A 6.1 intensity earthquake rocked Manila and nearby provinces a few hours ago. Twitterers continue to share their experience and observations.

Some basic information about the quake:

coffeewithamee: RT @juliusbabao: Philvolcs (Philippine Institute of Volcanology and Seismology) Director Solidum: Earthquake in Metro Manila similar to Chile , but lesser in strength. 50 aftershocks recorded this pm.
alongcame_polly: @SarahTLV1 we had a 6.2 earthquake here in Manila earlier. it was kinda strong but quick.
nadine_joy: A strong earthquake struck manila philippines today at around 2:00 pm with a magnitude of 6.1!
jhoyml: 6.1 magnitude quake. Mindoro – epicenter. #earthquake
mllmartinez: The earthquake is already in the news with a magnitude of 6, wherein the epicenter is 100km southwest of Manila.
USGS_EQ_25: PRELIM: M6.1 05:29 3/25 13.7N 120.1E 106 km W of Batangas, Luzon, Philippines MINDORO, PHILIPPINES Z=72km US 2010ugaf 33f06

There were many people who didn’t feel and notice the quake

rachelmercado08: On my way home, I was wondering why there were lots of people in the park. I thought there was a celebrity or something. EARTHQUAKE pala
keikimi: Just got home, didn't feel the earthquake, I was in the car, sleeping. :D
leamusikera: i just woke up the earthquake earlier was a little scary. i hope it doesn't happen again. i'm so scare
roseannrelos: Effin’ earthquake! Everybody is talking about it! I can't relate, I really didn't felt it…'coz i'm sleeping during the thing! Lo
prettyshopper: Heard there was an earthquake. I was on the road, didn't feel it.
ohsnapitscelina: received 7 missed calls from my mom earlier who kept panicking about the earthquake. I didn't feel anything though..

Post-earthquake drill. Pic by Jena via @Butterflygurl07

How did some people react to the quake? Where were they when the quake struck the capital?

urprincesspeach: always wondered how i'd react when an earthquake strikes. Only to find out I would spend the whole duration figuring out if I'm just dizzy
avoiderdragon: says I was in the computer shop when the earthquake happened. It enhanced gameplay.
yesitsMafia: Oh yeah, I also felt the earthquake a while ago. I was trying to sleep but then it happened. Hahah
BirdBrand: Earthquake here in the NCR (National Capital Region) is weak. Nothing really to be alarmed about. People worry too much!
akpt14: i was in the library when a 6.6 magnitude earthquake shook manila and near cities 6 hours ago. that was so scary…. T_T
josramoy: i was at home when the earthquake happened this 1:35pm. really scary.
marchil: everybody all right? what i thought was a dizzy spell due to heat or might have been hunger was apparently a 6.1 magnitude earthquake
artsyava: Home from school. Still surprised over the earthquake that happened today. CSB had an earthquake drill but still classes resumed after
ohsheshot: That earthquake only gave me severe headache and mild heart attack!
ageofbrillig: DZMM reports quake scene at intl conference, “sandwiches were dancing”. Crowne Plaza, 4th floor.

Some funny reflections….

johnnnnnyboy: Funny scene @the office kanina: while all of us are preparing to go down for a scheduled FIRE DRILL, bigla namang nag EARTHQUAKE! Worse Hah
indigirltwitz: was about to have late lunch when the earthquake shook…i felt the shaking going on but my friends said i was just hungry.tsk tsk tsk.

and some serious afterthoughts

jhaeze07: thanks god that everything is still ok after that earthquake. lets just always pray for everybody. god bless everyone.
fredrockz: RT @webtw Just in case you thought you were in charge of ur life, mother nature just gave us a gentle reminder, ur not. #earthquake #manila
Jaynhus: Earthquake make us forget our problems at least for a second.

Below is a short video which shows the impact of the quake in an office located in the central business district

Everybody was tweeting the quake

ImmabeKaydee: during the earthquake, first thing to enter my mind : I have to tweet this! :P hahaha..adik? (addicted)
pamantiad: everybody's tweeting about the earthquake. I'm not sure if I should, too. :P

A different earthquake in Manila today when Hollywood pop star Justin Timberlake arrived in the country

dxxen: RT @joshua_yu: RT @kellyism: people at sofitel were running to go outside, not bec of earthquake but bec Justin Timberlake was at the poolside, teehee:)
kimbamheo: oh did you felt the earthquake? or is it just Timbaland, @jojoistheway and @jtimberlake goin to rock the house on Saturday?!? 0___0!
yvette_tan: There will be a much weaker earthquake on Saturday. This time due to lolas (grandmas) jumping up and down at the Tom Jones concert. :p RT @chockwit

Philippines, Earthquake, and Manila became top twitter trending topics of the day. At one point, it even “out-trended Justin Bieber

thepoledancer: RT @iamqueenn: it took an earthquake in the Philippines to knock @justinbieber off the trending topics on Twitter
tonyocruz: RT @1rgcruz: oh this is historic—justin bieber is compeletely boxed out of twitter trending by trends from the philippines