3. Plot these data on the May 15 line of the graph.
May 15, 5 pm
RSAM
Tilt
Type of seismicity
SO2 30
(no data)
SLP 0
DLP 0
500
Plot these data on the May 15 line of the graph.
Make a hazard forecast for the next day (May 16). This is the information that would be announced on the morning news on May 16.

4. Plot these data on the May 16 line of the graph.
May 16, 5 pm
RSAM
Tilt
Type of seismicity
SO2 50
(no data)
SLP 0
DLP 0
1700
Plot these data on the May 16 line of the graph.
Make a hazard forecast for the next day (May 17). This is the information that would be announced on the morning news on May 17.

5. RSAM Tilt Type of seismicity SO2 30 (no data) SLP 0 DLP 0 1800
May 17, 5 pm
RSAM
Tilt
Type of seismicity
SO2 30
(no data)
SLP 0
DLP 0
1800

6. RSAM Tilt Type of seismicity SO2 25 (no data) SLP 0 DLP 0 500
May 18, 5 pm
RSAM
Tilt
Type of seismicity
SO2 25
(no data)
SLP 0
DLP 0
500

7. May 19, 5 pm
RSAM
Tilt
Type of seismicity
SO2 50
(no data)
SLP 0
DLP 0

8. RSAM Tilt Type of seismicity SO2 30 (no data) SLP 0 DLP 0 1150
May 20, 5 pm
RSAM
Tilt
Type of seismicity
SO2 30
(no data)
SLP 0
DLP 0
1150

9. May 21, 5 pm
RSAM
Tilt
Type of seismicity
SO2 25
(no data)
SLP 0
DLP 0

10. May 22, 5 pm
RSAM
Tilt
Type of seismicity
SO2 25
(no data)
SLP 0
DLP 0

11. RSAM Tilt Type of seismicity SO2 40 (no data) SLP 1.85 DLP 0.3 3650
May 23, 5 pm
RSAM
Tilt
Type of seismicity
SO2 40
(no data)
SLP 1.85 DLP 0.3
3650

12. RSAM Tilt Type of seismicity SO2 30 (no data) SLP 0.25 DLP 0.25 5000
May 24, 5 pm
RSAM
Tilt
Type of seismicity
SO2 30
(no data)
SLP 0.25 DLP 0.25
5000

13. RSAM Tilt Type of seismicity SO2 30 (no data) SLP 0.25 DLP 0
May 25, 5 pm
RSAM
Tilt
Type of seismicity
SO2 30
(no data)
SLP 0.25
DLP 0

14. RSAM Tilt Type of seismicity SO2 40 (no data) SLP 0 DLP 0 1750
May 26, 5 pm
RSAM
Tilt
Type of seismicity
SO2 40
(no data)
SLP 0
DLP 0
1750

15. Time to double your monitoring efforts!
May 27, 5 pm
RSAM
Tilt
Type of seismicity
SO2 30
(no data)
SLP 0
DLP 0
Time to double your monitoring efforts!
More data will be available tomorrow morning at 9 am, but you need to issue a hazard level right now. This is the information that would be given on the morning news of May 28th.

16. Do not make a hazard forecast until the 5 pm data are available.
May 28, 9 am
RSAM
Tilt
Type of seismicity
SO2 20
(no data)
SLP 0
DLP 0.1
Plot the 9 am data point just before the May 28th mark on your graph (i.e. between May 27 and May 28).
Do not make a hazard forecast until the 5 pm data are available.

17. RSAM Tilt Type of seismicity SO2 40 SLP 0 DLP 0.2 (no data)
May 28, 5 pm
RSAM
Tilt
Type of seismicity
SO2 40
SLP 0
DLP 0.2
(no data)

18. RSAM Tilt Type of seismicity SO2 30 23 SLP 0 DLP 0.05 (no data)
May 29, 9 am
RSAM
Tilt
Type of seismicity
SO2 30 23
SLP 0
DLP 0.05
(no data)

19. RSAM Tilt Type of seismicity SO2 30 33 SLP 0 DLP 0.1 (no data)
May 29, 5 pm
RSAM
Tilt
Type of seismicity
SO2 30 33
SLP 0
DLP 0.1
(no data)

20. RSAM Tilt Type of seismicity SO2 100 43 SLP 0 DLP 0.1 1350
May 30, 9 am
RSAM
Tilt
Type of seismicity
SO2
100 43
SLP 0
DLP 0.1
1350

21. RSAM Tilt Type of seismicity SO2 50 165 SLP 0 DLP 0.05 (no data)
May 30, 5 pm
RSAM
Tilt
Type of seismicity
SO2 50
165
SLP 0
DLP 0.05
(no data)

22. RSAM Tilt Type of seismicity SO2 45 118 SLP 0 DLP 0.05 (no data)
May 31, 9 am
RSAM
Tilt
Type of seismicity
SO2 45
118
SLP 0
DLP 0.05
(no data)

23. RSAM Tilt Type of seismicity SO2 40 123 SLP 0.2 DLP 2.6 (no data)
May 31, 5 pm
RSAM
Tilt
Type of seismicity
SO2 40
123
SLP 0.2 DLP 2.6
(no data)

24. RSAM Tilt Type of seismicity SO2 40 128 SLP 2.2 DLP 0.05 250
June 1, 9 am
RSAM
Tilt
Type of seismicity
SO2 40
128
SLP 2.2 DLP 0.05
250

25. RSAM Tilt Type of seismicity SO2 40 137 SLP 0 DLP 0.4 (no data)
June 1, 5 pm
RSAM
Tilt
Type of seismicity
SO2 40
137
SLP 0
DLP 0.4
(no data)

26. RSAM Tilt Type of seismicity SO2 40 145 SLP 0 DLP 0.3 (no data)
June 2, 9 am
RSAM
Tilt
Type of seismicity
SO2 40
145
SLP 0
DLP 0.3
(no data)

27. RSAM Tilt Type of seismicity SO2 50 152 SLP 0 DLP 0.6 (no data)
June 2, 5 pm
RSAM
Tilt
Type of seismicity
SO2 50
152
SLP 0
DLP 0.6
(no data)

28. RSAM Tilt Type of seismicity SO2 55 160 SLP 0 DLP 1.7 1200
June 3, 9 am
RSAM
Tilt
Type of seismicity
SO2 55
160
SLP 0
DLP 1.7
1200

29. RSAM Tilt Type of seismicity SO2 300 207 SLP 0 DLP 0 (no data)
June 3, 5 pm
RSAM
Tilt
Type of seismicity
SO2
300
207
SLP 0
DLP 0
(no data)

30. June 3, 9:14 pm
Phreatic Erruption

31. RSAM Tilt Type of seismicity SO2 40 181 SLP 0 DLP 0.1 1500
June 4, 9 am
RSAM
Tilt
Type of seismicity
SO2 40
181
SLP 0
DLP 0.1
1500

32. RSAM Tilt Type of seismicity SO2 (no data) 189 SLP 0 DLP 0.2
June 4, 5 pm
RSAM
Tilt
Type of seismicity
SO2
(no data)
189
SLP 0
DLP 0.2

33. RSAM Tilt Type of seismicity SO2 40 195 SLP 0 DLP 0.05 (no data)
June 5, 9 am
RSAM
Tilt
Type of seismicity
SO2 40
195
SLP 0
DLP 0.05
(no data)

34. RSAM Tilt Type of seismicity SO2 160 203 SLP 0 DLP 0 (no data)
June 5, 5 pm
RSAM
Tilt
Type of seismicity
SO2
160
203
SLP 0
DLP 0
(no data)

35. June 6, 9 am
RSAM
Tilt
Type of seismicity
SO2 80
205
SLP 0
DLP 0
13000

36. RSAM Tilt Type of seismicity SO2 110 215 SLP 2.0 DLP 0 (no data)
June 6, 5 pm
RSAM
Tilt
Type of seismicity
SO2
110
215
SLP 2.0
DLP 0
(no data)

37. RSAM Tilt Type of seismicity SO2 115 225 SLP 0.2 DLP 0 (no data)
June 7, 9 am
RSAM
Tilt
Type of seismicity
SO2
115
225
SLP 0.2
DLP 0
(no data)

38. RSAM Tilt Type of seismicity SO2 80 233 SLP 1.5 DLP 0 (no data)
June 7, 5 pm
RSAM
Tilt
Type of seismicity
SO2 80
233
SLP 1.5
DLP 0
(no data)

39. June 8, 8:04 am
Ash Cloud >20 km

40. RSAM Tilt Type of seismicity SO2 90 242 SLP 0.5 DLP 0 (no data)
June 8, 9 am
RSAM
Tilt
Type of seismicity
SO2 90
242
SLP 0.5
DLP 0
(no data)

41. RSAM Tilt Type of seismicity SO2 1600 365 SLP 0.75 DLP 0 (no data)
June 8, 5 pm
RSAM
Tilt
Type of seismicity
SO2
1600
365
SLP 0.75
DLP 0
(no data)

42. June 9, 9 am
RSAM
Tilt
Type of seismicity
SO2
1000
445
(no data)

43. June 9, 5 pm
RSAM
Tilt
Type of seismicity
SO2
650
355
(no data)

44. June 10, 9 am
RSAM
Tilt
Type of seismicity
SO2
400
(no data)

45. June 10, 3 pm
Ash cloud >20 km

46. June 10, 5 pm
RSAM
Tilt
Type of seismicity
SO2
1550
(no data)

47. June 11, 9 am
RSAM
Tilt
Type of seismicity
SO2
2200
(no data)

48. June 11, 5 pm
RSAM
Tilt
Type of seismicity
SO2
2850
(no data)

49. BOOM!