Earth Changes
There were no immediate reports of injuries or major structural damage after the 7:36 a.m. temblor.
The quake's epicenter was located about 22 miles northwest of Benton, California, and 91 miles southeast of South Lake Tahoe, the USGS said. It was measured at a depth of six miles.

Photos taken by the Dover-Foxcroft police show fallen trees causing power outages in central Maine.
The National Weather Service (NWS) recorded over a foot of snow in nearly 50 locations, almost all of which were in Maine. In New Hampshire, the areas of Pittsburg, Jefferson and Berlin all recorded over 6 inches.
After Bangor, Maine, recorded one of the least snowy stretches in its history, the storm dumped nearly 8 inches of snow on the city according to a NWS spotter at Bangor International Airport. AccuWeather Meteorologist Ryan Adamson previously noted that the city averaged less than 4 inches of snow in April most years.
Startling images show how Iguazu Falls - the world's largest waterfall - is almost completely dry because of a serious drought.
According to local media, Iguazu Falls located on the border of the Argentine province of Misiones and the Brazilian state of Parana have experienced a dramatic fall in water volume.
The Indonesian volcano Krakatoa, also known as Krakatau, erupted on Friday, forcing an ash cloud 14 kilometres into the air, according to Newshub.
The eruption of the famous volcano, located between the islands of Java and Sumatra in the Indonesian province of Lampung, reportedly began an 10:35 p.m. local time (3:35 PM Saturday GMT).
The popular Wooburn playing field will be closed to the public for the foreseeable future, with a 60-foot deep chasm now underneath the sinkhole.
Wooburn and Bourne End Parish Council released a statement, which reads: "Sappers Field is closed because the whole of it, not just the area around the sinkhole, is potentially unstable and very dangerous.
"The sinkhole is approximately 140 feet deep, with an underground chasm stretching 60 feet from the centre. Any part of the field could collapse in a similar way.
Mountain peaks from the Sierra Nevada to major ranges crossing Southern California glistened with new coats of white as hillsides sported increasingly vivid shades of green fueled by precipitation that began in March after a largely withering January and February.
The latest storm entered the state from the north last weekend and slowly moved down the coast.
In its fifth day, it was still drawing bands of rain into Southern California and producing remarkable amounts of snow at higher elevations.
Comment: Two days prior to the above report 4 FEET of spring snow had already smothered Mammoth Mountain in the same state.
Spring snowstorm leaves over 264,000 Maine customers without power - up to 21 inches of snow dropped

An ambulance crew checks on a vehicle off the road on the northbound side of the Maine Turnpike in Saco during Thursday's snowfall.
Central Maine Power reported around 200,000 customers without power in its service area at 9:30 a.m Friday, down from a peak of more than 204,000 earlier in the morning.
Customers in areas hardest hit by strong wind gusts and heavier-than-expected snow should expect to be without power for more than a day and restoration times may not be immediately available as crews wait for safer road conditions, a CMP spokeswoman said Friday morning.
In a release, the SDMA said seven people were killed in lightning strikes in five mandals of SPS Nellore district, two in Guntur and one in Prakasam district on Thursday.
At Chennur village alone under Dagadarthi mandal in SPS Nellore district, three were killed in the incident.
"We had issued advance warnings with the likely location of the lightning and asked people to stay in safe places. But still the deaths occurred," the SDMA said.
Thousands of birds like swallows and swifts that were migrating to Europe from Africa as part of their yearly cycles have been killed by high winds that have taken over Greece.
Hundreds of birds were found in Athens' streets, with many residents reporting finding corpses in their balconies. Further up, dead birds were found in the Aegean islands and in a lake located close to the port of Nauplia in the Peloponnese.
"It's a major disaster," Maria Ganoti of the wildlife protection group Anima told AFP on Thursday.
The 2,930-meter volcano situated in Indonesia's main Java Island has spewed ashes for 13 times since September, indicating that the intrusion of new magma has been occurring, the agency said.
Residents living around the slopes are asked to take precautionary measures for possible rains of ashes, it said in a statement.
A no-go zone has been declared at a 3-km radius from the crater, it said.













Comment: Are things heating up at Yosemite again? See: 'Long overdue' Yellowstone supervolcano eruption 'paused for now', according to naturalist