A magnitude ML 0.5 earthquake occured in region: 4 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.7980, 13.1420 at 13 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 | 4 | 4957 | 4957 |
Castelsantangelo sul Nera | MC | 11 | 281 | 5238 |
Preci | PG | 12 | 724 | 5962 |
Arquata del Tronto | AP | 13 | 1178 | 7140 |
Cascia | PG | 14 | 3217 | 10357 |
Accumoli | RI | 14 | 667 | 11024 |
Visso | MC | 16 | 1107 | 12131 |
Ussita | MC | 16 | 444 | 12575 |
Montegallo | AP | 16 | 523 | 13098 |
Cerreto di Spoleto | PG | 19 | 1075 | 14173 |
Montemonaco | AP | 19 | 604 | 14777 |
Poggiodomo | PG | 19 | 117 | 14894 |
Cittareale | RI | 20 | 482 | 15376 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.5 | 2020-07-25 15:52:00 |
42.7978 | 13.1422 | 13 | 2020-07-25 16:01:12 |
Sala Sismica INGV-Roma | 81337181 |
Field | Value |
---|---|
Time (UTC) | 2020-07-25 15:52:00 ± 0.06 |
Latitude | 42.7978 ± 0.0027 |
Longitude | 13.1422 ± 0.0049 |
Depth (km) | 13 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 81337181 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 368 |
Semi-minor axis of confidence ellipse (meter) | 68 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 96 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 370.0 |
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 | 26 |
Number of defining phases | 24 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.18 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.38131 |
Number of stations at which the event was observed | 15 |
Number of stations from which data was used for origin computation | 13 |
Field | Value |
---|---|
Value | 0.5 |
Uncertainty | 0.2 |
Num. used stations | 9 |
Type of magnitude | ML |
Reference to an origin | 81337181 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-07-25 16:01:12 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.VIVA.HHZ. | 2020-07-25T15:52:37.92 | 3.0 | undecidable | manual | S | 0.46 | 0 | |||
IV.SENI.HNZ. | 2020-07-25T15:52:15.70 | 3.0 | positive | manual | P | -1.05 | 0 | |||
IV.TERO.HHZ. | 2020-07-25T15:52:14.63 | 0.6 | undecidable | manual | S | 117 | 42.3243 | 94 | 0.03 | 47 |
IV.CSP1.EHZ. | 2020-07-25T15:52:12.28 | 0.6 | undecidable | manual | S | 9 | 33.0447 | 95 | 0.17 | 46 |
IV.RM33.EHZ. | 2020-07-25T15:52:12.05 | 0.3 | undecidable | manual | S | 170 | 32.5452 | 96 | 0.05 | 72 |
IV.FDMO.HHZ. | 2020-07-25T15:52:10.04 | 0.3 | undecidable | manual | S | 350 | 26.8509 | 98 | -0.44 | 67 |
IV.LNSS.HHZ. | 2020-07-25T15:52:09.60 | 0.3 | undecidable | manual | S | 201 | 23.1546 | 100 | 0.09 | 72 |
IT.MTCL.HGZ. | 2020-07-25T15:52:09.75 | 0.3 | undecidable | manual | S | 332 | 24.6531 | 99 | -0.15 | 72 |
IV.SMA1.EHZ. | 2020-07-25T15:52:09.65 | 0.3 | undecidable | manual | S | 140 | 24.3534 | 99 | -0.17 | 70 |
IV.GAVE.EHE. | 2020-07-25T15:52:09.36 | 0.3 | undecidable | manual | S | 240 | 23.3544 | 100 | -0.2 | 72 |
IV.PF6.EHE. | 2020-07-25T15:52:08.04 | 0.3 | undecidable | manual | P | 6 | 37.9287 | 94 | -0.06 | 71 |
IV.TERO.HHZ. | 2020-07-25T15:52:08.72 | 0.3 | undecidable | manual | P | 117 | 42.3243 | 94 | -0.06 | 70 |
IV.MMO1.EHZ. | 2020-07-25T15:52:08.33 | 0.1 | undecidable | manual | S | 53 | 18.7701 | 106 | -0.04 | 98 |
IV.RM33.EHZ. | 2020-07-25T15:52:07.41 | 0.6 | undecidable | manual | P | 170 | 32.5452 | 96 | 0.14 | 47 |
IV.CSP1.EHZ. | 2020-07-25T15:52:07.42 | 0.3 | undecidable | manual | P | 9 | 33.0447 | 95 | 0.08 | 71 |
IV.MC2.EHZ. | 2020-07-25T15:52:07.21 | 0.3 | undecidable | manual | S | 17 | 13.1757 | 120 | 0.23 | 72 |
IV.MML1.EHE. | 2020-07-25T15:52:07.84 | 0.3 | undecidable | manual | P | 338 | 37.629 | 94 | -0.21 | 70 |
IV.FDMO.HHZ. | 2020-07-25T15:52:06.45 | 0.3 | undecidable | manual | P | 350 | 26.8509 | 98 | 0.05 | 72 |
IV.GAVE.EHE. | 2020-07-25T15:52:06.16 | 0.3 | undecidable | manual | P | 240 | 23.3544 | 100 | 0.3 | 69 |
IT.MTCL.HGZ. | 2020-07-25T15:52:06.34 | 0.6 | undecidable | manual | P | 332 | 24.6531 | 99 | 0.28 | 46 |
IV.MMO1.EHZ. | 2020-07-25T15:52:05.31 | 0.3 | undecidable | manual | P | 53 | 18.7701 | 106 | 0.13 | 73 |
IV.LNSS.HHZ. | 2020-07-25T15:52:05.96 | 0.3 | undecidable | manual | P | 201 | 23.1546 | 100 | 0.12 | 72 |
IV.SMA1.EHZ. | 2020-07-25T15:52:05.56 | 0.3 | undecidable | manual | P | 140 | 24.3534 | 99 | -0.46 | 67 |
IV.NRCA.HNZ. | 2020-07-25T15:52:05.19 | 0.1 | undecidable | manual | S | 330 | 4.5954 | 156 | -0.24 | 96 |
IV.MC2.EHZ. | 2020-07-25T15:52:04.66 | 0.3 | undecidable | manual | P | 17 | 13.1757 | 120 | 0.28 | 71 |
IV.NRCA.HNZ. | 2020-07-25T15:52:03.57 | 0.1 | undecidable | manual | P | 330 | 4.5954 | 156 | 0.09 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.FDMO.HHN. | ML:0.7 | 0.00002395 | 0.42 | AML | other | m | 2020-07-25T15:52:12.79 |
IV.CSP1.EHE. | ML:0.9 | 0.00003515 | 0.56 | AML | other | m | 2020-07-25T15:52:13.68 |
IV.SMA1.EHE. | ML:0.4 | 0.000015244229000000002 | 0.2048 | AML | other | m | 2020-07-25T15:52:10.14 |
IV.SMA1.EHN. | ML:0.5 | 0.000019240636999999998 | 0.6784 | AML | other | m | 2020-07-25T15:52:10.20 |
IV.LNSS.HHE. | ML:0.6 | 0.00002398106 | 0.1152 | AML | other | m | 2020-07-25T15:52:09.86 |
IV.LNSS.HHN. | ML:0.4 | 0.000017387014499999998 | 0.1664 | AML | other | m | 2020-07-25T15:52:09.81 |
IV.RM33.EHE. | ML:0.4 | 0.000009442052 | 0.1408 | AML | other | m | 2020-07-25T15:52:12.56 |
IV.RM33.EHN. | ML:0.4 | 0.000007561614500000001 | 0.2304 | AML | other | m | 2020-07-25T15:52:12.44 |