A magnitude ML 1.4 earthquake occured in region: 4 km SW Castel Ritaldi (PG), on
and geographic coordinates (lat, lon) 42.8060, 12.6350 at 9 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 |
---|---|---|---|---|
Castel Ritaldi | PG | 4 | 3278 | 3278 |
Giano dell'Umbria | PG | 6 | 3846 | 7124 |
Massa Martana | PG | 10 | 3770 | 10894 |
Montefalco | PG | 10 | 5679 | 16573 |
Spoleto | PG | 12 | 38218 | 54791 |
Campello sul Clitunno | PG | 12 | 2442 | 57233 |
Trevi | PG | 12 | 8469 | 65702 |
Gualdo Cattaneo | PG | 13 | 6155 | 71857 |
Bevagna | PG | 15 | 5081 | 76938 |
Acquasparta | TR | 15 | 4778 | 81716 |
Foligno | PG | 18 | 57155 | 138871 |
Sant'Anatolia di Narco | PG | 18 | 564 | 139435 |
Todi | PG | 19 | 16851 | 156286 |
Collazzone | PG | 19 | 3473 | 159759 |
Vallo di Nera | PG | 19 | 364 | 160123 |
Scheggino | PG | 19 | 461 | 160584 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.4 | 2021-09-28 20:17:28 |
42.8062 | 12.6352 | 9 | 2022-03-30 13:04:10 |
Bollettino Sismico Italiano INGV | 96322041 |
Reviewed Rev100 |
ML 1.4 | 2021-09-28 20:17:28 |
42.8047 | 12.6303 | 9 | 2021-09-28 20:59:29 |
Sala Sismica INGV-Roma | 96008111 |
Field | Value |
---|---|
Time (UTC) | 2021-09-28 20:17:28 ± 0.07 |
Latitude | 42.8062 ± 0.0027 |
Longitude | 12.6352 ± 0.0061 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 96322041 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 505 |
Semi-minor axis of confidence ellipse (meter) | 305 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 274 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 500.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 97 |
Number of associated phases, regardless of their use for origin computation | 22 |
Number of defining phases | 19 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.40290 |
Number of stations at which the event was observed | 13 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.3 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 96322041 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-10-07 14:22:14 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.3 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 96008111 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-09-28 20:59:29 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.BRSN.EHZ. | 2021-09-28T20:18:18.25 | 3.0 | undecidable | manual | S | 3.41 | 0 | |||
IV.ARVD.HHZ. | 2021-09-28T20:17:50.67 | 3.0 | undecidable | manual | S | -1.49 | 0 | |||
IV.CRTC.HHZ. | 2021-09-28T20:17:46.73 | 3.0 | undecidable | manual | P | 0.46 | 0 | |||
IV.FDMO.HHZ. | 2021-09-28T20:17:43.20 | 0.6 | undecidable | manual | S | 55 | 44.7219 | 50 | 0.09 | 47 |
IV.NRCA.HNE. | 2021-09-28T20:17:41.97 | 1.0 | undecidable | manual | S | 85 | 39.1275 | 50 | 0.36 | 22 |
IV.LNSS.HHZ. | 2021-09-28T20:17:41.60 | 0.3 | undecidable | manual | S | 124 | 40.0266 | 50 | -0.25 | 69 |
IV.CESI.HHZ. | 2021-09-28T20:17:39.31 | 0.3 | undecidable | manual | S | 45 | 31.0467 | 105 | -0.04 | 73 |
IV.GAVE.EHZ. | 2021-09-28T20:17:37.25 | 0.3 | undecidable | manual | S | 121 | 24.5532 | 109 | 0.04 | 74 |
IV.ASSB.HHZ. | 2021-09-28T20:17:37.79 | 0.1 | undecidable | manual | S | 4 | 26.2515 | 108 | 0.02 | 99 |
IV.FDMO.HHZ. | 2021-09-28T20:17:36.83 | 0.1 | undecidable | manual | P | 55 | 44.7219 | 50 | 0.03 | 95 |
IV.CESX.HHZ. | 2021-09-28T20:17:36.36 | 0.1 | undecidable | manual | S | 190 | 22.2555 | 111 | -0.09 | 98 |
IV.NRCA.HNE. | 2021-09-28T20:17:35.78 | 0.1 | undecidable | manual | P | 85 | 39.1275 | 50 | -0.14 | 94 |
IV.LNSS.HHZ. | 2021-09-28T20:17:35.86 | 0.1 | undecidable | manual | P | 124 | 40.0266 | 50 | -0.2 | 93 |
IV.ARRO.EHZ. | 2021-09-28T20:17:34.34 | 0.1 | undecidable | manual | P | 157 | 27.3504 | 107 | 0.44 | 90 |
IV.CESI.HHZ. | 2021-09-28T20:17:34.41 | 0.1 | undecidable | manual | P | 45 | 31.0467 | 105 | -0.22 | 94 |
IV.ASSB.HHZ. | 2021-09-28T20:17:33.99 | 0.1 | undecidable | manual | P | 4 | 26.2515 | 108 | 0.28 | 93 |
IV.CESX.HHZ. | 2021-09-28T20:17:33.14 | 0.1 | undecidable | manual | P | 190 | 22.2555 | 111 | 0.19 | 96 |
IV.GAVE.EHZ. | 2021-09-28T20:17:33.36 | 0.1 | undecidable | manual | P | 121 | 24.5532 | 109 | -0.03 | 99 |
IT.GNU.HGZ. | 2021-09-28T20:17:31.41 | 0.1 | undecidable | manual | S | 267 | 5.2947 | 148 | -0.26 | 97 |
IV.MOMA.HHZ. | 2021-09-28T20:17:31.51 | 0.1 | undecidable | manual | S | 267 | 5.2947 | 148 | -0.16 | 99 |
IT.GNU.HGZ. | 2021-09-28T20:17:30.32 | 0.1 | undecidable | manual | P | 267 | 5.2947 | 148 | 0.13 | 100 |
IV.MOMA.HHZ. | 2021-09-28T20:17:30.32 | 0.1 | undecidable | manual | P | 267 | 5.2947 | 148 | 0.13 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MOMA.HNN. | ML:2.0 | 0.001760415 | 0.1536 | AML | other | m | 2021-09-28T20:17:32.36 |
IV.MOMA.HHN. | ML:2.0 | 0.0019223155 | 0.1664 | AML | other | m | 2021-09-28T20:17:32.36 |
IV.MOMA.HHE. | ML:2.0 | 0.001823053 | 0.1152 | AML | other | m | 2021-09-28T20:17:32.46 |
IV.MOMA.HNE. | ML:1.9 | 0.0016819774999999998 | 0.128 | AML | other | m | 2021-09-28T20:17:32.46 |
IV.GAVE.HNE. | ML:1.5 | 0.00017937634999999998 | 0.128 | AML | other | m | 2021-09-28T20:17:37.92 |
IV.ASSB.HHN. | ML:1.4 | 0.00013459485 | 0.2176 | AML | other | m | 2021-09-28T20:17:38.04 |
IV.ASSB.HHE. | ML:1.3 | 0.0001221999 | 0.1792 | AML | other | m | 2021-09-28T20:17:38.20 |
IV.GAVE.EHE. | ML:1.5 | 0.00018988854999999998 | 0.1664 | AML | other | m | 2021-09-28T20:17:38.24 |
IV.GAVE.EHN. | ML:1.3 | 0.0001307816 | 1.8592 | AML | other | m | 2021-09-28T20:17:39.03 |
IV.CESI.HHE. | ML:1.0 | 0.00004562994 | 0.064 | AML | other | m | 2021-09-28T20:17:40.61 |
IV.CESI.HHN. | ML:1.1 | 0.000062689335 | 0.2176 | AML | other | m | 2021-09-28T20:17:41.40 |
IV.FDMO.HHN. | ML:1.0 | 0.000028621735 | 0.0896 | AML | other | m | 2021-09-28T20:17:45.29 |
IV.FDMO.HHE. | ML:1.1 | 0.000041440575 | 0.1152 | AML | other | m | 2021-09-28T20:17:45.30 |
IV.LNSS.HHN. | ML:1.3 | 0.00007525256 | 0.1536 | AML | other | m | 2021-09-28T20:17:45.56 |