Earthquake testimonies

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Witness location : Concord (USA) (2 km NW from epicenter)

Time : T0+ 2 min

Just a quick single jolt. Not very big.

Witness location : Concord (USA) (2 km NW from epicenter)

Time : T0+ 5 min

Single quick jolt. Not very big, but I heard the house react.

Witness location : Pleasant Hill (USA) (3 km SW from epicenter)

Time : T0+ 36 min

One big bang, preceded by wildlife agitation (mostly birds)

Witness location : Pleasant Hill (USA) (3 km SW from epicenter)

Time : T0+ 42 min

Like a car hit the house. One jolt, then nothing.Birds were agitated before we felt it.

Witness location : Concord (USA) (3 km SE from epicenter)

Time : T0+ 4 min

Strongest shake we’ve had in a long time. No apparent damage.

Witness location : Concord (USA) (3 km S from epicenter)

Time : T0+ 12 min

Felt moderately strong quake, house started to shake and then a strong jolt, no damage just rattled nerves

Witness location : Concord (USA) (3 km E from epicenter)

Time : T0+ 26 min

I was in school and felt the ground under my foot shift, and the walls move. My family heard the P waves though I was busy listening to my teacher.

Witness location : Pleasant Hill (USA) (3 km SW from epicenter)

Time : T0+ 9 min

Light and quick about 2-3 seconds..it seemed

Witness location : Clayton (USA) (3 km SE from epicenter)

Time : T0+ 8 min

Heard the loud rumbling a little before the shaking. Ducked under the table. Felt one quick, hard shake.

Witness location : Pleasant Hill (USA) (4 km SW from epicenter)

Time : T0+ 10 min

In Concord we got a fast, powerful jolt.

Witness location : Waldon (USA) (4 km SW from epicenter)

Time : T0+ 1 min

House shook pretty good

Witness location : Clayton (USA) (4 km SE from epicenter)

Time : T0+ 1 min

44521

Witness location : Pleasant Hill (USA) (4 km SW from epicenter)

Time : T0+ 5 min

pretty short not too hard shake, bed and dresser moved a little

Witness location : Concord (USA) (4 km NW from epicenter)

Time : T0+ 25 min

Pretty good shaker. Instant jolt, then rattling of the cabinet doors for about 10 - 20 seconds.

Witness location : Pleasant Hill (USA) (4 km SW from epicenter)

Time : T0+ 4 min

Slight movement for maybe 4 seconds or so. Little bit of a wave. No big bumps.

Witness location : Pacheco (USA) (5 km W from epicenter)

Time : T0+ 10 min

It felt like someone pushed the whole building

Witness location : Clayton (USA) (6 km SE from epicenter)

Time : T0+ 2 min

Just felt a good quake here in Concord California. Estimate 3.7?

Witness location : Pleasant Hill (USA) (6 km SW from epicenter)

Time : T0+ 2 min

It started with a quick 'jerk' (like a car hit the house) and then shifted to 5 or so seconds of gentle shaking.

Witness location : Pleasant Hill (USA) (6 km SW from epicenter)

Time : T0+ 65 min

Didn’t feel the movement so much but heard a loud crash or bang. Thought someone had run into something.

Witness location : Martinez (USA) (6 km W from epicenter)

Time : T0+ 16 min

I heard a quiet, brief rumble in distance, like a truck possibly,the house creaked a few times.I was sitting at my kitchen table and "sensed" earthquake! I stood up to hang on to my table. Then the loud rumble and quick shaking hit and was gone just like that. Time was 11:23 am according to my wall clock. Interestingly, we had to check on our Springer Spaniel who had begun to howl nonstop for nearly a minute. He rarely ever does that, not on his own anyway. We checked, listened for anything unusual and reassured him all was ok. That was about 20-30 minutes before the earthquake.

Witness location : Waldon (USA) (6 km S from epicenter)

Time : T0+ 19 min

Big jolt followed by a roll out. Lasted about 6 seconds.

Witness location : Waldon (USA) (6 km S from epicenter)

Time : T0+ 20 min

Big jolt followed by a roll out. Lasted about 6 seconds. I’m in Walnut Creek.

Witness location : Contra Costa Centre (USA) (6 km SW from epicenter)

Time : T0+ 15 min

Quick hard jolt and stopped. Shook our large office building in Walnut Creek, CA.

Witness location : Pacheco (USA) (7 km W from epicenter)

Time : T0+ 9 min

felt a jolt downstairs in the den, wife says it was a quick shake. our tall cabinet in the bedroom moved. it woke up our sleeping dog.

Witness location : Pacheco (USA) (7 km W from epicenter)

Time : T0+ 5 min

Short jolt

Witness location : Waldon (USA) (7 km SW from epicenter)

Time : T0+ 11 min

Big jolt, whole table moved as if I ran into it

Witness location : Contra Costa Centre (USA) (7 km SW from epicenter)

Time : T0+ 4 min

Some rattling in the kitchen

Witness location : Clayton (USA) (7 km E from epicenter)

Time : T0+ 58 min

Felt strong shake here in Clayton California

Witness location : Clayton (USA) (7 km E from epicenter)

Time : T0+ 2 min

Clayton California

Witness location : Walnut Creek (USA) (8 km SW from epicenter)

Time : T0+ 2 min

Downtown Walnut Creek — a rumble and then the house felt shoved and lamps rattled!

Witness location : Vine Hill (USA) (8 km W from epicenter)

Time : T0+ 4 min

Happened @11:18 am in Martinez, CA.Light rolling shaking.

Witness location : Clayton (USA) (9 km SE from epicenter)

Time : T0+ 6 min

Potted plants were shaking and heard a low rumbling.

Witness location : Vine Hill (USA) (9 km W from epicenter)

Time : T0+ 5 min

Creaking of house and a light bump. One or two seconds between s and p waves.

Witness location : Vine Hill (USA) (9 km NW from epicenter)

Time : T0+ 2 min

Rumbled 2 sec

Witness location : Pittsburg (USA) (10 km NE from epicenter)

Time : T0+ 3 min

Was in parked car and felt shaking

Witness location : Saranap (USA) (11 km SW from epicenter)

Time : T0+ 12 min

4-5 seconds, rattled Walnut Creek

Witness location : Mountain View (USA) (11 km W from epicenter)

Time : T0+ 2 min

Didn't even really get the dog's attention.

Witness location : Martinez (USA) (12 km W from epicenter)

Time : T0+ 8 min

I felt it swayed for about 15 seconds

Witness location : Pittsburg (USA) (12 km E from epicenter)

Time : T0+ 30 min

Coworkers came out of their office and said "Did you feel that?"Gently felt.

Witness location : Alamo (USA) (13 km S from epicenter)

Time : T0+ 5 min

Rumbling for 10-12 seconds with creaking house/shower doors and slightly swinging ceiling fans/chandeliers in south Walnut Creek area.

Witness location : Pittsburg (USA) (13 km NE from epicenter)

Time : T0+ 46 min

A strong jolt

Witness location : Martinez (USA) (13 km NW from epicenter)

Time : T0+ 61 min

A quick, sharp jolt.

Witness location : Alamo (USA) (13 km S from epicenter)

Time : T0+ 5 min

Estimate: 3.5-4.0. Close by

Witness location : Benicia (USA) (16 km NW from epicenter)

Time : T0+ 8 min

Felt it too...quick jolt.

Witness location : Moraga (USA) (18 km SW from epicenter)

Time : T0+ 3 min

Big short jolt, caused some shaking in the house.

Witness location : Blackhawk (USA) (21 km SE from epicenter)

Time : T0+ 1 min

Small amount of shaking for about 2-3 seconds

Witness location : Crockett (USA) (22 km NW from epicenter)

Time : T0+ 8 min

Slight tremor, some items rattled, dogs reacted

Witness location : Blackhawk (USA) (22 km SE from epicenter)

Time : T0+ 13 min

One quick 2 sec shake and that’s it. No noise or roll. Very quick!

Witness location : San Ramon (USA) (23 km S from epicenter)

Time : T0+ 5 min

Felt in San Ramon area..light steady shaking..

Witness location : San Ramon (USA) (25 km S from epicenter)

Time : T0+ 4 min

In bed working and felt a slight shaking. In San Ramon

Witness location : Kensington (USA) (25 km W from epicenter)

Time : T0+ 159 min

It was a single jolt - furniture jolted

Witness location : Berkeley (USA) (25 km SW from epicenter)

Time : T0+ 8 min

lasted 2-3 seconds

Witness location : Vallejo (USA) (25 km NW from epicenter)

Time : T0+ 6 min

Noticed shaking of my computer monitor for about 10-15 seconds.

Witness location : Berkeley (USA) (25 km SW from epicenter)

Time : T0+ 10 min

Short small shake

Witness location : Vallejo (USA) (26 km NW from epicenter)

Time : T0+ 2 min

Felt 2nd floor, Fairfield, near Jelly Belly. Little shaking and heard the little cracks that buildings make.

Witness location : Vallejo (USA) (27 km NW from epicenter)

Time : T0+ 2 min

Fairfield/Suisun/Vallejo

Witness location : Vallejo (USA) (27 km NW from epicenter)

Time : T0+ 6 min

Teaching online and we all just went wait a minute did you feel that. One student said her dog was acting strange right before.

Witness location : Vallejo (USA) (27 km NW from epicenter)

Time : T0+ 55 min

Yes felt while online with students. What a weird feeling to be online with students and see their reactions.

Witness location : Emeryville (USA) (27 km SW from epicenter)

Time : T0+ 17 min

My chair and fridge shook ever so briefly

Witness location : Piedmont (USA) (27 km SW from epicenter)

Time : T0+ 5 min

Small but STILL SCARED THE CRAP OUT OF ME 2021 I thought you’d be different!!

Witness location : Piedmont (USA) (27 km SW from epicenter)

Time : T0+ 4 min

A little light shaking of the couch

Witness location : Emeryville (USA) (28 km SW from epicenter)

Time : T0+ 2 min

Just a brief rolling shudder - 2secs

Witness location : Castro Valley (USA) (29 km S from epicenter)

Time : T0+ 46 min

One big jolt, like someone hit the wall.

Witness location : Suisun (USA) (30 km NW from epicenter)

Time : T0+ 8 min

Felt a few wiggles while sitting at my desk in Fairfield. Others in the office noticed it as well.

Witness location : Pleasanton (USA) (34 km S from epicenter)

Time : T0+ 6 min

The bed had a light shaking in Pleasanton, felt it, but had to check my earthquake app to see if it was an earthquake or if I just imagined it.

Witness location : North Richmond (USA) (36 km W from epicenter)

Time : T0+ 86 min

In concord calif. Lots of rattling. No damage. Lasted circa 3 seconds.

Witness location : San Francisco (USA) (40 km SW from epicenter)

Time : T0+ 23 min

Building wavered, pets perked up

Witness location : Chinatown (USA) (40 km SW from epicenter)

Time : T0+ 2 min

Birds chirping, pet woke up and large shake.

Witness location : Chinatown (USA) (40 km SW from epicenter)

Time : T0+ 2 min

Felt chair shake

Witness location : Chinatown (USA) (42 km SW from epicenter)

Time : T0+ 7 min

It was a small rumble. Nothing real major.

Witness location : San Francisco (USA) (43 km SW from epicenter)

Time : T0+ 7 min

Rattled my furniture for about 45 seconds

Witness location : Mission District (USA) (44 km SW from epicenter)

Time : T0+ 365 min

This was a slight sustained wiggle for a few seconds while sitting at my chair and desk area at home. No one else seemed to notice. So mild but noticeable for me

Witness location : Noe Valley (USA) (44 km SW from epicenter)

Time : T0+ 4 min

Gentle shake, thought it was the clothes dryer

Witness location : San Francisco (USA) (46 km SW from epicenter)

Time : T0+ 1 min

Even my Pug felt it.

Witness location : Daly City (USA) (48 km SW from epicenter)

Time : T0+ 12 min

Felt a rattle

Witness location : San Francisco (USA) (48 km SW from epicenter)

Time : T0+ 6 min

Working at my desk -- definite light rolling sensation, could see plants / decoration swaying slightly. Motion stopped after ~7-10 seconds.

Witness location : Daly City (USA) (51 km SW from epicenter)

Time : T0+ 11 min

2nd story floor rattled a bit and I felt the rattle under my feet.

Witness location : Colma (USA) (53 km SW from epicenter)

Time : T0+ 7 min

Just a slight shake from South San Francisco

Witness location : Belmont (USA) (54 km SW from epicenter)

Time : T0+ 2 min

Mild shaking in peninsula

Witness location : Pacifica (USA) (56 km SW from epicenter)

Time : T0+ 11 min

short - just chair shaking

Witness location : Redwood City (USA) (58 km S from epicenter)

Time : T0+ 5 min

A light shake, redwood city

Witness location : Palo Alto (USA) (60 km S from epicenter)

Time : T0+ 31 min

kids felt it upstairs. Felt nothing downstairs

Witness location : Palo Alto (USA) (61 km S from epicenter)

Time : T0+ 13 min

I was doing work on my laptop, sitting on my bed (quietest room in the house) when I felt the bed shaking. Felt like an earthquake to me, so I checked.

Witness location : Palo Alto (USA) (62 km S from epicenter)

Time : T0+ 8 min

Was sitting down on 3rd floor of apartment complex, heard wall shake a little, felt the floor rumble a bit, very minor but more than if a truck had driven by

Witness location : Milpitas (USA) (63 km S from epicenter)

Time : T0+ 47 min

Short 3 second strong jolt.

Witness location : San Jose (USA) (64 km S from epicenter)

Time : T0+ 12 min

Felt the desk and chair being pushed

Witness location : San Jose (USA) (71 km S from epicenter)

Time : T0+ 4 min

A single jolt and that was it

Witness location : Campbell (USA) (76 km S from epicenter)

Time : T0+ 7 min

Strong enough to rattle shower door, sway hanging lamp and rattle some dishes.