Earth Changes
The quake appears to be the largest to hit Montana since a slightly weaker M5.6 struck outside of Dillon a dozen years ago. By comparison, the state's largest quake which struck the West Yellowstone region 58-years ago was 7.2 magnitude.

Record amounts of rain have fallen in parts of south-western Japan in recent days.
Landslides were reported in several areas, and one man was dug out from the mud without signs of life, public broadcaster NHK said.
At least 11 people were missing or could not be reached, including a child, and many more were stranded and calling for help across areas of Fukuoka and Oita prefectures on the Japanese island of Kyushu.
Children and teachers at a school were among those cut off by the floodwaters.
Japan's weather bureau said the amount of rain in the region had broken all records and was continuing to fall.
Parts of Fukuoka prefecture were hit by 774 millimetres of rain in nine hours on Wednesday, more than two times the amount of rain that falls in a normal July, NHK said.
The massive landslides caused by the flooding left at least two houses swept away.

People make their way with boats through a flooded area in Liuzhou, Guangxi province, China, July 2, 2017.
Parts of southern China are still recovering from deadly flooding and landslides after a period of heavy rain between 22 and 26 June, 2017.
After a few days respite, the heavy rain began again on 29 June and severe flooding has been reported in central and southern Guizhou, central and northern parts of Guangxi and northern Hunan, according to China's Ministry of Civil Affairs (MCA).
Other areas currently affected include Zhejiang, Guangdong, Yunnan, northern Jiangxi, eastern Hubei, southern Anhui and parts of Chongqing and Sichuan provinces.
MCA reported on 04 July that 56 people have died and 22 were missing. Twenty-seven thousand houses have been destroyed and over 180,000 damaged. Vast areas of crops have also been damaged. Total economic losses have exceeded 25 billion yuan.
Out of the total deaths, 11 people pere killed in Punjab, 15 in Balochistan, six in Sindh and two in Khyber Pakhtunkhwa, National Disaster Management Authority (NDMA) said in a report
Heavy rains started over the weekend and are still lashing some areas, the NDMA said.
Over 60 houses were destroyed and roads were also damaged due to the rains and floods.
The NDMA has also recorded the deaths of four children in Waziristan over the last 24 hours due to rain and flooding.
It however said that there was no flood in the major rivers which registered normal flow.
Some areas of the country have seen heavy rain since 30 June 2017 which has triggered several landslides and floods in nine districts.
MOHA reports said that between 01 to 02 July, flooding affected the districts of Kaski, Mugu, Shyanja, Sindhuli and Saptari. Two flood-related deaths were reported, one in Dudhauli, Sindhuli district, and another in Tilathi in Saptari district.
Local media reported that around 1,500 houses were inundated at various settlements in Saptari as flood waters entered settlements.
MOHA said that three people died in a landslide in Parbat district on 01 July. A landslide in Myanglung, Terhathum district on the same day also killed 3 people.
Four landslides were reported in Kaski district where 2 people have died. Two landslides occurred in Pyuthan district, where one death was reported.

Star: calculated epicenter - Small red dots: possible error margin for the epicenter, the more dense, the higher probability that the epicenter will be in that area. Orange circle: epicenter location error zone
2017-07-04 16:05:58 UTC
USGS page: M 5.9 - 89km WSW of Constitucion, Chile
USGS status: Reviewed by a seismologist
Reports from the public: 12 people
10 km depth

People at relief works after a landslide in which a 7-yr-ol girl Dipeeka Barman (inset) was buried alive in the debrisa, at Panikhaiti in Kamrup district of Assam on Monday.
While Dipeeka Barman, a six-year old schoolgirl was killed in a landslide incident at Panikhaiti in the eastern outskirts of Guwahati city early Monday morning, Pallabi Narai, a two-and-a-half year old girl died of drowning in floods in Lakhimpur district. The body of one Mahendra Dekaraja, who was washed away by floods in Kaki in Hojai district on Saturday evening, meanwhile was recovered on Monday.
Dipeeka Barman, a Class 1 student of a Jatiya Vidyalaya at Panikhaiti, a locality in the eastern part of the city, was getting ready for school when earth from the slope of the hill behind their tin-roofed bamboo house came tumbling down, instantly burying her. While Dipeeka died on the way to the hospital, her younger sister fractured one of her legs after she got stuck under the debris. The incident took place at around 7:45 AM on Monday. Today was the last day of school before the summer holidays.
"It's an amazing event. Over the course of all our work, we have once seen orcas finish eating a whale. And here we are, watching the hunt itself. Orcas ate a minke whale, it's not a big one, up to 12 meters in length," the scientist said.
In the video, the orcas are seen chasing the whale to exhaust and drown it, the researcher noted. They then seemingly tear the whale apart, with blood appearing on the surface and being seen in the whale's throat.
Shelly Island is a destination you won't find on a standard map. The giant barrier island suddenly formed in the Atlantic Ocean, almost overnight.
CBS News correspondent Mark Strassmann reports the mile-long island, which measures as wide as a football field, has attracted hundreds of tourists by boat for the Fourth of July.
Pilot Larry Ihler told Strassmann the island "has definitely gotten bigger" and is "more built up."











Comment: See also this earlier report for more dramatic images and videos: Swathes of south China flooded; 33 dead,15 missing and hundreds of thousands evacuated