A magnitude ML 1.0 earthquake occured in region: 4 km NW Cerreto di Spoleto (PG), on
and geographic coordinates (lat, lon) 42.8530, 12.8880 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 |
---|---|---|---|---|
Cerreto di Spoleto | PG | 4 | 1075 | 1075 |
Sellano | PG | 5 | 1079 | 2154 |
Vallo di Nera | PG | 9 | 364 | 2518 |
Campello sul Clitunno | PG | 10 | 2442 | 4960 |
Trevi | PG | 12 | 8469 | 13429 |
Preci | PG | 13 | 724 | 14153 |
Sant'Anatolia di Narco | PG | 14 | 564 | 14717 |
Poggiodomo | PG | 16 | 117 | 14834 |
Scheggino | PG | 16 | 461 | 15295 |
Castel Ritaldi | PG | 18 | 3278 | 18573 |
Spoleto | PG | 18 | 38218 | 56791 |
Cascia | PG | 18 | 3217 | 60008 |
Norcia | PG | 18 | 4957 | 64965 |
Monte Cavallo | MC | 18 | 145 | 65110 |
Visso | MC | 19 | 1107 | 66217 |
Foligno | PG | 19 | 57155 | 123372 |
Montefalco | PG | 20 | 5679 | 129051 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2023-12-16 21:16:37 |
42.8532 | 12.888 | 11 | 2023-12-16 21:27:50 |
Sala Sismica INGV-Roma | 124096681 |
Field | Value |
---|---|
Time (UTC) | 2023-12-16 21:16:37 ± 0.04 |
Latitude | 42.8532 ± 0.0018 |
Longitude | 12.8880 ± 0.0037 |
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 | 124096681 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 336 |
Semi-minor axis of confidence ellipse (meter) | 176 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 96 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 340.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 97 |
Number of associated phases, regardless of their use for origin computation | 20 |
Number of defining phases | 20 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.13 |
Epicentral distance of station closest to the epicenter (degree) | 0.15199 |
Epicentral distance of station farthest from the epicenter (degree) | 0.33275 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.2 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 124096681 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-12-16 21:27:50 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CSP1.EHZ. | 2023-12-16T21:16:50.14 | 0.6 | undecidable | manual | S | 44 | 36.9297 | 50 | 0.17 | 47 |
IV.CESX.HHE. | 2023-12-16T21:16:49.91 | 0.3 | undecidable | manual | S | 222 | 36.6411 | 50 | 0.02 | 73 |
IV.LNSS.HHZ. | 2023-12-16T21:16:48.23 | 0.6 | undecidable | manual | S | 156 | 30.4473 | 50 | -0.01 | 49 |
IV.ARRO.EHE. | 2023-12-16T21:16:48.49 | 0.3 | undecidable | manual | S | 198 | 31.9458 | 50 | -0.17 | 71 |
IV.ASSB.HHZ. | 2023-12-16T21:16:47.43 | 0.6 | undecidable | manual | S | 319 | 28.0497 | 50 | -0.18 | 48 |
IV.GAVE.EHN. | 2023-12-16T21:16:44.76 | 0.3 | undecidable | manual | S | 178 | 17.871 | 121 | -0.06 | 75 |
IV.CESI.HHZ. | 2023-12-16T21:16:44.58 | 0.6 | undecidable | manual | S | 5 | 16.872 | 122 | 0.05 | 50 |
IV.NRCA.HHZ. | 2023-12-16T21:16:44.81 | 0.6 | undecidable | manual | S | 97 | 18.5703 | 120 | -0.21 | 48 |
IT.MTCL.HGE. | 2023-12-16T21:16:44.55 | 0.1 | undecidable | manual | S | 30 | 18.0708 | 121 | -0.32 | 94 |
IV.CSP1.EHZ. | 2023-12-16T21:16:44.78 | 0.1 | undecidable | manual | P | 44 | 36.9297 | 50 | 0.05 | 97 |
IV.ARRO.EHE. | 2023-12-16T21:16:44.04 | 0.1 | undecidable | manual | P | 198 | 31.9458 | 50 | 0.06 | 97 |
IV.FEMA.HNE. | 2023-12-16T21:16:44.85 | 0.6 | undecidable | manual | S | 47 | 17.871 | 121 | 0.04 | 50 |
IV.CESX.HHE. | 2023-12-16T21:16:44.69 | 0.1 | undecidable | manual | P | 222 | 36.6411 | 50 | 0 | 97 |
IV.ASSB.HHZ. | 2023-12-16T21:16:43.31 | 0.6 | undecidable | manual | P | 319 | 28.0497 | 50 | -0.06 | 49 |
IV.LNSS.HHZ. | 2023-12-16T21:16:43.71 | 0.1 | undecidable | manual | P | 156 | 30.4473 | 50 | -0.03 | 98 |
IV.FEMA.HNE. | 2023-12-16T21:16:41.97 | 0.1 | undecidable | manual | P | 47 | 17.871 | 121 | 0.21 | 97 |
IV.GAVE.EHN. | 2023-12-16T21:16:41.90 | 0.1 | undecidable | manual | P | 178 | 17.871 | 121 | 0.14 | 98 |
IV.CESI.HHZ. | 2023-12-16T21:16:41.73 | 0.1 | positive | manual | P | 5 | 16.872 | 122 | 0.13 | 98 |
IT.MTCL.HGE. | 2023-12-16T21:16:41.83 | 0.1 | undecidable | manual | P | 30 | 18.0708 | 121 | 0.04 | 100 |
IV.NRCA.HHZ. | 2023-12-16T21:16:41.89 | 0.3 | negative | manual | P | 97 | 18.5703 | 120 | 0.01 | 75 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.0 | 0.000085255735 | 0.1408 | AML | other | m | 2023-12-16T21:16:45.34 |
IV.NRCA.HNN. | ML:1.3 | 0.00014135515 | 0.3456 | AML | other | m | 2023-12-16T21:16:45.10 |
IV.NRCA.HHE. | ML:1.0 | 0.000067554695 | 0.1152 | AML | other | m | 2023-12-16T21:16:45.02 |
IV.NRCA.HNE. | ML:1.0 | 0.000080514215 | 0.4608 | AML | other | m | 2023-12-16T21:16:44.85 |
IV.LNSS.HHN. | ML:0.9 | 0.0000363123915 | 0.896 | AML | other | m | 2023-12-16T21:16:48.97 |
IV.LNSS.HNN. | ML:1.2 | 0.00007960932000000001 | 0.8064 | AML | other | m | 2023-12-16T21:16:48.95 |
IV.LNSS.HNE. | ML:1.2 | 0.00007357997000000001 | 0.8576 | AML | other | m | 2023-12-16T21:16:48.51 |
IV.LNSS.HHE. | ML:1.1 | 0.00005750041 | 0.1408 | AML | other | m | 2023-12-16T21:16:49.03 |
IV.CESI.HHE. | ML:1.0 | 0.00008743438500000001 | 0.1408 | AML | other | m | 2023-12-16T21:16:44.79 |
IV.CESI.HHN. | ML:1.1 | 0.00009946148 | 0.0768 | AML | other | m | 2023-12-16T21:16:44.83 |
IV.ASSB.HHE. | ML:0.8 | 0.0000297903169 | 1.0624 | AML | other | m | 2023-12-16T21:16:47.87 |
IV.ASSB.HHN. | ML:0.9 | 0.000039075619 | 0.64 | AML | other | m | 2023-12-16T21:16:47.69 |