A magnitude ML 0.9 earthquake occured in region: 3 km S Norcia (PG), on
and geographic coordinates (lat, lon) 42.7680, 13.0960 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 | 9 | 3217 | 8174 |
Preci | PG | 13 | 724 | 8898 |
Poggiodomo | PG | 15 | 117 | 9015 |
Accumoli | RI | 15 | 667 | 9682 |
Castelsantangelo sul Nera | MC | 15 | 281 | 9963 |
Cerreto di Spoleto | PG | 16 | 1075 | 11038 |
Arquata del Tronto | AP | 16 | 1178 | 12216 |
Cittareale | RI | 18 | 482 | 12698 |
Monteleone di Spoleto | PG | 18 | 599 | 13297 |
Visso | MC | 18 | 1107 | 14404 |
Vallo di Nera | PG | 19 | 364 | 14768 |
Sellano | PG | 19 | 1079 | 15847 |
Ussita | MC | 20 | 444 | 16291 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2020-10-16 00:22:18 |
42.7682 | 13.0963 | 11 | 2020-10-16 00:26:46 |
Sala Sismica INGV-Roma | 83812631 |
Field | Value |
---|---|
Time (UTC) | 2020-10-16 00:22:18 ± 0.04 |
Latitude | 42.7682 ± 0.0018 |
Longitude | 13.0963 ± 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 | 83812631 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 266 |
Semi-minor axis of confidence ellipse (meter) | 143 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 116 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 270.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 142 |
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) | 0.09 |
Epicentral distance of station closest to the epicenter (degree) | 0.06655 |
Epicentral distance of station farthest from the epicenter (degree) | 0.42178 |
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 | 0.9 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 83812631 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-10-16 00:26:46 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ASSB.HHZ. | 2020-10-16T00:22:33.60 | 0.3 | undecidable | manual | S | 311 | 46.8198 | 50 | 0.16 | 69 |
IV.CESI.HNZ. | 2020-10-16T00:22:29.00 | 0.1 | undecidable | manual | S | 329 | 30.5472 | 50 | -0.09 | 96 |
IV.FDMO.HHZ. | 2020-10-16T00:22:28.70 | 0.3 | undecidable | manual | S | 359 | 29.748 | 50 | -0.19 | 71 |
IV.MMO1.EHZ. | 2020-10-16T00:22:27.27 | 0.3 | undecidable | manual | S | 52 | 23.754 | 50 | -0.01 | 74 |
IV.ASSB.HHZ. | 2020-10-16T00:22:27.20 | 0.1 | undecidable | manual | P | 311 | 46.8198 | 50 | 0.09 | 94 |
IV.MC2.EHZ. | 2020-10-16T00:22:25.74 | 0.3 | undecidable | manual | S | 25 | 17.5713 | 50 | 0.1 | 74 |
IV.GAVE.EHZ. | 2020-10-16T00:22:25.86 | 0.1 | undecidable | manual | S | 243 | 18.4704 | 50 | -0.02 | 100 |
IV.LNSS.HHZ. | 2020-10-16T00:22:25.93 | 0.3 | undecidable | manual | S | 194 | 18.87 | 50 | -0.06 | 74 |
IV.FDMO.HHZ. | 2020-10-16T00:22:24.50 | 0.1 | undecidable | manual | P | 359 | 29.748 | 50 | 0.02 | 98 |
IV.CESI.HNZ. | 2020-10-16T00:22:24.55 | 0.1 | undecidable | manual | P | 329 | 30.5472 | 50 | -0.05 | 97 |
IV.MMO1.EHZ. | 2020-10-16T00:22:23.50 | 1.0 | negative | manual | P | 52 | 23.754 | 50 | -0.05 | 25 |
IV.NRCA.HHZ. | 2020-10-16T00:22:22.95 | 0.1 | undecidable | manual | S | 11 | 7.3815 | 146 | -0.1 | 100 |
IV.LNSS.HHZ. | 2020-10-16T00:22:22.80 | 0.6 | undecidable | manual | P | 194 | 18.87 | 50 | -0.01 | 50 |
IV.MC2.EHZ. | 2020-10-16T00:22:22.73 | 0.6 | negative | manual | P | 25 | 17.5713 | 50 | 0.12 | 49 |
IV.GAVE.EHZ. | 2020-10-16T00:22:22.76 | 1.0 | undecidable | manual | P | 243 | 18.4704 | 50 | 0.01 | 25 |
IV.NRCA.HHZ. | 2020-10-16T00:22:21.22 | 0.1 | positive | manual | P | 11 | 7.3815 | 146 | 0.11 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.2 | 0.00019358585000000002 | 0.16 | AML | other | m | 2020-10-16T00:22:23.11 |
IV.NRCA.HHN. | ML:0.8 | 0.00007861627 | 0.1 | AML | other | m | 2020-10-16T00:22:23.64 |
IV.NRCA.HNE. | ML:1.1 | 0.000163623 | 0.15 | AML | other | m | 2020-10-16T00:22:23.10 |
IV.NRCA.HNN. | ML:0.7 | 0.00006994352 | 0.35 | AML | other | m | 2020-10-16T00:22:23.13 |
IV.LNSS.HHE. | ML:0.8 | 0.000043186225 | 0.16 | AML | other | m | 2020-10-16T00:22:26.12 |
IV.LNSS.HHN. | ML:0.9 | 0.00005328597 | 0.18 | AML | other | m | 2020-10-16T00:22:26.55 |