A magnitude ML 1.1 earthquake occured in region: 2 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.7900, 13.1120 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 |
Cascia | PG | 11 | 3217 | 8174 |
Preci | PG | 12 | 724 | 8898 |
Castelsantangelo sul Nera | MC | 12 | 281 | 9179 |
Arquata del Tronto | AP | 15 | 1178 | 10357 |
Accumoli | RI | 15 | 667 | 11024 |
Visso | MC | 16 | 1107 | 12131 |
Cerreto di Spoleto | PG | 16 | 1075 | 13206 |
Poggiodomo | PG | 17 | 117 | 13323 |
Ussita | MC | 17 | 444 | 13767 |
Sellano | PG | 19 | 1079 | 14846 |
Montegallo | AP | 19 | 523 | 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 1.1 | 2020-04-09 19:00:13 |
42.7903 | 13.1125 | 11 | 2020-04-09 19:13:51 |
Sala Sismica INGV-Roma | 78052651 |
Field | Value |
---|---|
Time (UTC) | 2020-04-09 19:00:13 ± 0.06 |
Latitude | 42.7903 ± 0.0036 |
Longitude | 13.1125 ± 0.0074 |
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 | 78052651 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 642 |
Semi-minor axis of confidence ellipse (meter) | 309 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 287 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 640.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 160 |
Number of associated phases, regardless of their use for origin computation | 27 |
Number of defining phases | 11 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.15 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.24641 |
Number of stations at which the event was observed | 19 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.5 |
Num. used stations | 5 |
Type of magnitude | ML |
Reference to an origin | 78052651 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-04-09 19:13:51 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
XK.SELL.HHZ. | 2020-04-09T19:01:54.25 | 3.0 | undecidable | manual | Sn | -9.99 | 0 | |||
IV.ERC.EHZ. | 2020-04-09T19:01:53.34 | 3.0 | undecidable | manual | Sn | -9.99 | 0 | |||
IV.SGO.HHZ. | 2020-04-09T19:01:31.16 | 3.0 | undecidable | manual | Sg | 3.86 | 0 | |||
IV.ACATE.EHZ. | 2020-04-09T19:01:26.37 | 3.0 | undecidable | manual | Pn | -2.98 | 0 | |||
IV.PZUN.HHZ. | 2020-04-09T19:01:25.26 | 3.0 | undecidable | manual | Sn | -7.78 | 0 | |||
IV.SICLA.EHZ. | 2020-04-09T19:01:13.83 | 3.0 | positive | manual | Pn | -4.81 | 0 | |||
IV.ROSPO.HHZ. | 2020-04-09T19:01:01.92 | 3.0 | undecidable | manual | Sg | -0.15 | 0 | |||
IV.SGO.HNZ. | 2020-04-09T19:00:54.59 | 3.0 | undecidable | manual | Pg | 3.83 | 0 | |||
IV.ZCCA.HHZ. | 2020-04-09T19:00:48.23 | 3.0 | negative | manual | Pg | 6.95 | 0 | |||
IV.RNI2.HHZ. | 2020-04-09T19:00:44.80 | 3.0 | undecidable | manual | Sg | -8.39 | 0 | |||
IV.PE3.EHZ. | 2020-04-09T19:00:42.11 | 3.0 | undecidable | manual | S | -4.94 | 0 | |||
IV.PTRJ.HHZ. | 2020-04-09T19:00:37.67 | 3.0 | undecidable | manual | Pg | 0.22 | 0 | |||
IV.ROSPO.HHZ. | 2020-04-09T19:00:31.10 | 3.0 | undecidable | manual | Pn | -5.49 | 0 | |||
IV.FDMO.HHZ. | 2020-04-09T19:00:23.04 | 0.3 | undecidable | manual | S | 356 | 27.3504 | 91 | -0.05 | 72 |
IV.MMO1.EHZ. | 2020-04-09T19:00:21.29 | 0.3 | undecidable | manual | S | 55 | 21.2676 | 91 | -0.16 | 73 |
IV.LNSS.HNZ. | 2020-04-09T19:00:21.47 | 0.3 | undecidable | manual | S | 196 | 21.6672 | 91 | -0.09 | 73 |
IV.T1299.HNE. | 2020-04-09T19:00:21.71 | 0.6 | undecidable | manual | S | 141 | 22.1556 | 91 | 0.01 | 49 |
IV.MC2.EHZ. | 2020-04-09T19:00:19.95 | 0.3 | undecidable | manual | S | 25 | 14.7741 | 95 | 0.22 | 72 |
IV.RM33.EHZ. | 2020-04-09T19:00:19.76 | 3.0 | undecidable | manual | S | -5.34 | 0 | |||
IV.FDMO.HHZ. | 2020-04-09T19:00:19.00 | 0.3 | undecidable | manual | P | 356 | 27.3504 | 91 | 0.03 | 74 |
IV.LNSS.HNZ. | 2020-04-09T19:00:18.13 | 0.1 | undecidable | manual | P | 196 | 21.6672 | 91 | 0.05 | 99 |
IV.MC2.EHZ. | 2020-04-09T19:00:17.19 | 0.1 | undecidable | manual | P | 25 | 14.7741 | 95 | 0.16 | 97 |
IV.MMO1.EHZ. | 2020-04-09T19:00:17.94 | 0.3 | undecidable | manual | P | 55 | 21.2676 | 91 | -0.08 | 74 |
IV.NRCA.HHZ. | 2020-04-09T19:00:17.31 | 0.1 | undecidable | manual | S | 2 | 4.7952 | 149 | -0.24 | 100 |
IV.NRCA.HHZ. | 2020-04-09T19:00:15.85 | 0.1 | undecidable | manual | P | 2 | 4.7952 | 149 | 0.09 | 100 |
IV.T1299.HNE. | 2020-04-09T19:00:14.64 | 3.0 | undecidable | manual | P | 141 | 22.1556 | 91 | -3.52 | 0 |
IV.LAV9.HHZ. | 2020-04-09T19:00:14.29 | 3.0 | negative | manual | P | -7.04 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.2 | 0.000216 | 0.08 | AML | other | m | 2020-04-09T19:00:17.36 |
IV.NRCA.HHE. | ML:1.4 | 0.0003685 | 0.14 | AML | other | m | 2020-04-09T19:00:17.52 |
IV.NRCA.HNE. | ML:1.4 | 0.00034292975 | 0.1536 | AML | other | m | 2020-04-09T19:00:17.52 |
IV.FDMO.HHE. | ML:0.0 | 0.00000653473435 | 0.1792 | AML | other | m | 2020-04-09T19:00:24.65 |
IV.FDMO.HHN. | ML:0.3 | 0.000008732409 | 0.2432 | AML | other | m | 2020-04-09T19:00:23.64 |