A magnitude ML 0.8 earthquake occured in region: 3 km NE Amatrice (RI), on
and geographic coordinates (lat, lon) 42.6470, 13.3240 at 6 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 |
Accumoli | RI | 8 | 667 | 3324 |
Campotosto | AQ | 11 | 542 | 3866 |
Cittareale | RI | 14 | 482 | 4348 |
Capitignano | AQ | 14 | 665 | 5013 |
Arquata del Tronto | AP | 14 | 1178 | 6191 |
Montereale | AQ | 15 | 2581 | 8772 |
Cortino | TE | 15 | 656 | 9428 |
Acquasanta Terme | AP | 15 | 2916 | 12344 |
Crognaleto | TE | 17 | 1297 | 13641 |
Rocca Santa Maria | TE | 17 | 537 | 14178 |
Valle Castellana | TE | 17 | 977 | 15155 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.8 | 2020-09-04 22:41:22 |
42.6467 | 13.3235 | 6 | 2020-09-04 23:01:17 |
Sala Sismica INGV-Roma | 82630411 |
Field | Value |
---|---|
Time (UTC) | 2020-09-04 22:41:22 ± 0.07 |
Latitude | 42.6467 ± 0.0018 |
Longitude | 13.3235 ± 0.0024 |
Depth (km) | 6 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 82630411 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 227 |
Semi-minor axis of confidence ellipse (meter) | 94 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 306 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 230.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 70 |
Number of associated phases, regardless of their use for origin computation | 17 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.12 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.25271 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.1 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 82630411 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-09-04 23:01:17 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.FDMO.HHZ. | 2020-09-04T22:41:39.43 | 3.0 | undecidable | manual | S | -0.35 | 0 | |||
IV.MMO1.EHZ. | 2020-09-04T22:41:32.94 | 0.3 | undecidable | manual | S | 1 | 28.0497 | 103 | 0.08 | 71 |
IV.NRCA.HHZ. | 2020-09-04T22:41:32.51 | 0.3 | undecidable | manual | S | 321 | 26.8509 | 103 | 0.06 | 72 |
IV.LNSS.HNZ. | 2020-09-04T22:41:31.30 | 0.3 | undecidable | manual | S | 258 | 23.6541 | 105 | -0.07 | 72 |
IV.TERO.HHZ. | 2020-09-04T22:41:31.07 | 0.3 | undecidable | manual | S | 96 | 23.0547 | 105 | -0.1 | 72 |
IV.RM33.EHZ. | 2020-09-04T22:41:29.63 | 0.3 | undecidable | manual | S | 210 | 17.6712 | 110 | 0.24 | 70 |
IV.MMO1.EHZ. | 2020-09-04T22:41:28.42 | 0.3 | undecidable | manual | P | 1 | 28.0497 | 103 | -0.22 | 69 |
IV.MTRA.EHZ. | 2020-09-04T22:41:28.24 | 0.3 | undecidable | manual | S | 26 | 13.5753 | 115 | 0.16 | 72 |
IV.NRCA.HHZ. | 2020-09-04T22:41:28.35 | 0.1 | undecidable | manual | P | 321 | 26.8509 | 103 | -0.06 | 96 |
IV.TERO.HHZ. | 2020-09-04T22:41:27.57 | 0.1 | undecidable | manual | P | 96 | 23.0547 | 105 | -0.1 | 96 |
IV.LNSS.HNZ. | 2020-09-04T22:41:27.69 | 0.3 | undecidable | manual | P | 258 | 23.6541 | 105 | -0.09 | 72 |
IV.RM33.EHZ. | 2020-09-04T22:41:26.71 | 0.1 | undecidable | manual | P | 210 | 17.6712 | 110 | 0.07 | 97 |
IV.MTRA.EHZ. | 2020-09-04T22:41:26.00 | 0.1 | undecidable | manual | P | 26 | 13.5753 | 115 | 0.12 | 97 |
IV.SMA1.EHZ. | 2020-09-04T22:41:25.19 | 0.3 | undecidable | manual | S | 152 | 1.998 | 162 | 0 | 76 |
IV.T1299.HNZ. | 2020-09-04T22:41:25.19 | 0.3 | undecidable | manual | S | 248 | 3.5964 | 150 | -0.22 | 72 |
IV.SMA1.EHZ. | 2020-09-04T22:41:24.29 | 0.1 | undecidable | manual | P | 152 | 1.998 | 162 | 0.08 | 100 |
IV.T1299.HNZ. | 2020-09-04T22:41:24.39 | 0.1 | undecidable | manual | P | 248 | 3.5964 | 150 | 0.05 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MTRA.EHE. | ML:0.8 | 0.0000789 | 0.74 | AML | other | m | 2020-09-04T22:41:28.47 |
IV.MTRA.EHN. | ML:0.8 | 0.0000797 | 0.38 | AML | other | m | 2020-09-04T22:41:28.52 |
IV.RM33.EHN. | ML:0.7 | 0.0000498 | 0.42 | AML | other | m | 2020-09-04T22:41:29.83 |
IV.RM33.EHE. | ML:0.6 | 0.00003895 | 0.24 | AML | other | m | 2020-09-04T22:41:31.13 |
IV.TERO.HHE. | ML:0.8 | 0.000040650000000000006 | 0.26 | AML | other | m | 2020-09-04T22:41:31.14 |
IV.TERO.HHN. | ML:0.8 | 0.000043450000000000006 | 1.7 | AML | other | m | 2020-09-04T22:41:32.00 |
IV.NRCA.HHE. | ML:0.8 | 0.0000401 | 0.1 | AML | other | m | 2020-09-04T22:41:33.05 |
IV.NRCA.HHN. | ML:0.8 | 0.000037900000000000006 | 1.1 | AML | other | m | 2020-09-04T22:41:33.12 |