A magnitude ML 0.8 earthquake occured in region: 1 km N Cerreto di Spoleto (PG), on
and geographic coordinates (lat, lon) 42.8260, 12.9190 at 11 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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 | 1 | 1075 | 1075 |
Sellano | PG | 7 | 1079 | 2154 |
Vallo di Nera | PG | 8 | 364 | 2518 |
Preci | PG | 12 | 724 | 3242 |
Campello sul Clitunno | PG | 12 | 2442 | 5684 |
Sant'Anatolia di Narco | PG | 12 | 564 | 6248 |
Poggiodomo | PG | 13 | 117 | 6365 |
Cascia | PG | 14 | 3217 | 9582 |
Scheggino | PG | 14 | 461 | 10043 |
Norcia | PG | 15 | 4957 | 15000 |
Trevi | PG | 15 | 8469 | 23469 |
Spoleto | PG | 18 | 38218 | 61687 |
Visso | MC | 18 | 1107 | 62794 |
Monteleone di Spoleto | PG | 20 | 599 | 63393 |
Monte Cavallo | MC | 20 | 145 | 63538 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.8 | 2021-09-25 23:26:22 |
42.8257 | 12.9192 | 11 | 2022-03-30 13:04:13 |
Bollettino Sismico Italiano INGV | 96975731 |
Reviewed Rev100 |
ML 0.8 | 2021-09-25 23:26:22 |
42.8282 | 12.9195 | 10 | 2021-09-25 23:44:29 |
Sala Sismica INGV-Roma | 95882481 |
Field | Value |
---|---|
Time (UTC) | 2021-09-25 23:26:22 ± 0.05 |
Latitude | 42.8257 ± 0.0018 |
Longitude | 12.9192 ± 0.0037 |
Depth (km) | 11 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 96975731 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 236 |
Semi-minor axis of confidence ellipse (meter) | 214 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 136 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 240.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 71 |
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) | 0.15 |
Epicentral distance of station closest to the epicenter (degree) | 0.13490 |
Epicentral distance of station farthest from the epicenter (degree) | 0.41279 |
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 | 0.8 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 96975731 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-10-25 08:00:54 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 95882481 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-09-25 23:44:29 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ATCC.EHZ. | 2021-09-25T23:26:37.15 | 0.3 | undecidable | manual | S | 331 | 45.8208 | 50 | 0.36 | 67 |
IV.CESX.HHE. | 2021-09-25T23:26:34.00 | 0.6 | undecidable | manual | S | 228 | 36.2415 | 50 | -0.22 | 47 |
IV.MML1.EHZ. | 2021-09-25T23:26:33.22 | 0.3 | undecidable | manual | S | 8 | 32.2455 | 50 | 0.07 | 73 |
IV.MMO1.EHZ. | 2021-09-25T23:26:33.76 | 0.3 | undecidable | manual | S | 76 | 34.1436 | 50 | 0.1 | 73 |
IV.MOMA.HNZ. | 2021-09-25T23:26:32.28 | 0.6 | undecidable | manual | S | 265 | 28.5492 | 50 | 0.13 | 49 |
IV.ASSB.HHZ. | 2021-09-25T23:26:32.85 | 0.3 | undecidable | manual | S | 319 | 32.0457 | 50 | -0.25 | 71 |
IV.ARRO.EHZ. | 2021-09-25T23:26:32.72 | 0.6 | undecidable | manual | S | 205 | 30.0477 | 50 | 0.15 | 48 |
IV.FDMO.HHZ. | 2021-09-25T23:26:31.48 | 0.3 | undecidable | manual | S | 30 | 27.0507 | 50 | -0.3 | 70 |
IV.LNSS.HHZ. | 2021-09-25T23:26:31.62 | 0.3 | undecidable | manual | S | 158 | 26.6511 | 50 | -0.03 | 74 |
IV.MC2.EHZ. | 2021-09-25T23:26:31.10 | 0.6 | undecidable | manual | S | 66 | 23.9538 | 50 | 0.17 | 49 |
IV.ATCC.EHZ. | 2021-09-25T23:26:30.54 | 0.3 | undecidable | manual | P | 331 | 45.8208 | 50 | -0.03 | 72 |
IV.FEMA.HNZ. | 2021-09-25T23:26:29.43 | 0.6 | undecidable | manual | S | 35 | 18.4704 | 50 | -0.05 | 50 |
IV.CESI.HHZ. | 2021-09-25T23:26:29.75 | 0.3 | undecidable | manual | S | 357 | 19.9689 | 50 | -0.11 | 74 |
IT.MTCL.HGZ. | 2021-09-25T23:26:29.49 | 0.6 | undecidable | manual | S | 19 | 19.7691 | 50 | -0.33 | 47 |
IV.MMO1.EHZ. | 2021-09-25T23:26:28.99 | 0.3 | undecidable | manual | P | 76 | 34.1436 | 50 | 0.23 | 71 |
IV.CESX.HHE. | 2021-09-25T23:26:28.87 | 0.1 | undecidable | manual | P | 228 | 36.2415 | 50 | -0.22 | 94 |
IV.NRCA.HHZ. | 2021-09-25T23:26:28.65 | 0.3 | undecidable | manual | S | 87 | 15.873 | 125 | -0.12 | 75 |
IV.ARRO.EHZ. | 2021-09-25T23:26:28.15 | 0.3 | undecidable | manual | P | 205 | 30.0477 | 50 | 0.02 | 74 |
IV.GAVE.EHZ. | 2021-09-25T23:26:28.37 | 0.3 | undecidable | manual | S | 188 | 14.9739 | 126 | -0.13 | 75 |
IV.MOMA.HNZ. | 2021-09-25T23:26:28.14 | 0.3 | undecidable | manual | P | 265 | 28.5492 | 50 | 0.25 | 71 |
IV.ASSB.HHZ. | 2021-09-25T23:26:28.29 | 0.3 | undecidable | manual | P | 319 | 32.0457 | 50 | -0.14 | 72 |
IV.MML1.EHZ. | 2021-09-25T23:26:28.51 | 0.3 | undecidable | manual | P | 8 | 32.2455 | 50 | 0.05 | 74 |
IV.FDMO.HHZ. | 2021-09-25T23:26:27.69 | 0.3 | undecidable | manual | P | 30 | 27.0507 | 50 | 0.02 | 75 |
IV.LNSS.HHZ. | 2021-09-25T23:26:27.55 | 0.3 | undecidable | manual | P | 158 | 26.6511 | 50 | -0.05 | 74 |
IV.MC2.EHZ. | 2021-09-25T23:26:27.01 | 0.1 | undecidable | manual | P | 66 | 23.9538 | 50 | -0.17 | 97 |
IV.FEMA.HNZ. | 2021-09-25T23:26:26.62 | 0.3 | undecidable | manual | P | 35 | 18.4704 | 50 | 0.27 | 72 |
IV.CESI.HHZ. | 2021-09-25T23:26:26.66 | 0.3 | positive | manual | P | 357 | 19.9689 | 50 | 0.09 | 74 |
IT.MTCL.HGZ. | 2021-09-25T23:26:26.60 | 0.1 | undecidable | manual | P | 19 | 19.7691 | 50 | 0.06 | 100 |
IV.NRCA.HHZ. | 2021-09-25T23:26:25.99 | 0.3 | undecidable | manual | P | 87 | 15.873 | 125 | 0.06 | 75 |
IV.GAVE.EHZ. | 2021-09-25T23:26:25.90 | 0.1 | undecidable | manual | P | 188 | 14.9739 | 126 | 0.12 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:0.9 | 0.0000709 | 1.02 | AML | other | m | 2021-09-25T23:26:29.06 |
IV.NRCA.HHN. | ML:0.8 | 0.0000514 | 0.06 | AML | other | m | 2021-09-25T23:26:29.10 |
IV.GAVE.EHE. | ML:1.0 | 0.00009839999999999999 | 1.52 | AML | other | m | 2021-09-25T23:26:29.97 |
IV.CESI.HHN. | ML:1.1 | 0.0000863 | 0.56 | AML | other | m | 2021-09-25T23:26:30.00 |
IV.GAVE.EHN. | ML:1.0 | 0.00008325 | 0.42 | AML | other | m | 2021-09-25T23:26:30.22 |
IV.CESI.HHE. | ML:0.7 | 0.0000354 | 0.56 | AML | other | m | 2021-09-25T23:26:31.33 |
IV.ASSB.HHN. | ML:0.5 | 0.0000173 | 1.16 | AML | other | m | 2021-09-25T23:26:33.12 |
IV.ASSB.HHE. | ML:0.7 | 0.0000204 | 1.56 | AML | other | m | 2021-09-25T23:26:35.03 |