A magnitude ML 1.4 earthquake occured in region: 8 km NE Trevi (PG), on
and geographic coordinates (lat, lon) 42.9160, 12.8320 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 |
---|---|---|---|---|
Trevi | PG | 8 | 8469 | 8469 |
Sellano | PG | 8 | 1079 | 9548 |
Foligno | PG | 11 | 57155 | 66703 |
Campello sul Clitunno | PG | 12 | 2442 | 69145 |
Cerreto di Spoleto | PG | 13 | 1075 | 70220 |
Montefalco | PG | 15 | 5679 | 75899 |
Spello | PG | 16 | 8645 | 84544 |
Monte Cavallo | MC | 16 | 145 | 84689 |
Castel Ritaldi | PG | 17 | 3278 | 87967 |
Vallo di Nera | PG | 17 | 364 | 88331 |
Valtopina | PG | 17 | 1398 | 89729 |
Preci | PG | 17 | 724 | 90453 |
Bevagna | PG | 18 | 5081 | 95534 |
Serravalle di Chienti | MC | 20 | 1070 | 96604 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.4 | 2021-09-04 14:42:10 |
42.9165 | 12.8322 | 9 | 2021-09-04 14:47:51 |
Sala Sismica INGV-Roma | 95033751 |
Field | Value |
---|---|
Time (UTC) | 2021-09-04 14:42:10 ± 0.05 |
Latitude | 42.9165 ± 0.0027 |
Longitude | 12.8322 ± 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 | 95033751 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 285 |
Semi-minor axis of confidence ellipse (meter) | 222 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 236 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 280.0 |
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 | 30 |
Number of defining phases | 30 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.18 |
Epicentral distance of station closest to the epicenter (degree) | 0.10342 |
Epicentral distance of station farthest from the epicenter (degree) | 0.58636 |
Number of stations at which the event was observed | 15 |
Number of stations from which data was used for origin computation | 15 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.3 |
Num. used stations | 30 |
Type of magnitude | ML |
Reference to an origin | 95033751 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-09-04 14:47:51 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ARVD.HHZ. | 2021-09-04T14:42:31.12 | 0.1 | undecidable | manual | S | 8 | 65.0904 | 50 | 0.24 | 89 |
IV.ATFO.HHZ. | 2021-09-04T14:42:28.35 | 0.6 | undecidable | manual | S | 337 | 54.2013 | 50 | 0.38 | 44 |
IV.EL6.EHZ. | 2021-09-04T14:42:27.23 | 0.6 | undecidable | manual | S | 25 | 50.7159 | 50 | 0.19 | 46 |
IV.MURB.HHZ. | 2021-09-04T14:42:26.06 | 0.3 | undecidable | manual | S | 327 | 45.8208 | 50 | 0.33 | 68 |
IV.ARRO.EHZ. | 2021-09-04T14:42:23.63 | 0.6 | undecidable | manual | S | 188 | 37.8288 | 50 | 0.04 | 49 |
IV.ARVD.HHZ. | 2021-09-04T14:42:22.52 | 0.1 | undecidable | manual | P | 8 | 65.0904 | 50 | 0.19 | 90 |
IV.ATCC.EHZ. | 2021-09-04T14:42:22.17 | 0.6 | undecidable | manual | S | 332 | 33.6441 | 50 | -0.31 | 46 |
IV.CSP1.EHZ. | 2021-09-04T14:42:22.86 | 0.6 | undecidable | manual | S | 57 | 35.9418 | 50 | -0.24 | 47 |
IV.MC2.EHZ. | 2021-09-04T14:42:21.24 | 0.6 | undecidable | manual | S | 91 | 28.9488 | 108 | 0.03 | 50 |
IV.GAVE.EHZ. | 2021-09-04T14:42:20.21 | 0.6 | undecidable | manual | S | 168 | 25.3524 | 110 | 0.19 | 48 |
IV.ATFO.HHZ. | 2021-09-04T14:42:20.45 | 0.1 | undecidable | manual | P | 337 | 54.2013 | 50 | -0.2 | 92 |
IV.NRCA.HHZ. | 2021-09-04T14:42:19.82 | 0.6 | undecidable | manual | S | 112 | 24.753 | 111 | 0.01 | 50 |
IV.MURB.HHZ. | 2021-09-04T14:42:19.32 | 0.6 | negative | manual | P | 327 | 45.8208 | 50 | -0.03 | 48 |
IV.MOMA.HHZ. | 2021-09-04T14:42:19.57 | 0.6 | undecidable | manual | S | 240 | 24.6531 | 111 | -0.23 | 48 |
IV.EL6.EHZ. | 2021-09-04T14:42:19.80 | 0.1 | undecidable | manual | P | 25 | 50.7159 | 50 | -0.31 | 90 |
IV.MML1.EHZ. | 2021-09-04T14:42:19.53 | 0.6 | undecidable | manual | S | 27 | 24.6531 | 111 | -0.24 | 48 |
IV.FDMO.HHZ. | 2021-09-04T14:42:19.46 | 0.6 | undecidable | manual | S | 57 | 24.6531 | 111 | -0.31 | 47 |
IV.ARRO.EHZ. | 2021-09-04T14:42:18.04 | 0.6 | negative | manual | P | 188 | 37.8288 | 50 | -0.08 | 48 |
IV.ASSB.HHZ. | 2021-09-04T14:42:18.08 | 0.6 | undecidable | manual | S | 315 | 19.869 | 115 | -0.17 | 49 |
IV.ATCC.EHZ. | 2021-09-04T14:42:17.19 | 0.6 | negative | manual | P | 332 | 33.6441 | 50 | -0.28 | 47 |
IV.CSP1.EHZ. | 2021-09-04T14:42:17.72 | 0.6 | negative | manual | P | 57 | 35.9418 | 50 | -0.12 | 48 |
IV.GAVE.EHZ. | 2021-09-04T14:42:16.17 | 0.1 | undecidable | manual | P | 168 | 25.3524 | 110 | 0.11 | 98 |
IV.CESI.HHZ. | 2021-09-04T14:42:16.21 | 0.6 | undecidable | manual | S | 31 | 11.4774 | 129 | 0.45 | 47 |
IV.MC2.EHZ. | 2021-09-04T14:42:16.65 | 0.1 | undecidable | manual | P | 91 | 28.9488 | 108 | -0.1 | 98 |
IV.MOMA.HHZ. | 2021-09-04T14:42:16.00 | 0.3 | undecidable | manual | P | 240 | 24.6531 | 111 | 0.07 | 74 |
IV.MML1.EHZ. | 2021-09-04T14:42:15.77 | 0.1 | positive | manual | P | 27 | 24.6531 | 111 | -0.15 | 98 |
IV.FDMO.HHZ. | 2021-09-04T14:42:15.86 | 0.6 | undecidable | manual | P | 57 | 24.6531 | 111 | -0.06 | 50 |
IV.NRCA.HHZ. | 2021-09-04T14:42:15.96 | 0.1 | negative | manual | P | 112 | 24.753 | 111 | 0.03 | 100 |
IV.ASSB.HHZ. | 2021-09-04T14:42:14.94 | 0.1 | negative | manual | P | 315 | 19.869 | 115 | -0.09 | 100 |
IV.CESI.HHZ. | 2021-09-04T14:42:13.97 | 0.1 | positive | manual | P | 31 | 11.4774 | 129 | 0.37 | 95 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CESI.HNN. | ML:1.6 | 0.000518 | 0.34 | AML | other | m | 2021-09-04T14:42:16.28 |
IV.CESI.HHN. | ML:1.7 | 0.000558 | 0.48 | AML | other | m | 2021-09-04T14:42:16.29 |
IV.CESI.HNE. | ML:1.5 | 0.00040800000000000005 | 0.16 | AML | other | m | 2021-09-04T14:42:16.33 |
IV.CESI.HHE. | ML:1.6 | 0.000479 | 0.06 | AML | other | m | 2021-09-04T14:42:16.34 |
IV.ASSB.HHN. | ML:1.3 | 0.0001595 | 0.94 | AML | other | m | 2021-09-04T14:42:19.13 |
IV.ASSB.HHE. | ML:1.4 | 0.00018099999999999998 | 0.68 | AML | other | m | 2021-09-04T14:42:19.90 |
IV.MML1.EHE. | ML:1.0 | 0.000058700000000000004 | 1.28 | AML | other | m | 2021-09-04T14:42:20.87 |
IV.FDMO.HHN. | ML:1.2 | 0.00008465 | 1.26 | AML | other | m | 2021-09-04T14:42:20.88 |
IV.MML1.EHN. | ML:1.0 | 0.00006355 | 0.82 | AML | other | m | 2021-09-04T14:42:20.31 |
IV.NRCA.HHN. | ML:1.7 | 0.00028500000000000004 | 0.1 | AML | other | m | 2021-09-04T14:42:20.49 |
IV.FDMO.HHE. | ML:1.2 | 0.00009145 | 0.6 | AML | other | m | 2021-09-04T14:42:20.79 |
IV.MOMA.HHN. | ML:1.5 | 0.0001885 | 0.28 | AML | other | m | 2021-09-04T14:42:20.68 |
IV.MOMA.HHE. | ML:1.6 | 0.00021349999999999999 | 0.14 | AML | other | m | 2021-09-04T14:42:20.62 |
IV.GAVE.EHN. | ML:1.7 | 0.0002655 | 0.26 | AML | other | m | 2021-09-04T14:42:20.73 |
IV.NRCA.HHE. | ML:1.6 | 0.00021400000000000002 | 1.4 | AML | other | m | 2021-09-04T14:42:20.23 |
IV.GAVE.EHE. | ML:1.7 | 0.0002635 | 0.48 | AML | other | m | 2021-09-04T14:42:20.71 |
IV.ATCC.EHN. | ML:1.4 | 0.0001095 | 0.64 | AML | other | m | 2021-09-04T14:42:22.31 |
IV.CSP1.EHN. | ML:1.8 | 0.000249 | 0.3 | AML | other | m | 2021-09-04T14:42:23.31 |
IV.CSP1.EHE. | ML:1.6 | 0.000176 | 0.7 | AML | other | m | 2021-09-04T14:42:23.43 |
IV.ATCC.EHE. | ML:1.4 | 0.00009255 | 0.18 | AML | other | m | 2021-09-04T14:42:23.96 |
IV.ARRO.EHE. | ML:0.9 | 0.00003245 | 0.24 | AML | other | m | 2021-09-04T14:42:24.21 |
IV.ARRO.EHN. | ML:0.9 | 0.0000293 | 1.44 | AML | other | m | 2021-09-04T14:42:24.20 |
IV.MURB.HHE. | ML:2.0 | 0.000299 | 0.24 | AML | other | m | 2021-09-04T14:42:27.20 |
IV.MURB.HHN. | ML:1.7 | 0.000155 | 0.88 | AML | other | m | 2021-09-04T14:42:27.71 |
IV.EL6.EHN. | ML:1.3 | 0.000053645000000000006 | 0.34 | AML | other | m | 2021-09-04T14:42:28.19 |
IV.EL6.EHE. | ML:1.5 | 0.00007735 | 1.24 | AML | other | m | 2021-09-04T14:42:28.72 |
IV.ATFO.HHE. | ML:1.4 | 0.0000566 | 0.24 | AML | other | m | 2021-09-04T14:42:29.01 |
IV.ATFO.HHN. | ML:1.4 | 0.000057050000000000004 | 0.3 | AML | other | m | 2021-09-04T14:42:29.18 |
IV.ARVD.HHN. | ML:0.7 | 0.00001185 | 0.44 | AML | other | m | 2021-09-04T14:42:33.33 |
IV.ARVD.HHE. | ML:0.9 | 0.00001645 | 1.08 | AML | other | m | 2021-09-04T14:42:33.75 |