A magnitude ML 1.6 earthquake occured in region: 4 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.7960, 13.1430 at 10 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 |
---|---|---|---|---|
Norcia | PG | 4 | 4957 | 4957 |
Castelsantangelo sul Nera | MC | 11 | 281 | 5238 |
Preci | PG | 13 | 724 | 5962 |
Arquata del Tronto | AP | 13 | 1178 | 7140 |
Cascia | PG | 14 | 3217 | 10357 |
Accumoli | RI | 14 | 667 | 11024 |
Visso | MC | 16 | 1107 | 12131 |
Montegallo | AP | 16 | 523 | 12654 |
Ussita | MC | 17 | 444 | 13098 |
Cerreto di Spoleto | PG | 19 | 1075 | 14173 |
Montemonaco | AP | 19 | 604 | 14777 |
Poggiodomo | PG | 19 | 117 | 14894 |
Cittareale | RI | 20 | 482 | 15376 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.6 | 2023-12-07 14:56:59 |
42.7957 | 13.1432 | 10 | 2023-12-07 15:05:08 |
Sala Sismica INGV-Roma | 123876781 |
Field | Value |
---|---|
Time (UTC) | 2023-12-07 14:56:59 ± 0.05 |
Latitude | 42.7957 ± 0.0027 |
Longitude | 13.1432 ± 0.0037 |
Depth (km) | 10 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 123876781 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 320 |
Semi-minor axis of confidence ellipse (meter) | 230 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 87 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 320.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 79 |
Number of associated phases, regardless of their use for origin computation | 30 |
Number of defining phases | 26 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.22 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.48204 |
Number of stations at which the event was observed | 17 |
Number of stations from which data was used for origin computation | 13 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.2 |
Num. used stations | 24 |
Type of magnitude | ML |
Reference to an origin | 123876781 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-12-07 15:05:08 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SSFR.HHZ. | 2023-12-07T14:57:23.99 | 3.0 | undecidable | manual | S | 0.05 | 0 | |||
IV.SNTG.HHZ. | 2023-12-07T14:57:16.65 | 0.1 | undecidable | manual | S | 342 | 53.502 | 50 | 0.28 | 90 |
IV.TERO.HHZ. | 2023-12-07T14:57:13.13 | 0.3 | undecidable | manual | S | 117 | 42.1245 | 50 | -0.2 | 70 |
IV.MML1.EHZ. | 2023-12-07T14:57:12.09 | 0.1 | undecidable | manual | S | 339 | 37.9287 | 50 | -0.11 | 95 |
IV.MF5.EHZ. | 2023-12-07T14:57:11.83 | 0.1 | undecidable | manual | S | 50 | 33.4443 | 50 | 0.83 | 77 |
IV.FAGN.HHZ. | 2023-12-07T14:57:11.46 | 3.0 | undecidable | manual | P | -0.59 | 0 | |||
IV.CESI.HHZ. | 2023-12-07T14:57:10.00 | 0.1 | undecidable | manual | S | 320 | 30.2475 | 50 | -0.15 | 96 |
IV.RM33.EHZ. | 2023-12-07T14:57:10.57 | 0.1 | undecidable | manual | S | 170 | 32.3454 | 50 | -0.13 | 96 |
IV.CSP1.EHZ. | 2023-12-07T14:57:10.84 | 0.1 | undecidable | manual | S | 9 | 33.2445 | 50 | -0.11 | 96 |
IV.SMA1.EHZ. | 2023-12-07T14:57:08.24 | 0.1 | undecidable | manual | S | 139 | 24.0537 | 111 | -0.01 | 100 |
IV.SNTG.HHZ. | 2023-12-07T14:57:08.96 | 1.0 | negative | manual | P | 342 | 53.502 | 50 | -0.18 | 23 |
IV.LNSS.HHZ. | 2023-12-07T14:57:08.07 | 0.1 | undecidable | manual | S | 201 | 22.9548 | 112 | 0.19 | 96 |
IV.GAVE.EHZ. | 2023-12-07T14:57:08.18 | 0.1 | undecidable | manual | S | 241 | 23.2545 | 112 | 0.19 | 96 |
IV.ASSB.HHZ. | 2023-12-07T14:57:08.14 | 3.0 | undecidable | manual | P | -0.13 | 0 | |||
IV.MTRA.EHZ. | 2023-12-07T14:57:07.05 | 0.3 | undecidable | manual | S | 102 | 21.0678 | 114 | -0.23 | 72 |
IV.TERO.HHZ. | 2023-12-07T14:57:07.01 | 1.0 | undecidable | manual | P | 117 | 42.1245 | 50 | -0.37 | 22 |
IV.MMO1.EHZ. | 2023-12-07T14:57:06.54 | 0.1 | undecidable | manual | S | 52 | 18.87 | 117 | -0.05 | 100 |
IV.MML1.EHZ. | 2023-12-07T14:57:06.56 | 0.1 | undecidable | manual | P | 339 | 37.9287 | 50 | -0.17 | 94 |
IV.MF5.EHZ. | 2023-12-07T14:57:06.28 | 0.3 | negative | manual | P | 50 | 33.4443 | 50 | 0.24 | 70 |
IV.CESI.HHZ. | 2023-12-07T14:57:05.33 | 0.6 | positive | manual | P | 320 | 30.2475 | 50 | -0.22 | 47 |
IV.RM33.EHZ. | 2023-12-07T14:57:05.51 | 1.0 | positive | manual | P | 170 | 32.3454 | 50 | -0.36 | 23 |
IV.CSP1.EHZ. | 2023-12-07T14:57:05.82 | 0.1 | positive | manual | P | 9 | 33.2445 | 50 | -0.19 | 95 |
IV.LNSS.HHZ. | 2023-12-07T14:57:04.19 | 0.1 | positive | manual | P | 201 | 22.9548 | 112 | -0.05 | 99 |
IV.GAVE.EHZ. | 2023-12-07T14:57:04.31 | 0.1 | positive | manual | P | 241 | 23.2545 | 112 | 0.01 | 100 |
IV.SMA1.EHZ. | 2023-12-07T14:57:04.79 | 0.6 | negative | manual | P | 139 | 24.0537 | 111 | 0.34 | 47 |
IV.FDMO.HHZ. | 2023-12-07T14:57:04.89 | 3.0 | positive | manual | P | 0.07 | 0 | |||
IV.MMO1.EHZ. | 2023-12-07T14:57:03.45 | 0.1 | positive | manual | P | 52 | 18.87 | 117 | -0.04 | 100 |
IV.MTRA.EHZ. | 2023-12-07T14:57:03.85 | 0.1 | undecidable | manual | P | 102 | 21.0678 | 114 | -0.04 | 100 |
IV.NRCA.HHZ. | 2023-12-07T14:57:02.79 | 0.1 | undecidable | manual | S | 331 | 4.7952 | 153 | -0.16 | 100 |
IV.NRCA.HHZ. | 2023-12-07T14:57:01.56 | 0.1 | undecidable | manual | P | 331 | 4.7952 | 153 | 0.17 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HNE. | ML:2.0 | 0.00171 | 0.06 | AML | other | m | 2023-12-07T14:57:02.81 |
IV.NRCA.HHE. | ML:2.0 | 0.00171 | 0.06 | AML | other | m | 2023-12-07T14:57:02.81 |
IV.NRCA.HNN. | ML:2.1 | 0.0022 | 0.08 | AML | other | m | 2023-12-07T14:57:02.84 |
IV.NRCA.HHN. | ML:2.2 | 0.00252 | 0.08 | AML | other | m | 2023-12-07T14:57:02.84 |
IV.MMO1.EHN. | ML:1.7 | 0.000374 | 1.62 | AML | other | m | 2023-12-07T14:57:06.84 |
IV.MMO1.EHE. | ML:1.5 | 0.00026649999999999997 | 1.56 | AML | other | m | 2023-12-07T14:57:07.92 |
IV.MTRA.EHE. | ML:1.6 | 0.0002495 | 0.32 | AML | other | m | 2023-12-07T14:57:07.33 |
IV.MTRA.EHN. | ML:1.6 | 0.0002755 | 0.26 | AML | other | m | 2023-12-07T14:57:07.61 |
IV.LNSS.HHE. | ML:1.8 | 0.0004375 | 0.28 | AML | other | m | 2023-12-07T14:57:08.34 |
IV.LNSS.HHN. | ML:1.6 | 0.00028349999999999995 | 0.32 | AML | other | m | 2023-12-07T14:57:08.34 |
IV.GAVE.EHN. | ML:1.6 | 0.00023549999999999998 | 0.28 | AML | other | m | 2023-12-07T14:57:08.86 |
IV.FDMO.HHN. | ML:1.3 | 0.0001001 | 1.3 | AML | other | m | 2023-12-07T14:57:09.12 |
IV.SMA1.EHN. | ML:1.3 | 0.0001295 | 0.76 | AML | other | m | 2023-12-07T14:57:09.01 |
IV.FDMO.HHE. | ML:1.3 | 0.00011599999999999999 | 0.34 | AML | other | m | 2023-12-07T14:57:09.68 |
IV.GAVE.EHE. | ML:1.5 | 0.0002225 | 1.38 | AML | other | m | 2023-12-07T14:57:09.77 |
IV.CESI.HHN. | ML:1.6 | 0.0002035 | 0.3 | AML | other | m | 2023-12-07T14:57:10.48 |
IV.CESI.HHE. | ML:1.5 | 0.0001434 | 0.94 | AML | other | m | 2023-12-07T14:57:10.34 |
IV.CSP1.EHN. | ML:1.7 | 0.00023349999999999998 | 1.66 | AML | other | m | 2023-12-07T14:57:11.08 |
IV.SMA1.EHE. | ML:1.4 | 0.0001635 | 1.66 | AML | other | m | 2023-12-07T14:57:12.11 |
IV.MML1.EHN. | ML:1.5 | 0.00011499999999999999 | 0.34 | AML | other | m | 2023-12-07T14:57:12.47 |
IV.MML1.EHE. | ML:1.6 | 0.00014979999999999998 | 0.16 | AML | other | m | 2023-12-07T14:57:12.72 |
IV.CSP1.EHE. | ML:1.7 | 0.00021850000000000003 | 1.2 | AML | other | m | 2023-12-07T14:57:13.04 |
IV.ASSB.HHN. | ML:1.3 | 0.00005645 | 0.36 | AML | other | m | 2023-12-07T14:57:13.00 |
IV.ASSB.HHE. | ML:1.5 | 0.00009565000000000001 | 0.36 | AML | other | m | 2023-12-07T14:57:13.21 |