A magnitude ML 0.9 earthquake occured in region: 3 km NW Cerreto di Spoleto (PG), on
and geographic coordinates (lat, lon) 42.8430, 12.8920 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 | 3 | 1075 | 1075 |
Sellano | PG | 6 | 1079 | 2154 |
Vallo di Nera | PG | 9 | 364 | 2518 |
Campello sul Clitunno | PG | 10 | 2442 | 4960 |
Trevi | PG | 12 | 8469 | 13429 |
Preci | PG | 13 | 724 | 14153 |
Sant'Anatolia di Narco | PG | 13 | 564 | 14717 |
Poggiodomo | PG | 15 | 117 | 14834 |
Scheggino | PG | 15 | 461 | 15295 |
Cascia | PG | 17 | 3217 | 18512 |
Norcia | PG | 17 | 4957 | 23469 |
Spoleto | PG | 17 | 38218 | 61687 |
Castel Ritaldi | PG | 18 | 3278 | 64965 |
Visso | MC | 19 | 1107 | 66072 |
Monte Cavallo | MC | 19 | 145 | 66217 |
Foligno | PG | 20 | 57155 | 123372 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.9 | 2021-09-05 21:37:34 |
42.8432 | 12.8925 | 11 | 2022-03-30 13:04:05 |
Bollettino Sismico Italiano INGV | 95460781 |
Reviewed Rev100 |
ML 0.9 | 2021-09-05 21:37:34 |
42.8458 | 12.883 | 10 | 2021-09-05 21:45:14 |
Sala Sismica INGV-Roma | 95085951 |
Field | Value |
---|---|
Time (UTC) | 2021-09-05 21:37:34 ± 0.04 |
Latitude | 42.8432 ± 0.0018 |
Longitude | 12.8925 ± 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 | 95460781 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 305 |
Semi-minor axis of confidence ellipse (meter) | 105 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 121 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 310.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 63 |
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) | 0.16 |
Epicentral distance of station closest to the epicenter (degree) | 0.15109 |
Epicentral distance of station farthest from the epicenter (degree) | 0.39120 |
Number of stations at which the event was observed | 16 |
Number of stations from which data was used for origin computation | 16 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.2 |
Num. used stations | 16 |
Type of magnitude | ML |
Reference to an origin | 95460781 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-09-15 11:18:00 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.2 |
Num. used stations | 16 |
Type of magnitude | ML |
Reference to an origin | 95085951 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-09-05 21:45:14 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.GUMA.HHZ. | 2021-09-05T21:37:48.74 | 0.3 | undecidable | manual | S | 56 | 43.4232 | 50 | -0.13 | 70 |
IV.MMO1.EHZ. | 2021-09-05T21:37:47.02 | 0.3 | undecidable | manual | S | 80 | 35.8419 | 50 | 0.17 | 71 |
IV.CSP1.EHZ. | 2021-09-05T21:37:47.39 | 0.6 | undecidable | manual | S | 42 | 37.4292 | 50 | 0.11 | 48 |
IV.CESX.HHZ. | 2021-09-05T21:37:46.82 | 0.3 | undecidable | manual | S | 224 | 36.0417 | 50 | -0.09 | 72 |
IV.LNSS.HHZ. | 2021-09-05T21:37:45.09 | 0.6 | undecidable | manual | S | 156 | 29.2485 | 50 | 0 | 49 |
IV.MML1.EHZ. | 2021-09-05T21:37:45.40 | 0.3 | undecidable | manual | S | 12 | 30.6471 | 50 | -0.07 | 73 |
IV.FDMO.HHZ. | 2021-09-05T21:37:44.20 | 0.6 | undecidable | manual | S | 36 | 26.6511 | 50 | -0.19 | 48 |
IV.MOMA.HHZ. | 2021-09-05T21:37:44.48 | 0.3 | undecidable | manual | S | 261 | 26.5512 | 50 | 0.09 | 73 |
IV.MC2.EHZ. | 2021-09-05T21:37:44.42 | 0.3 | undecidable | manual | S | 72 | 25.2525 | 50 | 0.4 | 69 |
IV.GUMA.HHZ. | 2021-09-05T21:37:43.18 | 0.6 | undecidable | manual | P | 56 | 43.4232 | 50 | 0.29 | 45 |
IV.FEMA.HNZ. | 2021-09-05T21:37:42.17 | 0.6 | undecidable | manual | S | 44 | 18.3705 | 120 | 0.11 | 49 |
IV.CSP1.EHZ. | 2021-09-05T21:37:41.56 | 0.3 | undecidable | manual | P | 42 | 37.4292 | 50 | -0.41 | 67 |
IV.ASSB.HHZ. | 2021-09-05T21:37:41.08 | 0.3 | undecidable | manual | P | 319 | 29.1486 | 50 | 0.39 | 68 |
IV.GAVE.EHZ. | 2021-09-05T21:37:41.56 | 0.3 | undecidable | manual | S | 180 | 16.7721 | 122 | -0.02 | 76 |
IV.MMO1.EHZ. | 2021-09-05T21:37:41.52 | 0.6 | undecidable | manual | P | 80 | 35.8419 | 50 | -0.2 | 47 |
IV.NRCA.HHZ. | 2021-09-05T21:37:41.89 | 0.3 | undecidable | manual | S | 93 | 18.0708 | 120 | -0.08 | 74 |
IV.CESX.HHZ. | 2021-09-05T21:37:41.51 | 0.3 | undecidable | manual | P | 224 | 36.0417 | 50 | -0.24 | 70 |
IV.CESI.HHZ. | 2021-09-05T21:37:41.90 | 0.3 | undecidable | manual | S | 3 | 17.9709 | 120 | -0.04 | 75 |
IT.MTCL.HGZ. | 2021-09-05T21:37:41.97 | 0.3 | undecidable | manual | S | 27 | 18.87 | 119 | -0.23 | 72 |
IV.MOMA.HHZ. | 2021-09-05T21:37:40.40 | 0.3 | undecidable | manual | P | 261 | 26.5512 | 50 | 0.1 | 73 |
IV.MC2.EHZ. | 2021-09-05T21:37:40.24 | 0.3 | undecidable | manual | P | 72 | 25.2525 | 50 | 0.15 | 72 |
IV.ARRO.EHZ. | 2021-09-05T21:37:40.88 | 0.3 | undecidable | manual | P | 199 | 31.0467 | 50 | -0.1 | 72 |
IV.FDMO.HHZ. | 2021-09-05T21:37:40.20 | 0.3 | undecidable | manual | P | 36 | 26.6511 | 50 | -0.1 | 73 |
IV.LNSS.HHZ. | 2021-09-05T21:37:40.53 | 0.1 | undecidable | manual | P | 156 | 29.2485 | 50 | -0.17 | 95 |
IV.MML1.EHZ. | 2021-09-05T21:37:40.86 | 0.1 | undecidable | manual | P | 12 | 30.6471 | 50 | -0.06 | 97 |
IT.MTCL.HGZ. | 2021-09-05T21:37:39.07 | 0.1 | undecidable | manual | P | 27 | 18.87 | 119 | 0.03 | 100 |
IV.FEMA.HNZ. | 2021-09-05T21:37:39.05 | 0.1 | undecidable | manual | P | 44 | 18.3705 | 120 | 0.09 | 99 |
IV.NRCA.HHZ. | 2021-09-05T21:37:38.89 | 0.3 | undecidable | manual | P | 93 | 18.0708 | 120 | -0.01 | 75 |
IV.CESI.HHZ. | 2021-09-05T21:37:38.98 | 0.3 | undecidable | manual | P | 3 | 17.9709 | 120 | 0.09 | 74 |
IV.GAVE.EHZ. | 2021-09-05T21:37:38.88 | 0.1 | positive | manual | P | 180 | 16.7721 | 122 | 0.21 | 97 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.GAVE.EHE. | ML:1.3 | 0.000182 | 0.1 | AML | other | m | 2021-09-05T21:37:41.79 |
IV.GAVE.EHN. | ML:1.1 | 0.0001097 | 0.1 | AML | other | m | 2021-09-05T21:37:42.08 |
IV.NRCA.HHN. | ML:0.9 | 0.0000718 | 0.58 | AML | other | m | 2021-09-05T21:37:42.08 |
IV.CESI.HHE. | ML:1.4 | 0.000201 | 0.48 | AML | other | m | 2021-09-05T21:37:42.22 |
IV.NRCA.HHE. | ML:0.9 | 0.00006254999999999999 | 0.28 | AML | other | m | 2021-09-05T21:37:42.39 |
IV.CESI.HHN. | ML:1.3 | 0.0001725 | 0.12 | AML | other | m | 2021-09-05T21:37:42.47 |
IV.FDMO.HHE. | ML:0.8 | 0.00003445 | 0.38 | AML | other | m | 2021-09-05T21:37:44.63 |
IV.ASSB.HHN. | ML:0.8 | 0.00003065 | 0.44 | AML | other | m | 2021-09-05T21:37:45.08 |
IV.FDMO.HHN. | ML:0.8 | 0.00003734999999999999 | 1.2 | AML | other | m | 2021-09-05T21:37:45.76 |
IV.MOMA.HHE. | ML:0.9 | 0.00003805 | 0.2 | AML | other | m | 2021-09-05T21:37:45.23 |
IV.MOMA.HHN. | ML:0.7 | 0.000030100000000000003 | 0.46 | AML | other | m | 2021-09-05T21:37:45.47 |
IV.ASSB.HHE. | ML:0.8 | 0.000032850000000000006 | 0.88 | AML | other | m | 2021-09-05T21:37:45.09 |
IV.MML1.EHE. | ML:1.1 | 0.0000602 | 0.2 | AML | other | m | 2021-09-05T21:37:45.77 |
IV.MML1.EHN. | ML:0.7 | 0.0000253 | 0.32 | AML | other | m | 2021-09-05T21:37:46.58 |
IV.ARRO.EHE. | ML:0.7 | 0.000025600000000000002 | 0.16 | AML | other | m | 2021-09-05T21:37:46.92 |
IV.ARRO.EHN. | ML:0.9 | 0.000039 | 0.82 | AML | other | m | 2021-09-05T21:37:47.05 |