A magnitude ML 0.9 earthquake occured in region: 4 km N Amatrice (RI), on
and geographic coordinates (lat, lon) 42.6670, 13.2870 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 | 4 | 2657 | 2657 |
Accumoli | RI | 5 | 667 | 3324 |
Cittareale | RI | 12 | 482 | 3806 |
Arquata del Tronto | AP | 12 | 1178 | 4984 |
Campotosto | AQ | 14 | 542 | 5526 |
Acquasanta Terme | AP | 15 | 2916 | 8442 |
Montereale | AQ | 16 | 2581 | 11023 |
Capitignano | AQ | 16 | 665 | 11688 |
Cortino | TE | 19 | 656 | 12344 |
Valle Castellana | TE | 19 | 977 | 13321 |
Rocca Santa Maria | TE | 20 | 537 | 13858 |
Montegallo | AP | 20 | 523 | 14381 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2019-04-20 17:36:46 |
42.6667 | 13.2872 | 12 | 2019-04-20 17:42:21 |
Sala Sismica INGV-Roma | 67791531 |
Field | Value |
---|---|
Time (UTC) | 2019-04-20 17:36:46 ± 0.16 |
Latitude | 42.6667 ± 0.0063 |
Longitude | 13.2872 ± 0.0147 |
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 | 67791531 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1146 |
Semi-minor axis of confidence ellipse (meter) | 369 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 286 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1150.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 203 |
Number of associated phases, regardless of their use for origin computation | 29 |
Number of defining phases | 8 |
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) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.23652 |
Number of stations at which the event was observed | 24 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.1 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 67791531 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2019-04-20 17:42:21 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
ST.ZIAN.EHZ. | 2019-04-20T17:38:16.42 | 3.0 | undecidable | manual | Sn | -1.15 | 0 | |||
OX.CIMO.HHZ. | 2019-04-20T17:38:09.80 | 3.0 | undecidable | manual | Sn | -4.94 | 0 | |||
IV.HPAC.HHZ. | 2019-04-20T17:37:56.38 | 3.0 | undecidable | manual | Pn | -3.9 | 0 | |||
IV.NDIM.HHZ. | 2019-04-20T17:37:47.23 | 3.0 | undecidable | manual | Sn | -6.34 | 0 | |||
IX.STN3.HHZ.02 | 2019-04-20T17:37:44.78 | 3.0 | undecidable | manual | Sn | -3.97 | 0 | |||
GU.CARD.HHZ. | 2019-04-20T17:37:40.78 | 3.0 | undecidable | manual | Sn | -3.98 | 0 | |||
IV.CRMI.HHZ. | 2019-04-20T17:37:40.87 | 3.0 | undecidable | manual | Sg | 5.92 | 0 | |||
IV.QLNO.HHZ. | 2019-04-20T17:37:36.66 | 3.0 | undecidable | manual | Pn | 3.33 | 0 | |||
IV.CRAC.EHZ. | 2019-04-20T17:37:27.12 | 3.0 | positive | manual | Pn | 4.54 | 0 | |||
IV.FIR.HHZ. | 2019-04-20T17:37:23.84 | 3.0 | undecidable | manual | Sn | -7.21 | 0 | |||
IV.PE3.EHZ. | 2019-04-20T17:37:14.40 | 3.0 | undecidable | manual | Sn | -2.75 | 0 | |||
IV.IMOL.HNZ. | 2019-04-20T17:37:12.39 | 3.0 | positive | manual | Pg | 4.1 | 0 | |||
IV.VVLD.HHZ. | 2019-04-20T17:37:07.42 | 3.0 | undecidable | manual | Sn | -0.08 | 0 | |||
IV.LRP.EHZ. | 2019-04-20T17:37:06.78 | 3.0 | undecidable | manual | Sn | -4.16 | 0 | |||
IV.MOMA.HHZ. | 2019-04-20T17:37:05.62 | 3.0 | undecidable | manual | Sg | 0.23 | 0 | |||
IV.RIBO.EHZ.01 | 2019-04-20T17:37:02.86 | 3.0 | undecidable | manual | Pg | -0.23 | 0 | |||
IV.TERO.HHZ. | 2019-04-20T17:36:55.73 | 0.1 | undecidable | manual | S | 101 | 26.2515 | 95 | -0.02 | 97 |
IV.CSP1.EHZ. | 2019-04-20T17:36:55.01 | 3.0 | positive | manual | Pn | 4.07 | 0 | |||
IV.LIK.EHZ.01 | 2019-04-20T17:36:54.65 | 3.0 | positive | manual | P | -1.28 | 0 | |||
IV.RM33.EHZ. | 2019-04-20T17:36:53.49 | 0.3 | undecidable | manual | S | 199 | 18.4704 | 102 | -0.19 | 70 |
IV.LRP.EHZ. | 2019-04-20T17:36:52.86 | 3.0 | negative | manual | P | -1.63 | 0 | |||
IV.MTRA.EHZ. | 2019-04-20T17:36:52.17 | 0.1 | undecidable | manual | S | 42 | 13.3755 | 115 | -0.22 | 96 |
IV.GIGS.HHZ. | 2019-04-20T17:36:52.91 | 3.0 | undecidable | manual | Pg | 3.5 | 0 | |||
IV.TERO.HHZ. | 2019-04-20T17:36:51.82 | 0.1 | undecidable | manual | P | 101 | 26.2515 | 95 | 0.09 | 96 |
IV.SMA1.EHZ. | 2019-04-20T17:36:50.78 | 0.1 | undecidable | manual | S | 136 | 5.5944 | 148 | -0.05 | 100 |
IV.RM33.EHZ. | 2019-04-20T17:36:50.59 | 0.1 | undecidable | manual | P | 199 | 18.4704 | 102 | 0.05 | 99 |
IV.OFFI.HHZ. | 2019-04-20T17:36:49.80 | 3.0 | undecidable | manual | P | 0 | ||||
IV.SMA1.EHZ. | 2019-04-20T17:36:49.10 | 0.1 | undecidable | manual | P | 136 | 5.5944 | 148 | 0.2 | 97 |
IV.MTRA.EHZ. | 2019-04-20T17:36:49.86 | 0.6 | undecidable | manual | P | 42 | 13.3755 | 115 | 0.06 | 49 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SMA1.EHN. | ML:1.1 | 0.000163 | 0.16 | AML | other | m | 2019-04-20T17:36:50.88 |
IV.SMA1.EHE. | ML:1.0 | 0.00014000000000000001 | 0.88 | AML | other | m | 2019-04-20T17:36:51.50 |
IV.MTRA.EHN. | ML:0.9 | 0.0000707 | 0.16 | AML | other | m | 2019-04-20T17:36:52.60 |
IV.MTRA.EHE. | ML:0.8 | 0.000059749999999999995 | 0.42 | AML | other | m | 2019-04-20T17:36:52.32 |
IV.RM33.EHE. | ML:0.8 | 0.0000484 | 0.6 | AML | other | m | 2019-04-20T17:36:53.65 |
IV.RM33.EHN. | ML:0.9 | 0.0000566 | 1.1 | AML | other | m | 2019-04-20T17:36:53.20 |