SOUTH DAKOTA Department of
Environment & Natural Resources

Protecting South Dakota's Tomorrow...Today!
Joe Foss Building
523 E Capitol
Pierre, SD 57501
Field Offices
Contact Us
SubMenu

Air Quality

 

Air Quality Alert - High Winds
November 7, 2014
(PM10 Concentration and Meteorological Observations)
Click here for a graphical representation

Date and Time Issued: November 7, 2014  7:03 AM MST 
Date Issued for:

November 7, 2014  8:00 AM MST

Date and Time Cancelled: November 7, 2014  8:00 PM MST
PM Concentrations location: Credit Union
Weather Observations:  

Time

PM10
Concentration

Wind Speed

Direction

Peak Wind

Precipitation

(military)

(Credit Union -ug/m3)

(mph)

 

(mph >30)

(inches)

01:00

16.8 4.6 WNW   NA

02:00

17.5 10.4 NW   NA

03:00

2.2 10.4 NW   NA

04:00

5.0 8.1 WNW   NA

05:00

1.6 9.2 WNW   NA

06:00

10.4 13.8 NNW   NA

07:00

63.4 25.3 NNW 39.1 NA

08:00

203.0 26.5 NNW 35.7 NA

09:00

264.9 26.5 NW 34.5 NA

10:00

103.9 36.8 NW 51.8 NA

11:00

69.6 36.8 NNW 51.8 NA

12:00

109.5 40.3 NNW 48.3 NA

13:00

211.4 38.0 NW 49.5 NA

14:00

124.8 36.8 NNW 51.8 NA

15:00

98.2 32.2 NNW 47.2 NA

16:00

34.5 26.5 NW 36.8 NA

17:00

29.3 23.0 NNW 34.5 0.00

18:00

10.9 24.2 NW 32.2 NA

19:00

1.1 17.3 NNW   NA

20:00

14.8 17.3 NNW 32.2 NA

21:00

36.0 16.1 N   NA

22:00

16.3 18.4 N   NA

23:00

13.3 18.4 N   NA

24:00

33.9 17.3 N   NA

Averages

62.2 22.3      

 

PM10 24 hour Concentration = 62.2 ug/m3 Credit Union (West Rapid City)

PM10 24 hour Standard = 150 ug/m3

4oiGIFNEIEJJVCBEZXRlY3Rpb24=