A magnitude ML 1.0 earthquake occured in region: 4 km E Preci (PG), on
and geographic coordinates (lat, lon) 42.8670, 13.0910 at 8 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 |
---|---|---|---|---|
Preci | PG | 4 | 724 | 724 |
Castelsantangelo sul Nera | MC | 6 | 281 | 1005 |
Visso | MC | 7 | 1107 | 2112 |
Norcia | PG | 8 | 4957 | 7069 |
Ussita | MC | 10 | 444 | 7513 |
Sellano | PG | 14 | 1079 | 8592 |
Cerreto di Spoleto | PG | 15 | 1075 | 9667 |
Monte Cavallo | MC | 16 | 145 | 9812 |
Cascia | PG | 18 | 3217 | 13029 |
Bolognola | MC | 18 | 142 | 13171 |
Fiordimonte | MC | 19 | 202 | 13373 |
Acquacanina | MC | 20 | 121 | 13494 |
Fiastra | MC | 20 | 559 | 14053 |
Montemonaco | AP | 20 | 604 | 14657 |
Arquata del Tronto | AP | 20 | 1178 | 15835 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2021-03-01 22:03:03 |
42.8668 | 13.0908 | 8 | 2021-03-01 22:33:23 |
Sala Sismica INGV-Roma | 87611121 |
Field | Value |
---|---|
Time (UTC) | 2021-03-01 22:03:03 ± 0.1 |
Latitude | 42.8668 ± 0.0036 |
Longitude | 13.0908 ± 0.0074 |
Depth (km) | 8 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 87611121 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 446 |
Semi-minor axis of confidence ellipse (meter) | 363 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 264 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 450.0 |
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 | 32 |
Number of defining phases | 23 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.28 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.38671 |
Number of stations at which the event was observed | 22 |
Number of stations from which data was used for origin computation | 13 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.4 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 87611121 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-03-01 22:33:23 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.BSSO.HHZ. | 2021-03-01T22:04:04.31 | 3.0 | undecidable | manual | Sg | 11.04 | 0 | |||
IV.SBPO.HNZ. | 2021-03-01T22:03:57.41 | 3.0 | undecidable | manual | Sn | 0.05 | 0 | |||
IV.FIR.HHZ. | 2021-03-01T22:03:48.52 | 3.0 | undecidable | manual | Sg | 13.57 | 0 | |||
IV.GAVE.EHZ. | 2021-03-01T22:03:31.80 | 3.0 | undecidable | manual | Sg | 9.8 | 0 | |||
IV.PTRJ.HNZ. | 2021-03-01T22:03:28.65 | 3.0 | undecidable | manual | Pn | 0.89 | 0 | |||
IV.MOMA.HHE. | 2021-03-01T22:03:18.40 | 0.6 | undecidable | manual | S | 261 | 42.9237 | 50 | 0.01 | 47 |
IV.VIVA.HHZ. | 2021-03-01T22:03:16.53 | 3.0 | positive | manual | Pn | -1.6 | 0 | |||
IV.SMA1.EHE. | 2021-03-01T22:03:15.80 | 0.6 | undecidable | manual | S | 143 | 32.9448 | 104 | 0.15 | 46 |
IV.MF5.EHE. | 2021-03-01T22:03:15.70 | 0.6 | undecidable | manual | S | 66 | 32.8449 | 104 | 0.09 | 47 |
IV.LNSS.HHZ. | 2021-03-01T22:03:14.20 | 0.1 | undecidable | manual | S | 188 | 29.5482 | 106 | -0.32 | 90 |
IV.PF6.EHZ. | 2021-03-01T22:03:14.40 | 0.1 | undecidable | manual | S | 16 | 31.2465 | 105 | -0.67 | 81 |
IV.MTRA.HNN. | 2021-03-01T22:03:13.50 | 0.3 | undecidable | manual | S | 116 | 27.75 | 107 | -0.4 | 67 |
IV.MOMA.HHE. | 2021-03-01T22:03:12.71 | 0.3 | undecidable | manual | P | 261 | 42.9237 | 50 | 0.46 | 64 |
IV.SMA1.EHE. | 2021-03-01T22:03:11.09 | 0.3 | undecidable | manual | P | 143 | 32.9448 | 104 | 0.43 | 65 |
IV.FDMO.HHE. | 2021-03-01T22:03:10.90 | 0.3 | undecidable | manual | S | 359 | 18.7701 | 114 | -0.1 | 72 |
IV.MF5.EHE. | 2021-03-01T22:03:10.68 | 0.3 | undecidable | manual | P | 66 | 32.8449 | 104 | 0.04 | 71 |
IV.PF6.EHZ. | 2021-03-01T22:03:10.86 | 0.3 | undecidable | manual | P | 16 | 31.2465 | 105 | 0.53 | 64 |
IV.MTRA.HNN. | 2021-03-01T22:03:09.31 | 0.1 | undecidable | manual | P | 116 | 27.75 | 107 | -0.34 | 90 |
IV.LNSS.HHZ. | 2021-03-01T22:03:09.59 | 0.6 | undecidable | manual | P | 188 | 29.5482 | 106 | -0.42 | 44 |
IV.FEMA.HNZ. | 2021-03-01T22:03:08.60 | 0.3 | undecidable | manual | S | 342 | 11.0778 | 127 | -0.06 | 73 |
IV.MMO1.EHZ. | 2021-03-01T22:03:08.08 | 0.3 | positive | manual | P | 79 | 19.4694 | 113 | -0.03 | 73 |
IV.CSP1.EHZ. | 2021-03-01T22:03:08.96 | 1.0 | undecidable | manual | P | 20 | 26.6511 | 107 | -0.48 | 22 |
IV.MC2.EHE. | 2021-03-01T22:03:08.60 | 0.1 | undecidable | manual | S | 58 | 9.3795 | 132 | 0.4 | 92 |
IV.CESI.HHZ. | 2021-03-01T22:03:08.49 | 0.3 | negative | manual | P | 315 | 21.5673 | 111 | 0.01 | 73 |
IV.FDMO.HHE. | 2021-03-01T22:03:07.89 | 0.3 | undecidable | manual | P | 359 | 18.7701 | 114 | -0.09 | 72 |
IV.NRCA.HNN. | 2021-03-01T22:03:07.10 | 0.1 | undecidable | manual | S | 153 | 4.1958 | 153 | 0.02 | 100 |
IV.FRON.EHZ. | 2021-03-01T22:03:06.56 | 3.0 | negative | manual | P | -0.85 | 0 | |||
IV.MC2.EHE. | 2021-03-01T22:03:06.68 | 0.1 | undecidable | manual | P | 58 | 9.3795 | 132 | 0.31 | 93 |
IV.FEMA.HNZ. | 2021-03-01T22:03:06.52 | 0.3 | undecidable | manual | P | 342 | 11.0778 | 127 | -0.11 | 73 |
IV.PIEI.HHZ. | 2021-03-01T22:03:06.85 | 3.0 | undecidable | manual | P | -0.94 | 0 | |||
IV.NRCA.HNN. | 2021-03-01T22:03:05.93 | 0.1 | undecidable | manual | P | 153 | 4.1958 | 153 | 0.21 | 96 |
IV.ATFO.HHZ. | 2021-03-01T22:03:03.20 | 3.0 | positive | manual | Pn | -3.94 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ATFO.HHN. | ML:1.9 | 0.0001306683 | 0.2048 | AML | other | m | 2021-03-01T22:03:04.74 |
IV.ATFO.HHE. | ML:1.8 | 0.0000949519 | 0.2944 | AML | other | m | 2021-03-01T22:03:04.74 |
IV.FRON.EHE. | ML:1.0 | 0.00001548358 | 0.1408 | AML | other | m | 2021-03-01T22:03:10.28 |
IV.FRON.EHN. | ML:1.2 | 0.00002282391 | 0.1664 | AML | other | m | 2021-03-01T22:03:10.23 |
IV.PIEI.HHE. | ML:1.1 | 0.00001642874 | 0.1792 | AML | other | m | 2021-03-01T22:03:11.14 |
IV.PIEI.HHN. | ML:1.1 | 0.00001413677 | 0.192 | AML | other | m | 2021-03-01T22:03:10.91 |
IV.CESI.HHE. | ML:0.2 | 0.000011748405 | 0.2176 | AML | other | m | 2021-03-01T22:03:11.84 |
IV.CESI.HHN. | ML:0.0 | 0.00001620375 | 0.128 | AML | other | m | 2021-03-01T22:03:12.03 |
IV.CSP1.EHE. | ML:0.9 | 0.000044474055 | 0.8192 | AML | other | m | 2021-03-01T22:03:12.54 |
IV.CSP1.EHN. | ML:0.8 | 0.000036190685 | 0.256 | AML | other | m | 2021-03-01T22:03:14.84 |