A magnitude ML 0.5 earthquake occured in region: 8 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.7980, 13.1920 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 |
---|---|---|---|---|
Norcia | PG | 8 | 4957 | 4957 |
Arquata del Tronto | AP | 9 | 1178 | 6135 |
Castelsantangelo sul Nera | MC | 11 | 281 | 6416 |
Accumoli | RI | 12 | 667 | 7083 |
Montegallo | AP | 13 | 523 | 7606 |
Preci | PG | 15 | 724 | 8330 |
Montemonaco | AP | 16 | 604 | 8934 |
Cascia | PG | 17 | 3217 | 12151 |
Ussita | MC | 17 | 444 | 12595 |
Visso | MC | 17 | 1107 | 13702 |
Acquasanta Terme | AP | 18 | 2916 | 16618 |
Cittareale | RI | 20 | 482 | 17100 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.5 | 2023-07-08 01:56:38 |
42.7978 | 13.1917 | 9 | 2023-07-08 02:08:03 |
Sala Sismica INGV-Roma | 119062601 |
Field | Value |
---|---|
Time (UTC) | 2023-07-08 01:56:38 ± 0.08 |
Latitude | 42.7978 ± 0.0045 |
Longitude | 13.1917 ± 0.0061 |
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 | 119062601 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 449 |
Semi-minor axis of confidence ellipse (meter) | 413 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 121 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 450.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 62 |
Number of associated phases, regardless of their use for origin computation | 18 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.06745 |
Epicentral distance of station farthest from the epicenter (degree) | 0.34984 |
Number of stations at which the event was observed | 13 |
Number of stations from which data was used for origin computation | 13 |
Field | Value |
---|---|
Value | 0.5 |
Uncertainty | 0.1 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 119062601 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-07-08 02:08:03 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.TERO.HHZ. | 2023-07-08T01:56:45.48 | 0.3 | undecidable | manual | P | 120 | 38.8278 | 50 | -0.47 | 87 |
IV.MF5.EHZ. | 2023-07-08T01:56:45.07 | 0.3 | undecidable | manual | P | 46 | 30.3474 | 106 | 0.49 | 88 |
IV.CESI.HHZ. | 2023-07-08T01:56:45.00 | 0.3 | undecidable | manual | P | 315 | 32.745 | 50 | -0.02 | 97 |
IV.MMO1.EHZ. | 2023-07-08T01:56:44.61 | 0.3 | undecidable | manual | S | 44 | 15.7731 | 119 | 0.11 | 98 |
IV.FDMO.HHZ. | 2023-07-08T01:56:44.16 | 0.3 | undecidable | manual | P | 342 | 27.8499 | 107 | 0.07 | 97 |
7F.SIB1.EHZ. | 2023-07-08T01:56:43.62 | 0.3 | undecidable | manual | S | 31 | 12.4764 | 125 | 0.07 | 99 |
IV.GAVE.HNZ. | 2023-07-08T01:56:43.99 | 0.3 | undecidable | manual | P | 244 | 26.9508 | 108 | 0.07 | 97 |
7F.SIB2.EHZ. | 2023-07-08T01:56:43.77 | 0.3 | undecidable | manual | S | 41 | 13.7751 | 122 | -0.15 | 97 |
IV.LNSS.HHZ. | 2023-07-08T01:56:43.61 | 0.3 | undecidable | manual | P | 210 | 24.8529 | 109 | 0.07 | 97 |
IV.MTRA.HNZ. | 2023-07-08T01:56:42.40 | 0.3 | undecidable | manual | P | 105 | 17.2716 | 117 | 0.26 | 94 |
7F.SIB3.EHZ. | 2023-07-08T01:56:42.66 | 0.3 | undecidable | manual | S | 37 | 10.6782 | 129 | -0.39 | 93 |
IV.NRCA.HNZ. | 2023-07-08T01:56:42.05 | 0.3 | undecidable | manual | S | 302 | 7.4814 | 140 | -0.19 | 97 |
IV.SMA1.EHZ. | 2023-07-08T01:56:42.94 | 0.3 | undecidable | manual | P | 148 | 21.9669 | 112 | -0.05 | 98 |
7F.SIB2.EHZ. | 2023-07-08T01:56:41.49 | 0.3 | undecidable | manual | P | 41 | 13.7751 | 122 | -0.04 | 99 |
IV.MMO1.EHZ. | 2023-07-08T01:56:41.87 | 0.3 | undecidable | manual | P | 44 | 15.7731 | 119 | 0.01 | 100 |
7F.SIB1.EHZ. | 2023-07-08T01:56:41.53 | 0.3 | undecidable | manual | P | 31 | 12.4764 | 125 | 0.22 | 96 |
7F.SIB3.EHZ. | 2023-07-08T01:56:40.88 | 0.3 | undecidable | manual | P | 37 | 10.6782 | 129 | -0.14 | 98 |
IV.NRCA.HNZ. | 2023-07-08T01:56:40.62 | 0.3 | undecidable | manual | P | 302 | 7.4814 | 140 | 0.06 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MMO1.EHE. | ML:0.4 | 0.000023851319999999998 | 0.2416 | AML | other | m | 2023-07-08T01:56:44.77 |
IV.MMO1.EHN. | ML:0.4 | 0.000024328805000000004 | 0.1408 | AML | other | m | 2023-07-08T01:56:45.57 |
IV.SMA1.EHE. | ML:0.5 | 0.000019631569999999998 | 0.2784 | AML | other | m | 2023-07-08T01:56:48.94 |
IV.SMA1.EHN. | ML:0.5 | 0.000017905285 | 0.4 | AML | other | m | 2023-07-08T01:56:53.31 |
IV.FDMO.HHE. | ML:0.4 | 0.000016674395 | 0.16 | AML | other | m | 2023-07-08T01:56:50.21 |
IV.FDMO.HHN. | ML:0.3 | 0.0000106728465 | 0.2208 | AML | other | m | 2023-07-08T01:56:51.60 |
IV.CESI.HHE. | ML:0.4 | 0.000012355895 | 0.12 | AML | other | m | 2023-07-08T01:56:51.64 |
IV.CESI.HHN. | ML:0.7 | 0.000018956340000000003 | 0.24 | AML | other | m | 2023-07-08T01:56:51.85 |
IV.TERO.HHE. | ML:0.4 | 0.0000079048965 | 0.24 | AML | other | m | 2023-07-08T01:56:55.40 |
IV.TERO.HHN. | ML:0.7 | 0.00002158361 | 0.08 | AML | other | m | 2023-07-08T01:56:51.28 |