A magnitude ML 1.0 earthquake occured in region: 2 km NE Norcia (PG), on
and geographic coordinates (lat, lon) 42.8040, 13.1060 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 |
Preci | PG | 10 | 724 | 5681 |
Castelsantangelo sul Nera | MC | 11 | 281 | 5962 |
Cascia | PG | 12 | 3217 | 9179 |
Visso | MC | 14 | 1107 | 10286 |
Cerreto di Spoleto | PG | 16 | 1075 | 11361 |
Ussita | MC | 16 | 444 | 11805 |
Arquata del Tronto | AP | 16 | 1178 | 12983 |
Accumoli | RI | 17 | 667 | 13650 |
Poggiodomo | PG | 17 | 117 | 13767 |
Sellano | PG | 17 | 1079 | 14846 |
Montegallo | AP | 19 | 523 | 15369 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2019-04-09 06:20:43 |
42.804 | 13.1057 | 11 | 2019-04-09 06:32:36 |
Sala Sismica INGV-Roma | 67399711 |
Field | Value |
---|---|
Time (UTC) | 2019-04-09 06:20:43 ± 0.06 |
Latitude | 42.8040 ± 0.0036 |
Longitude | 13.1057 ± 0.0061 |
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 | 67399711 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 486 |
Semi-minor axis of confidence ellipse (meter) | 332 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 78 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 490.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 90 |
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) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.03058 |
Epicentral distance of station farthest from the epicenter (degree) | 0.30577 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 67399711 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2019-04-09 06:32:36 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.RM33.EHE. | 2019-04-09T06:20:55.40 | 0.6 | undecidable | manual | S | 165 | 33.9438 | 50 | 0.08 | 48 |
IV.FDMO.HHZ. | 2019-04-09T06:20:53.17 | 0.3 | undecidable | manual | S | 357 | 25.8519 | 50 | 0 | 74 |
IV.CESI.HHZ. | 2019-04-09T06:20:53.56 | 0.6 | undecidable | manual | S | 324 | 27.6501 | 50 | -0.09 | 48 |
IV.SMA1.EHE. | 2019-04-09T06:20:53.63 | 0.3 | undecidable | manual | S | 136 | 26.8509 | 50 | 0.19 | 71 |
IV.LNSS.HHZ. | 2019-04-09T06:20:52.45 | 0.3 | undecidable | manual | S | 193 | 22.9548 | 50 | 0.05 | 74 |
IV.MTRA.EHE. | 2019-04-09T06:20:52.78 | 0.6 | undecidable | manual | S | 102 | 24.2535 | 50 | 0.03 | 49 |
IV.MMO1.EHZ. | 2019-04-09T06:20:51.65 | 0.6 | undecidable | manual | S | 59 | 20.868 | 50 | -0.19 | 48 |
IV.FEMA.HNE. | 2019-04-09T06:20:51.01 | 0.6 | undecidable | manual | S | 345 | 18.0708 | 50 | -0.1 | 49 |
IV.GAVE.EHE. | 2019-04-09T06:20:51.39 | 0.6 | undecidable | manual | S | 234 | 21.2676 | 50 | -0.55 | 44 |
IV.RM33.EHE. | 2019-04-09T06:20:50.27 | 0.3 | undecidable | manual | P | 165 | 33.9438 | 50 | -0.18 | 70 |
IV.FDMO.HHZ. | 2019-04-09T06:20:49.23 | 0.3 | undecidable | manual | P | 357 | 25.8519 | 50 | 0.02 | 74 |
IV.CESI.HHZ. | 2019-04-09T06:20:49.60 | 0.3 | undecidable | manual | P | 324 | 27.6501 | 50 | 0.11 | 72 |
IV.SMA1.EHE. | 2019-04-09T06:20:49.60 | 0.3 | undecidable | manual | P | 136 | 26.8509 | 50 | 0.23 | 71 |
IV.MC2.EHZ. | 2019-04-09T06:20:49.61 | 0.6 | undecidable | manual | S | 30 | 13.6752 | 129 | -0.29 | 48 |
IV.MTRA.EHE. | 2019-04-09T06:20:48.47 | 0.3 | undecidable | manual | P | 102 | 24.2535 | 50 | -0.49 | 67 |
IV.MMO1.EHZ. | 2019-04-09T06:20:48.52 | 0.3 | undecidable | manual | P | 59 | 20.868 | 50 | 0.08 | 74 |
IV.FEMA.HNE. | 2019-04-09T06:20:48.50 | 0.3 | undecidable | manual | P | 345 | 18.0708 | 50 | 0.48 | 68 |
IV.LNSS.HHZ. | 2019-04-09T06:20:48.72 | 0.3 | undecidable | manual | P | 193 | 22.9548 | 50 | -0.04 | 74 |
IV.GAVE.EHE. | 2019-04-09T06:20:48.69 | 0.3 | undecidable | manual | P | 234 | 21.2676 | 50 | 0.19 | 72 |
IV.MC2.EHZ. | 2019-04-09T06:20:47.58 | 0.3 | undecidable | manual | P | 30 | 13.6752 | 129 | 0.26 | 71 |
IV.NRCA.HHZ. | 2019-04-09T06:20:47.51 | 0.3 | undecidable | manual | S | 12 | 3.3966 | 163 | -0.28 | 73 |
IV.NRCA.HHZ. | 2019-04-09T06:20:46.20 | 0.1 | undecidable | manual | P | 12 | 3.3966 | 163 | 0.1 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.FDMO.HHN. | ML:0.8 | 0.00003735 | 1.04 | AML | other | m | 2019-04-09T06:20:53.40 |
IV.NRCA.HHE. | ML:1.1 | 0.000211 | 0.08 | AML | other | m | 2019-04-09T06:20:47.54 |
IV.LNSS.HHN. | ML:1.1 | 0.00007435 | 1.14 | AML | other | m | 2019-04-09T06:20:52.08 |
IV.FDMO.HHE. | ML:0.8 | 0.0000388 | 0.24 | AML | other | m | 2019-04-09T06:20:53.40 |
IV.NRCA.HHN. | ML:1.2 | 0.000236 | 0.08 | AML | other | m | 2019-04-09T06:20:47.58 |
IV.LNSS.HHE. | ML:1.0 | 0.00006724510999999999 | 0.1376 | AML | other | m | 2019-04-09T06:20:52.70 |
IV.CESI.HHE. | ML:0.7 | 0.0000258330215 | 0.1408 | AML | other | m | 2019-04-09T06:20:53.90 |
IV.CESI.HHN. | ML:1.0 | 0.00005453795 | 0.1792 | AML | other | m | 2019-04-09T06:20:54.05 |