A magnitude ML 0.7 earthquake occured in region: 1 km N Norcia (PG), on
and geographic coordinates (lat, lon) 42.8020, 13.0930 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 | 1 | 4957 | 4957 |
Preci | PG | 10 | 724 | 5681 |
Cascia | PG | 11 | 3217 | 8898 |
Castelsantangelo sul Nera | MC | 12 | 281 | 9179 |
Visso | MC | 15 | 1107 | 10286 |
Cerreto di Spoleto | PG | 15 | 1075 | 11361 |
Poggiodomo | PG | 16 | 117 | 11478 |
Ussita | MC | 16 | 444 | 11922 |
Sellano | PG | 17 | 1079 | 13001 |
Arquata del Tronto | AP | 17 | 1178 | 14179 |
Accumoli | RI | 17 | 667 | 14846 |
Vallo di Nera | PG | 19 | 364 | 15210 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.7 | 2020-04-17 03:50:44 |
42.8018 | 13.0932 | 11 | 2020-04-17 04:10:04 |
Sala Sismica INGV-Roma | 78305391 |
Field | Value |
---|---|
Time (UTC) | 2020-04-17 03:50:44 ± 0.05 |
Latitude | 42.8018 ± 0.0018 |
Longitude | 13.0932 ± 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 | 78305391 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 359 |
Semi-minor axis of confidence ellipse (meter) | 97 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 86 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 360.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 79 |
Number of associated phases, regardless of their use for origin computation | 29 |
Number of defining phases | 19 |
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) | 0.38311 |
Number of stations at which the event was observed | 20 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 0.7 |
Uncertainty | 0.4 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 78305391 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-04-17 04:10:04 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
RF.GEPF.HHZ. | 2020-04-17T03:52:35.24 | 3.0 | undecidable | manual | Sg | 7.19 | 0 | |||
IV.LINA.HHZ. | 2020-04-17T03:52:18.57 | 3.0 | negative | manual | Pn | -0.75 | 0 | |||
AC.VLO.HHZ. | 2020-04-17T03:52:13.72 | 3.0 | undecidable | manual | Pg | 13.12 | 0 | |||
IV.MTTG.HHZ. | 2020-04-17T03:51:50.43 | 3.0 | undecidable | manual | Pn | -5.57 | 0 | |||
IV.SNAL.HHZ. | 2020-04-17T03:51:49.13 | 3.0 | undecidable | manual | Sg | 0.18 | 0 | |||
IV.SARZ.HHZ. | 2020-04-17T03:51:49.75 | 3.0 | positive | manual | Pg | 7.73 | 0 | |||
IV.PIPA.HHZ. | 2020-04-17T03:51:43.00 | 3.0 | undecidable | manual | Pn | -2.29 | 0 | |||
OT.OT05.EHZ. | 2020-04-17T03:51:17.05 | 3.0 | undecidable | manual | Pg | 0.07 | 0 | |||
IV.VAGA.HHZ. | 2020-04-17T03:50:59.59 | 3.0 | positive | manual | Pn | -7.95 | 0 | |||
IV.RM33.HNZ. | 2020-04-17T03:50:56.32 | 0.3 | undecidable | manual | S | 163 | 33.9438 | 90 | 0.22 | 70 |
IV.SMA1.EHZ. | 2020-04-17T03:50:54.38 | 0.3 | undecidable | manual | S | 134 | 27.3504 | 90 | 0.03 | 74 |
IV.CESI.HHZ. | 2020-04-17T03:50:54.36 | 0.3 | undecidable | manual | S | 326 | 27.2505 | 90 | 0.05 | 74 |
IV.FDMO.HHZ. | 2020-04-17T03:50:53.67 | 0.6 | undecidable | manual | S | 359 | 26.0517 | 90 | -0.32 | 46 |
IV.MMO1.EHZ. | 2020-04-17T03:50:53.00 | 0.3 | undecidable | manual | S | 60 | 21.867 | 90 | 0.12 | 73 |
IV.T1299.HNZ. | 2020-04-17T03:50:53.29 | 0.3 | undecidable | manual | S | 140 | 24.1536 | 90 | -0.19 | 72 |
IV.MOMA.HNN. | 2020-04-17T03:50:52.68 | 0.1 | undecidable | manual | P | 270 | 42.5241 | 90 | 0.12 | 94 |
IV.LNSS.HNZ. | 2020-04-17T03:50:52.80 | 0.6 | undecidable | manual | S | 191 | 22.4553 | 90 | -0.24 | 48 |
IV.RM33.HNZ. | 2020-04-17T03:50:51.24 | 0.3 | undecidable | manual | P | 163 | 33.9438 | 90 | 0.01 | 73 |
IV.MC2.EHZ. | 2020-04-17T03:50:51.12 | 0.3 | undecidable | manual | S | 33 | 14.4744 | 93 | 0.23 | 73 |
IV.CESI.HHZ. | 2020-04-17T03:50:50.04 | 0.6 | undecidable | manual | P | 326 | 27.2505 | 90 | -0.16 | 48 |
IV.SMA1.EHZ. | 2020-04-17T03:50:50.28 | 0.3 | undecidable | manual | P | 134 | 27.3504 | 90 | 0.06 | 73 |
IV.VIVA.HHZ. | 2020-04-17T03:50:50.49 | 3.0 | undecidable | manual | P | -6.92 | 0 | |||
IV.MMO1.EHZ. | 2020-04-17T03:50:49.32 | 0.3 | undecidable | manual | P | 60 | 21.867 | 90 | -0.05 | 74 |
IV.T1299.HNZ. | 2020-04-17T03:50:49.53 | 0.6 | undecidable | manual | P | 140 | 24.1536 | 90 | -0.19 | 48 |
IV.LNSS.HNZ. | 2020-04-17T03:50:49.51 | 0.3 | undecidable | manual | P | 191 | 22.4553 | 90 | 0.05 | 74 |
IV.FDMO.HHZ. | 2020-04-17T03:50:49.81 | 0.3 | undecidable | manual | P | 359 | 26.0517 | 90 | -0.2 | 71 |
IV.NRCA.HHZ. | 2020-04-17T03:50:48.53 | 0.1 | undecidable | manual | S | 26 | 3.8961 | 155 | -0.15 | 100 |
IV.MC2.EHZ. | 2020-04-17T03:50:48.22 | 0.3 | undecidable | manual | P | 33 | 14.4744 | 93 | 0 | 76 |
IV.NRCA.HHZ. | 2020-04-17T03:50:47.19 | 0.1 | undecidable | manual | P | 26 | 3.8961 | 155 | 0.25 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.2 | 0.00025949999999999997 | 0.08 | AML | other | m | 2020-04-17T03:50:48.67 |
IV.NRCA.HHE. | ML:0.9 | 0.00012782125 | 0.0768 | AML | other | m | 2020-04-17T03:50:49.03 |
IV.NRCA.HNE. | ML:0.9 | 0.00012346285 | 0.08 | AML | other | m | 2020-04-17T03:50:49.08 |
IV.NRCA.HNN. | ML:1.3 | 0.00028271905 | 0.1088 | AML | other | m | 2020-04-17T03:50:48.67 |
IV.CESI.HHE. | ML:0.0 | 0.000006176854 | 0.16 | AML | other | m | 2020-04-17T03:50:54.55 |
IV.CESI.HHN. | ML:0.4 | 0.000013930235 | 0.24 | AML | other | m | 2020-04-17T03:50:54.60 |
IV.SMA1.EHE. | ML:0.3 | 0.00001112203 | 0.2208 | AML | other | m | 2020-04-17T03:50:54.69 |
IV.SMA1.EHN. | ML:0.3 | 0.0000082100105 | 0.3008 | AML | other | m | 2020-04-17T03:50:54.59 |