A magnitude ML 0.4 earthquake occured in region: 6 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.7880, 13.1710 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 | 6 | 4957 | 4957 |
Arquata del Tronto | AP | 11 | 1178 | 6135 |
Castelsantangelo sul Nera | MC | 12 | 281 | 6416 |
Accumoli | RI | 12 | 667 | 7083 |
Montegallo | AP | 15 | 523 | 7606 |
Preci | PG | 15 | 724 | 8330 |
Cascia | PG | 15 | 3217 | 11547 |
Visso | MC | 17 | 1107 | 12654 |
Ussita | MC | 18 | 444 | 13098 |
Montemonaco | AP | 18 | 604 | 13702 |
Cittareale | RI | 19 | 482 | 14184 |
Acquasanta Terme | AP | 20 | 2916 | 17100 |
Amatrice | RI | 20 | 2657 | 19757 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.4 | 2021-03-26 05:40:27 |
42.7882 | 13.1708 | 11 | 2021-03-26 07:51:13 |
Sala Sismica INGV-Roma | 88482981 |
Field | Value |
---|---|
Time (UTC) | 2021-03-26 05:40:27 ± 0.04 |
Latitude | 42.7882 ± 0.0027 |
Longitude | 13.1708 ± 0.0037 |
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 | 88482981 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 339 |
Semi-minor axis of confidence ellipse (meter) | 236 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 69 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 340.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 73 |
Number of associated phases, regardless of their use for origin computation | 18 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.13 |
Epicentral distance of station closest to the epicenter (degree) | 0.06115 |
Epicentral distance of station farthest from the epicenter (degree) | 0.35883 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 0.4 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 88482981 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-03-26 07:51:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.TERO.HHZ. | 2021-03-26T05:40:40.23 | 0.6 | undecidable | manual | S | 117 | 39.8268 | 50 | -0.22 | 46 |
IV.CESI.HHZ. | 2021-03-26T05:40:38.38 | 0.6 | undecidable | manual | S | 318 | 32.3454 | 50 | -0.08 | 48 |
IV.FDMO.HHZ. | 2021-03-26T05:40:37.26 | 0.6 | undecidable | manual | S | 346 | 28.3494 | 50 | -0.14 | 48 |
IV.GAVE.EHZ. | 2021-03-26T05:40:36.50 | 0.6 | undecidable | manual | S | 245 | 24.9528 | 50 | 0.02 | 49 |
IV.LNSS.HHZ. | 2021-03-26T05:40:36.15 | 0.6 | undecidable | manual | S | 207 | 23.1546 | 50 | 0.14 | 48 |
IV.T1299.HNZ. | 2021-03-26T05:40:35.10 | 0.6 | undecidable | manual | S | 152 | 19.3695 | 119 | 0.16 | 48 |
IV.TERO.HHZ. | 2021-03-26T05:40:35.16 | 0.6 | undecidable | manual | P | 117 | 39.8268 | 50 | 0.28 | 45 |
IV.MMO1.EHZ. | 2021-03-26T05:40:34.48 | 0.6 | undecidable | manual | S | 46 | 17.6712 | 121 | 0.04 | 49 |
IV.MC2.EHZ. | 2021-03-26T05:40:33.28 | 0.6 | undecidable | manual | S | 6 | 13.7751 | 128 | -0.04 | 50 |
IV.FDMO.HHZ. | 2021-03-26T05:40:33.11 | 1.0 | undecidable | manual | P | 346 | 28.3494 | 50 | -0.01 | 24 |
IV.CESI.HHZ. | 2021-03-26T05:40:33.75 | 0.6 | undecidable | manual | P | 318 | 32.3454 | 50 | 0.01 | 48 |
IV.GAVE.EHZ. | 2021-03-26T05:40:32.58 | 1.0 | undecidable | manual | P | 245 | 24.9528 | 50 | -0.01 | 25 |
IV.LNSS.HHZ. | 2021-03-26T05:40:32.36 | 0.1 | undecidable | manual | P | 207 | 23.1546 | 50 | 0.04 | 98 |
IV.MMO1.EHZ. | 2021-03-26T05:40:31.57 | 0.6 | undecidable | manual | P | 46 | 17.6712 | 121 | 0.15 | 48 |
IV.T1299.HNZ. | 2021-03-26T05:40:31.40 | 0.1 | undecidable | manual | P | 152 | 19.3695 | 119 | -0.3 | 93 |
IV.NRCA.HHZ. | 2021-03-26T05:40:31.47 | 0.6 | undecidable | manual | S | 318 | 6.7932 | 147 | -0.2 | 49 |
IV.MC2.EHZ. | 2021-03-26T05:40:30.89 | 0.1 | undecidable | manual | P | 6 | 13.7751 | 128 | 0.13 | 98 |
IV.NRCA.HHZ. | 2021-03-26T05:40:29.89 | 0.1 | positive | manual | P | 318 | 6.7932 | 147 | 0.08 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CESI.HHN. | ML:0.8 | 0.0000262 | 0.28 | AML | other | m | 2021-03-26T05:40:38.57 |
IV.CESI.HHE. | ML:0.5 | 0.00001685 | 0.4 | AML | other | m | 2021-03-26T05:40:38.55 |
IV.GAVE.EHE. | ML:0.6 | 0.000022572599999999998 | 0.1792 | AML | other | m | 2021-03-26T05:40:38.27 |
IV.GAVE.EHN. | ML:0.5 | 0.000018700186 | 0.2208 | AML | other | m | 2021-03-26T05:40:37.18 |
IV.FDMO.HHE. | ML:0.0 | 0.0000059408270000000005 | 0.2176 | AML | other | m | 2021-03-26T05:40:38.32 |
IV.FDMO.HHN. | ML:0.0 | 0.000007163358 | 0.2016 | AML | other | m | 2021-03-26T05:40:38.37 |
IV.TERO.HHE. | ML:0.2 | 0.000005754484500000001 | 0.08 | AML | other | m | 2021-03-26T05:40:41.21 |
IV.TERO.HHN. | ML:0.2 | 0.0000064336775 | 0.0576 | AML | other | m | 2021-03-26T05:40:41.47 |