A magnitude ML 1.2 earthquake occured in region: 2 km NW Castelsantangelo sul Nera (MC), on
and geographic coordinates (lat, lon) 42.9080, 13.1300 at 9 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 | 2 | 281 | 281 |
Visso | MC | 4 | 1107 | 1388 |
Ussita | MC | 4 | 444 | 1832 |
Preci | PG | 8 | 724 | 2556 |
Bolognola | MC | 13 | 142 | 2698 |
Norcia | PG | 13 | 4957 | 7655 |
Acquacanina | MC | 14 | 121 | 7776 |
Monte Cavallo | MC | 14 | 145 | 7921 |
Fiastra | MC | 15 | 559 | 8480 |
Fiordimonte | MC | 15 | 202 | 8682 |
Montemonaco | AP | 16 | 604 | 9286 |
Pieve Torina | MC | 17 | 1458 | 10744 |
Sellano | PG | 17 | 1079 | 11823 |
Montefortino | FM | 18 | 1178 | 13001 |
Pievebovigliana | MC | 18 | 866 | 13867 |
Montegallo | AP | 18 | 523 | 14390 |
Cerreto di Spoleto | PG | 20 | 1075 | 15465 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2023-07-20 18:09:42 |
42.9078 | 13.1298 | 9 | 2023-07-20 18:21:35 |
Sala Sismica INGV-Roma | 119425421 |
Field | Value |
---|---|
Time (UTC) | 2023-07-20 18:09:42 ± 0.16 |
Latitude | 42.9078 ± 0.0036 |
Longitude | 13.1298 ± 0.0160 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 119425421 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1272 |
Semi-minor axis of confidence ellipse (meter) | 327 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 270 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1270.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 157 |
Number of associated phases, regardless of their use for origin computation | 31 |
Number of defining phases | 9 |
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) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.25451 |
Number of stations at which the event was observed | 22 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.3 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 119425421 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-07-20 18:21:35 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MFNL.HHZ. | 2023-07-20T18:11:06.96 | 3.0 | undecidable | manual | Sn | -2.91 | 0 | |||
OT.OT14.EHZ. | 2023-07-20T18:11:01.15 | 3.0 | undecidable | manual | Sn | 2.21 | 0 | |||
IX.COL3.HHZ.02 | 2023-07-20T18:11:01.81 | 3.0 | undecidable | manual | Sn | 7.64 | 0 | |||
IX.SCL3.EHZ.02 | 2023-07-20T18:10:55.79 | 3.0 | undecidable | manual | Sn | -1.49 | 0 | |||
IV.MRB1.HHZ. | 2023-07-20T18:10:52.29 | 3.0 | undecidable | manual | Sg | 7.72 | 0 | |||
IT.LRNO.HNZ. | 2023-07-20T18:10:37.46 | 3.0 | undecidable | manual | Sn | -3.57 | 0 | |||
IV.NOV.HHZ. | 2023-07-20T18:10:34.21 | 3.0 | negative | manual | Pn | 6.4 | 0 | |||
IV.MFNL.HHZ. | 2023-07-20T18:10:31.62 | 3.0 | undecidable | manual | Pg | 14.38 | 0 | |||
GU.MGRO.HHZ. | 2023-07-20T18:10:28.55 | 3.0 | undecidable | manual | Sn | 1.07 | 0 | |||
IV.SENI.HNZ. | 2023-07-20T18:10:28.28 | 3.0 | undecidable | manual | Sn | 2.98 | 0 | |||
IV.VVLD.HHZ. | 2023-07-20T18:10:27.36 | 3.0 | undecidable | manual | Sg | 10.07 | 0 | |||
GU.RORO.HHZ. | 2023-07-20T18:10:25.56 | 3.0 | undecidable | manual | Sn | -0.23 | 0 | |||
GU.RNCA.HHZ. | 2023-07-20T18:10:25.64 | 3.0 | undecidable | manual | Sn | 0.27 | 0 | |||
IV.MSRU.HHZ. | 2023-07-20T18:10:25.95 | 3.0 | undecidable | manual | Pn | -2.3 | 0 | |||
IV.TDS.HHZ. | 2023-07-20T18:10:23.15 | 3.0 | undecidable | manual | Pn | -0.79 | 0 | |||
IV.IMOL.HNZ. | 2023-07-20T18:10:22.14 | 3.0 | undecidable | manual | Sn | -0.18 | 0 | |||
GU.IMI.HHZ. | 2023-07-20T18:10:21.53 | 3.0 | undecidable | manual | Sn | -2.57 | 0 | |||
IX.SCL3.EHZ.02 | 2023-07-20T18:10:09.41 | 3.0 | undecidable | manual | Pn | -0.76 | 0 | |||
IV.VVLD.HHZ. | 2023-07-20T18:09:55.15 | 3.0 | undecidable | manual | Pg | 7.45 | 0 | |||
IV.MF5.EHZ. | 2023-07-20T18:09:53.25 | 0.3 | undecidable | manual | S | 72 | 28.2495 | 107 | 0.41 | 70 |
GU.RORO.HHZ. | 2023-07-20T18:09:52.50 | 3.0 | undecidable | manual | Pg | 0.02 | 0 | |||
GU.MGRO.HHZ. | 2023-07-20T18:09:51.12 | 3.0 | undecidable | manual | Pn | -2.31 | 0 | |||
IV.CSP1.EHZ. | 2023-07-20T18:09:50.57 | 0.3 | undecidable | manual | S | 17 | 21.2676 | 112 | 0 | 72 |
IV.MF5.EHZ. | 2023-07-20T18:09:48.58 | 0.6 | undecidable | manual | P | 72 | 28.2495 | 107 | 0.06 | 49 |
IV.FDMO.HHZ. | 2023-07-20T18:09:48.56 | 0.6 | undecidable | manual | S | 346 | 14.6742 | 120 | 0.05 | 49 |
IV.CSP1.EHZ. | 2023-07-20T18:09:47.07 | 0.3 | positive | manual | P | 17 | 21.2676 | 112 | -0.14 | 72 |
IV.GUMA.HHZ. | 2023-07-20T18:09:47.71 | 0.3 | negative | manual | P | 44 | 23.9538 | 110 | 0.01 | 73 |
IV.FDMO.HHZ. | 2023-07-20T18:09:46.03 | 0.1 | negative | manual | P | 346 | 14.6742 | 120 | 0.01 | 98 |
IV.NRCA.HHZ. | 2023-07-20T18:09:46.73 | 0.3 | undecidable | manual | S | 189 | 8.3805 | 136 | -0.03 | 74 |
IV.NRCA.HHZ. | 2023-07-20T18:09:45.02 | 0.1 | positive | manual | P | 189 | 8.3805 | 136 | 0.01 | 100 |
IV.GIUL.HHZ. | 2023-07-20T18:09:44.62 | 3.0 | positive | manual | P | 0.21 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.6 | 0.000589 | 0.08 | AML | other | m | 2023-07-20T18:09:46.78 |
IV.NRCA.HHE. | ML:1.3 | 0.0003215 | 0.1 | AML | other | m | 2023-07-20T18:09:46.79 |
IV.FDMO.HHN. | ML:0.9 | 0.00007485 | 0.18 | AML | other | m | 2023-07-20T18:09:48.93 |
IV.FDMO.HHE. | ML:0.8 | 0.000067 | 1.26 | AML | other | m | 2023-07-20T18:09:49.78 |
IV.CSP1.EHE. | ML:1.3 | 0.000146 | 0.16 | AML | other | m | 2023-07-20T18:09:50.72 |
IV.CSP1.EHN. | ML:1.3 | 0.000156 | 0.32 | AML | other | m | 2023-07-20T18:09:50.88 |