Boggabri Coal

Operational Information and Monitoring

Blast Times

Next scheduled blast times:

Mon 14th October 2019

4:00 PM

Operational Response:

No action required – monitoring compliant and weather conditions favourable.

Air Quality (PM10)1

Average reading for 24hr period: 00:00 – 23:59 hrs on 17th October 2019

26.21 µg/m3

Operational Response:

Non Mining influences, regional dust event.

1: PM10: particle matter, 10 micron or less in size

Noise (LF)2

Average readings for the periods on: 17th October 2019

Day: 7am-6pm

37.4 db(A)

Evening: 6pm-10pm

26.5 db(A)

Night: 10pm-7am

16.7 db(A)

Operational Response:

Day reading slight over due to high winds

2: LF is the estimated equivalent mining noise (LA90 + 3db) (LF = low frequency for band pass 20-630 Hz). The results are filtered to exclude the influence of excessive wind speed (> 3m/s) and rainfall.

1, 2: Real time monitoring results may include noise from other sources.

* : No result. Non-compliant weather conditions present.

- : No result. Monitor malfunction.

Boggabri – 7 Day Weather Forecast3

Summary Fri
Oct 18
Sat
Oct 19
Sun
Oct 20
Mon
Oct 21
Tue
Oct 22
Wed
Oct 23
Thu
Oct 24
mostly sunny
Sunny. SW/NW winds
mostly sunny
Sunny. NE winds tending fresh W'ly
mostly sunny
Sunny. SW winds
mostly sunny
Sunny. E/S'ly winds
mostly sunny
Sunny. E'ly winds tending SW
mostly sunny
Mostly sunny. SE winds tending W'ly
mostly sunny
Sunny. NE winds tending NW
Maximum 28°C 30°C 26°C 29°C 30°C 31°C 32°C
Minimum 8°C 7°C 9°C 7°C 10°C 11°C 12°C
Chance of Rain 5% 5% 5% 5% 5% 5% 5%
Rain Amount < 1mm < 1mm < 1mm < 1mm < 1mm < 1mm < 1mm
Frost Risk Nil Nil Nil Nil Nil Nil Nil
  09:00 15:00 09:00 15:00 09:00 15:00 09:00 15:00 09:00 15:00 09:00 15:00 09:00 15:00
Wind Speed 8 km/h 13 km/h 8 km/h 27 km/h 17 km/h 18 km/h 12 km/h 12 km/h 7 km/h 12 km/h 6 km/h 12 km/h 13 km/h 17 km/h
Wind Direction km/h
WSW
km/h
W
km/h
N
km/h
W
km/h
S
km/h
SSW
km/h
ESE
km/h
S
km/h
E
km/h
S
km/h
NE
km/h
WSW
km/h
NNW
km/h
NW
Relative Humidity 20% 10% 12% 5% 25% 13% 35% 16% 36% 17% 36% 11% 34% 15%
Dew Point -5°C -7°C -10°C -14°C -3°C -5°C 2°C 0°C 4°C 3°C 5°C -3°C 6°C 2°C
Operational Response:

No action required – monitoring compliant and weather conditions favourable.

3: Information supplied by Weatherzone based on data from the Australian Bureau of Meteorology

 

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