A magnitude ML 1.1 earthquake occured in region: 1 km NE Spoleto (PG), on
and geographic coordinates (lat, lon) 42.7400, 12.7490 at 10 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 |
---|---|---|---|---|
Spoleto | PG | 1 | 38218 | 38218 |
Sant'Anatolia di Narco | PG | 7 | 564 | 38782 |
Scheggino | PG | 7 | 461 | 39243 |
Campello sul Clitunno | PG | 9 | 2442 | 41685 |
Vallo di Nera | PG | 10 | 364 | 42049 |
Castel Ritaldi | PG | 11 | 3278 | 45327 |
Ferentillo | TR | 14 | 1913 | 47240 |
Trevi | PG | 15 | 8469 | 55709 |
Poggiodomo | PG | 16 | 117 | 55826 |
Montefranco | TR | 16 | 1276 | 57102 |
Cerreto di Spoleto | PG | 16 | 1075 | 58177 |
Acquasparta | TR | 17 | 4778 | 62955 |
Arrone | TR | 17 | 2763 | 65718 |
Giano dell'Umbria | PG | 17 | 3846 | 69564 |
Massa Martana | PG | 19 | 3770 | 73334 |
Montefalco | PG | 19 | 5679 | 79013 |
Polino | TR | 19 | 233 | 79246 |
Monteleone di Spoleto | PG | 19 | 599 | 79845 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.1 | 2021-02-16 17:36:43 |
42.7402 | 12.7488 | 10 | 2021-07-12 16:55:02 |
Bollettino Sismico Italiano INGV | 88276871 |
Reviewed Rev100 |
ML 1.1 | 2021-02-16 17:36:43 |
42.7402 | 12.7515 | 10 | 2021-02-16 17:41:13 |
Sala Sismica INGV-Roma | 87216711 |
Field | Value |
---|---|
Time (UTC) | 2021-02-16 17:36:43 ± 0.04 |
Latitude | 42.7402 ± 0.0036 |
Longitude | 12.7488 ± 0.0049 |
Depth (km) | 10 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 88276871 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 445 |
Semi-minor axis of confidence ellipse (meter) | 267 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 230 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 450.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 74 |
Number of associated phases, regardless of their use for origin computation | 22 |
Number of defining phases | 22 |
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) | 0.11691 |
Epicentral distance of station farthest from the epicenter (degree) | 0.41279 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 16 |
Type of magnitude | ML |
Reference to an origin | 87216711 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-02-16 17:41:13 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 16 |
Type of magnitude | ML |
Reference to an origin | 88276871 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-03-19 11:31:48 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.RM33.EHZ. | 2021-02-16T17:36:59.05 | 0.6 | undecidable | manual | S | 124 | 45.8208 | 50 | 0.38 | 44 |
IV.FDMO.HHZ. | 2021-02-16T17:36:58.00 | 0.6 | undecidable | manual | S | 40 | 42.8238 | 50 | 0.13 | 47 |
IV.ASSB.HHZ. | 2021-02-16T17:36:55.66 | 0.6 | undecidable | manual | S | 348 | 34.3434 | 50 | 0.06 | 48 |
IV.CESI.HHZ. | 2021-02-16T17:36:54.94 | 0.6 | undecidable | manual | S | 23 | 31.9458 | 50 | -0.03 | 49 |
IV.NRCA.HHZ. | 2021-02-16T17:36:54.72 | 0.6 | undecidable | manual | S | 71 | 31.5462 | 50 | -0.12 | 48 |
IV.LNSS.HHZ. | 2021-02-16T17:36:53.67 | 0.6 | undecidable | manual | S | 123 | 28.2495 | 50 | -0.3 | 47 |
IV.RM33.EHZ. | 2021-02-16T17:36:52.38 | 0.3 | undecidable | manual | P | 124 | 45.8208 | 50 | 0.01 | 72 |
IV.CESX.HHZ. | 2021-02-16T17:36:51.05 | 0.6 | undecidable | manual | S | 222 | 19.6692 | 117 | -0.39 | 46 |
IV.ARRO.EHZ. | 2021-02-16T17:36:51.07 | 0.6 | undecidable | manual | S | 176 | 17.871 | 119 | 0.18 | 49 |
IV.FDMO.HHZ. | 2021-02-16T17:36:51.87 | 0.3 | undecidable | manual | P | 40 | 42.8238 | 50 | -0.04 | 72 |
IT.GNU.HGE. | 2021-02-16T17:36:50.34 | 0.6 | undecidable | manual | S | 296 | 16.1727 | 122 | -0.03 | 50 |
IV.NRCA.HHZ. | 2021-02-16T17:36:50.09 | 0.1 | undecidable | manual | P | 71 | 31.5462 | 50 | -0.07 | 97 |
IV.CESI.HHZ. | 2021-02-16T17:36:50.16 | 0.1 | undecidable | manual | P | 23 | 31.9458 | 50 | -0.07 | 97 |
IV.ASSB.HHZ. | 2021-02-16T17:36:50.68 | 0.1 | undecidable | manual | P | 348 | 34.3434 | 50 | 0.09 | 96 |
IV.MOMA.HHZ. | 2021-02-16T17:36:50.26 | 0.6 | undecidable | manual | S | 296 | 16.1727 | 122 | -0.12 | 49 |
IV.GAVE.EHZ. | 2021-02-16T17:36:49.19 | 0.6 | undecidable | manual | S | 114 | 12.9759 | 128 | -0.28 | 48 |
IV.LNSS.HHZ. | 2021-02-16T17:36:49.54 | 0.1 | undecidable | manual | P | 123 | 28.2495 | 50 | -0.11 | 97 |
IV.CESX.HHZ. | 2021-02-16T17:36:48.04 | 0.3 | undecidable | manual | P | 222 | 19.6692 | 117 | -0.16 | 73 |
IV.ARRO.EHZ. | 2021-02-16T17:36:48.33 | 0.3 | undecidable | manual | P | 176 | 17.871 | 119 | 0.45 | 69 |
IV.MOMA.HHZ. | 2021-02-16T17:36:47.65 | 0.1 | positive | manual | P | 296 | 16.1727 | 122 | 0.07 | 100 |
IT.GNU.HGE. | 2021-02-16T17:36:47.68 | 0.3 | undecidable | manual | P | 296 | 16.1727 | 122 | 0.1 | 74 |
IV.GAVE.EHZ. | 2021-02-16T17:36:47.13 | 0.1 | undecidable | manual | P | 114 | 12.9759 | 128 | 0.08 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.GAVE.EHE. | ML:1.2 | 0.0001575 | 1.6 | AML | other | m | 2021-02-16T17:36:50.85 |
IV.GAVE.EHN. | ML:1.2 | 0.00017449999999999999 | 0.62 | AML | other | m | 2021-02-16T17:36:50.92 |
IV.MOMA.HHE. | ML:1.2 | 0.00014800000000000002 | 1.18 | AML | other | m | 2021-02-16T17:36:51.21 |
IV.MOMA.HHN. | ML:1.2 | 0.00013550000000000001 | 0.64 | AML | other | m | 2021-02-16T17:36:51.45 |
IV.ARRO.EHE. | ML:0.9 | 0.00006594999999999999 | 0.22 | AML | other | m | 2021-02-16T17:36:51.55 |
IV.ARRO.EHN. | ML:0.9 | 0.0000627 | 0.54 | AML | other | m | 2021-02-16T17:36:52.61 |
IV.CESX.HHN. | ML:1.0 | 0.00007555000000000001 | 1.56 | AML | other | m | 2021-02-16T17:36:53.00 |
IV.LNSS.HHN. | ML:1.1 | 0.00006610000000000001 | 0.54 | AML | other | m | 2021-02-16T17:36:54.03 |
IV.CESX.HHE. | ML:0.9 | 0.0000593 | 0.64 | AML | other | m | 2021-02-16T17:36:54.91 |
IV.NRCA.HHN. | ML:1.2 | 0.00006905 | 0.16 | AML | other | m | 2021-02-16T17:36:55.02 |
IV.LNSS.HHE. | ML:1.2 | 0.00009204999999999999 | 0.12 | AML | other | m | 2021-02-16T17:36:55.14 |
IV.CESI.HHN. | ML:1.2 | 0.00008135000000000001 | 0.12 | AML | other | m | 2021-02-16T17:36:55.23 |
IV.CESI.HHE. | ML:0.8 | 0.0000305 | 0.34 | AML | other | m | 2021-02-16T17:36:55.49 |
IV.NRCA.HHE. | ML:1.2 | 0.00007095 | 0.84 | AML | other | m | 2021-02-16T17:36:55.24 |
IV.FDMO.HHE. | ML:1.0 | 0.00002945 | 0.4 | AML | other | m | 2021-02-16T17:36:58.46 |
IV.FDMO.HHN. | ML:0.8 | 0.000021900000000000004 | 0.94 | AML | other | m | 2021-02-16T17:36:59.07 |