A magnitude ML 0.9 earthquake occured in region: 6 km E Cerreto di Spoleto (PG), on
and geographic coordinates (lat, lon) 42.8440, 12.9810 at 10 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 |
---|---|---|---|---|
Cerreto di Spoleto | PG | 6 | 1075 | 1075 |
Preci | PG | 6 | 724 | 1799 |
Sellano | PG | 7 | 1079 | 2878 |
Norcia | PG | 11 | 4957 | 7835 |
Vallo di Nera | PG | 13 | 364 | 8199 |
Visso | MC | 13 | 1107 | 9306 |
Cascia | PG | 14 | 3217 | 12523 |
Poggiodomo | PG | 15 | 117 | 12640 |
Castelsantangelo sul Nera | MC | 15 | 281 | 12921 |
Campello sul Clitunno | PG | 17 | 2442 | 15363 |
Monte Cavallo | MC | 17 | 145 | 15508 |
Sant'Anatolia di Narco | PG | 17 | 564 | 16072 |
Ussita | MC | 17 | 444 | 16516 |
Scheggino | PG | 19 | 461 | 16977 |
Trevi | PG | 19 | 8469 | 25446 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2021-09-10 09:10:58 |
42.8442 | 12.9807 | 11 | 2021-09-10 09:21:11 |
Sala Sismica INGV-Roma | 95262331 |
Field | Value |
---|---|
Time (UTC) | 2021-09-10 09:10:58 ± 0.06 |
Latitude | 42.8442 ± 0.0027 |
Longitude | 12.9807 ± 0.0061 |
Depth (km) | 11 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 95262331 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 497 |
Semi-minor axis of confidence ellipse (meter) | 111 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 95 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 500.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 138 |
Number of associated phases, regardless of their use for origin computation | 30 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.16 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.29678 |
Number of stations at which the event was observed | 20 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.2 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 95262331 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-09-10 09:21:11 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.MGRO.HHZ. | 2021-09-10T09:12:57.28 | 3.0 | undecidable | manual | Sn | 0.07 | 0 | |||
IV.HPAC.HHZ. | 2021-09-10T09:12:51.01 | 3.0 | undecidable | manual | Pg | 14.65 | 0 | |||
AC.VLO.HHZ. | 2021-09-10T09:12:26.70 | 3.0 | undecidable | manual | Pn | 2.76 | 0 | |||
SL.KOGS.BHZ. | 2021-09-10T09:12:22.72 | 3.0 | undecidable | manual | Pg | 11.94 | 0 | |||
GU.MGRO.HHZ. | 2021-09-10T09:12:18.53 | 3.0 | positive | manual | Pg | 11.06 | 0 | |||
IV.SPS2.HHZ. | 2021-09-10T09:12:17.04 | 3.0 | positive | manual | Pg | 7.9 | 0 | |||
IV.ECTS.HHZ. | 2021-09-10T09:12:14.60 | 3.0 | undecidable | manual | Pn | -6.46 | 0 | |||
GU.BURY.HHZ. | 2021-09-10T09:12:10.38 | 3.0 | undecidable | manual | Pn | 1.4 | 0 | |||
OX.MPRI.HHZ. | 2021-09-10T09:12:03.17 | 3.0 | undecidable | manual | Pg | 3.73 | 0 | |||
IV.PTRJ.HHZ. | 2021-09-10T09:11:58.51 | 3.0 | undecidable | manual | Sg | -0.83 | 0 | |||
IV.BDI.HHZ. | 2021-09-10T09:11:42.81 | 3.0 | undecidable | manual | Pg | 0.32 | 0 | |||
IV.VIVA.HHZ. | 2021-09-10T09:11:21.55 | 3.0 | undecidable | manual | P | -3.21 | 0 | |||
IV.CSP1.EHZ. | 2021-09-10T09:11:10.15 | 0.6 | undecidable | manual | S | 33 | 32.9448 | 50 | 0.29 | 46 |
IV.MML1.HNZ. | 2021-09-10T09:11:09.13 | 0.6 | undecidable | manual | S | 359 | 29.8479 | 50 | 0.09 | 48 |
IV.LNSS.HHZ. | 2021-09-10T09:11:08.23 | 0.6 | undecidable | manual | S | 170 | 27.2505 | 50 | -0.09 | 49 |
IV.GAVE.EHZ. | 2021-09-10T09:11:05.68 | 0.6 | undecidable | manual | S | 203 | 18.2706 | 120 | -0.09 | 49 |
IV.CSP1.EHZ. | 2021-09-10T09:11:05.04 | 1.0 | negative | manual | P | 33 | 32.9448 | 50 | 0 | 24 |
IV.MC2.EHZ. | 2021-09-10T09:11:05.72 | 0.6 | undecidable | manual | S | 66 | 18.4704 | 119 | -0.12 | 49 |
IV.CESI.HNZ. | 2021-09-10T09:11:05.71 | 0.6 | undecidable | manual | S | 341 | 18.87 | 119 | -0.24 | 48 |
IV.FEMA.HNZ. | 2021-09-10T09:11:04.76 | 0.6 | undecidable | manual | S | 23 | 14.2746 | 126 | 0.17 | 49 |
IV.MML1.HNZ. | 2021-09-10T09:11:04.47 | 0.1 | undecidable | manual | P | 359 | 29.8479 | 50 | -0.1 | 96 |
IT.MTCL.HGE. | 2021-09-10T09:11:04.89 | 0.6 | undecidable | manual | S | 5 | 16.6722 | 122 | -0.41 | 46 |
IV.LNSS.HHZ. | 2021-09-10T09:11:03.93 | 0.1 | undecidable | manual | P | 170 | 27.2505 | 50 | -0.23 | 94 |
IV.NRCA.HHZ. | 2021-09-10T09:11:03.53 | 0.6 | undecidable | manual | S | 96 | 10.9779 | 134 | -0.18 | 49 |
IT.MTCL.HGE. | 2021-09-10T09:11:02.37 | 0.1 | undecidable | manual | P | 5 | 16.6722 | 122 | -0.04 | 100 |
IV.MC2.EHZ. | 2021-09-10T09:11:02.88 | 0.6 | negative | manual | P | 66 | 18.4704 | 119 | 0.16 | 49 |
IV.CESI.HNZ. | 2021-09-10T09:11:02.86 | 0.1 | undecidable | manual | P | 341 | 18.87 | 119 | 0.07 | 99 |
IV.GAVE.EHZ. | 2021-09-10T09:11:02.97 | 0.1 | positive | manual | P | 203 | 18.2706 | 120 | 0.29 | 95 |
IV.FEMA.HNZ. | 2021-09-10T09:11:02.17 | 0.1 | undecidable | manual | P | 23 | 14.2746 | 126 | 0.17 | 98 |
IV.NRCA.HHZ. | 2021-09-10T09:11:01.61 | 0.6 | undecidable | manual | P | 96 | 10.9779 | 134 | 0.11 | 50 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.GAVE.EHE. | ML:0.8 | 0.00005145 | 0.6 | AML | other | m | 2021-09-10T09:11:06.59 |
IV.GAVE.EHN. | ML:0.8 | 0.00005640000000000001 | 0.74 | AML | other | m | 2021-09-10T09:11:07.63 |
IV.ARVD.HHE. | ML:1.3 | 0.0000286 | 0.92 | AML | other | m | 2021-09-10T09:11:28.33 |
IV.ARVD.HHN. | ML:0.8 | 0.000010515 | 0.96 | AML | other | m | 2021-09-10T09:11:29.35 |