A magnitude ML 1.2 earthquake occured in region: 8 km SE Norcia (PG), on
and geographic coordinates (lat, lon) 42.7430, 13.1610 at 10 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 | 8 | 4957 | 4957 |
Accumoli | RI | 9 | 667 | 5624 |
Arquata del Tronto | AP | 12 | 1178 | 6802 |
Cascia | PG | 12 | 3217 | 10019 |
Cittareale | RI | 14 | 482 | 10501 |
Amatrice | RI | 16 | 2657 | 13158 |
Castelsantangelo sul Nera | MC | 17 | 281 | 13439 |
Montegallo | AP | 18 | 523 | 13962 |
Preci | PG | 18 | 724 | 14686 |
Poggiodomo | PG | 19 | 117 | 14803 |
Monteleone di Spoleto | PG | 20 | 599 | 15402 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2020-07-25 21:49:25 |
42.7433 | 13.1607 | 10 | 2020-07-25 22:08:27 |
Sala Sismica INGV-Roma | 81345791 |
Field | Value |
---|---|
Time (UTC) | 2020-07-25 21:49:25 ± 0.06 |
Latitude | 42.7433 ± 0.0027 |
Longitude | 13.1607 ± 0.0049 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 81345791 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 354 |
Semi-minor axis of confidence ellipse (meter) | 143 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 296 |
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) | 95 |
Number of associated phases, regardless of their use for origin computation | 27 |
Number of defining phases | 16 |
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) | 0.34984 |
Number of stations at which the event was observed | 23 |
Number of stations from which data was used for origin computation | 12 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.2 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 81345791 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-07-25 22:08:27 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MBAL.EHZ. | 2020-07-25T21:51:10.96 | 3.0 | undecidable | manual | Sg | 12.98 | 0 | |||
IV.TDS.HHZ. | 2020-07-25T21:51:10.92 | 3.0 | undecidable | manual | Sn | 0.17 | 0 | |||
IV.ZONE.HHZ. | 2020-07-25T21:51:05.90 | 3.0 | undecidable | manual | Sn | -0.45 | 0 | |||
IV.CMPR.HHZ. | 2020-07-25T21:50:44.20 | 3.0 | undecidable | manual | Sn | -2.23 | 0 | |||
IV.SEI.HHZ. | 2020-07-25T21:50:27.78 | 3.0 | undecidable | manual | Sg | 7.18 | 0 | |||
IV.IMOL.HNZ. | 2020-07-25T21:50:23.17 | 3.0 | undecidable | manual | Sn | 1.07 | 0 | |||
IV.VENT.EHZ. | 2020-07-25T21:49:58.89 | 3.0 | undecidable | manual | Pn | 0.95 | 0 | |||
IV.PE3.EHZ. | 2020-07-25T21:49:57.53 | 3.0 | undecidable | manual | S | -3.87 | 0 | |||
IV.VIVA.HHZ. | 2020-07-25T21:49:46.89 | 3.0 | undecidable | manual | P | 1.63 | 0 | |||
IV.EL6.EHZ. | 2020-07-25T21:49:37.82 | 3.0 | undecidable | manual | P | 0.19 | 0 | |||
IV.ASSB.HHZ. | 2020-07-25T21:49:35.66 | 3.0 | undecidable | manual | P | 0.12 | 0 | |||
IV.MC2.EHZ. | 2020-07-25T21:49:33.35 | 0.3 | undecidable | manual | S | 7 | 18.7701 | 118 | 0.23 | 76 |
IV.MF5.EHZ. | 2020-07-25T21:49:33.37 | 0.6 | undecidable | manual | P | 42 | 36.4413 | 50 | 0.47 | 47 |
IV.LNSS.HHZ. | 2020-07-25T21:49:33.04 | 0.3 | undecidable | manual | S | 212 | 18.4704 | 119 | 0.03 | 79 |
IV.CSP1.EHZ. | 2020-07-25T21:49:33.24 | 1.0 | positive | manual | P | 5 | 38.8278 | 50 | -0.03 | 26 |
IV.MTRA.EHZ. | 2020-07-25T21:49:33.15 | 0.3 | undecidable | manual | S | 86 | 19.2696 | 117 | -0.13 | 78 |
IV.SMA1.EHZ. | 2020-07-25T21:49:33.25 | 0.3 | undecidable | manual | S | 131 | 18.9699 | 118 | 0.07 | 79 |
IV.TERO.HHZ. | 2020-07-25T21:49:33.00 | 1.0 | positive | manual | P | 110 | 38.5281 | 50 | -0.23 | 25 |
IV.ARRO.EHZ. | 2020-07-25T21:49:32.92 | 1.0 | positive | manual | P | 241 | 37.0296 | 50 | -0.07 | 25 |
IV.FDMO.HHZ. | 2020-07-25T21:49:32.29 | 1.0 | negative | manual | P | 350 | 33.0447 | 50 | -0.09 | 25 |
IV.RM33.EHZ. | 2020-07-25T21:49:31.23 | 0.6 | positive | manual | P | 170 | 26.3514 | 50 | -0.12 | 51 |
IV.MTRA.EHZ. | 2020-07-25T21:49:30.12 | 1.0 | negative | manual | P | 86 | 19.2696 | 117 | 0.03 | 26 |
IV.SMA1.EHZ. | 2020-07-25T21:49:30.14 | 1.0 | positive | manual | P | 131 | 18.9699 | 118 | 0.11 | 26 |
IV.GAVE.EHZ. | 2020-07-25T21:49:30.59 | 0.3 | positive | manual | P | 255 | 22.4553 | 114 | -0.07 | 78 |
IV.LNSS.HHZ. | 2020-07-25T21:49:30.06 | 0.3 | negative | manual | P | 212 | 18.4704 | 119 | 0.13 | 78 |
IV.MMO1.EHZ. | 2020-07-25T21:49:30.56 | 0.3 | positive | manual | P | 38 | 21.9669 | 115 | -0.01 | 79 |
IV.MC2.EHZ. | 2020-07-25T21:49:29.70 | 0.1 | undecidable | manual | P | 7 | 18.7701 | 118 | -0.3 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LNSS.HHN. | ML:1.5 | 0.00023349999999999998 | 0.2 | AML | other | m | 2020-07-25T21:49:33.27 |
IV.MTRA.EHE. | ML:1.4 | 0.000179 | 0.34 | AML | other | m | 2020-07-25T21:49:33.29 |
IV.MTRA.EHN. | ML:1.1 | 0.00009984999999999999 | 0.32 | AML | other | m | 2020-07-25T21:49:33.47 |
IV.LNSS.HHE. | ML:1.4 | 0.0001855 | 0.64 | AML | other | m | 2020-07-25T21:49:33.33 |
IV.SMA1.EHE. | ML:1.3 | 0.0001475 | 0.24 | AML | other | m | 2020-07-25T21:49:34.20 |
IV.SMA1.EHN. | ML:1.0 | 0.00008080000000000001 | 1.56 | AML | other | m | 2020-07-25T21:49:35.90 |
IV.GAVE.EHE. | ML:1.2 | 0.00011035 | 0.44 | AML | other | m | 2020-07-25T21:49:35.65 |
IV.GAVE.EHN. | ML:1.0 | 0.0000689 | 0.14 | AML | other | m | 2020-07-25T21:49:35.61 |
IV.RM33.EHN. | ML:1.0 | 0.00006195 | 0.22 | AML | other | m | 2020-07-25T21:49:35.75 |
IV.RM33.EHE. | ML:1.0 | 0.00004765 | 1.52 | AML | other | m | 2020-07-25T21:49:36.12 |
IV.ASSB.HHE. | ML:1.0 | 0.00002575 | 0.66 | AML | other | m | 2020-07-25T21:49:43.91 |
IV.ASSB.HHN. | ML:0.9 | 0.000020749999999999996 | 0.7 | AML | other | m | 2020-07-25T21:49:44.53 |