A magnitude ML 0.3 earthquake occured in region: 2 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.7950, 13.1190 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 | 2 | 4957 | 4957 |
Preci | PG | 11 | 724 | 5681 |
Castelsantangelo sul Nera | MC | 12 | 281 | 5962 |
Cascia | PG | 12 | 3217 | 9179 |
Arquata del Tronto | AP | 15 | 1178 | 10357 |
Accumoli | RI | 15 | 667 | 11024 |
Visso | MC | 15 | 1107 | 12131 |
Ussita | MC | 17 | 444 | 12575 |
Cerreto di Spoleto | PG | 17 | 1075 | 13650 |
Poggiodomo | PG | 18 | 117 | 13767 |
Montegallo | AP | 18 | 523 | 14290 |
Sellano | PG | 19 | 1079 | 15369 |
Cittareale | RI | 20 | 482 | 15851 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.3 | 2020-07-22 22:09:15 |
42.7952 | 13.1188 | 11 | 2020-07-22 22:13:40 |
Sala Sismica INGV-Roma | 81258291 |
Field | Value |
---|---|
Time (UTC) | 2020-07-22 22:09:15 ± 0.05 |
Latitude | 42.7952 ± 0.0027 |
Longitude | 13.1188 ± 0.0049 |
Depth (km) | 11 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 81258291 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 368 |
Semi-minor axis of confidence ellipse (meter) | 216 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 284 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 370.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 85 |
Number of associated phases, regardless of their use for origin computation | 17 |
Number of defining phases | 15 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.14 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.39570 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 0.3 |
Uncertainty | 0.0 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 81258291 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-07-22 22:13:40 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MURB.HHZ. | 2020-07-22T22:09:37.70 | 3.0 | undecidable | manual | S | -0.01 | 0 | |||
IV.SRES.HHZ. | 2020-07-22T22:09:29.12 | 3.0 | negative | manual | P | 0 | 0 | |||
IV.TERO.HHZ. | 2020-07-22T22:09:29.11 | 0.3 | undecidable | manual | S | 116 | 43.9227 | 50 | -0.12 | 69 |
IV.FDMO.HHZ. | 2020-07-22T22:09:24.51 | 0.1 | undecidable | manual | S | 355 | 26.8509 | 50 | -0.18 | 96 |
IV.TERO.HHZ. | 2020-07-22T22:09:23.33 | 0.6 | undecidable | manual | P | 116 | 43.9227 | 50 | 0.1 | 46 |
IV.GAVE.HNZ. | 2020-07-22T22:09:23.37 | 0.3 | undecidable | manual | S | 238 | 21.5673 | 50 | 0.1 | 72 |
IV.LNSS.HHZ. | 2020-07-22T22:09:23.31 | 0.3 | undecidable | manual | S | 197 | 22.2555 | 50 | -0.14 | 72 |
IV.MC2.EHZ. | 2020-07-22T22:09:21.46 | 0.3 | undecidable | manual | S | 24 | 14.0748 | 128 | 0.26 | 72 |
IV.SMA1.EHZ. | 2020-07-22T22:09:20.45 | 0.6 | positive | manual | P | 136 | 25.3524 | 50 | 0.09 | 48 |
IV.CESI.HNZ. | 2020-07-22T22:09:20.77 | 0.1 | undecidable | manual | P | 323 | 29.0487 | 50 | -0.16 | 95 |
IV.FDMO.HHZ. | 2020-07-22T22:09:20.58 | 1.0 | positive | manual | P | 355 | 26.8509 | 50 | -0.02 | 24 |
IV.GAVE.HNZ. | 2020-07-22T22:09:19.78 | 0.1 | undecidable | manual | P | 238 | 21.5673 | 50 | 0 | 98 |
IV.MMO1.EHZ. | 2020-07-22T22:09:19.61 | 1.0 | positive | manual | P | 56 | 20.4684 | 50 | 0 | 25 |
IV.LNSS.HHZ. | 2020-07-22T22:09:19.75 | 0.1 | undecidable | manual | P | 197 | 22.2555 | 50 | -0.14 | 96 |
IV.MC2.EHZ. | 2020-07-22T22:09:18.86 | 1.0 | undecidable | manual | P | 24 | 14.0748 | 128 | 0.27 | 24 |
IV.NRCA.HNZ. | 2020-07-22T22:09:18.98 | 0.1 | undecidable | manual | S | 355 | 4.2957 | 159 | -0.11 | 98 |
IV.NRCA.HNZ. | 2020-07-22T22:09:17.49 | 0.1 | undecidable | manual | P | 355 | 4.2957 | 159 | 0.13 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.FDMO.HHN. | ML:0.3 | 0.000008914999999999999 | 0.1 | AML | other | m | 2020-07-22T22:09:24.92 |
IV.FDMO.HHE. | ML:0.3 | 0.000009365 | 0.84 | AML | other | m | 2020-07-22T22:09:25.70 |