Earthquake Information: Unconfirmed Earthquake or Seismic-Type Event: Twiggs County, 10 km northeast of Warner Robins, Houston County, Georgia, United States, September 30, 2021 at 10:51 p.m. (GMT -4)

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Johns Creek, GA (165.2 km NNW of epicenter) [Map] / Very weak tremors (MMI II) / complex movement difficult to describe / 1-2 s : A thud like a falling tree | 5 users found this interesting.

Gray Georgia (39 km N of epicenter) [Map] / Weak shaking (MMI III) / vibration and rolling / 1-2 s : A loud thud with a rolling vibration. It seemed that the bugs and animals had stopped chirping for a few seconds. I got really quiet for a while.

Carrollton, Georgia 30116 / Slight shaking (MMI IV) / single vertical bump / very short : It was a quick shake. We thought something had taken hold of our house. We actually went out with a flashlight to see what was going on, if anything was going on. | 2 users found this interesting.

Jacksonville (341.3 km SE of epicenter) [Map] / weak shaking (MMI III) / simple side shaking / 2-5 s

Ponte Vedra Beach (340.1 km SE of epicenter) [Map] / Very low tremor (MMI II) / single vertical hump / very short : felt the walls shake and sound like something had been knocked in the house

30025 / Very low tremor (MMI II) / single vertical hump / very short

Loganville / Weak shaking (MMI III) / single vertical bump / very short

187.4 km NNW of epicenter [Map] / Slight shaking (MMI IV) / single vertical bump / very short

273 km SE of epicenter [Map] / Slight shaking (MMI IV) / very short : More like a heavy truck passing by, and the noise like something or someone has fallen, also felt the same between 9-10am this morning about the same intensity so too

Saint-Simon Island / Slight shaking (MMI IV) / clicking, vibration / 1-2 s : Hold the front door open while the dog peed outside. I heard the big boom, I shook the door and the dog ran inside the house.

Cleveland Tennessee / Slight shaking (MMI IV) / vertical and horizontal oscillation / 2-5 s : I felt like something had hit the whole house, shook with a high-pitched noise, felt the movement inside.

Palm Coast Beach (374.2 km SE of epicenter) [Map] / Very weak tremor (MMI II) / single vertical bump / 1-2 s : There was no shaking but what looked like a bump on the roof. The neighbor felt it too and their door shook.

College Park, Georgia / Weak shaking (MMI III) / only vertical shock / 1-2 s

Ponte Vedra Beach, Florida / Very weak tremor (MMI II) / single vertical bump / 1-2 s : It sounded like a double thud. I thought someone hit our house.

Daisy / Weak shaking (MMI III) / rattling, vibrations / 2-5 s

saint johns, FL (337 km SE from epicenter) [Map] / Weak shaking (MMI III) / only vertical shock / 1-2 s : Huge explosion sound, I felt it in my chest

Marietta, GA 30092 (178.6 km NNW of epicenter) [Map] / Very weak tremor (MMI II) / single vertical bump / 1-2 s : I thought maybe it was a sonic boom

Palm Coast, Florida / Very low tremor (MMI II) / single vertical hump / very short : I heard a boom and our whole house shook.

Walnut Grove, GA (126 km NNW of epicenter) [Map] / Slight shaking (MMI IV) / very short : Loud boom (like a concussion?). I heard it more than I felt, but the house burst and creaked and woke me and my child. Upset my dog. It was close to 11 p.m. EST.

Brookhaven, Georgia / not felt : I heard a brief thud, thought that something or someone upstairs had fallen

Middleburg / not felt / very short : I heard a loud applause and felt like the thunder was roaring

At home in St. Mary’s, GA. / Slight shaking (MMI IV) / very short : A loud explosion that rocked my house

St Simons Island Ga (260 km SE of epicenter) [Map] / Slight shaking (MMI IV) / clicking, vibration / 1-2 s : A loud boom and banging of doors sounded like an explosion. I was afraid of myself and my dog. We were in the yard, he jumped and ran into the house.

Dahlonega GA / weak shaking (MMI III) / simple lateral shaking / very short

Marietta, Georgia 30064 / not felt : It looked like something had hit the outside of our house. It was very quick and we checked the outside of the house but saw nothing and we have no trees.

Lizella, Georgia / Very low tremor (MMI II) / single vertical hump / very short : Not really felt, heard a load boom

Marietta, Georgia / weak shaking (MMI III) / simple lateral shaking / very short

2660 new cut rd. Columbia, TN 38401 / Slight shaking (MMI IV) / only vertical shock / 1-2 s : Almost like an explosion.

Crossville, AL (292.3 km northwest of epicenter) [Map] / moderate shaking (MMI V) / single vertical bump / 1-2 s : It looked like an explosion but not a lot of jerking.

Lynnville / Very weak shaking (MMI II) / 1-2 s : I didn’t feel it but I heard it

Newnan / Weak tremors (MMI III)

Georgia Pitts / Very low tremor (MMI II) / single vertical hump / very short : It looked like a distant explosion, I felt a lump as if something heavy was falling on the floor of the house.

Peachtree city ga / Very weak tremors (MMI II) / clicking, vibrations / very brief

Pulaski / non-felt / rattling, vibrating / 5-10 s : Slight shaking.

Kingsland, Georgia / not felt : I didn’t feel the earthquake but heard it, as did my mom 2 miles away from me. It’s quite far, I also heard the morning earthquake.

Duluth, GA (160.6 km NNW of epicenter) [Map] / Very weak tremors (MMI II) / complex movement difficult to describe / 2-5 s : Very weekly vibration

31543 (208.1 km SE of epicenter) [Map] / Very weak shaking (MMI II) / 1-2 s : Two loud booms.

30135 (157.6 km NW of epicenter) [Map] / slight shaking (MMI IV) / simple side shaking / 1-2 s : The numb light and vibrations sounded like I hit the wall with my fist


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