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Minor mag. 3.3 earthquake - 8km ENE of Alum Rock, CA (USA) on Wednesday, 9 October 2019

Minor mag. 3.3 earthquake  - 8km ENE of Alum Rock, CA (USA) on Wednesday, 9 October 2019
Oct 9 17:50: Magnitude recalculated from 3.4 to 3.3.
Hypocenter depth recalculated from 8.5 to 9.3 km.
Date & time: Wednesday, 9 October 2019 09:15 UTC
Local time at epicenter: 2019-10-09 01:15:16 -08:00
Magnitude: 3.3
Depth: 9.3 km
Epicenter latitude / longitude: 37.38183°N / 121.73283°W (United States)
Nearest volcano: Clear Lake (199 km)
Primary data source: USGS
Estimated released energy: 5.6*10^9 J (1.56 MWh / 1.34 tons of TNT) [learn more]
If you felt this quake (or if you were near the epicenter), please share your experience with us and submit a short "I felt it" report.
You can use your GPS or device location as well to show where you were during the earthquake.
- thank you.

Data for same earthquake as reported from other agencies
TimeMag. / DepthLocationSource
Wed, 9 Oct 2019
Wed, 9 Oct 09:15 UTCM 3.4 / 8 kmSan Francisco Bay Area, Calif. (USA)EMSC

"I felt it" reports:
San Jose / MMI V (Moderate shaking)
Santa Clara, CA / not felt: I awakened with a start. It felt like something powerful had just impacted the bed and jolted it. I only felt the one big jolt. When I looked at the clock,it was 2:16 a.m.
San Jose Ca, east side / MMI II (Very weak shaking)
Milpitas (15.4 km WNW from epicenter) [Map] / MMI IV (Light shaking)
(14.6 km WNW from epicenter) [Map] / MMI IV (Light shaking): We live just west from the Ed Levin county Park. I was sitting on a low stool with my back against the retaining wall which also divides our unit and the second unit of this duplex. My wife was sitting across the room from me and as she started to say something, I suddenly stopped her and asked if she could hear what I was hearing. Which was a sound like no other. It was sort of like thunder underneath us, followed by creaking from the walls, ceiling and floors. It was a very Erie sound, that I
San Jose / MMI V (Moderate shaking)
Milpitas (16.7 km WNW from epicenter) [Map] / MMI III (Weak shaking)
San Jose / MMI IV (Light shaking): Woke up and felt the shaking and heard rattling in my water closet
Waterford, Ca (91.9 km ENE from epicenter) [Map] / not felt(via app)
San Jose / MMI V (Moderate shaking): Good jolt and shaking
San Jose 101 E. San Fernando St. / MMI IV (Light shaking): We live on the 4th floor of our apartment so we felt it pretty strongly.
Milpitas / MMI V (Moderate shaking): Strong jolts that woke quite a few people up in the community
San Jose, CA / MMI V (Moderate shaking): About 5 seconds long
Newark / not felt: Didn't feel it
San Jose ca / MMI III (Weak shaking)
(27.9 km WSW from epicenter) [Map] / MMI II (Very weak shaking): Felt like cat jumping on the bed...
San Jose ca. / MMI IV (Light shaking)
San Jose / MMI V (Moderate shaking): Made me wake up
San Jose / MMI V (Moderate shaking)
Sunnyvale, CA / MMI IV (Light shaking)
San Jose / MMI II (Very weak shaking)
339 valley view ave San Jose ca 95127 / MMI VI (Strong shaking): lasted about 2 seconds in tense movement
San Jose / MMI IV (Light shaking)
Cupertino, CA / MMI IV (Light shaking): Screens (monitors) and laptop on desk shaking for ~1 minute.
Santa Clara (20.5 km W from epicenter) [Map] / MMI V (Moderate shaking): Shaken in bed. Creaking heard
1144 So Second Street, San Jose, CA 95112 / MMI IV (Light shaking): Lasted about 25 seconds
sunnyvale ca fair oaks ave / MMI III (Weak shaking): my birds in cage were the first thing i heard after the Jolt or whatever it was it also sounded like a big bang. maybe consturction at google cloud posibly? but my aprtments are fine i guess.
San Jose / MMI IV (Light shaking)
Los gatos / MMI IV (Light shaking)
Sunnyvale (27.4 km W from epicenter) [Map] / MMI IV (Light shaking)
(16.6 km SW from epicenter) [Map] / MMI IV (Light shaking): Hard jump. Startled.
San jose (12.8 km WNW from epicenter) [Map] / MMI II (Very weak shaking): Was laying in bed with my cats and the entire bed swayed.
San Jose / MMI III (Weak shaking)
San Jose / MMI IV (Light shaking)
San Jose / MMI II (Very weak shaking)
Santa clara / MMI II (Very weak shaking): Soft shake of the bed and some noise from the house.
San Jose, CA / MMI IV (Light shaking)
52 skytop St San Jose ca / MMI IV (Light shaking)
san jose / MMI II (Very weak shaking)
Sunnyvale (United States of America) (28 km W from epicenter)(no details): About 2 to 3 seconds of mild shaking (via EMSC)
Cupertino (United States of America) (27 km W from epicenter)(no details): Interesting. I'm sitting at my computer, got the alert about this which says it happened just about 6 minutes ago but, I never felt a thing. Huh. ¯\_(ツ)_/¯ Too dinky, I guess. (via EMSC)
Sunnyvale (United States of America) (27 km W from epicenter)(no details): Was only two seconds at most of a rattle and slight shake of the house. (via EMSC)
Sunnyvale (United States of America) (26 km W from epicenter)(no details): felt an earthquake at sunnyvale (via EMSC)
Sunnyvale (United States of America) (26 km W from epicenter)(no details): Loud bang, no rolling. Lights swinging. (via EMSC)
Cupertino (United States of America) (26 km W from epicenter)(no details): Just a quick jolt in Cupertino I’m (via EMSC)
Fremont (United States of America) (19 km NW from epicenter)(no details): My location is in Fremont northern CA. I was siting on the floor and felt the earthquake two minutes ago (via EMSC)
San Jose (United States of America) (19 km W from epicenter)(no details): Windows shook, sounded like wind at first. (via EMSC)
San Jose (United States of America) (18 km W from epicenter)(no details): Quick and strong jolt (via EMSC)
San Jose (United States of America) (18 km W from epicenter)(no details): I felt the bed shaking for about a second or two. (via EMSC)
San Jose (United States of America) (18 km W from epicenter)(no details): I felt the bed shaking for about a second or two. (via EMSC)
San Jose (United States of America) (17 km SW from epicenter)(no details): Felt the quake as a small tremors (via EMSC)
Milpitas (United States of America) (16 km W from epicenter)(no details): Felt like 2 total movements. 1 small one and a slightly bigger one (via EMSC)
Milpitas (United States of America) (15 km W from epicenter)(no details): Bothe me and my wife got woken up by the shake (via EMSC)
San Jose (United States of America) (15 km W from epicenter)(no details): Shot jolt, felt my bed shake . Scary! Now am wide awake. (via EMSC)
San Jose (United States of America) (15 km W from epicenter)(no details): Shot 2 jolts. .... again (via EMSC)
San Jose (United States of America) (15 km W from epicenter)(no details): A quick jolt, lasted a second or 2 (via EMSC)
San Jose (United States of America) (15 km W from epicenter)(no details): Shook me awake with one big jolt and my bedside lampshade jiggled; husband felt nothing (via EMSC)
San Jose (United States of America) (15 km W from epicenter)(no details): Woke me up and I have slept through many “stronger” (via EMSC)
San Jose (United States of America) (15 km W from epicenter)(no details): Felt bed shake. (via EMSC)
San Jose (United States of America) (15 km W from epicenter)(no details): it was just a quick rumble, like 1 second (via EMSC)
San Jose (United States of America) (15 km W from epicenter)(no details): A deep sounding rumble with rolling wave with a bounce that shook to the left then to the right (via EMSC)
San Jose (United States of America) (15 km W from epicenter)(no details): Was asleep and wasn’t sure if shaking was felt as it seemed spread out over a short period of time. Spouse jumped up and I went to twitter to confirm others felt quake also. He said he felt was seemed like two quakes. (via EMSC)
San Jose (United States of America) (15 km W from epicenter)(no details): Both husband and I woken from a deep sleep (via EMSC)
San Jose (United States of America) (15 km W from epicenter)(no details): Shook the bed and a oke me up. (via EMSC)
San Jose (United States of America) (15 km W from epicenter)(no details): Felt a pretty big vibration and saw the water bottle swinging! My first earthquake experience *eeeeee* (via EMSC)
San Jose (United States of America) (8 km W from epicenter)(no details): lasted 3 seconds approximate (via EMSC)

 

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