A magnitude ML 1.1 earthquake occured in region: 6 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.8000, 13.1620 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 | 6 | 4957 | 4957 |
Castelsantangelo sul Nera | MC | 11 | 281 | 5238 |
Arquata del Tronto | AP | 11 | 1178 | 6416 |
Preci | PG | 13 | 724 | 7140 |
Accumoli | RI | 14 | 667 | 7807 |
Montegallo | AP | 15 | 523 | 8330 |
Cascia | PG | 15 | 3217 | 11547 |
Visso | MC | 16 | 1107 | 12654 |
Ussita | MC | 16 | 444 | 13098 |
Montemonaco | AP | 18 | 604 | 13702 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2020-02-15 11:40:03 |
42.8002 | 13.1622 | 11 | 2020-02-15 11:49:28 |
Sala Sismica INGV-Roma | 76538131 |
Field | Value |
---|---|
Time (UTC) | 2020-02-15 11:40:03 ± 0.07 |
Latitude | 42.8002 ± 0.0063 |
Longitude | 13.1622 ± 0.0061 |
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 | 76538131 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 729 |
Semi-minor axis of confidence ellipse (meter) | 478 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 344 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 730.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 67 |
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) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.04856 |
Epicentral distance of station farthest from the epicenter (degree) | 0.43437 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.3 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 76538131 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-02-15 11:49:28 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.LNSS.HHZ. | 2020-02-15T11:40:12.32 | 0.3 | undecidable | manual | S | 204 | 24.0537 | 50 | 0.08 | 74 |
IV.MOMA.HHE. | 2020-02-15T11:40:12.31 | 0.1 | undecidable | manual | P | 271 | 48.2184 | 50 | 0.12 | 93 |
IV.TERO.HHZ. | 2020-02-15T11:40:11.20 | 0.1 | undecidable | manual | P | 119 | 41.0256 | 50 | 0.11 | 95 |
IV.MTRA.HNZ. | 2020-02-15T11:40:11.29 | 0.3 | undecidable | manual | S | 104 | 19.6692 | 50 | 0.21 | 72 |
IV.SMA1.EHZ. | 2020-02-15T11:40:11.99 | 0.6 | undecidable | manual | S | 143 | 23.5542 | 50 | -0.11 | 49 |
IV.MMO1.EHZ. | 2020-02-15T11:40:10.08 | 0.3 | undecidable | manual | S | 51 | 17.3715 | 122 | -0.36 | 70 |
IV.SAP2.EHZ. | 2020-02-15T11:40:10.18 | 0.6 | negative | manual | P | 30 | 38.1285 | 50 | -0.46 | 44 |
IV.MC2.EHZ. | 2020-02-15T11:40:09.54 | 0.6 | undecidable | manual | S | 10 | 12.4764 | 131 | 0.44 | 46 |
IV.FDMO.HHE. | 2020-02-15T11:40:08.77 | 0.6 | undecidable | manual | P | 347 | 26.9508 | 50 | -0.14 | 48 |
IV.LNSS.HHZ. | 2020-02-15T11:40:08.21 | 0.3 | undecidable | manual | P | 204 | 24.0537 | 50 | -0.26 | 71 |
IV.SMA1.EHZ. | 2020-02-15T11:40:08.20 | 0.6 | undecidable | manual | P | 143 | 23.5542 | 50 | -0.19 | 48 |
IV.NRCA.HNZ. | 2020-02-15T11:40:07.32 | 0.3 | undecidable | manual | S | 314 | 5.3946 | 154 | -0.23 | 74 |
IV.MMO1.EHZ. | 2020-02-15T11:40:07.62 | 0.3 | undecidable | manual | P | 51 | 17.3715 | 122 | 0.19 | 73 |
IV.MTRA.HNZ. | 2020-02-15T11:40:07.90 | 0.6 | undecidable | manual | P | 104 | 19.6692 | 50 | 0.1 | 49 |
IV.MC2.EHZ. | 2020-02-15T11:40:06.79 | 0.6 | undecidable | manual | P | 10 | 12.4764 | 131 | 0.13 | 50 |
IV.NRCA.HNZ. | 2020-02-15T11:40:05.91 | 0.1 | undecidable | manual | P | 314 | 5.3946 | 154 | 0.14 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.2 | 0.0002251815 | 0.1408 | AML | other | m | 2020-02-15T11:40:07.57 |
IV.NRCA.HHN. | ML:1.1 | 0.000173531 | 0.064 | AML | other | m | 2020-02-15T11:40:07.50 |
IV.NRCA.HNE. | ML:1.1 | 0.00018939055 | 0.2368 | AML | other | m | 2020-02-15T11:40:07.39 |
IV.NRCA.HNN. | ML:1.4 | 0.000429581318 | 0.6912 | AML | other | m | 2020-02-15T11:40:06.51 |
IV.LNSS.HHE. | ML:0.8 | 0.00003658132 | 0.1408 | AML | other | m | 2020-02-15T11:40:13.04 |
IV.LNSS.HHN. | ML:0.7 | 0.000030610239999999996 | 0.16 | AML | other | m | 2020-02-15T11:40:12.91 |
IV.LNSS.HNE. | ML:1.2 | 0.00009732333 | 0.6656 | AML | other | m | 2020-02-15T11:40:14.20 |
IV.LNSS.HNN. | ML:0.9 | 0.000042652127499999996 | 0.3008 | AML | other | m | 2020-02-15T11:40:12.59 |
IV.SAP2.EHE. | ML:1.2 | 0.00006569936 | 0.0768 | AML | other | m | 2020-02-15T11:40:13.44 |
IV.SAP2.EHN. | ML:1.8 | 0.0002573612 | 0.0768 | AML | other | m | 2020-02-15T11:40:13.56 |