The Tanzania Meteorological Authority (Meteorological Equipment and Instruments) Regulations 2021

1.0 m/s Wind Anemometer Calibration Regime Yearly 2 years 5 years Verification Regime Maintenance Regime Yearly Yearly 3 years Yearly Yearly 3 years Uncertainty 5° 10° 15° Resolution 1° 1° 5° Wind Vane Calibration Regime Verification Regime Maintenance Regime Ye arl y Ye arl y Ye arl y 2 years 5 years Yearly 3 years Yearly 3 years 14 None unknown None unknown None unknown None unknown or or or or than Greater Class C or unknown None unknown None unknown or or None unknown or None unknown or Tanzania Meteorological Authority (Meteorological Equipement and Instruments) GN. NO. 594 (Contd.) ITEM CLASS A CLASS B CLASS C CLASS D Uncertainty Greater of 2 % or 0.1 mm Greater of 5 % or 0.2 mm Greater of 10 %

0.5 or mm Greater than Class C or unknown Resolution

0.5 mm Rain recorder Calibration Regime Verification Regime Yearly 2 years 3 years Yearly Yearly Yearly Maintenance Regime Monthly Every 6 months Yearly Uncertainty Greater of 5 % or 0.1 mm/h Greater of 10 % or 0.5 mm/h Greater of 15 % or 2 mm/h Resolution

0.1 mm/h 1 m m / h Calibration Regime Verification Regime Yearly 2 years 3 years Yearly Yearly Yearly Maintenance Regime Monthly Every 6 months Yearly Rain gauge None unknown None unknown None unknown None unknown or or or or Greater than Class C or unknown None unknown or None unknown None unknown None unknown or or or Uncertainty 120Wm- 2±20% 120Wm- 2±30% 120Wm- 2±50% Greater than Class C or unknown Sunshine duration Resolution 1 second 1 minute 1 minute Calibration Regime Yearly 2 years 3 years None unknown None unknown or or 15 Tanzania Meteorological Authority (Meteorological Equipement and Instruments) GN. NO. 594 (Contd.) ITEM CLASS A CLASS B CLASS C CLASS D Verification Regime Yearly Yearly Yearly Maintenance Regime Monthly Every 6 months Yearly Uncertainty Greater of 10 % or 20 m Greater of 20 % or 50 m Greater of 30 % or 100 m Resolution 1 m 1 m 10 m Calibration Regime Verification Regime Maintenance Regime Yearly Yearly Yearly Yearly Yearly Yearly Monthly or on alert or error Yearly or on alert or error Yearly or on alert or error None unknown None unknown or or than Greater Class C or unknown None unknown None unknown None unknown None unknown or or or or Visibility (Meteorologi cal Optical Range) Signature……………………………… Date ………………………………………… Official Seal Dodoma, 23th June, 2021 LEONARD M. CHAMURIHO Minister for Work and Transport 16