(1) VOLCANO OBSERVATORY NOTICE FOR AVIATION (VONA)
(2) Issued:(20090415/1838Z)
(3) Volcano:Pagan (CAVW# 0804-17=)
(4) Current Color Code:YELLOW
(5) Previous Color Code:unassigned
(6) Source:Northern Mariana Islands
(7) Notice Number:2009/N1
(8) Volcano Location:N 18 deg 7 min E 145 deg 48 min
(9) Area:Mariana Islands
(10) Summit Elevation:1870 ft (570 m)
(11) Volcanic Activity Summary:Based on imagery at 0743Z and 1349Z, the Washington VAAC reported a plume emitted from Pagan Volcano consisting of intermittent puffs of steam was visible and extending about 20 nautical miles to the west of the summit at an altitude of 6,000 ft.

Yesterday, EMO officials on Saipan relayed a report from a nearby ship that a white and some black plume was being emitted from the volcano to an estimated altitude of 1.8 km (5,700 ft)

The USGS does not currently have any permanent monitoring instruments installed on Pagan.
(12) Volcanic cloud height:Volcanic plume reported to 6,000 ft alititude.
(13) Other volcanic cloud information:consists of gas, steam, and possibly ash, extending about 20 nautical miles to the west.
(14) Contacts:http://volcano.wr.usgs.gov/cnmistatus.php

USGS Northern Marianas Duty Scientist (808) 967-8815