A magnitude ML 1.1 earthquake occured in region: 5 km SW Amatrice (RI), on
and geographic coordinates (lat, lon) 42.5870, 13.2710 at 16 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 |
Capitignano | AQ | 8 | 665 | 5903 |
Campotosto | AQ | 9 | 542 | 6445 |
Cittareale | RI | 10 | 482 | 6927 |
Accumoli | RI | 12 | 667 | 7594 |
Borbona | RI | 14 | 617 | 8211 |
Cagnano Amiterno | AQ | 15 | 1369 | 9580 |
Barete | AQ | 15 | 737 | 10317 |
Posta | RI | 16 | 694 | 11011 |
Pizzoli | AQ | 17 | 4326 | 15337 |
Crognaleto | TE | 18 | 1297 | 16634 |
Cortino | TE | 20 | 656 | 17290 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2023-05-13 17:18:07 |
42.5873 | 13.2713 | 16 | 2023-05-13 17:26:54 |
Sala Sismica INGV-Roma | 117323931 |
Field | Value |
---|---|
Time (UTC) | 2023-05-13 17:18:07 ± 0.29 |
Latitude | 42.5873 ± 0.0198 |
Longitude | 13.2713 ± 0.0147 |
Depth (km) | 16 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 117323931 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1609 |
Semi-minor axis of confidence ellipse (meter) | 1542 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 341 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1610.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 87 |
Number of associated phases, regardless of their use for origin computation | 18 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.38 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.42358 |
Number of stations at which the event was observed | 12 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.7 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 117323931 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-05-13 17:26:54 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
CH.MUGIO.HHZ. | 2023-05-13T17:19:37.84 | 3.0 | undecidable | manual | Sn | -8.97 | 0 | |||
IV.IACL.HHZ. | 2023-05-13T17:19:35.16 | 3.0 | undecidable | manual | Sn | -0.49 | 0 | |||
IV.SARZ.HNZ. | 2023-05-13T17:19:26.49 | 3.0 | undecidable | manual | Sn | -0.2 | 0 | |||
IV.GIB.HHZ. | 2023-05-13T17:19:06.07 | 3.0 | undecidable | manual | Pg | 10.37 | 0 | |||
CH.MUGIO.HHZ. | 2023-05-13T17:19:02.48 | 3.0 | undecidable | manual | Pg | 5.88 | 0 | |||
IV.ZCCA.HHZ. | 2023-05-13T17:18:30.18 | 3.0 | undecidable | manual | Pn | 0.92 | 0 | |||
IV.TERO.HHZ. | 2023-05-13T17:18:17.47 | 0.6 | undecidable | manual | S | 82 | 27.4503 | 106 | 0.04 | 52 |
IV.GIGS.HHZ. | 2023-05-13T17:18:17.38 | 0.6 | undecidable | manual | S | 121 | 28.8489 | 105 | -0.4 | 50 |
IV.MF5.EHZ. | 2023-05-13T17:18:15.09 | 1.0 | undecidable | manual | P | 19 | 47.0196 | 97 | -1.09 | 19 |
IV.LNSS.HNN. | 2023-05-13T17:18:15.46 | 0.6 | undecidable | manual | S | 275 | 18.9699 | 117 | 0.15 | 54 |
IV.GIGS.HHZ. | 2023-05-13T17:18:13.54 | 1.0 | negative | manual | P | 121 | 28.8489 | 105 | 0.12 | 26 |
IV.TERO.HHZ. | 2023-05-13T17:18:13.60 | 0.6 | negative | manual | P | 82 | 27.4503 | 106 | 0.38 | 49 |
IV.SMA1.EHZ. | 2023-05-13T17:18:13.12 | 0.6 | undecidable | manual | S | 48 | 7.0929 | 150 | 0.14 | 54 |
IV.NRCA.HHZ. | 2023-05-13T17:18:12.67 | 0.6 | undecidable | manual | P | 335 | 30.1476 | 104 | -0.95 | 40 |
IV.LNSS.HNN. | 2023-05-13T17:18:12.47 | 0.1 | undecidable | manual | P | 275 | 18.9699 | 117 | 0.47 | 100 |
IV.RM33.EHZ. | 2023-05-13T17:18:12.71 | 0.6 | undecidable | manual | S | 208 | 9.879 | 140 | -0.69 | 45 |
IV.SMA1.EHZ. | 2023-05-13T17:18:11.18 | 1.0 | positive | manual | P | 48 | 7.0929 | 150 | 0.53 | 25 |
IV.RM33.EHZ. | 2023-05-13T17:18:10.97 | 0.3 | negative | manual | P | 208 | 9.879 | 140 | 0.07 | 83 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.RM33.EHE. | ML:1.2 | 0.000156 | 1.68 | AML | other | m | 2023-05-13T17:18:12.84 |
IV.SMA1.EHN. | ML:1.0 | 0.0001081 | 0.48 | AML | other | m | 2023-05-13T17:18:13.47 |
IV.SMA1.EHE. | ML:1.3 | 0.0002035 | 0.46 | AML | other | m | 2023-05-13T17:18:13.28 |
IV.RM33.EHN. | ML:0.9 | 0.0000798 | 0.72 | AML | other | m | 2023-05-13T17:18:13.40 |
IV.TERO.HHN. | ML:0.7 | 0.000022850000000000003 | 1 | AML | other | m | 2023-05-13T17:18:17.62 |
IV.TERO.HHE. | ML:0.5 | 0.0000135 | 0.1 | AML | other | m | 2023-05-13T17:18:17.62 |
IV.SARZ.HNE. | ML:3.8 | 0.00031599999999999993 | 1.04 | AML | other | m | 2023-05-13T17:19:35.56 |
IV.SARZ.HNN. | ML:4.0 | 0.0005309999999999999 | 0.86 | AML | other | m | 2023-05-13T17:19:35.53 |