A magnitude ML 0.8 earthquake occured in region: 7 km S Castelsantangelo sul Nera (MC), on
and geographic coordinates (lat, lon) 42.8370, 13.1570 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 |
---|---|---|---|---|
Castelsantangelo sul Nera | MC | 7 | 281 | 281 |
Norcia | PG | 7 | 4957 | 5238 |
Preci | PG | 11 | 724 | 5962 |
Visso | MC | 12 | 1107 | 7069 |
Ussita | MC | 12 | 444 | 7513 |
Arquata del Tronto | AP | 14 | 1178 | 8691 |
Montegallo | AP | 15 | 523 | 9214 |
Montemonaco | AP | 16 | 604 | 9818 |
Accumoli | RI | 17 | 667 | 10485 |
Cascia | PG | 18 | 3217 | 13702 |
Bolognola | MC | 19 | 142 | 13844 |
Montefortino | FM | 19 | 1178 | 15022 |
Cerreto di Spoleto | PG | 20 | 1075 | 16097 |
Sellano | PG | 20 | 1079 | 17176 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.8 | 2021-03-01 21:11:06 |
42.8367 | 13.1567 | 9 | 2021-03-01 21:16:24 |
Sala Sismica INGV-Roma | 87610151 |
Field | Value |
---|---|
Time (UTC) | 2021-03-01 21:11:06 ± 0.04 |
Latitude | 42.8367 ± 0.0018 |
Longitude | 13.1567 ± 0.0025 |
Depth (km) | 9 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 87610151 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 250 |
Semi-minor axis of confidence ellipse (meter) | 40 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 247 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 250.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 51 |
Number of associated phases, regardless of their use for origin computation | 26 |
Number of defining phases | 26 |
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) | 0.03148 |
Epicentral distance of station farthest from the epicenter (degree) | 0.49373 |
Number of stations at which the event was observed | 16 |
Number of stations from which data was used for origin computation | 16 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.2 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 87610151 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-03-01 21:16:24 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.LNSS.HHZ. | 2021-03-01T21:11:16.80 | 0.6 | undecidable | manual | S | 200 | 27.6501 | 108 | -0.03 | 49 |
IV.SMA1.EHZ. | 2021-03-01T21:11:16.40 | 0.6 | undecidable | manual | S | 147 | 27.1506 | 108 | -0.26 | 47 |
IV.CESI.HHZ. | 2021-03-01T21:11:16.70 | 0.6 | undecidable | manual | S | 312 | 27.6501 | 108 | -0.15 | 48 |
IV.EL6.EHZ. | 2021-03-01T21:11:16.72 | 0.1 | undecidable | manual | P | 355 | 54.8007 | 50 | -0.2 | 91 |
IV.FDMO.HHZ. | 2021-03-01T21:11:15.50 | 0.6 | undecidable | manual | S | 346 | 22.8549 | 111 | 0.23 | 48 |
IV.TERO.HHZ. | 2021-03-01T21:11:15.36 | 0.6 | undecidable | manual | P | 123 | 43.5231 | 50 | 0.18 | 46 |
IT.MTCL.HGZ. | 2021-03-01T21:11:14.60 | 0.6 | undecidable | manual | S | 324 | 21.6672 | 112 | -0.27 | 47 |
IV.RM33.EHZ. | 2021-03-01T21:11:14.37 | 1.0 | undecidable | manual | P | 173 | 36.6411 | 50 | 0.25 | 23 |
IV.MTRA.EHZ. | 2021-03-01T21:11:14.60 | 0.6 | undecidable | manual | S | 114 | 21.4674 | 112 | -0.21 | 48 |
IV.FEMA.HNZ. | 2021-03-01T21:11:13.20 | 0.6 | undecidable | manual | S | 328 | 16.3725 | 118 | -0.03 | 50 |
IV.MF5.EHZ. | 2021-03-01T21:11:13.24 | 1.0 | negative | manual | P | 56 | 29.748 | 107 | 0.25 | 23 |
IV.CESI.HHZ. | 2021-03-01T21:11:12.66 | 0.6 | undecidable | manual | P | 312 | 27.6501 | 108 | 0.07 | 49 |
IV.CSP1.EHZ. | 2021-03-01T21:11:12.73 | 1.0 | positive | manual | P | 8 | 28.5492 | 107 | -0.03 | 25 |
IV.LNSS.HHZ. | 2021-03-01T21:11:12.59 | 0.1 | undecidable | manual | P | 200 | 27.6501 | 108 | 0.02 | 99 |
IV.MMO1.EHZ. | 2021-03-01T21:11:12.80 | 0.6 | undecidable | manual | S | 63 | 15.4734 | 120 | -0.16 | 49 |
IV.SMA1.EHZ. | 2021-03-01T21:11:12.64 | 0.6 | positive | manual | P | 147 | 27.1506 | 108 | 0.16 | 48 |
IV.GAVE.EHZ. | 2021-03-01T21:11:12.47 | 0.1 | undecidable | manual | P | 233 | 26.751 | 108 | 0.07 | 98 |
IV.MTRA.EHZ. | 2021-03-01T21:11:11.46 | 1.0 | positive | manual | P | 114 | 21.4674 | 112 | 0.05 | 25 |
IV.MC2.EHZ. | 2021-03-01T21:11:11.30 | 0.6 | undecidable | manual | S | 18 | 8.6802 | 135 | 0.23 | 49 |
IV.FDMO.HHZ. | 2021-03-01T21:11:11.70 | 1.0 | undecidable | manual | P | 346 | 22.8549 | 111 | 0.03 | 25 |
IT.MTCL.HGZ. | 2021-03-01T21:11:11.46 | 0.1 | undecidable | manual | P | 324 | 21.6672 | 112 | 0.02 | 100 |
IV.MMO1.EHZ. | 2021-03-01T21:11:10.30 | 1.0 | undecidable | manual | P | 63 | 15.4734 | 120 | -0.04 | 25 |
IV.FEMA.HNZ. | 2021-03-01T21:11:10.44 | 0.1 | undecidable | manual | P | 328 | 16.3725 | 118 | -0.06 | 100 |
IV.NRCA.HHZ. | 2021-03-01T21:11:09.90 | 0.6 | undecidable | manual | S | 264 | 3.4965 | 159 | -0.16 | 50 |
IV.MC2.EHZ. | 2021-03-01T21:11:09.37 | 0.1 | undecidable | manual | P | 18 | 8.6802 | 135 | 0.12 | 100 |
IV.NRCA.HHZ. | 2021-03-01T21:11:08.87 | 0.6 | undecidable | manual | P | 264 | 3.4965 | 159 | 0.2 | 50 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MTRA.EHN. | ML:0.9 | 0.000053349999999999996 | 0.3 | AML | other | m | 2021-03-01T21:11:15.24 |
IV.MTRA.EHE. | ML:0.8 | 0.0000518 | 0.42 | AML | other | m | 2021-03-01T21:11:16.34 |
IV.FDMO.HHN. | ML:0.6 | 0.000026500000000000004 | 0.22 | AML | other | m | 2021-03-01T21:11:16.29 |
IV.CESI.HHN. | ML:0.9 | 0.00004675 | 0.34 | AML | other | m | 2021-03-01T21:11:17.23 |
IV.CSP1.EHE. | ML:1.2 | 0.0000824 | 0.96 | AML | other | m | 2021-03-01T21:11:17.39 |
IV.CSP1.EHN. | ML:1.3 | 0.00009665 | 1.14 | AML | other | m | 2021-03-01T21:11:17.06 |
IV.FDMO.HHE. | ML:0.5 | 0.00001865 | 0.54 | AML | other | m | 2021-03-01T21:11:17.77 |
IV.CESI.HHE. | ML:0.8 | 0.0000283 | 0.86 | AML | other | m | 2021-03-01T21:11:18.52 |
IV.SMA1.EHE. | ML:0.7 | 0.000030600000000000005 | 0.46 | AML | other | m | 2021-03-01T21:11:20.44 |
IV.SMA1.EHN. | ML:0.7 | 0.0000233 | 0.44 | AML | other | m | 2021-03-01T21:11:20.58 |
IV.TERO.HHE. | ML:0.8 | 0.0000213 | 0.34 | AML | other | m | 2021-03-01T21:11:21.52 |
IV.TERO.HHN. | ML:1.0 | 0.00003145 | 0.42 | AML | other | m | 2021-03-01T21:11:23.95 |