Kojima's Blog (281)

Ground motion in the African plate is getting active, as of 2015/06/18

There are some stations showing active ground motion in REV in the African plate.

REV: http://rev.seis.sc.edu/stations.html

See also; 

* 7 of 10 progress…

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Added by Kojima on June 21, 2015 at 8:36am — 12 Comments

Recent unusual active ground motion in North America, as of 2015/06/13

Some stations in North America have been recently showing unusual active ground motion.

I show the image of ground motion from REV at each of these seven stations.

REV: http://rev.seis.sc.edu/stations.html

Note: Only the last 10-day…

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Added by Kojima on June 15, 2015 at 9:46am — 64 Comments

Serration wave along the Seaway: on 2015/06/10 in QC and ME

Fifteen stations in Quebec (QC) and Maine (ME) showed serration wave of ground motion on 2015/06/10.

* Stations showing serration wave of ground motion on 2015/06/10

TA.D55A; Sainte-Anne-du-Lac, QC, CAN; 47.02 N, 75.47 W

TA.D56A; ZEC Mazanza, Mont-Saint-Michel, QC, CAN; 47.05 N, 74.76…

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Added by Kojima on June 14, 2015 at 6:19am — 10 Comments

Serration wave along the East Coast fault line: on 2015/05/21 in QC, ON and NY

Eighteen stations in Quebec (QC), Ontario (ON) and New York (NY) showed serration wave of ground motion on 2015/05/21.

* Stations showing serration wave of ground motion on 2015/05/21

TA.F57A; Harrington, QC, CAN; 45.81 N, 74.69 W

TA.G54A; Lake Saint Peter, ON, CAN; 45.40 N,…

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Added by Kojima on May 30, 2015 at 3:30am — 1 Comment

Serration wave along the East Coast fault line: on 2015/04/27 in NY, PA and CT

Eighteen stations in New York (NY), Pennsylvania (PA) and Connecticut (CT) showed serration wave of ground motion on 2015/04/27.

* Stations showing serration wave of ground motion on 2015/04/27

TA.K56A; Middlesex, NY, USA; 42.70 N, 77.32 W

TA.K57A; Scipio Center, NY, USA;…

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Added by Kojima on April 30, 2015 at 11:10am — No Comments

Serration wave along the East Coast fault line: on 2015/03/26 in NY, PA, NJ, VA and NC

As previously posted,

Serration wave along the East Coast fault line: on 2015/01/12 in WV, MD, NJ, VA and NC

eighteen stations in West Virginia (WV), Maryland (MD), New Jersey…

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Added by Kojima on March 29, 2015 at 7:30am — 1 Comment

Serration wave along the East Coast fault line: on 2015/01/12 in WV, MD, NJ, VA and NC

Eighteen stations in West Virginia (WV), Maryland (MD), New Jersey (NJ), Virginia (VA) and North Carolina (NC) showed serration wave of ground motion on 2015/01/12.…

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Added by Kojima on January 18, 2015 at 9:16am — No Comments

Active Ground Motion in North Carolina and South Carolina, as of 2014/12/05

A certain characteristic motion wave, a large wave like a very complex serration continuing rhythmically for a few hours, was recorded at ten stations in North Caroline and South Caroline on November 19, 2014.…

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Added by Kojima on December 11, 2014 at 2:00am — 1 Comment

Bow Stress in US: DOMINO Quakes Shown at 17 Stations on 2014/11/12 and 2014/11/20

Motion of ground adjustment was observed at 6 stations in Wyoming, Oregon, Michigan, Texas, Nevada, and Oklahoma, mainly in the central and western part of US, from 19:00 to 19:30 on 2014/11/12, and at 11 stations in Maine, Iowa, Texas, Arkansas, New Hampshire, Georgia. Minnesota, Ohio, Minnesota, West Virginia…

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Added by Kojima on November 22, 2014 at 12:00pm — 37 Comments

A Path of Planet X, Ver. 5 (NEW Animation!)

Animation by Konstantin

Note that the N Poles are indicated by a blue color, the S Poles by a red color, in accordance with the color scheme for magnetic poles used by the…

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Added by Kojima on November 8, 2014 at 4:30pm — 21 Comments

S America Roll: A Big Change of Ground Motion at LCO on 2014/11/02

A big change of ground motion began at station IU.LCO in North Chile on November 2.

I checked the ground…

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Added by Kojima on November 8, 2014 at 3:00am — 2 Comments

Active ground motion at BCIP and BRU2 in Panama; as of 2014/11/01

When checking the ground motion in REV, 

http://rev.seis.sc.edu/stations.html

I noticed the ground motion in Central America became active recently.

I posted a blog of…

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Added by Kojima on November 2, 2014 at 3:34pm — 1 Comment

Atlantic Rips: Ground motion of three stations along the Atlantic Rift; Iceland, Azores, and Ascension Island

I checked the ground motion of three stations along the Atlantic Rift showing the characteristic change of its ground motion in REV.

http://rev.seis.sc.edu/stations.html

(1) II.BORG; Borgarfjordur, Asbjarnarstadir, Iceland; 64.75 N,…

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Added by Kojima on October 26, 2014 at 9:36am — 2 Comments

Compression of the Pacific Plate: Ground motion pattern at KNTN and FUNA greatly changed recently

(1) Station IU.KNTN, Kanton, Kiritibati; 2.77 S, 171.72 W

http://rev.seis.sc.edu/stations/?zip_or_station_code=IU.KNTN

It showed a Big Under Ground Alteration (#39) in REV, on 2014/08/06. [Fig. 1] [Fig.…

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Added by Kojima on October 22, 2014 at 1:39am — 3 Comments

Ground motion of El Salvador: Second big adjustment at CNCH after M7.3 earthquake of 2014/10/14

After M7.3 Off Coast Of Central America, 12.5763° N, 88.0465° W, earthquake at 03:51 on 2014/10/14, 

http://www.iris.edu/ds/nodes/dmc/tools/event/4811421

a station SV.CNCH, 13.28 N, 87.83 W, in El Salvador showed…

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Added by Kojima on October 18, 2014 at 5:10pm — 2 Comments

Recent active ground motion in the Russian Far East seemingly reflects the N American plate bowing in process

To obtain evidence of bowing of the N American plate in progress, I checked the REV ground motion of stations in the Russian Far East from 2014/01/01 or 2013/08/13 to 2014/10/11. 

There are six stations available of the ground motion in REV there; BILL, MA2, PET, TIXI, YAK and YSS.

BILL is…

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Added by Kojima on October 16, 2014 at 2:30pm — 9 Comments

A big adjustment at GTBY in Cuba on 2014/10/06 and a recent ground motion of the northern part of the Caribbean Plate

A big ground adjustment at station GTBY, Guantanamo Bay, Cuba, was observed in REV on 2014/10/06. I show its seismogram here.

In addition I checked the stations in REV around GTBY. They are three stations in Jamaica; MBJB, STHB and YHJB, two stations in Haiti, LGNH and PAPH, four stations in…

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Added by Kojima on October 8, 2014 at 5:29pm — No Comments

A Big Adjustment at the Center of N American Plate since 2014/09/15

A big ground adjustment at station CN.YKW3, Yellowknife, NT (Northwest Territories of Canada), 62.56 N, 114.61 W, located near the center of the North American Plate has been observed in REV since 2014/09/15,…

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Added by Kojima on September 28, 2014 at 1:08am — 12 Comments

A Sign of the Seaway Ripping: Characteristic ground motion in New England on 2014/09/16

At three stations of Rhode Island (RI), New Hampshire (NH) and Maine (MA) in New England, characteristic ground motion in REV

http://rev.seis.sc.edu/stations.html?view=contig_us

was observed between 21:00 and 22:00 on…

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Added by Kojima on September 17, 2014 at 1:34pm — No Comments

Bow stress in the west along St. Lawrence Seaway on June 30, 2014

A certain characteristic motion wave, a large wave like a very complex serration continuing rhythmically for a few hours,…

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Added by Kojima on July 25, 2014 at 7:57am — No Comments

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