Minor earthquake - San Francisco Bay Area, California on May 10, 2013

Most important Earthquake Data:

Magnitude : 3.5

Local Time (conversion only below land) : 2013-05-09 22:12:24

GMT/UTC Time : 2013-05-10 05:12:24

Depth (Hypocenter)  : 8.3 km

Depth and Magnitude updates in the list below.

Share your earthquake experience (I Have Felt It) with our readers.
Click on the "I Felt It" button behind the corresponding earthquake. Your earthquake experience is not only important for science, but also for people in the area as well as our global readership.

SRC Location UTC Date/time M D INFO
EMSC San Francisco Bay Area, Calif. May 10 05:12 3.5 7 MAP I Felt It
USGS San Francisco Bay Area, California May 10 05:12 3.5 8 MAP I Felt It INFO
  • San Jose - bit of shaking, 4 seconds long
  • santa clara - tiny shake
  • San Jose, CA - My whole house and couch moved in one quick jerk with some weak shaking afterwards, I am pretty sure it was an earthquake or the aftershocks of one nearby.
  • 95122 - 1sec shake
  • san jose, CA - A few quick but noticeable shakes
  • san jose - Scared the crap outta me while I was about to go to bed...
  • East Foothills, CA - Just a little jump
  • 95136 - crack in the roof then a jolt in the headboard
  • Santa Cruz - Felt brief shaking
  • San Jose - bed shook back and forth
  • 95051 - Strong sound twice ,as if a heavy truck passed by.
  • Silver Creek CC - Not really shaking, but a jolt.
  • Evergreen San Jose - We felt a significant jolt, but it only lasted a few seconds.
  • Evergreen, San jose - Felt a quick jolt like something striking my house..light shake for about 3 seconds
  • South Willow Glenn - Very Short, several quick jerks, 2 seconds max
  • San Jose, CA - Doing homework and felt the couch move. Thought it was just me as no one else felt it in my house.
  • San Jose evergreen - The floor shook - I was upstair. In evergreen 95148
  • San Jose - Furniture in my room moved a bit, I thought my sister got up and shook the room lmfao but that wasn't the case
  • Cupertino - loud thud on roof and brief shaking
  • 95127 - windows rattled, floor shook, epicenter just a couple of miles from us
  • evergreen - tremor followed by a slight jolt
  • san jose - brief shaking
  • Los Gatos - House shook briefly, just once.
  • San Jose - I felt it, my daughter did not - pretty minor
  • San jose - Was sitting in a chair in my garage with two other people. Felt the chair wiggle a little bit. Neither of the other two felt it.
  • west hills - barely felt the quake
  • 95126 - Just one decentish jolt.
  • Almaden valley - Yes, I felt it.
  • Elan Village Ln, San Jose - The front door made a noise, like a strong wind had hit it. Then, sitting on the couch, I felt 3 or 4 little bounces - Sort of like what you feel under your feet when someone jumps up and down next to you.
  • San Jose - Just a single jolt, floor shifted very quickly.
  • 95117 - San Jose - Slight shift, followed by a couple smaller shakes.
  • Mountain View - It was just a one short kick - but it was there for sure.
  • San Jose - Evergreen - Felt just one hard jolt and a few seconds of minor shakes right after.
  • morgan hill - Just a quick shake
  • los gatos - Wife felt chair move, nobody else did but it lined up with the time reported (5/10 GMT 5:21AM = 5/9 PDT 10:21PM)
  • San Jose,CA - On bed (second floor) felt like someone shaking the bed back and forth, sat up to check it out, shaking stopped. Thought it was my child, but then I realized the shaking was too severe for a child to do with just kicking their feet. Also, my child was not close enough to do so. Asked if my child had felt it (child's position was on the floor playing a game) the response was "maybe felt it." I was on the phone and exclaimed, right then I explained saying "that might have been a small quake."
  • Santa Clara, CA - Sudden jolt
  • south San Jose - One quick jolt while sitting on the couch. Wife and kids in the next room thought I was crazy.
  • San Jose - Sort jolt got my immediate attention, but no damage, just a heartbeat skipping moment.
  • San Jose - I felt one jolt while sitting on the couch. Dogs immediately jumped up and looked frightened.
  • Mountain View - I thought it was a truck passing the house
  • San Jose,ca. - Sitting on my futon and i thought it was a fat person walking up the stairs haha
  • Santa Clara - 2013/05/09: felt a jolt and Light shaking for a few seconds @ 22:12.
  • Cupertino - Sudden jolt
  • San Jose, ca - Very weak. i think i felt it because i was on the third floor of an apartment building



    Other earlier earthquakes in the greater epicenter area (since 1900)

    Strongest earthquakes within a 150 km radius from this earthquake (max. 60)




    I felt the shaking *
    Country where you felt the earthquake *
    City/Village where you felt the earthquake *
    Street or suburb (area) where you felt the earthquake
    Latitude (area) where you felt the earthquake
    Longitude (area) where you felt the earthquake
    Shaking Strength *
    MMI II (Very weak shaking) ?
    People :
    Felt by persons at rest, on upper floors or favorably placed.
    MMI III (Weak shaking) ?
    People :
    Felt indoors; hanging objects may swing, vibration similar to passing of light trucks, duration may be estimated, may not be recognized as an earthquake.
    MMI IV (Light shaking) ?
    People :
    Generally noticed indoors but not outside. Light sleepers may be awakened. Vibration may be likened to the passing of heavy traffic, or to the jolt of a heavy object falling or striking the building.
    Fittings :
    Doors and windows rattle. Glassware and crockery rattle. Liquids in open vessels may be slightly disturbed. Standing motorcars may rock.
    Structures :
    Walls and frames of buildings, and partitions and suspended ceilings in commercial buildings, may be heard to creak.
    MMI V (Moderate shaking) ?
    People :
    Generally felt outside, and by almost everyone indoors. Most sleepers awakened. A few people alarmed.
    Fittings :
    Small unstable objects are displaced or upset. Some glassware and crockery may be broken. Hanging pictures knock against the wall. Open doors may swing. Cupboard doors secured by magnetic catches may open. Pendulum clocks stop, start, or change rate.
    Structures :
    Some large display windows cracked. A few earthenware toilet fixtures cracked.
    MMI VI (Strong shaking) ?
    People Felt by all. People and animals alarmed. Many run outside. Difficulty experienced in walking steadily.
    Fittings :
    Objects fall from shelves. Pictures fall from walls. Some furniture moved on smooth floors, some unsecured free-standing fireplaces moved. Glassware and crockery broken. Very unstable furniture overturned. Small church and school bells ring. Appliances move on bench or table tops. Filing cabinets or "easy glide" drawers may open (or shut).
    Structures :
    Slight damage to buildings with low standard. Some stucco or cement plaster falls. Large display windows broken. Damage to a few weak domestic chimneys, some may fall.
    Environment :
    Trees and bushes shake, or are heard to rustle. Loose material may be dislodged from sloping ground, e.g. existing slides, talus slopes, shingle slides.
    MMI VII (Very strong shaking) ?
    General alarm. Difficulty experienced in standing. Noticed by motorcar drivers who may stop.
    Fittings :
    Large bells ring. Furniture moves on smooth floors, may move on carpeted floors. Substantial damage to fragile contents of buildings.
    Structures :
    Unreinforced stone and brick walls cracked. Low standard buildings cracked with some minor masonry falls. A few instances of damage to buildings of ordinary workmanship. Unbraced parapets, unbraced brick gables, and architectural ornaments fall. Roofing tiles, especially ridge tiles may be dislodged. Many unreinforced domestic chimneys damaged, often falling from roof-line. Water tanks Type I burst. A few instances of damage to brick veneers and plaster or cement-based linings. Unrestrained water cylinders (hot-water cylinders) may move and leak. Some common windows cracked. Suspended ceilings damaged.
    Environment :
    Water made turbid by stirred up mud. Small slides such as falls of sand and gravel banks, and small rock-falls from steep slopes and cuttings. Instances of settlement of unconsolidated or wet, or weak soils. Some fine cracks appear in sloping ground. A few instances of liquefaction (i.e. small water and sand ejections).
    MMI VIII (Severe shaking) ?
    People Alarm may approach panic. Steering of motorcars greatly affected. Structures : Low standard buildings heavily damaged, some collapse. ordinary workmanship buildings damaged, some with partial collapse. Reinforced masonry or concrete buildings damaged in some cases. A few instances of damage to buildings and bridges designed and built to resist earthquakes. Monuments and pre-1976 elevated tanks and factory stacks twisted or brought down. Some pre-1965 infill masonry panels damaged. A few post-1980 brick veneers damaged. Decayed timber piles of houses damaged. Houses not secured to foundations may move. Most unreinforced domestic chimneys damaged, some below roof-line, many brought down. Environment : Cracks appear on steep slopes and in wet ground. Small to moderate slides in roadside cuttings and unsupported excavations. Small water and sand ejections and localized lateral spreading adjacent to streams, canals, lakes, etc.
    MMI IX (Violent shaking) ?
    Structures Many low standard buildings destroyed. Ordinary workmanship buildings heavily damaged, some collapse. Reinforced masonry or concrete buildings damaged, some with partial collapse. Buildings and bridges designed and built to resist earthquakes damaged in some cases, some with flexible frames seriously damaged. Damage or permanent distortion to some buildings and bridges, designed and built to normal use standards. Houses not secured to foundations shifted off. Brick veneers fall and expose frames. Environment : Cracking of ground conspicuous. Landsliding general on steep slopes. Liquefaction effects intensified and more widespread, with large lateral spreading and flow sliding adjacent to streams, canals, lakes, etc.
    Tell us your experience and how many seconds the shaking lasted + let us know if your property has been damaged (even slight damage). (max. 500 characters)
    * mandatory fields