A magnitude ML 1.1 earthquake occured in region: 4 km W Norcia (PG), on
and geographic coordinates (lat, lon) 42.7820, 13.0460 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 |
Cascia | PG | 7 | 3217 | 8174 |
Preci | PG | 11 | 724 | 8898 |
Cerreto di Spoleto | PG | 11 | 1075 | 9973 |
Poggiodomo | PG | 12 | 117 | 10090 |
Vallo di Nera | PG | 15 | 364 | 10454 |
Castelsantangelo sul Nera | MC | 15 | 281 | 10735 |
Sellano | PG | 15 | 1079 | 11814 |
Monteleone di Spoleto | PG | 16 | 599 | 12413 |
Visso | MC | 17 | 1107 | 13520 |
Sant'Anatolia di Narco | PG | 18 | 564 | 14084 |
Scheggino | PG | 19 | 461 | 14545 |
Accumoli | RI | 19 | 667 | 15212 |
Ussita | MC | 20 | 444 | 15656 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2023-12-31 10:32:50 |
42.7817 | 13.0458 | 10 | 2023-12-31 10:37:20 |
Sala Sismica INGV-Roma | 124372991 |
Field | Value |
---|---|
Time (UTC) | 2023-12-31 10:32:50 ± 0.1 |
Latitude | 42.7817 ± 0.0063 |
Longitude | 13.0458 ± 0.0135 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 124372991 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1216 |
Semi-minor axis of confidence ellipse (meter) | 514 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 118 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1220.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 132 |
Number of associated phases, regardless of their use for origin computation | 16 |
Number of defining phases | 16 |
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) | 0.07195 |
Epicentral distance of station farthest from the epicenter (degree) | 0.38491 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.3 |
Num. used stations | 16 |
Type of magnitude | ML |
Reference to an origin | 124372991 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-12-31 10:37:20 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ASSB.HHZ. | 2023-12-31T10:33:04.52 | 0.6 | undecidable | manual | S | 313 | 42.7239 | 50 | -0.31 | 44 |
IV.CSP1.EHZ. | 2023-12-31T10:33:03.35 | 0.6 | undecidable | manual | S | 21 | 36.741 | 50 | 0.12 | 47 |
IV.FDMO.HHZ. | 2023-12-31T10:33:00.85 | 0.6 | undecidable | manual | S | 7 | 28.4493 | 50 | -0.17 | 47 |
IV.CESI.HHZ. | 2023-12-31T10:33:00.40 | 0.6 | undecidable | manual | S | 335 | 27.2505 | 50 | -0.31 | 45 |
IV.ASSB.HHZ. | 2023-12-31T10:32:59.60 | 0.1 | undecidable | manual | P | 313 | 42.7239 | 50 | 0.69 | 79 |
7F.SIB1.EHZ. | 2023-12-31T10:32:59.37 | 0.6 | undecidable | manual | S | 55 | 22.1556 | 115 | 0.06 | 48 |
IV.LNSS.HHZ. | 2023-12-31T10:32:58.41 | 0.6 | undecidable | manual | S | 181 | 19.869 | 118 | -0.18 | 47 |
IV.MC2.EHN. | 2023-12-31T10:32:58.40 | 0.6 | undecidable | manual | S | 39 | 18.5703 | 119 | 0.21 | 47 |
IV.CSP1.EHZ. | 2023-12-31T10:32:57.90 | 1.0 | negative | manual | P | 21 | 36.741 | 50 | -0.09 | 23 |
IV.CESI.HHZ. | 2023-12-31T10:32:56.33 | 0.6 | undecidable | manual | P | 335 | 27.2505 | 50 | -0.2 | 47 |
IV.FDMO.HHZ. | 2023-12-31T10:32:56.50 | 0.6 | negative | manual | P | 7 | 28.4493 | 50 | -0.21 | 46 |
IV.MC2.EHN. | 2023-12-31T10:32:55.10 | 0.1 | undecidable | manual | P | 39 | 18.5703 | 119 | 0.03 | 98 |
IV.NRCA.HHZ. | 2023-12-31T10:32:55.09 | 0.6 | undecidable | manual | S | 44 | 7.9809 | 142 | -0.29 | 47 |
IV.LNSS.HHZ. | 2023-12-31T10:32:55.31 | 0.3 | undecidable | manual | P | 181 | 19.869 | 118 | 0 | 74 |
7F.SIB1.EHZ. | 2023-12-31T10:32:55.73 | 0.1 | undecidable | manual | P | 55 | 22.1556 | 115 | 0.01 | 98 |
IV.NRCA.HHZ. | 2023-12-31T10:32:53.46 | 0.1 | positive | manual | P | 44 | 7.9809 | 142 | 0.01 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.3 | 0.0002695 | 0.16 | AML | other | m | 2023-12-31T10:32:55.19 |
IV.NRCA.HHE. | ML:1.2 | 0.00024076 | 0.096 | AML | other | m | 2023-12-31T10:32:55.39 |
IV.LNSS.HHN. | ML:0.9 | 0.0000619 | 1.88 | AML | other | m | 2023-12-31T10:32:58.96 |
IV.LNSS.HHE. | ML:0.9 | 0.000061 | 1.5 | AML | other | m | 2023-12-31T10:32:59.96 |
IV.NRCA.HNE. | ML:1.4 | 0.00037241952 | 0.8064 | AML | other | m | 2023-12-31T10:32:53.19 |
IV.NRCA.HNN. | ML:1.4 | 0.00033779339 | 0.8128 | AML | other | m | 2023-12-31T10:32:53.21 |
IV.LNSS.HNE. | ML:1.2 | 0.00011119315 | 0.6912 | AML | other | m | 2023-12-31T10:32:56.22 |
IV.LNSS.HNN. | ML:1.2 | 0.00010873976 | 0.7104 | AML | other | m | 2023-12-31T10:33:04.58 |
IV.CESI.HHE. | ML:0.7 | 0.00002423575 | 0.16 | AML | other | m | 2023-12-31T10:33:00.86 |
IV.CESI.HHN. | ML:0.9 | 0.000040430010000000005 | 0.3008 | AML | other | m | 2023-12-31T10:33:00.50 |
IV.CESI.HNE. | ML:1.3 | 0.0001168695 | 0.6976 | AML | other | m | 2023-12-31T10:33:03.85 |
IV.CESI.HNN. | ML:1.4 | 0.00013378275 | 1.0752 | AML | other | m | 2023-12-31T10:32:56.60 |
IV.FDMO.HHE. | ML:0.6 | 0.0000203918635 | 0.16 | AML | other | m | 2023-12-31T10:33:01.21 |
IV.FDMO.HHN. | ML:0.5 | 0.0000143916975 | 0.096 | AML | other | m | 2023-12-31T10:33:01.04 |
IV.CSP1.EHE. | ML:0.8 | 0.000026217855000000005 | 0.9984 | AML | other | m | 2023-12-31T10:33:15.68 |
IV.CSP1.EHN. | ML:0.7 | 0.000020808135 | 0.5824 | AML | other | m | 2023-12-31T10:33:10.91 |