A magnitude ML 0.4 earthquake occured in region: 6 km S Castelsantangelo sul Nera (MC), on
and geographic coordinates (lat, lon) 42.8450, 13.1720 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 |
---|---|---|---|---|
Castelsantangelo sul Nera | MC | 6 | 281 | 281 |
Norcia | PG | 9 | 4957 | 5238 |
Ussita | MC | 11 | 444 | 5682 |
Preci | PG | 12 | 724 | 6406 |
Visso | MC | 12 | 1107 | 7513 |
Arquata del Tronto | AP | 13 | 1178 | 8691 |
Montegallo | AP | 13 | 523 | 9214 |
Montemonaco | AP | 14 | 604 | 9818 |
Bolognola | MC | 17 | 142 | 9960 |
Montefortino | FM | 18 | 1178 | 11138 |
Accumoli | RI | 18 | 667 | 11805 |
Cascia | PG | 19 | 3217 | 15022 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.4 | 2023-03-21 11:30:16 |
42.8453 | 13.1723 | 11 | 2023-03-21 12:05:18 |
Sala Sismica INGV-Roma | 115591061 |
Field | Value |
---|---|
Time (UTC) | 2023-03-21 11:30:16 ± 0.06 |
Latitude | 42.8453 ± 0.0045 |
Longitude | 13.1723 ± 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 | 115591061 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 507 |
Semi-minor axis of confidence ellipse (meter) | 338 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 163 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 510.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 104 |
Number of associated phases, regardless of their use for origin computation | 18 |
Number of defining phases | 15 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.14 |
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 | 12 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 0.4 |
Uncertainty | 0.3 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 115591061 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-03-21 12:05:18 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.IMOL.HNZ. | 2023-03-21T11:31:17.59 | 3.0 | undecidable | manual | Sg | 2.42 | 0 | |||
IV.ARVD.HHZ. | 2023-03-21T11:30:39.74 | 3.0 | undecidable | manual | S | -2.96 | 0 | |||
TV.SF11.HHZ. | 2023-03-21T11:30:36.30 | 3.0 | undecidable | manual | P | -3.35 | 0 | |||
IV.CESI.HHE. | 2023-03-21T11:30:26.34 | 0.3 | undecidable | manual | S | 309 | 28.0497 | 50 | 0.08 | 72 |
IV.FDMO.HHZ. | 2023-03-21T11:30:24.72 | 0.3 | undecidable | manual | S | 342 | 22.2555 | 50 | -0.01 | 74 |
IV.MMO1.EHZ. | 2023-03-21T11:30:22.32 | 0.3 | undecidable | manual | S | 64 | 13.875 | 128 | -0.05 | 74 |
IV.CESI.HHE. | 2023-03-21T11:30:22.01 | 0.3 | undecidable | manual | P | 309 | 28.0497 | 50 | -0.03 | 73 |
IV.CSP1.EHZ. | 2023-03-21T11:30:21.95 | 0.3 | undecidable | manual | P | 6 | 27.4503 | 50 | 0 | 73 |
7F.SIB1.EHZ. | 2023-03-21T11:30:21.59 | 0.6 | undecidable | manual | S | 55 | 9.6792 | 138 | 0.3 | 47 |
IV.SMA1.EHZ. | 2023-03-21T11:30:21.90 | 0.3 | undecidable | manual | P | 151 | 27.2505 | 50 | -0.02 | 73 |
7F.SIB3.EHN. | 2023-03-21T11:30:20.75 | 0.3 | undecidable | manual | S | 67 | 8.5803 | 141 | -0.3 | 71 |
IV.FDMO.HHZ. | 2023-03-21T11:30:20.96 | 0.3 | undecidable | manual | P | 342 | 22.2555 | 50 | -0.19 | 71 |
IV.NRCA.HHZ. | 2023-03-21T11:30:20.25 | 0.1 | undecidable | manual | S | 255 | 4.8951 | 156 | -0.13 | 99 |
7F.SIB3.EHN. | 2023-03-21T11:30:19.08 | 0.1 | undecidable | manual | P | 67 | 8.5803 | 141 | 0.05 | 100 |
IV.MMO1.EHZ. | 2023-03-21T11:30:19.83 | 0.6 | undecidable | manual | P | 64 | 13.875 | 128 | 0.04 | 50 |
7F.SIB1.EHZ. | 2023-03-21T11:30:19.37 | 0.3 | undecidable | manual | P | 55 | 9.6792 | 138 | 0.21 | 72 |
7F.SIB2.EHN. | 2023-03-21T11:30:19.45 | 0.3 | undecidable | manual | P | 65 | 11.877 | 132 | -0.02 | 75 |
IV.NRCA.HHZ. | 2023-03-21T11:30:18.79 | 0.1 | undecidable | manual | P | 255 | 4.8951 | 156 | 0.15 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.1 | 0.00018364575 | 0.1152 | AML | other | m | 2023-03-21T11:30:20.42 |
IV.NRCA.HHN. | ML:1.0 | 0.0001418276 | 0.0768 | AML | other | m | 2023-03-21T11:30:20.42 |
IV.MMO1.EHE. | ML:0.3 | 0.0000197309445 | 0.2368 | AML | other | m | 2023-03-21T11:30:22.55 |
IV.MMO1.EHN. | ML:0.3 | 0.000019065189999999998 | 0.096 | AML | other | m | 2023-03-21T11:30:22.84 |
IV.FDMO.HHE. | ML:0.2 | 0.00001183966 | 11.5392 | AML | other | m | 2023-03-21T11:30:25.75 |
IV.FDMO.HHN. | ML:0.2 | 0.0000080198055 | 0.1792 | AML | other | m | 2023-03-21T11:30:25.60 |