Page 1 of 11 Site Name Site Details 9531 - Arriga 5m Arriga 5m Date/Time of report generation 27/11/212 4:22 PM Site Number 9531 Mast Height 5m Mast Location 32568 E 811256 N Coordinate System UTM 55K Mast Time Zone Report Period Date Time (dd/mm/yyyy) (24hr format) Start 1/6/21 : Finish 31/5/212 23:5 Data Recovery Averaging Period Missing data rows Data recovery rate 1 minutes 1% Comments Data for this period has been verified Erroneous wind direction data has been removed based on 'human' judgement. Level 3 (9.7m): 28.4% removed.
Page 2 of 11 Sensor Summary Anemometers Level 1 2 3 4 Measurement Height 49.6 49.6 29.9 9.9 Type NRG NRG NRG NRG Serial Number 18 18 18 18 Installed on - - - - Boom/Finial Orientation 47 231 47 51 Offset.39.37.39.38 Scale Factor.759.755.755.754 Status OK OK OK OK Wind Vanes Level 1 2 3 Measurement Height 46.4 3 9.7 Type 2.1 2.1 2.1 Serial Number - - - Installed on - - - Boom Orientation 47 227 227 Offset 227 47 47 Status OK OK OK Environmental Sensors Air Property Measurement Height (m) 2 2.2 Type - - Serial Number 1859973 - Installed on - - Status OK OK Statistics Summary Pressure Temp. (External) Wind Statistics Level 1 Level 2 Level 3 Level 4 Height above ground level (m) 49.6m 49.6m 29.9m 9.9m Recovery rate (%) 1% 1% 1% 1% Minimum wind speed (m/s).39.37.39.38 Average wind speed (m/s) 7.2 7.8 6.44 4.95 Maximum wind speed (m/s) 26.66 25.94 22.3 15.63 Maximum gust wind speed (m/s) 35.3 34.72 32.6 24.9 Average standard deviation (m/s) 1.7 1.8 1.12 1.16 Mean TI at 15 m/s 13.45% 13.72% 15.67% 18.66% Representative TI at 15 m/s 17.5% 17.24% 19.18% 2.44% Environmental Statistics Units Height Minimum Average Maximum Recovery Rate Pressure mbar 2m 716.6 912.2 92.2 1% Humidity - - - - - - Internal Temperature - - - - - - External Temperature degc 2.2m 1.3 21.5 38.1 1% Wind Vanes Level 1 Level 2 Level 3 Data Recovery Rate 1% 1% 71.96% 9531 - Arriga 5m 1/6/21-31/5/212
Page 3 of 11 Time Traces Time Trace of Wind Speed 3 25 2 15 1 5 1/6/21 9/9/21 18/12/21 Level 1 (49.6m) 28/3/211 Level 2 (49.6m) 6/7/211 14/1/211 Level 3 (29.9m) 22/1/212 1/5/212 Level 4 (9.9m) Time Trace of Wind Direction 36 Wind Direction 315 27 225 18 135 9 45 1/6/21 9/9/21 18/12/21 28/3/211 Level 1 (46.4m) 6/7/211 Level 2 (3m) 14/1/211 22/1/212 1/5/212 Level 3 (9.7m) 9531 - Arriga 5m 1/6/21-31/5/212
Frequency (%) Page 4 of 11 Distributions Wind Speed Distribution and Weibull Curve Level 1 (49.6m) 9 8 7 6 5 4 3 2 1 1 2 3 4 5 6 7 8 9 1 11 12 13 14 15 16 17 18 19 2 21 22 23 24 25 26 Actual Average (m/s) 7.2 Weibull Parameters c (m/s) 8.4 k 3.12 Level 1 Measured Distribution Level 1 Weibull Fitted Curve Wind Direction Distribution Level 1 (46.4m) Wind Energy Distribution Direction Level 1 (46.4m), Speed Level 1 (49.6m) W 6 N 5 4 3 2 1 E W 8 N 7 6 5 4 3 2 1 E S S Mean Wind Speed Distribution Direction Level 1 (46.4m), Speed Level 1 (49.6m) Mean Turbulence Intensity Direction Level 1 (46.4m), Speed Level 1 (49.6m) W 1 N 8 6 4 2 E W.35 N.3.25.2.15.1.5 E S S 9531 - Arriga 5m 1/6/21-31/5/212
Turbulence Intensity (%) Turbulence Intensity (%) Page 5 of 11 Turbulence Intensity Turbulence Intensity Scatter Plot - IEC 614-1, Ed. 3 (25) Level 1 (49.6m) 6 5 4 3 2 IEC Class A 3rd Ed IEC Class B 3rd Ed IEC Class C 3rd Ed Mean TI Representative TI 1 1 3 5 7 9 11 13 15 17 19 21 23 25 Turbulence Intensity Scatter Plot - IEC 614-1, Ed. 2 (1999) Level 1 (49.6m) 6 5 4 3 2 IEC Class A 2nd Ed IEC Class B 2nd Ed Mean TI Characteristic TI 1 1 3 5 7 9 11 13 15 17 19 21 23 25 IEC standard 614-1, Edition 3 (25) IEC standard 614-1, Edition 2 (1999) Mean TI at 15 m/s (%) 13.45% Mean TI at 15 m/s (%) 13.45% Representative TI at 15 m/s (%) 17.5% Characteristic TI at 15 m/s (%) 16.26% IEC Class (Edition 3) B IEC Class (Edition 2) A 9531 - Arriga 5m 1/6/21-31/5/212
Page 6 of 11 Normalised Wind Speed Normalised Wind Speeds Level 1 (49.6m) / Level 3 (29.9m) Direction Level 1 (46.4m) 2 1.8 Normalised Wind Speed 1.6 1.4 1.2 1.8.6.4.2 45 9 135 18 225 Wind Direction (degrees) 27 315 36 N 1.5 1..5 W. E S 9531 - Arriga 5m 1/6/21-31/5/212
Wind Shear Height (m) Page 7 of 11 Wind Shear Analysis Directional Wind Shear Exponents Direction Level 1 L1 (49.6m) Vs L2 (49.6m) Vs L1 (49.6m) Vs L2 (49.6m) Vs L3 (29.9m) Vs % of Data Period (46.4m) L3 (29.9m) L3 (29.9m) L4 (9.9m) L4 (9.9m) L4 (9.9m) N 1.4.7.6.16.16.2 NE 12.9.8.6.16.15.19 E 67.6.21.18.23.22.24 SE 8.7.28.25.29.28.3 S 1.5.21.23.3.3.33 SW 3.5.25.24.32.31.35 W 3.6.33.28.41.39.44 NW.9.2.2.3.3.35 Overall Wind Shear 1.21.18.24.23.25 Wind Shear Profile Level 1 (49.6m) Vs Level 3 (29.9m) 8 6 Shear Exponent =.21 4 2 Average Wind Speed 1 2 3 4 5 6 7 8 9 Diurnal Patterns of Wind Speed and Wind Shear Diurnal Pattern of Wind Speed (solid lines show diurnal pattern; dashed lines show mean) 8 7 6 5 4 3 1 2 3 4 5 6 7 8 9 1 11 12 13 14 15 16 17 18 19 2 21 22 23 Level 1 (49.6m) Level 3 (29.9m) Level 4 (9.9m) Level 1 (49.6m) Level 3 (29.9m) Level 4 (9.9m) Diurnal Pattern of Wind Shear (solid lines show diurnal pattern; dashed lines show mean).35.3.25.2.15.1.5 1 2 3 4 5 6 7 8 9 1 11 12 13 14 15 16 17 18 19 2 21 22 23 Level 1 (49.6m) Vs Level 3 (29.9m) Level 1 (49.6m) Vs Level 3 (29.9m) Level 2 (49.6m) Vs Level 3 (29.9m) Level 2 (49.6m) Vs Level 3 (29.9m) Level 1 (49.6m) Vs Level 4 (9.9m) Level 1 (49.6m) Vs Level 4 (9.9m) 9531 - Arriga 5m 1/6/21-31/5/212
Monthly Recovery Rate (%) Page 8 of 11 Wind Speed and Direction Frequency Table (%) Level 1 (49.6m) Wind Direction Level 1 (46.4m) Concurrent availability = 1% 3 6 9 12 15 18 21 24 27 3 33 <= Wind Speed <.5.1.1.1.1.1.5 <= Wind Speed < 1.5.1.1.2.2.2.2.2.2.2.2.1.1 1.5 <= Wind Speed < 2.5.2.4.4.4.3.2.2.4.3.4.1.1 2.5 <= Wind Speed < 3.5.2.6.9.8.6.3.2.3.4.5.2.1 3.5 <= Wind Speed < 4.5.1.8 1.6 1.5.9.4.2.3.4.4.2.1 4.5 <= Wind Speed < 5.5.1.8 2.1 3.1 1.4.3.1.2.4.4.1 5.5 <= Wind Speed < 6.5.9 2.7 5.9 2.3.2.1.3.2.1 6.5 <= Wind Speed < 7.5.7 2.2 8.7 2.8.1.1.2.2.1 7.5 <= Wind Speed < 8.5.5 1.6 9.5 2.4.1.1.1 8.5 <= Wind Speed < 9.5.2 1 8.5 1.5.1.1 9.5 <= Wind Speed < 1.5.1.5 6.1.9.1 1.5 <= Wind Speed < 11.5.2 3.9.5 11.5 <= Wind Speed < 12.5.1 2.6.2 12.5 <= Wind Speed < 13.5 1.6.2 13.5 <= Wind Speed < 14.5.9.1 14.5 <= Wind Speed < 15.5.5.1 15.5 <= Wind Speed < 16.5.3 16.5 <= Wind Speed < 17.5.2 17.5 <= Wind Speed < 18.5.1 18.5 <= Wind Speed < 19.5.1 19.5 <= Wind Speed < 2.5 2.5 <= Wind Speed < 21.5 21.5 <= Wind Speed < 22.5 22.5 <= Wind Speed < 23.5 23.5 <= Wind Speed < 24.5 24.5 <= Wind Speed < 25.5 Wind Speed >=25.5 All Wind Speeds.8 5.2 13.5 54.9 14.3 1.9.9 1.8 2.7 2.4 All.6 1.9 3.4 5.2 6.8 9 12.8 15.1 14.3 11.5 7.7 4.7 3 1.8 1.5.3.2.1.1.9.5 1 Seasonal Wind Speed Analysis Seasonal Wind Speed Analysis Level 1 (49.6m) 1 9 12 8 7 6 5 4 3 1 8 6 4 2 1 2 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Monthly Recovery Rate Monthly Average Wind Speed FRONT 9531 - Arriga 5m 1/6/21-31/5/212
Page 9 of 11 Distributions of Wind Direction, Mean Wind Speed and Mean TI Wind Speed Level 1 (49.6m) Wind Direction Level 1 (46.4m). Concurrent availability = 1% Sector Wind Direction Wind Direction Freq. Mean Wind Speed Mean TI (%) (%) (m/s) (%) 1 <= Direction < 1.5 3.2 28.6 2 1 <= Direction < 2.4 3.5 26.3 3 2 <= Direction < 3.9 4.7 2.9 4 3 <= Direction < 4 2.3 5.3 17.1 5 4 <= Direction < 5 3.7 5.7 14.1 6 5 <= Direction < 6 3.1 5.3 13.5 7 6 <= Direction < 7 4.5 5.9 13.9 8 7 <= Direction < 8 1.2 7.2 13.3 9 8 <= Direction < 9 19.4 8.1 13.7 1 9 <= Direction < 1 21.5 8.8 14.9 11 1 <= Direction < 11 13 8.4 16.2 12 11 <= Direction < 12 6.2 7 19.5 13 12 <= Direction < 13 2.3 5.9 23.8 14 13 <= Direction < 14 1.1 5.1 25.6 15 14 <= Direction < 15.8 4.4 27.4 16 15 <= Direction < 16.5 3.8 29.9 17 16 <= Direction < 17.3 3.1 31.5 18 17 <= Direction < 18.3 2.9 29.4 19 18 <= Direction < 19.3 2.9 3.7 2 19 <= Direction < 2.3 3.1 26.7 21 2 <= Direction < 21.4 3.4 24.4 22 21 <= Direction < 22.8 3.9 2 23 22 <= Direction < 23.4 4.1 15.7 24 23 <= Direction < 24 1 5.1 16.7 25 24 <= Direction < 25 1.1 5.2 19.5 26 25 <= Direction < 26 1.1 4.8 21.6 27 26 <= Direction < 27.8 4 25.2 28 27 <= Direction < 28.7 4 25.6 29 28 <= Direction < 29.5 4.1 25.4 3 29 <= Direction < 3.4 3.8 27.1 31 3 <= Direction < 31.2 3.7 29.8 32 31 <= Direction < 32.1 3.7 28.6 33 32 <= Direction < 33.2 3.1 27.2 34 33 <= Direction < 34.2 3.5 26.8 35 34 <= Direction < 35.2 3.1 28.2 36 35 <= Direction < 36.3 3 29.1 9531 - Arriga 5m 1/6/21-31/5/212
Pressure (mbar) Temperature (degc) Page 1 of 11 Environmental Sensors Time Trace of Tempterature 41 31 21 11 1 1/6/21 9/9/21 18/12/21 28/3/211 6/7/211 14/1/211 22/1/212 1/5/212 Temperature External Time Trace of Pressure 926 916 96 896 1/6/21 9/9/21 18/12/21 28/3/211 6/7/211 14/1/211 22/1/212 1/5/212 Pressure 1 9531 - Arriga 5m 1/6/21-31/5/212
Average Monthly Page 11 of 11 Long-term Bureau of Meteorology (BoM) Comparison BoM Site Name BoM Site Details WALKAMIN RESEARCH STATION Site Number 3118 Mast Height 1m Distance from 9531 8km Latitude (dd.mm) -17.167 Longitude (dd.mm) 145.36 BoM Measurement Period Start Year 197 End Year 21 Map Legend BoM Site 3118 Measured Site 9531 BoM Site 3118 Seasonal Wind Speed Analysis Level 1 (49.6m) 9 8 7 6 5 4 3 2 1 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Measured Site 9531 BoM Site 3118 Source: Commonwealth of Australia, Bureau of Meteorology, 212, Melbourne Victoria, viewed 27/11/212 4:41 PM BoM data is supplied for the interpretation and benefit of the reader in understanding nearby longer term climatic conditions. The presented BoM data represents long term monthly averages provided by the BoM and Parsons Brinckerhoff has not verified the accuracy or suitability of BoM data for wind measurement purposes. Parsons Brinckerhoff does not accept any risk or responsibility and other consequences resulting directly or indirectly from using the BoM data presented in this report. 9531 - Arriga 5m 1/6/21-31/5/212