A magnitude ML 0.7 earthquake occured in region: 8 km W Monte Cavallo (MC), on
and geographic coordinates (lat, lon) 42.9670, 12.9160 at 13 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 |
---|---|---|---|---|
Monte Cavallo | MC | 8 | 145 | 145 |
Sellano | PG | 9 | 1079 | 1224 |
Serravalle di Chienti | MC | 12 | 1070 | 2294 |
Preci | PG | 14 | 724 | 3018 |
Pieve Torina | MC | 14 | 1458 | 4476 |
Visso | MC | 15 | 1107 | 5583 |
Fiordimonte | MC | 16 | 202 | 5785 |
Cerreto di Spoleto | PG | 16 | 1075 | 6860 |
Muccia | MC | 17 | 915 | 7775 |
Valtopina | PG | 17 | 1398 | 9173 |
Trevi | PG | 17 | 8469 | 17642 |
Foligno | PG | 17 | 57155 | 74797 |
Pievebovigliana | MC | 17 | 866 | 75663 |
Ussita | MC | 18 | 444 | 76107 |
Nocera Umbra | PG | 19 | 5839 | 81946 |
Campello sul Clitunno | PG | 20 | 2442 | 84388 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.7 | 2021-09-20 08:31:30 |
42.9668 | 12.9163 | 13 | 2021-09-20 08:41:51 |
Sala Sismica INGV-Roma | 95657891 |
Field | Value |
---|---|
Time (UTC) | 2021-09-20 08:31:30 ± 0.11 |
Latitude | 42.9668 ± 0.0045 |
Longitude | 12.9163 ± 0.0074 |
Depth (km) | 13 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 95657891 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 536 |
Semi-minor axis of confidence ellipse (meter) | 345 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 57 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 540.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 159 |
Number of associated phases, regardless of their use for origin computation | 23 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.15 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.20325 |
Number of stations at which the event was observed | 19 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 0.7 |
Uncertainty | 0.4 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 95657891 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-09-20 08:41:51 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
ST.RONC.EHZ. | 2021-09-20T08:33:22.46 | 3.0 | undecidable | manual | Sg | 15.2 | 0 | |||
HL.VLS.HHZ. | 2021-09-20T08:33:16.11 | 3.0 | undecidable | manual | Pn | 5.14 | 0 | |||
RF.GEPF.HHZ. | 2021-09-20T08:33:02.76 | 3.0 | undecidable | manual | Sn | -2.25 | 0 | |||
IV.PZUN.HHZ. | 2021-09-20T08:32:47.52 | 3.0 | undecidable | manual | Sn | 1.41 | 0 | |||
IX.SCL3.EHZ.02 | 2021-09-20T08:32:45.86 | 3.0 | undecidable | manual | Sg | 4.52 | 0 | |||
IX.RSF3.HHZ.02 | 2021-09-20T08:32:30.76 | 3.0 | undecidable | manual | Sn | -1.54 | 0 | |||
CR.STON.BHZ. | 2021-09-20T08:32:30.66 | 3.0 | undecidable | manual | Pg | 12.06 | 0 | |||
GU.ROTM.HHZ. | 2021-09-20T08:32:28.18 | 3.0 | positive | manual | Pn | 2.68 | 0 | |||
IV.ZEN8.EHZ. | 2021-09-20T08:32:27.44 | 3.0 | positive | manual | Pg | 10.02 | 0 | |||
IV.CADC.HNZ. | 2021-09-20T08:32:21.14 | 3.0 | undecidable | manual | Pn | 2.7 | 0 | |||
IV.AGLI.HHZ. | 2021-09-20T08:32:13.53 | 3.0 | undecidable | manual | Pn | -0.47 | 0 | |||
IV.ATMI.HHZ. | 2021-09-20T08:31:55.02 | 3.0 | undecidable | manual | S | -0.5 | 0 | |||
IV.PP3.EHZ. | 2021-09-20T08:31:41.72 | 3.0 | negative | manual | P | -0.64 | 0 | |||
IV.ASSB.HHZ. | 2021-09-20T08:31:39.17 | 0.3 | undecidable | manual | S | 292 | 22.5552 | 100 | 0.15 | 73 |
IV.RMP.HHZ. | 2021-09-20T08:31:39.33 | 3.0 | undecidable | manual | P | 0 | ||||
IV.NRCA.HHZ. | 2021-09-20T08:31:38.82 | 0.3 | undecidable | manual | S | 133 | 21.867 | 101 | -0.02 | 75 |
IV.MML1.EHZ. | 2021-09-20T08:31:37.51 | 0.3 | undecidable | manual | S | 15 | 16.872 | 108 | -0.04 | 75 |
IV.NRCA.HHZ. | 2021-09-20T08:31:35.36 | 0.3 | undecidable | manual | P | 133 | 21.867 | 101 | 0.04 | 75 |
IV.ASSB.HHZ. | 2021-09-20T08:31:35.22 | 0.1 | undecidable | manual | P | 292 | 22.5552 | 100 | -0.2 | 96 |
IV.MC2.EHZ. | 2021-09-20T08:31:35.79 | 3.0 | undecidable | manual | S | -2.38 | 0 | |||
IV.MML1.EHZ. | 2021-09-20T08:31:34.63 | 0.1 | undecidable | manual | P | 15 | 16.872 | 108 | 0.06 | 100 |
IV.CESI.HHZ. | 2021-09-20T08:31:34.96 | 0.3 | undecidable | manual | S | 347 | 4.2957 | 156 | -0.08 | 76 |
IV.CESI.HHZ. | 2021-09-20T08:31:33.34 | 0.6 | undecidable | manual | P | 347 | 4.2957 | 156 | 0.22 | 49 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CESI.HHE. | ML:0.2 | 0.000018818203000000004 | 0.2816 | AML | other | m | 2021-09-20T08:31:39.12 |
IV.CESI.HHN. | ML:0.0 | 0.000017262229499999996 | 0.6784 | AML | other | m | 2021-09-20T08:31:33.09 |
IV.CESI.HNE. | ML:1.0 | 0.00014954014999999998 | 1.2992 | AML | other | m | 2021-09-20T08:31:45.68 |
IV.CESI.HNN. | ML:1.2 | 0.000192833665 | 0.5248 | AML | other | m | 2021-09-20T08:31:39.11 |
IV.MML1.EHE. | ML:0.4 | 0.0000201895355 | 0.1152 | AML | other | m | 2021-09-20T08:31:37.88 |
IV.MML1.EHN. | ML:0.5 | 0.000024524116 | 0.16 | AML | other | m | 2021-09-20T08:31:37.79 |
IV.MML1.HNE. | ML:1.2 | 0.00011543125 | 0.6656 | AML | other | m | 2021-09-20T08:31:45.59 |
IV.MML1.HNN. | ML:1.1 | 0.0001041622 | 0.8576 | AML | other | m | 2021-09-20T08:31:35.12 |
IV.ASSB.HHE. | ML:0.7 | 0.0000294667 | 0.8384 | AML | other | m | 2021-09-20T08:31:46.82 |
IV.ASSB.HHN. | ML:0.5 | 0.000022421486657499998 | 47.0592 | AML | other | m | 2021-09-20T08:31:34.69 |
IV.NRCA.HHE. | ML:0.4 | 0.000016118635 | 0.6784 | AML | other | m | 2021-09-20T08:31:35.05 |
IV.NRCA.HHN. | ML:0.4 | 0.00001265883 | 0.1408 | AML | other | m | 2021-09-20T08:31:39.88 |
IV.NRCA.HNE. | ML:1.3 | 0.0001264721 | 0.8192 | AML | other | m | 2021-09-20T08:31:50.05 |
IV.NRCA.HNN. | ML:1.5 | 0.00019085739999999998 | 1.1392 | AML | other | m | 2021-09-20T08:31:41.56 |