A magnitude ML 1.4 earthquake occured in region: 5 km SW Amatrice (RI), on
and geographic coordinates (lat, lon) 42.5900, 13.2570 at 11 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 |
Montereale | AQ | 7 | 2581 | 5238 |
Cittareale | RI | 9 | 482 | 5720 |
Capitignano | AQ | 9 | 665 | 6385 |
Campotosto | AQ | 10 | 542 | 6927 |
Accumoli | RI | 12 | 667 | 7594 |
Borbona | RI | 13 | 617 | 8211 |
Cagnano Amiterno | AQ | 15 | 1369 | 9580 |
Posta | RI | 15 | 694 | 10274 |
Barete | AQ | 16 | 737 | 11011 |
Pizzoli | AQ | 17 | 4326 | 15337 |
Crognaleto | TE | 19 | 1297 | 16634 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.4 | 2023-04-06 23:08:23 |
42.5898 | 13.2568 | 11 | 2023-04-06 23:12:25 |
Sala Sismica INGV-Roma | 116126021 |
Field | Value |
---|---|
Time (UTC) | 2023-04-06 23:08:23 ± 0.07 |
Latitude | 42.5898 ± 0.0045 |
Longitude | 13.2568 ± 0.0049 |
Depth (km) | 11 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 116126021 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 470 |
Semi-minor axis of confidence ellipse (meter) | 419 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 32 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 470.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 81 |
Number of associated phases, regardless of their use for origin computation | 24 |
Number of defining phases | 24 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.21 |
Epicentral distance of station closest to the epicenter (degree) | 0.07105 |
Epicentral distance of station farthest from the epicenter (degree) | 0.50272 |
Number of stations at which the event was observed | 12 |
Number of stations from which data was used for origin computation | 12 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 116126021 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-04-06 23:12:25 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CSP1.EHZ. | 2023-04-06T23:08:41.29 | 0.6 | undecidable | manual | S | 356 | 55.7997 | 90 | 0.31 | 44 |
IV.MF5.EHZ. | 2023-04-06T23:08:39.43 | 0.6 | undecidable | manual | S | 20 | 47.1195 | 90 | 0.78 | 39 |
IV.FDMO.HHZ. | 2023-04-06T23:08:39.94 | 0.6 | undecidable | manual | S | 344 | 51.4152 | 90 | 0.14 | 46 |
IV.ARRO.EHZ. | 2023-04-06T23:08:36.51 | 0.6 | undecidable | manual | S | 268 | 40.1265 | 90 | -0.27 | 46 |
IV.MMO1.EHZ. | 2023-04-06T23:08:35.10 | 0.6 | undecidable | manual | S | 9 | 34.8429 | 90 | -0.26 | 46 |
IV.NRCA.HHZ. | 2023-04-06T23:08:33.32 | 0.6 | undecidable | manual | S | 337 | 29.4483 | 91 | -0.6 | 43 |
IV.CSP1.EHZ. | 2023-04-06T23:08:33.80 | 1.0 | undecidable | manual | P | 356 | 55.7997 | 90 | 0.16 | 23 |
IV.TERO.HHZ. | 2023-04-06T23:08:33.29 | 0.6 | undecidable | manual | S | 83 | 28.5492 | 91 | -0.4 | 45 |
IV.GIGS.HHZ. | 2023-04-06T23:08:33.81 | 0.6 | undecidable | manual | S | 120 | 29.9478 | 91 | -0.25 | 46 |
IV.FDMO.HHZ. | 2023-04-06T23:08:32.81 | 1.0 | negative | manual | P | 344 | 51.4152 | 90 | -0.14 | 23 |
IV.MF5.EHZ. | 2023-04-06T23:08:32.68 | 0.6 | undecidable | manual | P | 20 | 47.1195 | 90 | 0.39 | 44 |
IV.ARRO.EHZ. | 2023-04-06T23:08:31.08 | 0.6 | undecidable | manual | P | 268 | 40.1265 | 90 | -0.14 | 47 |
IV.MMO1.EHZ. | 2023-04-06T23:08:30.23 | 0.6 | positive | manual | P | 9 | 34.8429 | 90 | -0.17 | 47 |
IV.LNSS.HHZ. | 2023-04-06T23:08:30.78 | 0.6 | undecidable | manual | S | 275 | 17.7711 | 92 | -0.02 | 50 |
IV.GIGS.HHZ. | 2023-04-06T23:08:29.60 | 1.0 | undecidable | manual | P | 120 | 29.9478 | 91 | -0.04 | 24 |
IV.CAMP.HHZ. | 2023-04-06T23:08:29.81 | 0.6 | undecidable | manual | S | 116 | 13.7751 | 100 | 0.06 | 51 |
IV.NRCA.HHZ. | 2023-04-06T23:08:29.27 | 0.1 | negative | manual | P | 337 | 29.4483 | 91 | -0.29 | 93 |
IV.TERO.HHZ. | 2023-04-06T23:08:29.35 | 0.3 | positive | manual | P | 83 | 28.5492 | 91 | -0.08 | 72 |
IV.SMA1.EHZ. | 2023-04-06T23:08:28.30 | 0.6 | undecidable | manual | S | 55 | 7.881 | 132 | -0.05 | 50 |
IV.RM33.EHZ. | 2023-04-06T23:08:28.83 | 0.6 | undecidable | manual | S | 201 | 9.5793 | 123 | 0.11 | 50 |
IV.LNSS.HHZ. | 2023-04-06T23:08:27.77 | 0.1 | positive | manual | P | 275 | 17.7711 | 92 | 0.01 | 100 |
IV.CAMP.HHZ. | 2023-04-06T23:08:27.34 | 0.1 | undecidable | manual | P | 116 | 13.7751 | 100 | 0.19 | 98 |
IV.RM33.EHZ. | 2023-04-06T23:08:26.84 | 0.6 | undecidable | manual | P | 201 | 9.5793 | 123 | 0.28 | 48 |
IV.SMA1.EHZ. | 2023-04-06T23:08:26.53 | 1.0 | positive | manual | P | 55 | 7.881 | 132 | 0.19 | 25 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SMA1.EHN. | ML:1.7 | 0.0007055 | 0.3 | AML | other | m | 2023-04-06T23:08:28.45 |
IV.SMA1.EHE. | ML:1.7 | 0.0006605 | 0.4 | AML | other | m | 2023-04-06T23:08:28.75 |
IV.RM33.EHN. | ML:1.3 | 0.000246 | 0.22 | AML | other | m | 2023-04-06T23:08:29.11 |
IV.RM33.EHE. | ML:1.5 | 0.00034950000000000004 | 0.54 | AML | other | m | 2023-04-06T23:08:29.57 |
IV.LNSS.HHE. | ML:1.3 | 0.0001595 | 1.42 | AML | other | m | 2023-04-06T23:08:30.09 |
IV.LNSS.HHN. | ML:1.1 | 0.0001095 | 1.54 | AML | other | m | 2023-04-06T23:08:31.19 |
IV.NRCA.HHN. | ML:1.2 | 0.00007014999999999998 | 1 | AML | other | m | 2023-04-06T23:08:33.15 |
IV.NRCA.HHE. | ML:1.5 | 0.0001465 | 0.1 | AML | other | m | 2023-04-06T23:08:33.60 |