A magnitude ML 1.3 earthquake occured in region: 5 km NE Spoleto (PG), on
and geographic coordinates (lat, lon) 42.7760, 12.7630 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 |
---|---|---|---|---|
Spoleto | PG | 5 | 38218 | 38218 |
Campello sul Clitunno | PG | 5 | 2442 | 40660 |
Sant'Anatolia di Narco | PG | 8 | 564 | 41224 |
Vallo di Nera | PG | 8 | 364 | 41588 |
Scheggino | PG | 9 | 461 | 42049 |
Castel Ritaldi | PG | 9 | 3278 | 45327 |
Trevi | PG | 11 | 8469 | 53796 |
Cerreto di Spoleto | PG | 14 | 1075 | 54871 |
Poggiodomo | PG | 16 | 117 | 54988 |
Montefalco | PG | 16 | 5679 | 60667 |
Giano dell'Umbria | PG | 16 | 3846 | 64513 |
Ferentillo | TR | 17 | 1913 | 66426 |
Sellano | PG | 19 | 1079 | 67505 |
Massa Martana | PG | 20 | 3770 | 71275 |
Montefranco | TR | 20 | 1276 | 72551 |
Acquasparta | TR | 20 | 4778 | 77329 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.3 | 2021-10-23 05:48:17 |
42.7762 | 12.7627 | 10 | 2021-10-23 05:55:34 |
Sala Sismica INGV-Roma | 96901041 |
Field | Value |
---|---|
Time (UTC) | 2021-10-23 05:48:17 ± 0.04 |
Latitude | 42.7762 ± 0.0027 |
Longitude | 12.7627 ± 0.0037 |
Depth (km) | 10 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 96901041 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 340 |
Semi-minor axis of confidence ellipse (meter) | 230 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 220 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 340.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 87 |
Number of associated phases, regardless of their use for origin computation | 25 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.12 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.37052 |
Number of stations at which the event was observed | 16 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.2 |
Num. used stations | 24 |
Type of magnitude | ML |
Reference to an origin | 96901041 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-10-23 05:55:34 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CRTC.HHZ. | 2021-10-23T05:48:51.92 | 3.0 | undecidable | manual | S | -0.02 | 0 | |||
IV.FDMO.HHZ. | 2021-10-23T05:48:30.32 | 0.3 | undecidable | manual | S | 42 | 39.1275 | 50 | -0.02 | 73 |
IV.MML1.EHZ. | 2021-10-23T05:48:30.86 | 0.3 | undecidable | manual | S | 24 | 41.1255 | 50 | -0.01 | 73 |
IV.ARVD.HHZ. | 2021-10-23T05:48:29.94 | 3.0 | negative | manual | P | -2.14 | 0 | |||
IV.MURB.HHZ. | 2021-10-23T05:48:28.08 | 3.0 | undecidable | manual | P | 0.07 | 0 | |||
IV.ASSB.HHZ. | 2021-10-23T05:48:28.34 | 0.3 | undecidable | manual | S | 344 | 30.747 | 50 | 0.24 | 71 |
IV.LNSS.HHZ. | 2021-10-23T05:48:27.68 | 0.3 | undecidable | manual | S | 130 | 29.748 | 50 | -0.14 | 72 |
IV.NRCA.HHZ. | 2021-10-23T05:48:27.65 | 0.3 | undecidable | manual | S | 77 | 29.3484 | 50 | -0.07 | 73 |
IV.CESI.HHZ. | 2021-10-23T05:48:27.37 | 0.3 | undecidable | manual | S | 24 | 27.8499 | 50 | 0.03 | 74 |
IV.RM33.EHZ. | 2021-10-23T05:48:26.28 | 3.0 | positive | manual | P | -0.06 | 0 | |||
IV.CSP1.EHZ. | 2021-10-23T05:48:26.66 | 3.0 | positive | manual | P | -0.27 | 0 | |||
IV.CESX.HHZ. | 2021-10-23T05:48:26.17 | 0.3 | undecidable | manual | S | 218 | 23.4543 | 50 | 0 | 75 |
IV.MML1.EHZ. | 2021-10-23T05:48:25.17 | 0.3 | undecidable | manual | P | 24 | 41.1255 | 50 | 0.05 | 72 |
IV.MC2.EHZ. | 2021-10-23T05:48:25.45 | 3.0 | positive | manual | P | 0.58 | 0 | |||
IV.MMO1.EHZ. | 2021-10-23T05:48:24.72 | 3.0 | positive | manual | P | -1.83 | 0 | |||
IV.FDMO.HHZ. | 2021-10-23T05:48:24.79 | 0.3 | undecidable | manual | P | 42 | 39.1275 | 50 | -0.03 | 73 |
IV.ASSB.HHZ. | 2021-10-23T05:48:23.52 | 0.3 | undecidable | manual | P | 344 | 30.747 | 50 | -0.01 | 74 |
IV.GAVE.EHZ. | 2021-10-23T05:48:23.44 | 0.3 | undecidable | manual | S | 131 | 14.1747 | 126 | 0.07 | 74 |
IV.CESI.HHZ. | 2021-10-23T05:48:23.01 | 0.3 | undecidable | manual | P | 24 | 27.8499 | 50 | -0.08 | 73 |
IV.MOMA.HHZ. | 2021-10-23T05:48:23.58 | 0.3 | undecidable | manual | S | 281 | 15.9729 | 123 | -0.3 | 72 |
IV.LNSS.HHZ. | 2021-10-23T05:48:23.29 | 0.3 | undecidable | manual | P | 130 | 29.748 | 50 | -0.08 | 73 |
IV.NRCA.HHZ. | 2021-10-23T05:48:23.30 | 0.3 | undecidable | manual | P | 77 | 29.3484 | 50 | -0.01 | 74 |
IV.CESX.HHZ. | 2021-10-23T05:48:22.75 | 0.3 | undecidable | manual | P | 218 | 23.4543 | 50 | 0.34 | 70 |
IV.MOMA.HHZ. | 2021-10-23T05:48:21.05 | 0.3 | undecidable | manual | P | 281 | 15.9729 | 123 | -0.04 | 76 |
IV.GAVE.EHZ. | 2021-10-23T05:48:20.84 | 0.1 | undecidable | manual | P | 131 | 14.1747 | 126 | 0.05 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MOMA.HNN. | ML:1.4 | 0.00020999999999999998 | 0.82 | AML | other | m | 2021-10-23T05:48:24.08 |
IV.MOMA.HHN. | ML:1.4 | 0.000225 | 1.8 | AML | other | m | 2021-10-23T05:48:24.08 |
IV.GAVE.EHE. | ML:1.5 | 0.00033650000000000005 | 0.52 | AML | other | m | 2021-10-23T05:48:24.11 |
IV.MOMA.HHE. | ML:1.8 | 0.000505 | 0.26 | AML | other | m | 2021-10-23T05:48:24.29 |
IV.MOMA.HNE. | ML:1.7 | 0.0004335 | 0.26 | AML | other | m | 2021-10-23T05:48:24.29 |
IV.GAVE.EHN. | ML:1.4 | 0.0002205 | 0.2 | AML | other | m | 2021-10-23T05:48:24.08 |
IV.CESI.HHN. | ML:1.4 | 0.000133 | 0.16 | AML | other | m | 2021-10-23T05:48:27.55 |
IV.CESI.HHE. | ML:1.1 | 0.00006685 | 0.38 | AML | other | m | 2021-10-23T05:48:27.86 |
IV.CESX.HHN. | ML:1.0 | 0.00006759999999999999 | 0.48 | AML | other | m | 2021-10-23T05:48:27.47 |
IV.LNSS.HHN. | ML:1.4 | 0.000121 | 0.24 | AML | other | m | 2021-10-23T05:48:28.46 |
IV.LNSS.HHE. | ML:1.4 | 0.00011700000000000001 | 0.6 | AML | other | m | 2021-10-23T05:48:28.60 |
IV.ASSB.HHN. | ML:1.1 | 0.00005575 | 0.56 | AML | other | m | 2021-10-23T05:48:28.65 |
IV.NRCA.HHE. | ML:1.5 | 0.000144 | 0.18 | AML | other | m | 2021-10-23T05:48:29.12 |
IV.ASSB.HHE. | ML:1.1 | 0.0000654 | 0.52 | AML | other | m | 2021-10-23T05:48:29.50 |
IV.NRCA.HHN. | ML:1.3 | 0.0000975 | 0.12 | AML | other | m | 2021-10-23T05:48:29.89 |
IV.CESX.HHE. | ML:0.9 | 0.000050199999999999994 | 1.62 | AML | other | m | 2021-10-23T05:48:30.98 |
IV.MML1.EHN. | ML:1.0 | 0.0000318 | 0.42 | AML | other | m | 2021-10-23T05:48:30.76 |
IV.FDMO.HHE. | ML:1.1 | 0.0000455 | 1.48 | AML | other | m | 2021-10-23T05:48:31.15 |
IV.FDMO.HHN. | ML:1.0 | 0.0000359 | 0.3 | AML | other | m | 2021-10-23T05:48:31.51 |
IV.MML1.EHE. | ML:1.0 | 0.00003325 | 1.58 | AML | other | m | 2021-10-23T05:48:32.20 |
IV.RM33.EHN. | ML:1.2 | 0.0000425 | 0.66 | AML | other | m | 2021-10-23T05:48:34.27 |
IV.RM33.EHE. | ML:1.3 | 0.00005875 | 0.44 | AML | other | m | 2021-10-23T05:48:34.69 |
IV.MURB.HHN. | ML:1.6 | 0.00007785000000000001 | 0.5 | AML | other | m | 2021-10-23T05:48:39.36 |
IV.MURB.HHE. | ML:1.6 | 0.0000821 | 0.64 | AML | other | m | 2021-10-23T05:48:39.90 |