A magnitude ML 0.9 earthquake occured in region: 4 km S Norcia (PG), on
and geographic coordinates (lat, lon) 42.7580, 13.0980 at 11 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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 | 4 | 4957 | 4957 |
Cascia | PG | 8 | 3217 | 8174 |
Poggiodomo | PG | 14 | 117 | 8291 |
Accumoli | RI | 14 | 667 | 8958 |
Preci | PG | 14 | 724 | 9682 |
Castelsantangelo sul Nera | MC | 16 | 281 | 9963 |
Cittareale | RI | 16 | 482 | 10445 |
Cerreto di Spoleto | PG | 16 | 1075 | 11520 |
Arquata del Tronto | AP | 16 | 1178 | 12698 |
Monteleone di Spoleto | PG | 17 | 599 | 13297 |
Vallo di Nera | PG | 19 | 364 | 13661 |
Visso | MC | 19 | 1107 | 14768 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.9 | 2020-05-09 04:17:34 |
42.7578 | 13.0975 | 11 | 2020-11-19 12:36:44 |
Bollettino Sismico Italiano INGV | 79073361 |
Reviewed Rev100 |
ML 0.9 | 2020-05-09 04:17:34 |
42.7593 | 13.0943 | 11 | 2020-05-09 04:23:00 |
Sala Sismica INGV-Roma | 78969841 |
Field | Value |
---|---|
Time (UTC) | 2020-05-09 04:17:34 ± 0.06 |
Latitude | 42.7578 ± 0.0027 |
Longitude | 13.0975 ± 0.0049 |
Depth (km) | 11 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 79073361 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 408 |
Semi-minor axis of confidence ellipse (meter) | 159 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 276 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 410.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 64 |
Number of associated phases, regardless of their use for origin computation | 22 |
Number of defining phases | 22 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.17 |
Epicentral distance of station closest to the epicenter (degree) | 0.07644 |
Epicentral distance of station farthest from the epicenter (degree) | 0.42898 |
Number of stations at which the event was observed | 14 |
Number of stations from which data was used for origin computation | 14 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.3 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 79073361 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-05-12 09:07:30 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.3 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 78969841 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-05-09 04:23:00 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.TERO.HHN. | 2020-05-09T04:17:48.82 | 0.6 | undecidable | manual | S | 110 | 43.9227 | 50 | -0.04 | 47 |
IV.FDMO.HHZ. | 2020-05-09T04:17:45.22 | 0.1 | undecidable | manual | S | 358 | 30.9468 | 50 | -0.17 | 94 |
IV.RM33.EHZ. | 2020-05-09T04:17:44.94 | 0.1 | undecidable | manual | S | 161 | 29.2485 | 50 | 0.01 | 98 |
IV.CESX.HHE. | 2020-05-09T04:17:43.70 | 0.6 | undecidable | manual | P | 248 | 44.8218 | 50 | 0.71 | 40 |
IV.FEMA.HNZ. | 2020-05-09T04:17:43.56 | 0.6 | undecidable | manual | S | 350 | 22.9548 | 50 | 0.29 | 47 |
IV.MMO1.EHZ. | 2020-05-09T04:17:43.72 | 0.1 | undecidable | manual | S | 50 | 24.3534 | 50 | 0.08 | 97 |
IV.ASSB.HHN. | 2020-05-09T04:17:43.27 | 0.1 | undecidable | manual | P | 312 | 47.619 | 50 | -0.16 | 92 |
IV.MC2.EHZ. | 2020-05-09T04:17:42.17 | 0.6 | undecidable | manual | S | 24 | 18.5703 | 50 | 0.07 | 49 |
IV.TERO.HHN. | 2020-05-09T04:17:42.71 | 0.1 | undecidable | manual | P | 110 | 43.9227 | 50 | -0.15 | 93 |
IV.CAMP.HHE. | 2020-05-09T04:17:41.69 | 0.1 | undecidable | manual | P | 134 | 35.4423 | 50 | 0.15 | 94 |
IV.LNSS.HHZ. | 2020-05-09T04:17:41.89 | 0.1 | undecidable | manual | S | 195 | 17.7711 | 50 | 0 | 100 |
IV.CESI.HHZ. | 2020-05-09T04:17:41.00 | 0.3 | undecidable | manual | P | 330 | 31.5462 | 50 | 0.05 | 73 |
IV.RM33.EHZ. | 2020-05-09T04:17:40.52 | 0.1 | undecidable | manual | P | 161 | 29.2485 | 50 | -0.07 | 97 |
IV.ARRO.EHZ. | 2020-05-09T04:17:40.89 | 0.1 | undecidable | manual | P | 234 | 33.5442 | 50 | -0.37 | 90 |
IV.FDMO.HHZ. | 2020-05-09T04:17:40.88 | 1.0 | positive | manual | P | 358 | 30.9468 | 50 | 0.03 | 24 |
IT.MTCL.HGZ. | 2020-05-09T04:17:40.35 | 0.1 | undecidable | manual | P | 343 | 27.3504 | 50 | 0.04 | 98 |
IV.MMO1.EHZ. | 2020-05-09T04:17:39.77 | 0.1 | undecidable | manual | P | 50 | 24.3534 | 50 | -0.08 | 97 |
IV.NRCA.HHZ. | 2020-05-09T04:17:39.35 | 0.1 | undecidable | manual | S | 9 | 8.4804 | 142 | -0.12 | 99 |
IV.FEMA.HNZ. | 2020-05-09T04:17:39.68 | 0.6 | undecidable | manual | P | 350 | 22.9548 | 50 | 0.05 | 49 |
IV.MC2.EHZ. | 2020-05-09T04:17:38.93 | 0.1 | undecidable | manual | P | 24 | 18.5703 | 50 | -0.02 | 99 |
IV.LNSS.HHZ. | 2020-05-09T04:17:38.94 | 0.1 | undecidable | manual | P | 195 | 17.7711 | 50 | 0.11 | 98 |
IV.NRCA.HHZ. | 2020-05-09T04:17:37.64 | 0.1 | undecidable | manual | P | 9 | 8.4804 | 142 | 0.2 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.3 | 0.00027249999999999996 | 0.14 | AML | other | m | 2020-05-09T04:17:39.52 |
IV.NRCA.HHN. | ML:0.9 | 0.00009944999999999999 | 0.26 | AML | other | m | 2020-05-09T04:17:39.52 |
IV.LNSS.HHE. | ML:0.8 | 0.000050299999999999996 | 0.1 | AML | other | m | 2020-05-09T04:17:42.44 |
IV.LNSS.HHN. | ML:0.7 | 0.00003825000000000001 | 0.82 | AML | other | m | 2020-05-09T04:17:43.70 |