A magnitude ML 0.3 earthquake occured in region: 2 km E Accumoli (RI), on
and geographic coordinates (lat, lon) 42.7000, 13.2720 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 |
---|---|---|---|---|
Accumoli | RI | 2 | 667 | 667 |
Amatrice | RI | 8 | 2657 | 3324 |
Arquata del Tronto | AP | 9 | 1178 | 4502 |
Cittareale | RI | 13 | 482 | 4984 |
Acquasanta Terme | AP | 14 | 2916 | 7900 |
Montegallo | AP | 17 | 523 | 8423 |
Campotosto | AQ | 18 | 542 | 8965 |
Norcia | PG | 18 | 4957 | 13922 |
Valle Castellana | TE | 19 | 977 | 14899 |
Montereale | AQ | 20 | 2581 | 17480 |
Capitignano | AQ | 20 | 665 | 18145 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.3 | 2023-04-20 20:58:51 |
42.6997 | 13.2722 | 12 | 2023-04-20 21:11:23 |
Sala Sismica INGV-Roma | 116560011 |
Field | Value |
---|---|
Time (UTC) | 2023-04-20 20:58:51 ± 0.04 |
Latitude | 42.6997 ± 0.0018 |
Longitude | 13.2722 ± 0.0024 |
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 | 116560011 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 237 |
Semi-minor axis of confidence ellipse (meter) | 85 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 280 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 240.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 50 |
Number of associated phases, regardless of their use for origin computation | 26 |
Number of defining phases | 26 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.16 |
Epicentral distance of station closest to the epicenter (degree) | 0.08364 |
Epicentral distance of station farthest from the epicenter (degree) | 0.51171 |
Number of stations at which the event was observed | 13 |
Number of stations from which data was used for origin computation | 13 |
Field | Value |
---|---|
Value | 0.3 |
Uncertainty | 0.1 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 116560011 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-04-20 21:11:23 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CESX.HHZ. | 2023-04-20T20:59:08.81 | 0.3 | undecidable | manual | S | 260 | 56.7987 | 91 | -0.16 | 68 |
IV.GAVE.HNN. | 2023-04-20T20:59:02.11 | 0.3 | undecidable | manual | S | 269 | 30.8469 | 92 | 0.08 | 73 |
IV.TERO.HHZ. | 2023-04-20T20:59:01.14 | 0.3 | undecidable | manual | S | 107 | 28.3494 | 93 | -0.24 | 70 |
IV.CESX.HHZ. | 2023-04-20T20:59:01.90 | 0.3 | undecidable | manual | P | 260 | 56.7987 | 91 | 0.38 | 65 |
IV.MMO1.EHZ. | 2023-04-20T20:58:59.89 | 0.1 | undecidable | manual | S | 11 | 22.5552 | 94 | 0.05 | 100 |
7F.SIB2.EHZ. | 2023-04-20T20:58:59.48 | 0.1 | undecidable | manual | S | 7 | 21.3675 | 95 | -0.04 | 98 |
7F.SIB1.EHZ. | 2023-04-20T20:58:59.82 | 0.1 | undecidable | manual | S | 360 | 21.6672 | 95 | 0.24 | 96 |
IV.CAMP.HHZ. | 2023-04-20T20:58:59.32 | 0.3 | undecidable | manual | S | 148 | 21.3675 | 95 | -0.19 | 72 |
IV.RM33.EHZ. | 2023-04-20T20:58:59.50 | 0.1 | undecidable | manual | S | 193 | 21.6672 | 95 | -0.1 | 98 |
IV.LNSS.HHZ. | 2023-04-20T20:58:59.60 | 0.3 | undecidable | manual | S | 240 | 21.7671 | 95 | -0.01 | 74 |
7F.SIB3.EHZ. | 2023-04-20T20:58:58.86 | 0.1 | undecidable | manual | S | 359 | 19.4694 | 97 | -0.14 | 97 |
IV.NRCA.HHZ. | 2023-04-20T20:58:58.75 | 0.1 | undecidable | manual | S | 319 | 19.6692 | 96 | -0.3 | 93 |
IV.TERO.HHZ. | 2023-04-20T20:58:57.22 | 0.3 | undecidable | manual | P | 107 | 28.3494 | 93 | 0.08 | 73 |
IV.GAVE.HNN. | 2023-04-20T20:58:57.24 | 0.3 | undecidable | manual | P | 269 | 30.8469 | 92 | -0.27 | 69 |
IV.CAMP.HHZ. | 2023-04-20T20:58:56.15 | 0.3 | undecidable | manual | P | 148 | 21.3675 | 95 | 0.09 | 74 |
IV.RM33.EHZ. | 2023-04-20T20:58:56.16 | 0.1 | undecidable | manual | P | 193 | 21.6672 | 95 | 0.05 | 99 |
IV.LNSS.HHZ. | 2023-04-20T20:58:56.18 | 0.3 | undecidable | manual | P | 240 | 21.7671 | 95 | 0.06 | 74 |
IV.SMA1.EHZ. | 2023-04-20T20:58:56.33 | 0.1 | undecidable | manual | S | 146 | 9.2796 | 129 | -0.14 | 98 |
IV.MMO1.EHZ. | 2023-04-20T20:58:56.37 | 0.1 | undecidable | manual | P | 11 | 22.5552 | 94 | 0.12 | 98 |
7F.SIB2.EHZ. | 2023-04-20T20:58:56.04 | 0.1 | undecidable | manual | P | 7 | 21.3675 | 95 | -0.02 | 99 |
7F.SIB1.EHZ. | 2023-04-20T20:58:56.28 | 0.1 | undecidable | manual | P | 360 | 21.6672 | 95 | 0.18 | 97 |
IV.MTRA.HNZ. | 2023-04-20T20:58:56.93 | 0.3 | undecidable | manual | S | 58 | 11.9769 | 117 | -0.14 | 73 |
IV.NRCA.HHZ. | 2023-04-20T20:58:55.85 | 0.1 | undecidable | manual | P | 319 | 19.6692 | 96 | 0.06 | 100 |
7F.SIB3.EHZ. | 2023-04-20T20:58:55.78 | 0.1 | undecidable | manual | P | 359 | 19.4694 | 97 | 0.01 | 100 |
IV.MTRA.HNZ. | 2023-04-20T20:58:54.77 | 0.3 | undecidable | manual | P | 58 | 11.9769 | 117 | 0.12 | 75 |
IV.SMA1.EHZ. | 2023-04-20T20:58:54.50 | 0.1 | undecidable | manual | P | 146 | 9.2796 | 129 | 0.2 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:0.5 | 0.000025750000000000002 | 0.16 | AML | other | m | 2023-04-20T20:58:58.82 |
IV.NRCA.HHN. | ML:0.4 | 0.00001965 | 0.06 | AML | other | m | 2023-04-20T20:58:58.92 |
IV.RM33.EHE. | ML:0.4 | 0.0000166 | 0.54 | AML | other | m | 2023-04-20T20:58:59.39 |
IV.RM33.EHN. | ML:0.5 | 0.00001965 | 1.1 | AML | other | m | 2023-04-20T20:59:00.79 |
IV.SMA1.EHE. | ML:0.2 | 0.000022228025 | 0.3968 | AML | other | m | 2023-04-20T20:58:56.68 |
IV.SMA1.EHN. | ML:0.2 | 0.0000194101 | 0.3584 | AML | other | m | 2023-04-20T20:58:56.49 |
IV.MMO1.EHE. | ML:0.2 | 0.0000089917475 | 0.2944 | AML | other | m | 2023-04-20T20:59:00.12 |
IV.MMO1.EHN. | ML:0.2 | 0.0000092906585 | 0.3584 | AML | other | m | 2023-04-20T20:59:00.01 |