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Moderate mag. 5.0 earthquake - Costa Rica on Sunday, 8 December 2019

Moderate mag. 5.0 earthquake  - Costa Rica on Sunday, 8 December 2019
Date & time: Sunday, 8 December 2019 18:31 UTC
Magnitude: 5.0
Depth: 50.0 km
Epicenter latitude / longitude: 10.35°N / 85.51°W (Costa Rica)
Nearest volcano: Rincón de la Vieja (57 km)
Primary data source: GFZ
Estimated released energy: 2*10^12 J (554 MWh / 477 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
Sun, 8 Dec 2019
Sun, 8 Dec 18:31 UTCM 5.0 / 53 kmCosta RicaEMSC
Sun, 8 Dec 18:31 UTCM 5.2 / 10 km44km WNW of Samara, Costa RicaUSGS

"I felt it" reports:
Nosara/Garza / MMI V (Moderate shaking): Two short fast shakes, with windows and doors swinging and rattling.
Tamarindo (36.6 km W from epicenter) [Map] / MMI V (Moderate shaking): A short shake, was having lunch and felt like someone pushed my chair hard out of the way a few times
Hotel Boyeros, Liberia, Costa Rica / MMI III (Weak shaking): Three of us were sitting in the lobby of the hotel. We felt our chairs vibrate twice. We looked around, no heavy trucks or other cause. We all said, “Earthquake.”. Our friend outside did not feel it. Another friend resting on a bed did not feel it. I checked the earthquake records and it was at the same time as a reported earthquake for the area.
Ho, Liberia, Costa / MMI III (Weak shaking): Three of us were sitting in the hotel lobby of Hotel Boyeros. We all felt our chais vibrate. We thought it might be heavy truck. Ruled it out and all of us said, “Earthquake”. I checked last night and there was an earthquake at reported at exactly that same time. Our friend outside did not feel it. Our friend on the bed sleeping did not feel it.
Hotel Boyerous / MMI III (Weak shaking): Three of us were sitting talking. We all felt our chairs vibrate, looked around. It was not due to heavy truck movement or any thing else. We all said, “earthquake”. Our friend outside did not feel it. The other friend sleeping did not feel it. I checked the earthquake report last night and our two chair vibrations occurred at exactly the same time as the earthquake
Sarchi Norte / MMI II (Very weak shaking): More rolling than shaking. Very slight.
Huacas / MMI V (Moderate shaking): Very noticeable outside. Very brief 3-4 seconds. No aftershocks noticed.
Playas del Coco / MMI V (Moderate shaking): I felt two movements. The first was slight and short. The second was much longer and more pronounced. People had to hold on to railings to steady themselves. Monkeys could be heard and sounded agitated.
Nosarita, Belen, Nicoya County @ 12:32pm / MMI V (Moderate shaking): Inside house...on bed...heard loud bang...2 seconds later the house shook and then it was over! Congo monkeys howling!
(121.6 km SE from epicenter) [Map] / not felt
Samara / MMI IV (Light shaking): Lying on the beach. Felt the ground moving below
Las Ventanas. Playa grande Guanacaste / MMI III (Weak shaking)
Nosara / MMI IV (Light shaking)
Tempate / MMI V (Moderate shaking)
Portrero / MMI IV (Light shaking)
Rio Piedras Tilaran / MMI IV (Light shaking)
Samara costa rica / MMI III (Weak shaking)
(59.8 km ENE from epicenter) [Map] / MMI IV (Light shaking): noticed a rolling sensation. (via app)
Pacifico, Playas del Coco, Guanacaste / MMI III (Weak shaking)
Beach Club Reserva conchal. Jolting lateral shocks / MMI V (Moderate shaking): Jolts in succession. Moved beach club furniture. Short lived. Knew what is was. Glad no after shocks,or tsunami.
Playa Avellanas / MMI V (Moderate shaking): My house was shaking. Terrible feeling.
(39.4 km SW from epicenter) [Map] / MMI V (Moderate shaking): I was on the second floor of a concrete home, very well constructed. Oceanfront. Playa Venado. I was cleaning, with hands on the faucets, the walls and floor shook quite forcibly. Also it was loud.
Guanacaste / MMI V (Moderate shaking)
Junquillal moderate shaking of house. Loud! / MMI V (Moderate shaking)
Playas del Coco / MMI IV (Light shaking)
Nosara, Guanacaste Costa Rica, (Playa Guiones) / MMI V (Moderate shaking): I was standing in my kitchen, when suddenly I heard the loud shaking of the homes windows shaking. Then felt a SIGNIFICANT BUMP, as if a large wave rolled under the structure
(36.6 km W from epicenter) [Map] / MMI IV (Light shaking)
Canafistula / MMI IV (Light shaking)
Tamarindo / MMI II (Very weak shaking)
Tamarindo Guanacaste costa rica / MMI IV (Light shaking)
Playa Guiones / MMI IV (Light shaking)
Lake Arenal Condos / MMI III (Weak shaking)
Barrio Chorotega, Cañas, Guanacaste, Costa Rica (46.6 km ENE from epicenter) [Map] / MMI IV (Light shaking): lo sentí devil, aunque si se percibió por nos segundos
Tamarindo (30.3 km W from epicenter) [Map] / MMI V (Moderate shaking): Felt like massive truck going by first shake' second shake was clearly an earthquake and stood in doorway praying it didnt get worse. Everything shook in concrete building but nothing fell just vibrated hard. (via app)
san juanillo (43.3 km SW from epicenter) [Map] / MMI V (Moderate shaking): I was in a small cabin on steel post so I shook quite a bit
Playa callejones / MMI V (Moderate shaking): Short but intense
(30.3 km NW from epicenter) [Map] / MMI IV (Light shaking)
(30.3 km W from epicenter) [Map] / MMI IV (Light shaking): Two fairly strong shakes made us stand under doorways. Was like a massive 100 ton truck passing right next to us. Then realized it was too strong to be a truck. Yup wake up call and being in tamarindo was very strong. Thank god it stopped. Thought it was going to get worse. (via app)
Brasilito, Guanacaste COsta Rica / MMI VI (Strong shaking): very fast but loud and strong. could hear a boom then the earth moving sounds plus my windows rattling and the floor moving under my feet.
Plays langosta / MMI IV (Light shaking)
Coco / MMI III (Weak shaking)
Tamarindo / MMI IV (Light shaking): Light rattling for a few seconds becoming a brief but stronger shake that alarmed everyone in the house so much they ran outside fearing a larger aftershock.
Fortuna Bagaces / MMI V (Moderate shaking)
Samara, Guanacaste / MMI II (Very weak shaking)
Playa Hermosa, Guanacaste / MMI II (Very weak shaking)
Playa del Coco / MMI V (Moderate shaking)
(134.4 km ESE from epicenter) [Map] / MMI IV (Light shaking)(via app)
Pavones de Nandayure / not felt
(48.9 km S from epicenter) [Map] / MMI IV (Light shaking): Garage door made noises like a very strong gust of wind (via app)
Potrero, Surfside / MMI IV (Light shaking): 2 tremors. 2 nd one stronger. A lot of noise - tin rattling, bangs, creaking. Seated family members felt definite shake. I was standing - heard a lot of noise.
Samara / MMI IV (Light shaking)
Samara (52.9 km S from epicenter) [Map] / MMI IV (Light shaking)
Tamarindo / MMI VIII (Severe shaking)
Tamarindo / MMI V (Moderate shaking)
(47.4 km SSW from epicenter) [Map] / MMI V (Moderate shaking): Clearly felt only one shake. I was under a rancho
playas del Coco / MMI IV (Light shaking)
(38.8 km WSW from epicenter) [Map] / MMI IV (Light shaking): Two waves
Samara / MMI II (Very weak shaking): Slight tremor
Playa hermosa, guanacaste (36.2 km W from epicenter) [Map] / MMI V (Moderate shaking)
(30 km NW from epicenter) [Map] / MMI V (Moderate shaking): Glass patio doors shook twice a few seconds apart. Shelves and dishes rattled. (via app)
potrero Surfside / MMI IV (Light shaking)
Villarreal / MMI VI (Strong shaking)
Mal país / MMI II (Very weak shaking): Mild shaking for a few seconds.
Rythmia Life Advancement Center, near the Marriott / MMI II (Very weak shaking): This must have been an aftershock, maybe around 12:30-12:40 ( I didn’t look at my watch until now). It was short and of medium intensity.
Playa del coco Costa Rica / MMI IV (Light shaking)
Playa Samara (52.3 km S from epicenter) [Map] / MMI IV (Light shaking)(via app)
(31.3 km NW from epicenter) [Map] / MMI IV (Light shaking)
Nosara / MMI IV (Light shaking)
(32.7 km W from epicenter) [Map] / MMI IV (Light shaking): Mild shaking. Felt like train passing close to house. (via app)
Playa Negra, Costa RicaIm / MMI VI (Strong shaking): Items moved, all animals and family members alarmed . Very short
(51.8 km SSW from epicenter) [Map] / MMI V (Moderate shaking): One big jolt
Potrero (31.9 km WNW from epicenter) [Map] / MMI IV (Light shaking): 2nd floor of condo felt vibration more than ground floor. Trees rattling and monkeys howling. Heavy window rattling, TV and lamps vibrating/moving a bit.
Cabo velas / MMI IV (Light shaking)
Artola Guanacaste / MMI IV (Light shaking)
(31.8 km NW from epicenter) [Map] / MMI V (Moderate shaking): Two bursts felt. Second felt stronger.
Playa del Coco / MMI V (Moderate shaking)
El Llanito (31.7 km W from epicenter) [Map] / MMI VI (Strong shaking): Heard rumbling. Very short under 5 seconds
Nosarita....Nicoya Canton / MMI IV (Light shaking): was napping heard a LARGE Rumle...then a second or two...house shook! Congo Monkeys howling and other life in jungle were responding.
Junquillal / MMI V (Moderate shaking)
Playa conchal costa rica / MMI III (Weak shaking)
Tamarindo / MMI V (Moderate shaking): Lots of people here felt it shaking.
Playa Pelada, Nosara, Guanacaste / MMI IV (Light shaking)
Playa Conchal / MMI II (Very weak shaking)
(31.9 km NNW from epicenter) [Map] / MMI V (Moderate shaking)
tamarindo / MMI V (Moderate shaking)
Nosara / MMI V (Moderate shaking)
Playa Hermosa (30.4 km NW from epicenter) [Map] / MMI III (Weak shaking)
San Ramon (116.9 km ESE from epicenter) [Map] / MMI IV (Light shaking): Had just pulled into the garage and turn the engine off. Then the car started to rock a bit. (via app)
San Juanillo, Guanacaste / MMI VI (Strong shaking)
San Juanillo Guanacaste / MMI IV (Light shaking)
Samara / MMI III (Weak shaking)
Playa Avellanas / MMI IV (Light shaking)
nosara, (45.3 km SSW from epicenter) [Map] / MMI V (Moderate shaking)
(68.3 km ENE from epicenter) [Map] / MMI IV (Light shaking): Lasted only a few seconds.
Playa Negra, los Pargos / MMI VI (Strong shaking)
Tamarindo / MMI IV (Light shaking)
Junquillal / MMI IV (Light shaking)
Junquillal (39.4 km SW from epicenter) [Map] / MMI VI (Strong shaking)
Playas Del coco / MMI VI (Strong shaking)
Huacas, Guanacaste (30.2 km W from epicenter) [Map] / MMI V (Moderate shaking)
Nosara, Costa rica / MMI VII (Very strong shaking): Quick violent shaking
El Castillo de Arenal (83.7 km E from epicenter) [Map] / MMI V (Moderate shaking): moderate shaking (via app)
Nosara / MMI VI (Strong shaking)
Tamarindo guanacaste / MMI VI (Strong shaking)
(29.6 km WNW from epicenter) [Map] / MMI V (Moderate shaking)(via app)
Playa Avellanas, Costa Rica / MMI VI (Strong shaking)
Liberia (Costa Rica) (43 km NE from epicenter)(no details): Mamin si e keni pas ? (via EMSC)
Cuajiniquil (Costa Rica) (25 km S from epicenter)(no details): 2 short shocks. Hard but no more than 2 seconds (via EMSC)
Nosara (Costa Rica) (38 km S from epicenter)(no details): Nosara (via EMSC)
Veintisiete de Abril (Costa Rica) (22 km SW from epicenter)(no details): Wow. Sounded like thunder coming then the ground shook (via EMSC)
Tempate (Costa Rica) (22 km NW from epicenter)(no details): The built in stoves rattled as did the refrigerators. Was short... location Potrero GTE (via EMSC)
Tempate (Costa Rica) (22 km NW from epicenter)(no details): Pretty strong double tap. Moved my chair and shook the doors. 1 picture fell over. (via EMSC)
Tamarindo (Costa Rica) (19 km W from epicenter)(no details): Deep Rumble --- started like big truck then got giggly. Felt deep (via EMSC)
Cabo Velas (Costa Rica) (19 km NW from epicenter)(no details): Was outside the house. First movement was a slight quiver, then the shake came. Came in short waves. Heard the roof tiles shake. Only a second or two (via EMSC)

 

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