A magnitude ML 0.5 earthquake occured in region: 3 km SE Norcia (PG), on
and geographic coordinates (lat, lon) 42.7710, 13.1170 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 |
---|---|---|---|---|
Norcia | PG | 3 | 4957 | 4957 |
Cascia | PG | 10 | 3217 | 8174 |
Preci | PG | 14 | 724 | 8898 |
Accumoli | RI | 14 | 667 | 9565 |
Castelsantangelo sul Nera | MC | 14 | 281 | 9846 |
Arquata del Tronto | AP | 15 | 1178 | 11024 |
Poggiodomo | PG | 16 | 117 | 11141 |
Cerreto di Spoleto | PG | 17 | 1075 | 12216 |
Cittareale | RI | 17 | 482 | 12698 |
Visso | MC | 18 | 1107 | 13805 |
Monteleone di Spoleto | PG | 19 | 599 | 14404 |
Ussita | MC | 19 | 444 | 14848 |
Montegallo | AP | 19 | 523 | 15371 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.5 | 2020-09-29 17:28:53 |
42.7713 | 13.1167 | 11 | 2020-09-29 17:42:05 |
Sala Sismica INGV-Roma | 83369981 |
Field | Value |
---|---|
Time (UTC) | 2020-09-29 17:28:53 ± 0.05 |
Latitude | 42.7713 ± 0.0018 |
Longitude | 13.1167 ± 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 | 83369981 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 264 |
Semi-minor axis of confidence ellipse (meter) | 216 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 290 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 260.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 82 |
Number of associated phases, regardless of their use for origin computation | 25 |
Number of defining phases | 24 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.15 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.38761 |
Number of stations at which the event was observed | 15 |
Number of stations from which data was used for origin computation | 14 |
Field | Value |
---|---|
Value | 0.5 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 83369981 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-09-29 17:42:05 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CRTC.HHZ. | 2020-09-29T17:29:23.89 | 3.0 | undecidable | manual | S | -8.3 | 0 | |||
IV.CESI.HNE. | 2020-09-29T17:29:04.67 | 0.6 | undecidable | manual | S | 326 | 31.1466 | 50 | -0.02 | 49 |
IV.RM33.HNE. | 2020-09-29T17:29:04.60 | 0.6 | undecidable | manual | S | 165 | 30.1476 | 50 | 0.16 | 47 |
IV.FDMO.HHZ. | 2020-09-29T17:29:04.23 | 0.3 | undecidable | manual | S | 355 | 29.5482 | 50 | -0.03 | 73 |
IV.MMO1.EHZ. | 2020-09-29T17:29:02.19 | 0.3 | undecidable | manual | S | 50 | 22.2555 | 50 | -0.12 | 73 |
IV.MTRA.EHZ. | 2020-09-29T17:29:02.13 | 0.6 | undecidable | manual | S | 94 | 22.8549 | 50 | -0.35 | 46 |
IV.TERO.HHZ. | 2020-09-29T17:29:02.31 | 0.6 | undecidable | manual | P | 112 | 43.0236 | 50 | 0.34 | 45 |
IV.SMA1.EHE. | 2020-09-29T17:29:02.79 | 0.6 | undecidable | manual | S | 131 | 23.6541 | 50 | 0.08 | 49 |
IV.LNSS.HHZ. | 2020-09-29T17:29:01.48 | 0.6 | undecidable | manual | S | 198 | 19.6692 | 50 | -0.16 | 48 |
IV.GAVE.EHZ. | 2020-09-29T17:29:01.84 | 0.3 | undecidable | manual | S | 244 | 20.1687 | 50 | 0.08 | 74 |
IV.MF5.EHZ. | 2020-09-29T17:29:00.83 | 0.1 | undecidable | manual | P | 49 | 36.8298 | 50 | -0.19 | 93 |
IV.MC2.EHZ. | 2020-09-29T17:29:00.89 | 0.3 | undecidable | manual | S | 21 | 16.5723 | 50 | 0.07 | 74 |
IV.CESI.HNE. | 2020-09-29T17:29:00.17 | 0.3 | undecidable | manual | P | 326 | 31.1466 | 50 | 0.03 | 73 |
IV.CSP1.EHZ. | 2020-09-29T17:29:00.97 | 0.1 | undecidable | manual | P | 11 | 36.2415 | 50 | 0.03 | 96 |
IV.RM33.HNE. | 2020-09-29T17:29:00.32 | 0.1 | undecidable | manual | P | 165 | 30.1476 | 50 | 0.32 | 92 |
IV.FDMO.HHZ. | 2020-09-29T17:28:59.88 | 0.1 | undecidable | manual | P | 355 | 29.5482 | 50 | -0.01 | 98 |
IV.SMA1.EHE. | 2020-09-29T17:28:59.06 | 0.3 | undecidable | manual | P | 131 | 23.6541 | 50 | 0.06 | 73 |
IV.LNSS.HHZ. | 2020-09-29T17:28:58.20 | 0.1 | undecidable | manual | P | 198 | 19.6692 | 50 | -0.18 | 96 |
IV.GAVE.EHZ. | 2020-09-29T17:28:58.31 | 0.1 | undecidable | manual | P | 244 | 20.1687 | 50 | -0.14 | 97 |
IV.T1299.EHE. | 2020-09-29T17:28:58.22 | 0.1 | undecidable | manual | P | 138 | 20.3685 | 50 | -0.26 | 95 |
IV.MMO1.EHZ. | 2020-09-29T17:28:58.85 | 0.1 | undecidable | manual | P | 50 | 22.2555 | 50 | 0.08 | 98 |
IV.NRCA.HHN. | 2020-09-29T17:28:58.32 | 0.3 | undecidable | manual | S | 358 | 6.8931 | 148 | -0.14 | 74 |
IV.MC2.EHZ. | 2020-09-29T17:28:58.12 | 0.1 | undecidable | manual | P | 21 | 16.5723 | 50 | 0.22 | 96 |
IV.MTRA.EHZ. | 2020-09-29T17:28:58.93 | 0.1 | undecidable | manual | P | 94 | 22.8549 | 50 | 0.06 | 98 |
IV.NRCA.HHN. | 2020-09-29T17:28:56.64 | 0.1 | undecidable | manual | P | 358 | 6.8931 | 148 | 0.1 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LNSS.HHE. | ML:0.7 | 0.000035338665 | 0.1408 | AML | other | m | 2020-09-29T17:29:02.89 |
IV.LNSS.HHN. | ML:0.5 | 0.000025793665 | 0.128 | AML | other | m | 2020-09-29T17:29:03.06 |
IV.GAVE.EHE. | ML:0.7 | 0.000034278039999999995 | 0.1024 | AML | other | m | 2020-09-29T17:29:02.67 |
IV.GAVE.EHN. | ML:0.7 | 0.000032797515 | 0.2176 | AML | other | m | 2020-09-29T17:29:02.05 |
IV.FDMO.HHE. | ML:0.3 | 0.0000086992355 | 0.2688 | AML | other | m | 2020-09-29T17:29:04.28 |
IV.FDMO.HHN. | ML:0.3 | 0.000009619407 | 0.2944 | AML | other | m | 2020-09-29T17:29:05.06 |