A magnitude ML 1.1 earthquake occured in region: 6 km NE Norcia (PG), on
and geographic coordinates (lat, lon) 42.8300, 13.1390 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 | 7 | 281 | 5238 |
Preci | PG | 10 | 724 | 5962 |
Visso | MC | 12 | 1107 | 7069 |
Ussita | MC | 13 | 444 | 7513 |
Arquata del Tronto | AP | 14 | 1178 | 8691 |
Montegallo | AP | 16 | 523 | 9214 |
Cascia | PG | 16 | 3217 | 12431 |
Montemonaco | AP | 17 | 604 | 13035 |
Accumoli | RI | 17 | 667 | 13702 |
Cerreto di Spoleto | PG | 18 | 1075 | 14777 |
Sellano | PG | 18 | 1079 | 15856 |
Bolognola | MC | 20 | 142 | 15998 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2020-03-13 09:45:38 |
42.8305 | 13.1393 | 11 | 2020-03-13 09:50:00 |
Sala Sismica INGV-Roma | 77234781 |
Field | Value |
---|---|
Time (UTC) | 2020-03-13 09:45:38 ± 0.06 |
Latitude | 42.8305 ± 0.0027 |
Longitude | 13.1393 ± 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 | 77234781 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 384 |
Semi-minor axis of confidence ellipse (meter) | 258 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 84 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 380.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 109 |
Number of associated phases, regardless of their use for origin computation | 23 |
Number of defining phases | 14 |
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) | 0.32645 |
Number of stations at which the event was observed | 16 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.3 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 77234781 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-03-13 09:50:00 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CRE.HHZ. | 2020-03-13T09:46:15.59 | 3.0 | undecidable | manual | S | -0.47 | 0 | |||
IV.MCIV.CHZ. | 2020-03-13T09:46:13.65 | 3.0 | undecidable | manual | S | -0.01 | 0 | |||
IV.CRMI.HHZ. | 2020-03-13T09:46:10.17 | 3.0 | positive | manual | Pn | 1.55 | 0 | |||
IV.SACS.HHZ. | 2020-03-13T09:46:09.63 | 3.0 | undecidable | manual | S | 0.21 | 0 | |||
IV.GIUL.HHZ. | 2020-03-13T09:46:03.76 | 3.0 | negative | manual | P | 3.01 | 0 | |||
IV.LATE.HHZ. | 2020-03-13T09:46:00.43 | 3.0 | positive | manual | P | 3.39 | 0 | |||
IV.OFFI.HHZ. | 2020-03-13T09:45:52.08 | 3.0 | undecidable | manual | S | -1.91 | 0 | |||
IV.RM33.EHZ. | 2020-03-13T09:45:50.63 | 0.6 | undecidable | manual | S | 170 | 36.2415 | 90 | 0.17 | 61 |
IV.CSP1.EHZ. | 2020-03-13T09:45:48.68 | 0.6 | undecidable | manual | S | 10 | 29.4483 | 90 | 0.01 | 64 |
IV.SMA1.EHZ. | 2020-03-13T09:45:48.09 | 0.6 | undecidable | manual | S | 144 | 27.3504 | 90 | -0.01 | 64 |
IV.CESI.HHZ. | 2020-03-13T09:45:47.86 | 0.6 | undecidable | manual | S | 315 | 27.1506 | 90 | -0.19 | 63 |
IV.TERO.HHZ. | 2020-03-13T09:45:46.54 | 3.0 | undecidable | manual | P | -0.1 | 0 | |||
IV.MMO1.EHZ. | 2020-03-13T09:45:45.13 | 0.6 | undecidable | manual | S | 63 | 17.0718 | 90 | -0.22 | 62 |
IV.RM33.EHZ. | 2020-03-13T09:45:45.22 | 0.6 | undecidable | manual | P | 170 | 36.2415 | 90 | -0.12 | 62 |
IV.CESI.HHZ. | 2020-03-13T09:45:44.05 | 0.3 | undecidable | manual | P | 315 | 27.1506 | 90 | 0.1 | 95 |
IV.CSP1.EHZ. | 2020-03-13T09:45:44.29 | 0.3 | undecidable | manual | P | 10 | 29.4483 | 90 | -0.01 | 96 |
IV.FDMO.HHZ. | 2020-03-13T09:45:43.27 | 3.0 | negative | manual | P | 0.02 | 0 | |||
IV.MC2.EHZ. | 2020-03-13T09:45:43.73 | 0.6 | undecidable | manual | S | 24 | 9.879 | 120 | 0.24 | 64 |
IV.SMA1.EHZ. | 2020-03-13T09:45:43.94 | 0.3 | positive | manual | P | 144 | 27.3504 | 90 | -0.03 | 96 |
IV.MMO1.EHZ. | 2020-03-13T09:45:42.52 | 1.0 | undecidable | manual | P | 63 | 17.0718 | 90 | 0.13 | 32 |
IV.NRCA.HNZ. | 2020-03-13T09:45:41.90 | 0.6 | undecidable | manual | S | 279 | 2.0979 | 166 | -0.36 | 62 |
IV.MC2.EHZ. | 2020-03-13T09:45:41.56 | 0.6 | negative | manual | P | 24 | 9.879 | 120 | 0.25 | 64 |
IV.NRCA.HNZ. | 2020-03-13T09:45:40.67 | 0.3 | negative | manual | P | 279 | 2.0979 | 166 | 0.07 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.5 | 0.000503 | 0.12 | AML | other | m | 2020-03-13T09:45:42.08 |
IV.NRCA.HHN. | ML:1.4 | 0.00046499999999999997 | 1.22 | AML | other | m | 2020-03-13T09:45:42.63 |
IV.CESI.HHE. | ML:0.8 | 0.00003465 | 0.62 | AML | other | m | 2020-03-13T09:45:48.23 |
IV.CESI.HHN. | ML:1.0 | 0.00005185 | 0.7 | AML | other | m | 2020-03-13T09:45:49.10 |
IV.TERO.HHN. | ML:1.1 | 0.0000332 | 0.08 | AML | other | m | 2020-03-13T09:45:53.07 |
IV.TERO.HHE. | ML:0.8 | 0.00001965 | 0.74 | AML | other | m | 2020-03-13T09:45:53.40 |