A magnitude ML 0.4 earthquake occured in region: 2 km NE Norcia (PG), on
and geographic coordinates (lat, lon) 42.8040, 13.1100 at 10 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 | 2 | 4957 | 4957 |
Preci | PG | 10 | 724 | 5681 |
Castelsantangelo sul Nera | MC | 11 | 281 | 5962 |
Cascia | PG | 12 | 3217 | 9179 |
Visso | MC | 14 | 1107 | 10286 |
Arquata del Tronto | AP | 16 | 1178 | 11464 |
Cerreto di Spoleto | PG | 16 | 1075 | 12539 |
Ussita | MC | 16 | 444 | 12983 |
Accumoli | RI | 17 | 667 | 13650 |
Poggiodomo | PG | 18 | 117 | 13767 |
Sellano | PG | 18 | 1079 | 14846 |
Montegallo | AP | 19 | 523 | 15369 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.4 | 2020-05-09 08:12:37 |
42.8038 | 13.1098 | 10 | 2020-11-19 12:36:44 |
Bollettino Sismico Italiano INGV | 79078291 |
Reviewed Rev100 |
ML 1.2 | 2020-05-09 08:12:37 |
42.8173 | 13.1107 | 9 | 2020-05-09 08:23:38 |
Sala Sismica INGV-Roma | 78974601 |
Field | Value |
---|---|
Time (UTC) | 2020-05-09 08:12:37 ± 0.05 |
Latitude | 42.8038 ± 0.0027 |
Longitude | 13.1098 ± 0.0061 |
Depth (km) | 10 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 79078291 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 473 |
Semi-minor axis of confidence ellipse (meter) | 270 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 92 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 470.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 129 |
Number of associated phases, regardless of their use for origin computation | 26 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.16 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.30487 |
Number of stations at which the event was observed | 15 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 0.4 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 79078291 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-05-12 14:46:24 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.5 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 78974601 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-05-09 08:23:38 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.CANO.HHZ. | 2020-05-09T08:14:42.01 | 3.0 | undecidable | manual | Sg | 16.9 | 0 | |||
AC.VLO.HHZ. | 2020-05-09T08:14:28.30 | 3.0 | undecidable | manual | Sn | -3.89 | 0 | |||
IV.LINA.HHZ. | 2020-05-09T08:14:13.34 | 3.0 | negative | manual | Pg | 14.24 | 0 | |||
HL.VLS.HHZ. | 2020-05-09T08:14:05.49 | 3.0 | undecidable | manual | Pn | 1.15 | 0 | |||
AC.VLO.HHZ. | 2020-05-09T08:13:53.07 | 3.0 | positive | manual | Pg | 14.9 | 0 | |||
GU.CANO.HHZ. | 2020-05-09T08:13:34.81 | 3.0 | positive | manual | Pn | 0.62 | 0 | |||
IV.EUCT.HNZ. | 2020-05-09T08:13:27.52 | 3.0 | positive | manual | Pn | -7.01 | 0 | |||
IV.AGLI.HHZ. | 2020-05-09T08:13:17.54 | 3.0 | undecidable | manual | Pn | -3.39 | 0 | |||
IV.RM33.HNE. | 2020-05-09T08:12:49.35 | 0.6 | undecidable | manual | S | 165 | 33.8439 | 50 | 0.38 | 44 |
IV.CSP1.EHZ. | 2020-05-09T08:12:49.00 | 0.3 | undecidable | manual | S | 14 | 32.8449 | 50 | 0.29 | 67 |
IV.CESI.HHZ. | 2020-05-09T08:12:47.41 | 0.3 | undecidable | manual | S | 323 | 27.8499 | 50 | 0.04 | 72 |
IV.FDMO.HHZ. | 2020-05-09T08:12:46.60 | 0.3 | undecidable | manual | S | 356 | 25.8519 | 50 | -0.25 | 69 |
IV.LNSS.HNZ. | 2020-05-09T08:12:46.06 | 0.6 | undecidable | manual | S | 194 | 22.9548 | 114 | 0.01 | 48 |
IV.MMO1.EHZ. | 2020-05-09T08:12:45.07 | 0.3 | undecidable | manual | S | 59 | 20.5683 | 117 | -0.22 | 70 |
IV.FEMA.HNE. | 2020-05-09T08:12:44.49 | 0.1 | undecidable | manual | S | 344 | 18.1707 | 119 | -0.07 | 96 |
IV.CSP1.EHZ. | 2020-05-09T08:12:43.82 | 0.3 | undecidable | manual | P | 14 | 32.8449 | 50 | -0.07 | 70 |
IV.RM33.HNE. | 2020-05-09T08:12:43.86 | 0.1 | undecidable | manual | P | 165 | 33.8439 | 50 | -0.18 | 92 |
IV.MC2.EHZ. | 2020-05-09T08:12:43.28 | 0.3 | undecidable | manual | S | 28 | 13.5753 | 127 | 0.07 | 73 |
IV.CESI.HHZ. | 2020-05-09T08:12:43.20 | 0.3 | undecidable | manual | P | 323 | 27.8499 | 50 | 0.08 | 71 |
IV.LNSS.HNZ. | 2020-05-09T08:12:42.20 | 0.1 | undecidable | manual | P | 194 | 22.9548 | 114 | -0.15 | 94 |
IV.FDMO.HHZ. | 2020-05-09T08:12:42.75 | 0.1 | undecidable | manual | P | 356 | 25.8519 | 50 | -0.06 | 95 |
IV.MMO1.EHZ. | 2020-05-09T08:12:41.83 | 0.3 | undecidable | manual | P | 59 | 20.5683 | 117 | -0.08 | 72 |
IV.NRCA.HHZ. | 2020-05-09T08:12:41.04 | 0.1 | undecidable | manual | S | 6 | 3.2967 | 162 | -0.01 | 100 |
IV.FEMA.HNE. | 2020-05-09T08:12:41.42 | 0.1 | undecidable | manual | P | 344 | 18.1707 | 119 | -0.07 | 96 |
IV.MC2.EHZ. | 2020-05-09T08:12:40.94 | 0.1 | undecidable | manual | P | 28 | 13.5753 | 127 | 0.23 | 94 |
IV.NRCA.HHZ. | 2020-05-09T08:12:39.70 | 0.1 | undecidable | manual | P | 6 | 3.2967 | 162 | 0.23 | 95 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.FDMO.HHN. | ML:0.2 | 0.0000097134415 | 0.5824 | AML | other | m | 2020-05-09T08:12:47.03 |
IV.FDMO.HHE. | ML:0.4 | 0.000013039709999999999 | 0.1024 | AML | other | m | 2020-05-09T08:12:47.24 |
IV.CESI.HHN. | ML:0.5 | 0.000014028854999999999 | 0.2816 | AML | other | m | 2020-05-09T08:12:47.96 |
IV.CESI.HHE. | ML:0.3 | 0.000010462150999999999 | 0.32 | AML | other | m | 2020-05-09T08:12:47.68 |