A magnitude ML 0.8 earthquake occured in region: 5 km NE Amatrice (RI), on
and geographic coordinates (lat, lon) 42.6710, 13.3160 at 12 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 | 5 | 2657 | 2657 |
Accumoli | RI | 6 | 667 | 3324 |
Arquata del Tronto | AP | 12 | 1178 | 4502 |
Campotosto | AQ | 13 | 542 | 5044 |
Acquasanta Terme | AP | 13 | 2916 | 7960 |
Cittareale | RI | 14 | 482 | 8442 |
Cortino | TE | 17 | 656 | 9098 |
Valle Castellana | TE | 17 | 977 | 10075 |
Capitignano | AQ | 17 | 665 | 10740 |
Montereale | AQ | 17 | 2581 | 13321 |
Rocca Santa Maria | TE | 17 | 537 | 13858 |
Crognaleto | TE | 19 | 1297 | 15155 |
Montegallo | AP | 19 | 523 | 15678 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.8 | 2020-04-23 11:08:46 |
42.6708 | 13.3163 | 12 | 2020-04-23 11:18:49 |
Sala Sismica INGV-Roma | 78499391 |
Field | Value |
---|---|
Time (UTC) | 2020-04-23 11:08:46 ± 0.07 |
Latitude | 42.6708 ± 0.0027 |
Longitude | 13.3163 ± 0.0037 |
Depth (km) | 12 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 78499391 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 308 |
Semi-minor axis of confidence ellipse (meter) | 155 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 46 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 310.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 69 |
Number of associated phases, regardless of their use for origin computation | 20 |
Number of defining phases | 20 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.17 |
Epicentral distance of station closest to the epicenter (degree) | 0.04227 |
Epicentral distance of station farthest from the epicenter (degree) | 0.28778 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 78499391 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-04-23 11:18:49 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.GIGS.HHZ. | 2020-04-23T11:08:57.02 | 0.3 | undecidable | manual | S | 139 | 31.9458 | 93 | -0.22 | 71 |
IV.MC2.EHZ. | 2020-04-23T11:08:56.40 | 0.6 | undecidable | manual | S | 339 | 28.6491 | 94 | 0.04 | 49 |
IV.MMO1.HNZ. | 2020-04-23T11:08:55.58 | 0.6 | undecidable | manual | S | 2 | 25.3524 | 95 | 0.09 | 49 |
IV.TERO.HHZ. | 2020-04-23T11:08:54.99 | 0.3 | undecidable | manual | S | 103 | 24.0537 | 96 | -0.15 | 73 |
IV.NRCA.HHZ. | 2020-04-23T11:08:54.93 | 0.3 | undecidable | manual | S | 318 | 24.4533 | 96 | -0.31 | 71 |
IV.LNSS.HHZ. | 2020-04-23T11:08:54.81 | 0.3 | undecidable | manual | S | 252 | 23.754 | 96 | -0.25 | 71 |
IV.RM33.EHZ. | 2020-04-23T11:08:53.96 | 0.3 | undecidable | manual | S | 205 | 19.7691 | 99 | -0.05 | 75 |
IV.GIGS.HHZ. | 2020-04-23T11:08:52.72 | 0.3 | undecidable | manual | P | 139 | 31.9458 | 93 | 0.12 | 72 |
IV.MC2.EHZ. | 2020-04-23T11:08:52.28 | 0.3 | undecidable | manual | P | 339 | 28.6491 | 94 | 0.2 | 71 |
IV.LNSS.HHZ. | 2020-04-23T11:08:51.32 | 0.1 | undecidable | manual | P | 252 | 23.754 | 96 | -0.01 | 100 |
IV.MTRA.EHZ. | 2020-04-23T11:08:51.60 | 0.3 | undecidable | manual | S | 34 | 11.5773 | 121 | -0.33 | 72 |
IV.TERO.HHZ. | 2020-04-23T11:08:51.34 | 0.3 | undecidable | manual | P | 103 | 24.0537 | 96 | -0.04 | 75 |
IV.MMO1.HNZ. | 2020-04-23T11:08:51.68 | 0.1 | undecidable | manual | P | 2 | 25.3524 | 95 | 0.1 | 98 |
IV.NRCA.HHZ. | 2020-04-23T11:08:51.39 | 0.3 | undecidable | manual | P | 318 | 24.4533 | 96 | -0.05 | 75 |
IV.RM33.EHZ. | 2020-04-23T11:08:50.70 | 0.3 | undecidable | manual | P | 205 | 19.7691 | 99 | -0.03 | 75 |
IV.T1299.HNZ. | 2020-04-23T11:08:50.68 | 0.6 | undecidable | manual | S | 214 | 4.8951 | 152 | -0.03 | 51 |
IV.SMA1.EHZ. | 2020-04-23T11:08:50.63 | 0.3 | undecidable | manual | S | 161 | 4.6953 | 153 | -0.06 | 76 |
IV.SMA1.EHZ. | 2020-04-23T11:08:49.07 | 0.1 | undecidable | manual | P | 161 | 4.6953 | 153 | 0.26 | 98 |
IV.MTRA.EHZ. | 2020-04-23T11:08:49.70 | 0.1 | positive | manual | P | 34 | 11.5773 | 121 | 0.17 | 99 |
IV.T1299.HNZ. | 2020-04-23T11:08:49.07 | 0.1 | undecidable | manual | P | 214 | 4.8951 | 152 | 0.25 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MTRA.EHE. | ML:1.0 | 0.00010585 | 0.54 | AML | other | m | 2020-04-23T11:08:52.30 |
IV.MTRA.EHN. | ML:1.1 | 0.000136 | 1.5 | AML | other | m | 2020-04-23T11:08:52.86 |
IV.LNSS.HHE. | ML:0.9 | 0.000044 | 0.14 | AML | other | m | 2020-04-23T11:08:55.09 |
IV.TERO.HHN. | ML:0.7 | 0.000030150000000000004 | 0.22 | AML | other | m | 2020-04-23T11:08:55.12 |
IV.NRCA.HHN. | ML:0.7 | 0.00003235000000000001 | 1.36 | AML | other | m | 2020-04-23T11:08:55.87 |
IV.NRCA.HHE. | ML:0.8 | 0.0000331 | 0.1 | AML | other | m | 2020-04-23T11:08:55.17 |
IV.LNSS.HHN. | ML:0.8 | 0.000042300000000000005 | 0.42 | AML | other | m | 2020-04-23T11:08:55.77 |
IV.TERO.HHE. | ML:0.6 | 0.0000227 | 0.82 | AML | other | m | 2020-04-23T11:08:56.53 |