A magnitude ML 1.0 earthquake occured in region: 4 km W Arquata del Tronto (AP), on
and geographic coordinates (lat, lon) 42.7740, 13.2500 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 |
---|---|---|---|---|
Arquata del Tronto | AP | 4 | 1178 | 1178 |
Accumoli | RI | 9 | 667 | 1845 |
Montegallo | AP | 10 | 523 | 2368 |
Norcia | PG | 13 | 4957 | 7325 |
Acquasanta Terme | AP | 13 | 2916 | 10241 |
Montemonaco | AP | 15 | 604 | 10845 |
Castelsantangelo sul Nera | MC | 16 | 281 | 11126 |
Amatrice | RI | 16 | 2657 | 13783 |
Cittareale | RI | 19 | 482 | 14265 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2024-04-02 22:21:57 |
42.7738 | 13.2505 | 11 | 2024-04-02 22:29:19 |
Sala Sismica INGV-Roma | 126419491 |
Field | Value |
---|---|
Time (UTC) | 2024-04-02 22:21:57 ± 0.05 |
Latitude | 42.7738 ± 0.0027 |
Longitude | 13.2505 ± 0.0061 |
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 | 126419491 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 464 |
Semi-minor axis of confidence ellipse (meter) | 276 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 77 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 460.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 63 |
Number of associated phases, regardless of their use for origin computation | 28 |
Number of defining phases | 28 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.19 |
Epicentral distance of station closest to the epicenter (degree) | 0.10252 |
Epicentral distance of station farthest from the epicenter (degree) | 0.39570 |
Number of stations at which the event was observed | 17 |
Number of stations from which data was used for origin computation | 17 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.1 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 126419491 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2024-04-02 22:29:19 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CESI.HHZ. | 2024-04-02T22:22:09.79 | 0.6 | undecidable | manual | S | 312 | 38.0286 | 50 | -0.08 | 47 |
IV.MF5.EHZ. | 2024-04-02T22:22:08.11 | 0.6 | undecidable | manual | S | 36 | 29.1486 | 50 | 0.6 | 42 |
IV.FDMO.HHZ. | 2024-04-02T22:22:07.49 | 0.6 | undecidable | manual | S | 336 | 32.0457 | 50 | -0.77 | 39 |
IV.RM33.EHZ. | 2024-04-02T22:22:07.52 | 0.6 | undecidable | manual | S | 186 | 29.5482 | 50 | -0.07 | 48 |
IV.LNSS.HHZ. | 2024-04-02T22:22:06.68 | 0.6 | undecidable | manual | S | 222 | 25.5522 | 50 | 0.14 | 48 |
IV.MML1.EHZ. | 2024-04-02T22:22:05.30 | 1.0 | positive | manual | P | 329 | 43.9227 | 50 | -0.11 | 23 |
IV.CESI.HHZ. | 2024-04-02T22:22:04.35 | 1.0 | negative | manual | P | 312 | 38.0286 | 50 | -0.15 | 23 |
IV.MC2.EHZ. | 2024-04-02T22:22:04.13 | 0.6 | undecidable | manual | S | 342 | 16.0728 | 124 | 0.28 | 47 |
IV.RM33.EHZ. | 2024-04-02T22:22:03.02 | 0.6 | positive | manual | P | 186 | 29.5482 | 50 | -0.16 | 47 |
IV.SMA1.EHZ. | 2024-04-02T22:22:03.97 | 0.6 | undecidable | manual | S | 156 | 17.3715 | 122 | -0.26 | 47 |
IV.MF5.EHZ. | 2024-04-02T22:22:03.24 | 0.6 | positive | manual | P | 36 | 29.1486 | 50 | 0.11 | 48 |
IV.TERO.HHZ. | 2024-04-02T22:22:03.21 | 1.0 | positive | manual | P | 120 | 33.3444 | 50 | -0.56 | 21 |
IV.GUMA.HHZ. | 2024-04-02T22:22:03.71 | 1.0 | undecidable | manual | P | 12 | 32.745 | 50 | 0.03 | 24 |
ZO.PDN12.EHZ. | 2024-04-02T22:22:03.49 | 0.6 | undecidable | manual | P | 281 | 27.6501 | 50 | 0.6 | 43 |
IV.NRCA.HHZ. | 2024-04-02T22:22:03.00 | 0.6 | undecidable | manual | S | 301 | 12.876 | 130 | 0.02 | 50 |
IV.MMO1.EHZ. | 2024-04-02T22:22:03.52 | 0.6 | undecidable | manual | S | 24 | 15.2736 | 125 | -0.09 | 49 |
IV.FDMO.HHZ. | 2024-04-02T22:22:03.21 | 0.6 | positive | manual | P | 336 | 32.0457 | 50 | -0.36 | 45 |
IV.CAMP.HHZ. | 2024-04-02T22:22:03.56 | 0.6 | undecidable | manual | P | 154 | 29.4483 | 50 | 0.4 | 45 |
7F.SIB2.EHZ. | 2024-04-02T22:22:03.06 | 0.6 | undecidable | manual | S | 18 | 13.6752 | 128 | -0.13 | 49 |
IV.LNSS.HHZ. | 2024-04-02T22:22:02.58 | 0.1 | negative | manual | P | 222 | 25.5522 | 50 | 0 | 98 |
7F.SIB3.EHZ. | 2024-04-02T22:22:02.56 | 0.6 | undecidable | manual | S | 8 | 11.3775 | 133 | 0 | 50 |
IV.MC2.EHZ. | 2024-04-02T22:22:01.08 | 0.1 | undecidable | manual | P | 342 | 16.0728 | 124 | 0.05 | 99 |
IV.SMA1.EHZ. | 2024-04-02T22:22:01.23 | 0.1 | negative | manual | P | 156 | 17.3715 | 122 | -0.02 | 100 |
IV.NRCA.HHZ. | 2024-04-02T22:22:00.59 | 0.1 | positive | manual | P | 301 | 12.876 | 130 | 0.07 | 99 |
7F.SIB3.EHZ. | 2024-04-02T22:22:00.33 | 0.1 | undecidable | manual | P | 8 | 11.3775 | 133 | 0.05 | 100 |
IV.MMO1.EHZ. | 2024-04-02T22:22:00.77 | 1.0 | undecidable | manual | P | 24 | 15.2736 | 125 | -0.12 | 24 |
7F.SIB2.EHZ. | 2024-04-02T22:22:00.58 | 0.1 | undecidable | manual | P | 18 | 13.6752 | 128 | -0.06 | 99 |
IV.MTRA.HNZ. | 2024-04-02T22:22:00.46 | 0.3 | undecidable | manual | P | 99 | 12.0768 | 132 | 0.07 | 74 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.0 | 0.00009535 | 0.96 | AML | other | m | 2024-04-02T22:22:03.09 |
IV.MMO1.EHE. | ML:1.0 | 0.00009285000000000001 | 0.38 | AML | other | m | 2024-04-02T22:22:03.64 |
IV.MMO1.EHN. | ML:1.4 | 0.00023199999999999997 | 0.22 | AML | other | m | 2024-04-02T22:22:03.63 |
IV.NRCA.HHE. | ML:1.1 | 0.0001415 | 0.58 | AML | other | m | 2024-04-02T22:22:03.79 |
IV.SMA1.EHN. | ML:1.0 | 0.00008665 | 0.24 | AML | other | m | 2024-04-02T22:22:04.43 |
IV.SMA1.EHE. | ML:1.0 | 0.0000868 | 0.18 | AML | other | m | 2024-04-02T22:22:04.36 |
IV.LNSS.HHE. | ML:1.1 | 0.00006670000000000001 | 1.04 | AML | other | m | 2024-04-02T22:22:07.73 |
IV.LNSS.HHN. | ML:1.0 | 0.00005495 | 1.34 | AML | other | m | 2024-04-02T22:22:07.91 |
IV.RM33.EHN. | ML:1.2 | 0.00007985 | 0.2 | AML | other | m | 2024-04-02T22:22:07.84 |
IV.FDMO.HHN. | ML:1.0 | 0.0000378 | 1.56 | AML | other | m | 2024-04-02T22:22:08.21 |
IV.FDMO.HHE. | ML:0.8 | 0.000028950000000000002 | 0.2 | AML | other | m | 2024-04-02T22:22:08.34 |
IV.RM33.EHE. | ML:1.1 | 0.00005895 | 0.24 | AML | other | m | 2024-04-02T22:22:09.21 |
IV.CESI.HHN. | ML:1.0 | 0.000037749999999999996 | 0.36 | AML | other | m | 2024-04-02T22:22:10.28 |
IV.CESI.HHE. | ML:0.8 | 0.0000275 | 0.6 | AML | other | m | 2024-04-02T22:22:10.57 |