A magnitude ML 0.4 earthquake occured in region: 3 km W Amatrice (RI), on
and geographic coordinates (lat, lon) 42.6190, 13.2510 at 14 km depth.
The earthquake was located by: Sala Sismica INGV-Roma.
Search earthquakes: Any within 30 km radius
The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Amatrice | RI | 3 | 2657 | 2657 |
Cittareale | RI | 7 | 482 | 3139 |
Accumoli | RI | 9 | 667 | 3806 |
Montereale | AQ | 10 | 2581 | 6387 |
Capitignano | AQ | 12 | 665 | 7052 |
Campotosto | AQ | 12 | 542 | 7594 |
Borbona | RI | 15 | 617 | 8211 |
Posta | RI | 16 | 694 | 8905 |
Arquata del Tronto | AP | 18 | 1178 | 10083 |
Cagnano Amiterno | AQ | 18 | 1369 | 11452 |
Barete | AQ | 19 | 737 | 12189 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.4 | 2016-08-31 22:51:50 |
42.6187 | 13.2507 | 14 | 2016-08-31 23:03:51 |
Sala Sismica INGV-Roma | 27874781 |
Field | Value |
---|---|
Time (UTC) | 2016-08-31 22:51:50 ± 0.18 |
Latitude | 42.6187 ± 0.0054 |
Longitude | 13.2507 ± 0.0147 |
Depth (km) | 14 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 27874781 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 971 |
Semi-minor axis of confidence ellipse (meter) | 695 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 283 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 970.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 153 |
Number of associated phases, regardless of their use for origin computation | 15 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.26 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.42988 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 0.4 |
Uncertainty | 0.3 |
Num. used stations | 1 |
Type of magnitude | ML |
Reference to an origin | 27874781 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2016-08-31 23:03:51 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MCRV.HHZ. | 2016-08-31T22:52:44.99 | 3.0 | undecidable | manual | Sg | 7.4 | 0 | |||
IV.GIUL.HHZ. | 2016-08-31T22:52:11.99 | 3.0 | undecidable | manual | Sn | -1.36 | 0 | |||
IV.VIVA.HHZ. | 2016-08-31T22:52:00.46 | 3.0 | positive | manual | P | 0.69 | 0 | |||
IV.T1243.HHZ. | 2016-08-31T22:51:57.61 | 0.1 | undecidable | manual | S | 62 | 18.2706 | 110 | -0.32 | 91 |
IV.RCAV.EHZ. | 2016-08-31T22:51:57.47 | 3.0 | positive | manual | Pn | -0.38 | 0 | |||
IV.T1244.EHZ. | 2016-08-31T22:51:57.24 | 0.1 | undecidable | manual | S | 14 | 15.7731 | 116 | -0.08 | 96 |
IV.RM33.EHZ. | 2016-08-31T22:51:56.32 | 0.1 | undecidable | manual | S | 194 | 12.4764 | 125 | -0.24 | 92 |
IV.SMA1.EHZ. | 2016-08-31T22:51:55.59 | 0.1 | undecidable | manual | S | 79 | 7.0929 | 146 | 0.06 | 100 |
IV.T1202.EHZ. | 2016-08-31T22:51:55.71 | 0.1 | undecidable | manual | S | 347 | 9.6792 | 135 | -0.26 | 93 |
IV.FAGN.HHZ. | 2016-08-31T22:51:55.86 | 3.0 | positive | manual | P | 47.7189 | -3.38 | 0 | ||
IV.T1244.EHZ. | 2016-08-31T22:51:54.61 | 0.1 | undecidable | manual | P | 14 | 15.7731 | 116 | 0.19 | 96 |
IV.T1243.HHZ. | 2016-08-31T22:51:54.98 | 0.3 | undecidable | manual | P | 62 | 18.2706 | 110 | 0.21 | 72 |
IV.RM33.EHZ. | 2016-08-31T22:51:54.04 | 0.1 | undecidable | manual | P | 194 | 12.4764 | 125 | 0.06 | 98 |
IV.SMA1.EHZ. | 2016-08-31T22:51:53.74 | 0.1 | undecidable | manual | P | 79 | 7.0929 | 146 | 0.36 | 95 |
IV.T1202.EHZ. | 2016-08-31T22:51:53.73 | 0.1 | undecidable | manual | P | 347 | 9.6792 | 135 | 0.09 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SMA1.EHE. | ML:0.5 | 0.00017715 | 1.28 | AML | other | m | 2016-08-31T22:52:58.37 |
IV.SMA1.EHN. | ML:0.6 | 0.00019 | 0.12 | AML | other | m | 2016-08-31T22:52:58.16 |