A magnitude ML 0.8 earthquake occured in region: 8 km W Montegallo (AP), on
and geographic coordinates (lat, lon) 42.8490, 13.2340 at 9 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 |
---|---|---|---|---|
Montegallo | AP | 8 | 523 | 523 |
Castelsantangelo sul Nera | MC | 8 | 281 | 804 |
Montemonaco | AP | 10 | 604 | 1408 |
Arquata del Tronto | AP | 10 | 1178 | 2586 |
Norcia | PG | 13 | 4957 | 7543 |
Ussita | MC | 13 | 444 | 7987 |
Montefortino | FM | 14 | 1178 | 9165 |
Visso | MC | 15 | 1107 | 10272 |
Preci | PG | 16 | 724 | 10996 |
Bolognola | MC | 16 | 142 | 11138 |
Acquasanta Terme | AP | 17 | 2916 | 14054 |
Accumoli | RI | 17 | 667 | 14721 |
Amandola | FM | 18 | 3629 | 18350 |
Comunanza | AP | 19 | 3166 | 21516 |
Palmiano | AP | 19 | 196 | 21712 |
Roccafluvione | AP | 20 | 2010 | 23722 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.8 | 2021-03-30 01:08:33 |
42.8488 | 13.2335 | 9 | 2021-03-30 01:14:53 |
Sala Sismica INGV-Roma | 88603281 |
Field | Value |
---|---|
Time (UTC) | 2021-03-30 01:08:33 ± 0.1 |
Latitude | 42.8488 ± 0.0027 |
Longitude | 13.2335 ± 0.0061 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 88603281 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 463 |
Semi-minor axis of confidence ellipse (meter) | 128 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 259 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 460.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 89 |
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) | 0.23 |
Epicentral distance of station closest to the epicenter (degree) | 0.07015 |
Epicentral distance of station farthest from the epicenter (degree) | 0.28688 |
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 | 0.8 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 88603281 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-03-30 01:14:53 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CESI.HHZ. | 2021-03-30T01:08:45.51 | 0.6 | undecidable | manual | S | 303 | 31.8459 | 50 | 0.25 | 46 |
IV.GUMA.HHZ. | 2021-03-30T01:08:43.11 | 0.3 | undecidable | manual | S | 19 | 25.1526 | 110 | 0.02 | 73 |
IV.SMA1.EHZ. | 2021-03-30T01:08:43.59 | 0.6 | undecidable | manual | S | 161 | 25.5522 | 109 | 0.34 | 46 |
IV.CSP1.EHZ. | 2021-03-30T01:08:43.65 | 0.6 | undecidable | manual | S | 355 | 27.0507 | 108 | -0.08 | 48 |
IV.MF5.EHZ. | 2021-03-30T01:08:42.98 | 0.3 | undecidable | manual | S | 50 | 23.9538 | 110 | 0.26 | 70 |
IV.T1299.HNZ. | 2021-03-30T01:08:42.85 | 0.3 | undecidable | manual | S | 171 | 24.1536 | 110 | 0.08 | 72 |
IV.FDMO.HHZ. | 2021-03-30T01:08:42.64 | 0.6 | undecidable | manual | S | 330 | 23.9538 | 110 | -0.07 | 48 |
IV.CESI.HHZ. | 2021-03-30T01:08:40.20 | 1.0 | undecidable | manual | P | 303 | 31.8459 | 50 | -0.23 | 23 |
IV.MTRA.HNZ. | 2021-03-30T01:08:40.90 | 0.6 | undecidable | manual | S | 128 | 16.7721 | 118 | 0.47 | 45 |
IV.CSP1.EHZ. | 2021-03-30T01:08:39.39 | 0.6 | positive | manual | P | 355 | 27.0507 | 108 | -0.16 | 47 |
IV.GUMA.HHZ. | 2021-03-30T01:08:39.34 | 0.1 | undecidable | manual | P | 19 | 25.1526 | 110 | 0.16 | 95 |
IV.SMA1.EHZ. | 2021-03-30T01:08:39.03 | 1.0 | positive | manual | P | 161 | 25.5522 | 109 | -0.24 | 23 |
IV.MF5.EHZ. | 2021-03-30T01:08:39.31 | 1.0 | positive | manual | P | 50 | 23.9538 | 110 | 0.34 | 23 |
IV.FDMO.HHZ. | 2021-03-30T01:08:38.73 | 1.0 | positive | manual | P | 330 | 23.9538 | 110 | -0.23 | 23 |
IV.MC2.EHZ. | 2021-03-30T01:08:38.44 | 0.3 | undecidable | manual | S | 332 | 7.7811 | 139 | 0.48 | 68 |
IV.NRCA.HHZ. | 2021-03-30T01:08:38.40 | 0.6 | undecidable | manual | S | 260 | 9.879 | 132 | -0.05 | 50 |
IV.T1299.HNZ. | 2021-03-30T01:08:38.59 | 0.1 | undecidable | manual | P | 171 | 24.1536 | 110 | -0.4 | 90 |
IV.MTRA.HNZ. | 2021-03-30T01:08:37.69 | 0.1 | undecidable | manual | P | 128 | 16.7721 | 118 | 0.05 | 98 |
IV.MMO1.EHZ. | 2021-03-30T01:08:37.65 | 0.6 | undecidable | manual | S | 54 | 9.4794 | 133 | -0.7 | 42 |
IV.NRCA.HHZ. | 2021-03-30T01:08:36.53 | 0.1 | negative | manual | P | 260 | 9.879 | 132 | 0.03 | 100 |
IV.MMO1.EHZ. | 2021-03-30T01:08:36.10 | 0.1 | positive | manual | P | 54 | 9.4794 | 133 | -0.34 | 94 |
IV.MC2.EHZ. | 2021-03-30T01:08:36.14 | 0.3 | negative | manual | P | 332 | 7.7811 | 139 | -0.08 | 75 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.4 | 0.000324 | 1.26 | AML | other | m | 2021-03-30T01:08:38.67 |
IV.NRCA.HHN. | ML:1.4 | 0.0003155 | 0.38 | AML | other | m | 2021-03-30T01:08:40.02 |
IV.FDMO.HHN. | ML:0.7 | 0.0000292 | 0.16 | AML | other | m | 2021-03-30T01:08:43.63 |
IV.FDMO.HHE. | ML:0.7 | 0.0000299 | 0.46 | AML | other | m | 2021-03-30T01:08:43.78 |
IV.SMA1.EHE. | ML:0.7 | 0.00003175 | 1.04 | AML | other | m | 2021-03-30T01:08:44.68 |
IV.SMA1.EHN. | ML:0.7 | 0.0000291 | 0.74 | AML | other | m | 2021-03-30T01:08:45.41 |
IV.CESI.HHN. | ML:0.8 | 0.0000322 | 0.86 | AML | other | m | 2021-03-30T01:08:46.03 |
IV.CESI.HHE. | ML:0.7 | 0.000022899999999999998 | 0.42 | AML | other | m | 2021-03-30T01:08:48.35 |