A magnitude ML 1.2 earthquake occured in region: 2 km E Visso (MC), on
and geographic coordinates (lat, lon) 42.9250, 13.1160 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 |
---|---|---|---|---|
Visso | MC | 2 | 1107 | 1107 |
Ussita | MC | 3 | 444 | 1551 |
Castelsantangelo sul Nera | MC | 5 | 281 | 1832 |
Preci | PG | 8 | 724 | 2556 |
Bolognola | MC | 12 | 142 | 2698 |
Monte Cavallo | MC | 12 | 145 | 2843 |
Acquacanina | MC | 13 | 121 | 2964 |
Fiordimonte | MC | 13 | 202 | 3166 |
Fiastra | MC | 13 | 559 | 3725 |
Pieve Torina | MC | 14 | 1458 | 5183 |
Norcia | PG | 15 | 4957 | 10140 |
Pievebovigliana | MC | 16 | 866 | 11006 |
Sellano | PG | 16 | 1079 | 12085 |
Montemonaco | AP | 18 | 604 | 12689 |
Muccia | MC | 19 | 915 | 13604 |
Montefortino | FM | 19 | 1178 | 14782 |
Sarnano | MC | 20 | 3264 | 18046 |
Cerreto di Spoleto | PG | 20 | 1075 | 19121 |
Montegallo | AP | 20 | 523 | 19644 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2021-10-20 14:57:58 |
42.925 | 13.1158 | 9 | 2021-10-20 15:02:20 |
Sala Sismica INGV-Roma | 96803471 |
Field | Value |
---|---|
Time (UTC) | 2021-10-20 14:57:58 ± 0.05 |
Latitude | 42.9250 ± 0.0027 |
Longitude | 13.1158 ± 0.0037 |
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 | 96803471 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 274 |
Semi-minor axis of confidence ellipse (meter) | 175 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 279 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 270.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 75 |
Number of associated phases, regardless of their use for origin computation | 25 |
Number of defining phases | 24 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.14 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.46855 |
Number of stations at which the event was observed | 14 |
Number of stations from which data was used for origin computation | 13 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.3 |
Num. used stations | 16 |
Type of magnitude | ML |
Reference to an origin | 96803471 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-10-20 15:02:20 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.TERO.HHZ. | 2021-10-20T14:58:15.35 | 0.6 | undecidable | manual | S | 130 | 52.0035 | 50 | 0.11 | 46 |
IV.EL6.EHZ. | 2021-10-20T14:58:13.71 | 3.0 | undecidable | manual | S | 0.03 | 0 | |||
IV.LNSS.HHZ. | 2021-10-20T14:58:11.02 | 0.6 | undecidable | manual | S | 190 | 36.2415 | 50 | -0.03 | 48 |
IV.MF5.EHZ. | 2021-10-20T14:58:09.40 | 0.6 | undecidable | manual | S | 76 | 28.749 | 107 | 0.53 | 44 |
IV.GAVE.EHZ. | 2021-10-20T14:58:09.81 | 0.6 | undecidable | manual | S | 215 | 31.5462 | 50 | 0.04 | 48 |
IV.MTRA.EHZ. | 2021-10-20T14:58:08.71 | 0.6 | undecidable | manual | S | 129 | 29.4483 | 107 | -0.4 | 45 |
IV.TERO.HHZ. | 2021-10-20T14:58:08.37 | 0.6 | undecidable | manual | P | 130 | 52.0035 | 50 | 0.24 | 45 |
IV.MML1.EHZ. | 2021-10-20T14:58:07.37 | 0.6 | undecidable | manual | S | 331 | 23.9538 | 110 | 0.08 | 48 |
IV.ASSB.HHZ. | 2021-10-20T14:58:05.99 | 1.0 | negative | manual | P | 290 | 39.3273 | 50 | -0.19 | 23 |
IV.LNSS.HHZ. | 2021-10-20T14:58:05.56 | 0.3 | undecidable | manual | P | 190 | 36.2415 | 50 | -0.15 | 70 |
IV.SMA1.EHZ. | 2021-10-20T14:58:05.74 | 1.0 | undecidable | manual | P | 151 | 37.2294 | 50 | -0.12 | 23 |
IV.CSP1.EHZ. | 2021-10-20T14:58:05.84 | 0.6 | undecidable | manual | S | 21 | 19.869 | 114 | -0.13 | 48 |
IV.GAVE.EHZ. | 2021-10-20T14:58:04.98 | 0.1 | negative | manual | P | 215 | 31.5462 | 50 | 0 | 97 |
IV.MMO1.EHZ. | 2021-10-20T14:58:04.94 | 0.6 | undecidable | manual | S | 99 | 17.3715 | 117 | -0.25 | 47 |
IV.MTRA.EHZ. | 2021-10-20T14:58:04.53 | 0.6 | undecidable | manual | P | 129 | 29.4483 | 107 | -0.06 | 48 |
IV.MF5.EHZ. | 2021-10-20T14:58:04.54 | 0.6 | positive | manual | P | 76 | 28.749 | 107 | 0.08 | 48 |
IV.FDMO.HHZ. | 2021-10-20T14:58:03.66 | 0.6 | undecidable | manual | S | 349 | 12.5763 | 125 | -0.11 | 49 |
IV.MML1.EHZ. | 2021-10-20T14:58:03.54 | 1.0 | positive | manual | P | 331 | 23.9538 | 110 | 0 | 25 |
IV.NRCA.HNZ. | 2021-10-20T14:58:03.14 | 0.6 | undecidable | manual | S | 181 | 10.1787 | 131 | 0.04 | 50 |
IV.CSP1.EHZ. | 2021-10-20T14:58:02.38 | 1.0 | negative | manual | P | 21 | 19.869 | 114 | -0.4 | 23 |
IV.MC2.EHZ. | 2021-10-20T14:58:02.08 | 0.6 | undecidable | manual | S | 104 | 6.0939 | 145 | -0.09 | 50 |
IV.MMO1.EHZ. | 2021-10-20T14:58:02.29 | 0.1 | positive | manual | P | 99 | 17.3715 | 117 | -0.04 | 99 |
IV.NRCA.HNZ. | 2021-10-20T14:58:01.36 | 0.3 | negative | manual | P | 181 | 10.1787 | 131 | 0.24 | 72 |
IV.FDMO.HHZ. | 2021-10-20T14:58:01.53 | 0.1 | negative | manual | P | 349 | 12.5763 | 125 | 0.02 | 100 |
IV.MC2.EHZ. | 2021-10-20T14:58:00.70 | 0.1 | undecidable | manual | P | 104 | 6.0939 | 145 | 0.12 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.7 | 0.0006910000000000001 | 0.08 | AML | other | m | 2021-10-20T14:58:03.35 |
IV.FDMO.HHN. | ML:0.9 | 0.00009834999999999999 | 0.2 | AML | other | m | 2021-10-20T14:58:03.74 |
IV.FDMO.HHE. | ML:0.9 | 0.00009759999999999999 | 0.26 | AML | other | m | 2021-10-20T14:58:03.71 |
IV.NRCA.HHN. | ML:1.5 | 0.0004035 | 0.66 | AML | other | m | 2021-10-20T14:58:04.36 |
IV.CSP1.EHN. | ML:1.6 | 0.0002935 | 0.26 | AML | other | m | 2021-10-20T14:58:06.49 |
IV.CSP1.EHE. | ML:1.6 | 0.000273 | 0.32 | AML | other | m | 2021-10-20T14:58:06.50 |
IV.MML1.EHN. | ML:0.7 | 0.0000316 | 1.28 | AML | other | m | 2021-10-20T14:58:09.22 |
IV.MTRA.EHE. | ML:1.2 | 0.00008515000000000001 | 1.14 | AML | other | m | 2021-10-20T14:58:09.87 |
IV.GAVE.EHN. | ML:1.5 | 0.0001395 | 1.06 | AML | other | m | 2021-10-20T14:58:09.95 |
IV.GAVE.EHE. | ML:1.4 | 0.0001245 | 0.38 | AML | other | m | 2021-10-20T14:58:10.21 |
IV.MTRA.EHN. | ML:1.2 | 0.0000791 | 0.66 | AML | other | m | 2021-10-20T14:58:10.19 |
IV.MML1.EHE. | ML:0.7 | 0.00003115 | 1.44 | AML | other | m | 2021-10-20T14:58:10.83 |
IV.LNSS.HHN. | ML:1.3 | 0.00008740000000000001 | 0.2 | AML | other | m | 2021-10-20T14:58:11.47 |
IV.LNSS.HHE. | ML:1.2 | 0.00005485 | 0.66 | AML | other | m | 2021-10-20T14:58:12.52 |
IV.ASSB.HHN. | ML:1.0 | 0.00003595 | 0.9 | AML | other | m | 2021-10-20T14:58:12.53 |
IV.ASSB.HHE. | ML:1.1 | 0.0000475 | 0.5 | AML | other | m | 2021-10-20T14:58:13.68 |