatm Agr Abar Amisc A Cmet [m] [m] [db(a)] [db(a)] [db] [db] [db] [db] [db] [db] [db] [db] 05 868 874 30,23 106,0 0,00 69,83 - - 0,00 0,00-0,00 06 669 677 33,01 106,0 0,00 67,61 - - 0,00 0,00-0,00 07 689 697 32,69 106,0 0,00 67,86 - - 0,00 0,00-0,00 08 1 051 1 056 28,12 106,0 0,00 71,48 - - 0,00 0,00-0,00 09 538 548 35,25 106,0 0,00 65,77 - - 0,00 0,00-0,00 10 891 898 29,94 106,0 0,00 70,06 - - 0,00 0,00-0,00 11 879 886 30,09 106,0 0,00 69,94 - - 0,00 0,00-0,00 NCh1 983 989 29,97 107,0 0,00 70,91 - - 0,00 0,00-0,00 NCh2 584 593 35,79 107,0 0,00 66,46 - - 0,00 0,00-0,00 Sum 41,96 - Data undefined due to calculation with octave data 2012-01-25 14:23 / 2 2012-01-25 14:23/2.7.490

DECIBEL - Assumptions for noise calculation Calculation: ParkNoise calculation model: ISO 9613-2 General 10,0 m/s Noise calculation model: ISO 9613-2 General Wind speed: 10,0 m/s Ground attenuation: General, Ground factor: 1,0 Meteorological coefficient, C0: 0,0 db Type of demand in calculation: 1: WTG noise is compared to demand (DK, DE, SE, NL etc.) Noise values in calculation: All noise values are mean values (Lwa) (Normal) Pure tones: Pure and Impulse tone penalty are added to WTG source noise Height above ground level, when no value in NSA object: 1,5 m Allow override of model height with height from NSA object Deviation from "official" noise demands. Negative is more restrictive, positive is less restrictive.: 10,0 db(a) required Air absorption 63 125 250 500 1 000 2 000 4 000 8 000 [db/km] [db/km] [db/km] [db/km] [db/km] [db/km] [db/km] [db/km] 0,1 0,4 1,0 1,9 3,7 9,7 32,8 117,0 2012-01-25 14:23 / 3 2012-01-25 14:23/2.7.490 WTG: Siemens SWT-2.3-101 2300 101.0!O! Noise: Level 0 - Guaranteed - Standard setting - 03-2009 Siemens 2009-03-31 EMD 2011-06-16 15:41 Octave band data not guaranteed. Based on document E R WP-EN431-10-0000-0171-00 Status Hub height Wind LwA,ref Pure tones 63 125 250 500 1000 2000 4000 8000 speed From other hub height 99,5 10,0 107,0 No From nearest other wind speed 83,5 94,4 98,1 102,1 102,1 98,4 91,2 87,2 WTG: NORDEX N100 2500 99.8!O! Noise: Level 0 - Official - - 2010-04 NORDEX 2010-04-26 EMD 2010-11-02 16:07 K0818_014289 F008_228_A03_EN_R04 Status Hub height Wind speed LwA,ref Pure tones 63 125 250 500 1000 2000 4000 8000 From Windcat 100,0 10,0 106,0 No 87,1 92,8 99,6 101,4 99,5 94,9 93,2 85,2 NSA: Nowe Chrapowo granica 40 db-01 Predefined calculation standard: Imission height(a.g.l.): Use standard value from calculation model Noise demand: 40,0 db(a) Distance demand: 0,0 m NSA: Nowe Chrapowo granica 45 db-02 Predefined calculation standard: Imission height(a.g.l.): Use standard value from calculation model Noise demand: 45,0 db(a) Distance demand: 0,0 m

DECIBEL - Map 10,0 m/s Calculation: ParkNoise calculation model: ISO 9613-2 General 10,0 m/s 2012-01-25 14:23 / 4 2012-01-25 14:23/2.7.490 0 250 500 750 1000m Map: Mapa topograficzna, Print scale 1:25 000, Map center Poland CS 2000 Zone: 5 East: 5 485 540 North: 5 890 351 Noise calculation model: ISO 9613-2 General. Wind speed: 10,0 m/s New WTG Noise sensitive area Height above sea level from active line object 35,0 db(a) 40,0 db(a) 45,0 db(a) 50,0 db(a) 55,0 db(a)

DECIBEL - Main Result Calculation: Park 2012-01-25 14:27 / 1 Noise calculation model: ISO 9613-2 General Wind speed: 10,0 m/s Ground attenuation: General, Ground factor: 1,0 Meteorological coefficient, C0: 0,0 db Type of demand in calculation: 1: WTG noise is compared to demand (DK, DE, SE, NL etc.) Noise values in calculation: All noise values are mean values (Lwa) (Normal) Pure tones: Pure and Impulse tone penalty are added to WTG source noise Height above ground level, when no value in NSA object: 1,5 m Allow override of model height with height from NSA object Deviation from "official" noise demands. Negative is more restrictive, positive is less restrictive.: 0,0 db(a) Scale 1:150 000 New WTG Existing WTG Noise sensitive area WTGs Poland CS 2000 Zone: 5 WTG type Noise data East North Z Row Valid Manufact. Type-generator Power, Rotor Hub Creator Name Wind Status Hub LwA,ref Pure Octave data/description rated diameter height speed height tones data Poland CS 2000 Zone: 5 [m] [kw] [m] [m] [m/s] [m] [db(a)] 05 5 485 268 5 891 050 45,0 05 Yes NORDEX N100-2 500 2 500 99,8 100,0 EMD Level 2 - - Reduced mode 2300 kw - 2010-04 10,0 100,0 105,0 0 db Yes 06 5 485 369 5 890 738 45,3 06 Yes NORDEX N100-2 500 2 500 99,8 100,0 EMD Level 3 - - Reduced mode 1750 kw - 2010-04 10,0 100,0 102,0 0 db Yes 07 5 485 384 5 890 394 48,0 07 Yes NORDEX N100-2 500 2 500 99,8 100,0 EMD Level 0 - Official - - 2010-04 10,0 100,0 106,0 0 db Yes 08 5 485 086 5 890 174 51,0 08 Yes NORDEX N100-2 500 2 500 99,8 100,0 EMD Level 0 - Official - - 2010-04 10,0 100,0 106,0 0 db Yes 09 5 485 686 5 890 221 44,7 09 Yes NORDEX N100-2 500 2 500 99,8 100,0 EMD Level 2 - - Reduced mode 2300 kw - 2010-04 10,0 100,0 105,0 0 db Yes 10 5 485 434 5 889 971 48,0 10 Yes NORDEX N100-2 500 2 500 99,8 100,0 EMD Level 0 - Official - - 2010-04 10,0 100,0 106,0 0 db Yes 11 5 485 694 5 889 823 49,8 11 Yes NORDEX N100-2 500 2 500 99,8 100,0 EMD Level 0 - Official - - 2010-04 10,0 100,0 106,0 0 db Yes NCh1 5 485 994 5 889 652 48,0 NCh1 Yes Siemens SWT-2.3-101-2 300 2 300 101,0 99,5 EMD Level 0 - Guaranteed - Standard setting - 03-2009 10,0 From other hub height 99,5 107,0 0 db Yes *) NCh2 5 485 981 5 890 053 45,3 NCh2 Yes Siemens SWT-2.3-101-2 300 2 300 101,0 99,5 EMD Level 0 - Guaranteed - Standard setting - 03-2009 10,0 From other hub height 99,5 107,0 0 db Yes *) *)Notice: One or more noise data for this WTG is generic or input by user Calculation Results Sound Level Noise sensitive area Poland CS 2000 Zone: 5 Demands Sound Level Demands fulfilled? No. Name East North Z Imission height Noise From WTGs Noise [m] [m] [db(a)] [db(a)] 01 Nowe Chrapowo granica 40 db 5 485 964 5 890 855 44,0 1,5 40,0 39,9 Yes 02 Nowe Chrapowo granica 45 db 5 486 030 5 890 635 39,4 1,5 45,0 41,5 Yes Distances (m) WTG 01 02 05 723 868 06 606 669 07 740 689 08 1111 1051 09 692 538 10 1030 891 11 1067 879 NCh1 1203 983 NCh2 802 584

DECIBEL - Detailed results Calculation: ParkNoise calculation model: ISO 9613-2 General 10,0 m/s Assumptions Calculated L(DW) = LWA,ref + K + Dc - (Adiv + Aatm + Agr + Abar + Amisc) - Cmet (when calculated with ground attenuation, then Dc = Domega) LWA,ref: Sound pressure level at WTG K: Pure tone Dc: Directivity correction Adiv: the attenuation due to geometrical divergence Aatm: the attenuation due to atmospheric absorption Agr: the attenuation due to ground effect Abar: the attenuation due to a barrier Amisc: the attenuation due to miscellaneous other effects Cmet: Meteorological correction Calculation Results Noise sensitive area: 01 Nowe Chrapowo granica 40 db WTG Wind speed: 10,0 m/s No. Distance Sound distance Calculated LwA,ref Dc Adiv Aatm Agr Abar Amisc A Cmet [m] [m] [db(a)] [db(a)] [db] [db] [db] [db] [db] [db] [db] [db] 05 723 730 31,57 105,0 0,00 68,26 - - 0,00 0,00-0,00 06 606 615 30,34 102,0 0,00 66,77 - - 0,00 0,00-0,00 07 740 747 31,94 106,0 0,00 68,47 - - 0,00 0,00-0,00 08 1 111 1 116 27,50 106,0 0,00 71,96 - - 0,00 0,00-0,00 09 692 699 32,04 105,0 0,00 67,89 - - 0,00 0,00-0,00 10 1 030 1 035 28,36 106,0 0,00 71,30 - - 0,00 0,00-0,00 11 1 067 1 072 27,96 106,0 0,00 71,60 - - 0,00 0,00-0,00 NCh1 1 203 1 207 27,59 107,0 0,00 72,64 - - 0,00 0,00-0,00 NCh2 802 808 32,32 107,0 0,00 69,15 - - 0,00 0,00-0,00 Sum 39,93 - Data undefined due to calculation with octave data Noise sensitive area: 02 Nowe Chrapowo granica 45 db WTG Wind speed: 10,0 m/s No. Distance Sound distance Calculated LwA,ref Dc Adiv Aatm Agr Abar Amisc A Cmet [m] [m] [db(a)] [db(a)] [db] [db] [db] [db] [db] [db] [db] [db] 05 868 874 29,56 105,0 0,00 69,83 - - 0,00 0,00-0,00 06 669 677 29,28 102,0 0,00 67,61 - - 0,00 0,00-0,00 07 689 697 32,69 106,0 0,00 67,86 - - 0,00 0,00-0,00 08 1 051 1 056 28,12 106,0 0,00 71,48 - - 0,00 0,00-0,00 09 538 548 34,67 105,0 0,00 65,77 - - 0,00 0,00-0,00 10 891 898 29,94 106,0 0,00 70,06 - - 0,00 0,00-0,00 11 879 886 30,09 106,0 0,00 69,94 - - 0,00 0,00-0,00 NCh1 983 989 29,97 107,0 0,00 70,91 - - 0,00 0,00-0,00 NCh2 584 593 35,79 107,0 0,00 66,46 - - 0,00 0,00-0,00 Sum 41,46 - Data undefined due to calculation with octave data 2012-01-25 14:27 / 2

DECIBEL - Assumptions for noise calculation Calculation: ParkNoise calculation model: ISO 9613-2 General 10,0 m/s Noise calculation model: ISO 9613-2 General Wind speed: 10,0 m/s Ground attenuation: General, Ground factor: 1,0 Meteorological coefficient, C0: 0,0 db Type of demand in calculation: 1: WTG noise is compared to demand (DK, DE, SE, NL etc.) Noise values in calculation: All noise values are mean values (Lwa) (Normal) Pure tones: Pure and Impulse tone penalty are added to WTG source noise Height above ground level, when no value in NSA object: 1,5 m Allow override of model height with height from NSA object Deviation from "official" noise demands. Negative is more restrictive, positive is less restrictive.: 0,0 db(a) required Air absorption 63 125 250 500 1 000 2 000 4 000 8 000 [db/km] [db/km] [db/km] [db/km] [db/km] [db/km] [db/km] [db/km] 0,1 0,4 1,0 1,9 3,7 9,7 32,8 117,0 2012-01-25 14:27 / 3 WTG: NORDEX N100 2500 99.8!O! Noise: Level 2 - - Reduced mode 2300 kw - 2010-04 NORDEX 2010-04-26 EMD 2010-11-02 16:11 K0818_014292 R02 F008_228_A26 R00 Status Hub height Wind speed LwA,ref Pure tones 63 125 250 500 1000 2000 4000 8000 From Windcat 100,0 10,0 105,0 No 86,5 91,4 98,0 99,9 99,6 95,7 88,7 79,4 WTG: NORDEX N100 2500 99.8!O! Noise: Level 3 - - Reduced mode 1750 kw - 2010-04 NORDEX 2010-04-26 EMD 2010-11-02 16:11 K0818_014293 R02 F008_228_A36 R00 Status Hub height Wind speed LwA,ref Pure tones 63 125 250 500 1000 2000 4000 8000 From Windcat 100,0 10,0 102,0 No 84,2 89,6 95,3 96,5 95,9 93,7 87,2 80,8 WTG: NORDEX N100 2500 99.8!O! Noise: Level 0 - Official - - 2010-04 NORDEX 2010-04-26 EMD 2010-11-02 16:07 K0818_014289 F008_228_A03_EN_R04 Status Hub height Wind speed LwA,ref Pure tones 63 125 250 500 1000 2000 4000 8000 From Windcat 100,0 10,0 106,0 No 87,1 92,8 99,6 101,4 99,5 94,9 93,2 85,2

DECIBEL - Assumptions for noise calculation Calculation: ParkNoise calculation model: ISO 9613-2 General 10,0 m/s WTG: Siemens SWT-2.3-101 2300 101.0!O! Noise: Level 0 - Guaranteed - Standard setting - 03-2009 Siemens 2009-03-31 EMD 2011-06-16 15:41 Octave band data not guaranteed. Based on document E R WP-EN431-10-0000-0171-00 2012-01-25 14:27 / 4 Status Hub height Wind LwA,ref Pure tones 63 125 250 500 1000 2000 4000 8000 speed From other hub height 99,5 10,0 107,0 No From nearest other wind speed 83,5 94,4 98,1 102,1 102,1 98,4 91,2 87,2 NSA: Nowe Chrapowo granica 40 db-01 Predefined calculation standard: Imission height(a.g.l.): Use standard value from calculation model Noise demand: 40,0 db(a) Distance demand: 0,0 m NSA: Nowe Chrapowo granica 45 db-02 Predefined calculation standard: Imission height(a.g.l.): Use standard value from calculation model Noise demand: 45,0 db(a) Distance demand: 0,0 m

DECIBEL - Map 10,0 m/s Calculation: ParkNoise calculation model: ISO 9613-2 General 10,0 m/s 2012-01-25 14:27 / 5 0 250 500 750 1000m Map: Mapa topograficzna, Print scale 1:25 000, Map center Poland CS 2000 Zone: 5 East: 5 485 540 North: 5 890 351 Noise calculation model: ISO 9613-2 General. Wind speed: 10,0 m/s New WTG Noise sensitive area Height above sea level from active line object 35,0 db(a) 40,0 db(a) 45,0 db(a) 50,0 db(a) 55,0 db(a)