A magnitude ML 0.9 earthquake occured in region: 3 km W Preci (PG), on
and geographic coordinates (lat, lon) 42.8780, 13.0070 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 |
---|---|---|---|---|
Preci | PG | 3 | 724 | 724 |
Sellano | PG | 7 | 1079 | 1803 |
Visso | MC | 9 | 1107 | 2910 |
Cerreto di Spoleto | PG | 10 | 1075 | 3985 |
Norcia | PG | 12 | 4957 | 8942 |
Castelsantangelo sul Nera | MC | 12 | 281 | 9223 |
Monte Cavallo | MC | 13 | 145 | 9368 |
Ussita | MC | 13 | 444 | 9812 |
Vallo di Nera | PG | 17 | 364 | 10176 |
Cascia | PG | 18 | 3217 | 13393 |
Pieve Torina | MC | 19 | 1458 | 14851 |
Fiordimonte | MC | 19 | 202 | 15053 |
Poggiodomo | PG | 19 | 117 | 15170 |
Campello sul Clitunno | PG | 20 | 2442 | 17612 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2021-04-12 07:10:20 |
42.8778 | 13.0068 | 11 | 2021-04-12 07:19:43 |
Sala Sismica INGV-Roma | 89033021 |
Field | Value |
---|---|
Time (UTC) | 2021-04-12 07:10:20 ± 0.05 |
Latitude | 42.8778 ± 0.0027 |
Longitude | 13.0068 ± 0.0037 |
Depth (km) | 11 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 89033021 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 350 |
Semi-minor axis of confidence ellipse (meter) | 260 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 254 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 350.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 126 |
Number of associated phases, regardless of their use for origin computation | 20 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.12 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.25811 |
Number of stations at which the event was observed | 16 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 89033021 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-04-12 07:19:43 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ISPIC.HNZ. | 2021-04-12T07:12:01.95 | 3.0 | undecidable | manual | Pg | 20.059999 | 0 | |||
ST.PANI.EHZ. | 2021-04-12T07:12:00.81 | 3.0 | undecidable | manual | Sg | 14.24 | 0 | |||
GU.BLANC.HHZ. | 2021-04-12T07:11:41.72 | 3.0 | undecidable | manual | Pg | 14 | 0 | |||
IV.PCN.HNZ. | 2021-04-12T07:11:36.34 | 3.0 | undecidable | manual | Sn | -0.69 | 0 | |||
MN.BNI.HHZ. | 2021-04-12T07:11:34.29 | 3.0 | positive | manual | Pn | 10.3 | 0 | |||
IV.GIZZ.HHZ. | 2021-04-12T07:11:32.22 | 3.0 | negative | manual | Pg | 11.19 | 0 | |||
IV.ZEN8.EHZ. | 2021-04-12T07:11:07.27 | 3.0 | undecidable | manual | Pn | 5.14 | 0 | |||
OT.OT14.EHZ. | 2021-04-12T07:10:56.37 | 3.0 | positive | manual | Pn | 2.44 | 0 | |||
IV.GIUL.HHZ. | 2021-04-12T07:10:50.41 | 3.0 | undecidable | manual | S | -0.5 | 0 | |||
IV.RIBO.EHZ.01 | 2021-04-12T07:10:32.73 | 3.0 | undecidable | manual | Pg | 0.1 | 0 | |||
IV.GAVE.EHZ. | 2021-04-12T07:10:29.10 | 0.3 | undecidable | manual | S | 204 | 22.5552 | 90 | -0.09 | 73 |
IV.FDMO.HHZ. | 2021-04-12T07:10:28.13 | 0.3 | undecidable | manual | S | 20 | 18.7701 | 90 | -0.05 | 75 |
IV.CESI.HHZ. | 2021-04-12T07:10:27.43 | 0.3 | undecidable | manual | S | 330 | 16.3725 | 90 | -0.1 | 74 |
IV.CSP1.EHZ. | 2021-04-12T07:10:26.64 | 0.1 | undecidable | manual | P | 34 | 28.6491 | 90 | 0.09 | 96 |
IV.FDMO.HHZ. | 2021-04-12T07:10:25.03 | 0.1 | undecidable | manual | P | 20 | 18.7701 | 90 | 0.01 | 100 |
IV.NRCA.HHZ. | 2021-04-12T07:10:25.84 | 0.3 | undecidable | manual | S | 119 | 9.9789 | 119 | -0.06 | 75 |
IV.MMO1.EHZ. | 2021-04-12T07:10:25.92 | 0.3 | undecidable | manual | P | 85 | 26.1516 | 90 | -0.23 | 71 |
IV.GAVE.EHZ. | 2021-04-12T07:10:25.73 | 0.1 | undecidable | manual | P | 204 | 22.5552 | 90 | 0.13 | 97 |
IV.CESI.HHZ. | 2021-04-12T07:10:24.71 | 0.1 | undecidable | manual | P | 330 | 16.3725 | 90 | 0.06 | 99 |
IV.NRCA.HHZ. | 2021-04-12T07:10:23.79 | 0.1 | undecidable | manual | P | 119 | 9.9789 | 119 | 0.08 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.0 | 0.00011149999999999999 | 0.08 | AML | other | m | 2021-04-12T07:10:25.82 |
IV.NRCA.HHE. | ML:0.9 | 0.00010075000000000001 | 0.6 | AML | other | m | 2021-04-12T07:10:26.76 |
IV.CESI.HHE. | ML:0.9 | 0.0000741 | 0.1 | AML | other | m | 2021-04-12T07:10:27.64 |
IV.CESI.HHN. | ML:1.1 | 0.0001167 | 0.38 | AML | other | m | 2021-04-12T07:10:27.64 |
IV.FDMO.HHE. | ML:0.8 | 0.00004410305 | 0.3008 | AML | other | m | 2021-04-12T07:10:28.50 |
IV.FDMO.HHN. | ML:0.5 | 0.000026948195 | 1.0976 | AML | other | m | 2021-04-12T07:10:28.66 |