A magnitude ML 1.4 earthquake occured in region: 2 km S Acquasparta (TR), on
and geographic coordinates (lat, lon) 42.6770, 12.5450 at 8 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 |
---|---|---|---|---|
Acquasparta | TR | 2 | 4778 | 4778 |
Montecastrilli | TR | 5 | 5022 | 9800 |
San Gemini | TR | 7 | 5018 | 14818 |
Avigliano Umbro | TR | 10 | 2558 | 17376 |
Massa Martana | PG | 11 | 3770 | 21146 |
Terni | TR | 15 | 111501 | 132647 |
Todi | PG | 16 | 16851 | 149498 |
Amelia | TR | 17 | 11897 | 161395 |
Spoleto | PG | 17 | 38218 | 199613 |
Narni | TR | 18 | 19785 | 219398 |
Giano dell'Umbria | PG | 18 | 3846 | 223244 |
Castel Ritaldi | PG | 19 | 3278 | 226522 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.4 | 2023-08-16 16:44:05 |
42.6768 | 12.5448 | 8 | 2024-09-10 16:44:20 |
Bollettino Sismico Italiano INGV | 122658851 |
Reviewed Rev100 |
ML 1.4 | 2023-08-16 16:44:05 |
42.6798 | 12.5423 | 10 | 2023-08-16 16:53:15 |
Sala Sismica INGV-Roma | 120197321 |
Field | Value |
---|---|
Time (UTC) | 2023-08-16 16:44:05 ± 0.14 |
Latitude | 42.6768 ± 0.0063 |
Longitude | 12.5448 ± 0.0086 |
Depth (km) | 8 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 122658851 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 759 |
Semi-minor axis of confidence ellipse (meter) | 438 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 51 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 760.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 169 |
Number of associated phases, regardless of their use for origin computation | 18 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.25 |
Epicentral distance of station closest to the epicenter (degree) | 0.12860 |
Epicentral distance of station farthest from the epicenter (degree) | 0.53600 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.2 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 122658851 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2023-11-02 03:55:23 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.2 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 120197321 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-08-16 16:53:15 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.FDMO.HHZ. | 2023-08-16T16:44:25.35 | 0.6 | undecidable | manual | S | 48 | 59.496 | 50 | 0.31 | 49 |
IV.SACS.HHZ. | 2023-08-16T16:44:24.44 | 0.3 | undecidable | manual | S | 290 | 55.1004 | 50 | 0.56 | 70 |
IV.ATCC.EHZ. | 2023-08-16T16:44:24.70 | 0.3 | undecidable | manual | S | 8 | 56.8986 | 50 | 0.34 | 74 |
IV.CESI.HHE. | 2023-08-16T16:44:21.97 | 0.6 | undecidable | manual | S | 39 | 46.7199 | 50 | 0.34 | 50 |
IV.ASSB.HHZ. | 2023-08-16T16:44:20.10 | 1.0 | undecidable | manual | S | 13 | 41.625 | 50 | -0.17 | 26 |
IV.ATCC.EHZ. | 2023-08-16T16:44:16.38 | 1.0 | undecidable | manual | P | 8 | 56.8986 | 50 | -0.2 | 25 |
IV.FDMO.HHZ. | 2023-08-16T16:44:16.60 | 0.3 | undecidable | manual | P | 48 | 59.496 | 50 | -0.38 | 73 |
IV.GAVE.EHN. | 2023-08-16T16:44:16.28 | 0.6 | undecidable | manual | S | 86 | 28.5492 | 105 | 0.06 | 55 |
IV.SACS.HHZ. | 2023-08-16T16:44:15.91 | 0.3 | undecidable | manual | P | 290 | 55.1004 | 50 | -0.4 | 73 |
IV.CESI.HHE. | 2023-08-16T16:44:14.66 | 0.1 | undecidable | manual | P | 39 | 46.7199 | 50 | -0.35 | 100 |
IV.ARRO.EHZ. | 2023-08-16T16:44:14.10 | 0.3 | undecidable | manual | S | 121 | 21.0678 | 110 | 0.36 | 78 |
IV.ASSB.HHZ. | 2023-08-16T16:44:13.88 | 0.3 | undecidable | manual | P | 13 | 41.625 | 50 | -0.35 | 76 |
IT.GNU.HGE. | 2023-08-16T16:44:11.69 | 0.6 | undecidable | manual | S | 8 | 14.2746 | 119 | 0.1 | 56 |
IV.GAVE.EHN. | 2023-08-16T16:44:11.60 | 0.3 | undecidable | manual | P | 86 | 28.5492 | 105 | -0.29 | 78 |
IV.MOMA.HHZ. | 2023-08-16T16:44:11.62 | 0.3 | undecidable | manual | S | 8 | 14.2746 | 119 | 0.03 | 85 |
IV.ARRO.EHZ. | 2023-08-16T16:44:10.54 | 0.3 | undecidable | manual | P | 121 | 21.0678 | 110 | 0.09 | 83 |
IT.GNU.HGE. | 2023-08-16T16:44:09.20 | 0.3 | undecidable | manual | P | 8 | 14.2746 | 119 | -0.01 | 85 |
IV.MOMA.HHZ. | 2023-08-16T16:44:09.27 | 0.3 | undecidable | manual | P | 8 | 14.2746 | 119 | 0.06 | 84 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MOMA.HHN. | ML:1.5 | 0.0003505 | 1.36 | AML | other | m | 2023-08-16T16:44:12.28 |
IV.MOMA.HNN. | ML:1.5 | 0.000363 | 0.74 | AML | other | m | 2023-08-16T16:44:13.47 |
IV.MOMA.HNE. | ML:1.5 | 0.000374 | 0.7 | AML | other | m | 2023-08-16T16:44:13.45 |
IV.MOMA.HHE. | ML:1.6 | 0.00040649999999999996 | 0.86 | AML | other | m | 2023-08-16T16:44:13.45 |
IV.ARRO.EHN. | ML:1.6 | 0.000293 | 0.48 | AML | other | m | 2023-08-16T16:44:15.26 |
IV.ARRO.EHE. | ML:1.5 | 0.0002125 | 0.24 | AML | other | m | 2023-08-16T16:44:16.26 |
IV.ASSB.HHN. | ML:1.2 | 0.00004965 | 0.66 | AML | other | m | 2023-08-16T16:44:22.56 |
IV.FDMO.HHN. | ML:1.2 | 0.00002955 | 0.34 | AML | other | m | 2023-08-16T16:44:26.78 |
IV.ASSB.HHE. | ML:1.1 | 0.000046200000000000005 | 0.28 | AML | other | m | 2023-08-16T16:44:26.94 |
IV.FDMO.HHE. | ML:1.3 | 0.00004165000000000001 | 0.56 | AML | other | m | 2023-08-16T16:44:28.33 |
IV.ATCC.EHN. | ML:1.3 | 0.0000408 | 0.34 | AML | other | m | 2023-08-16T16:44:28.58 |
IV.ATCC.EHE. | ML:1.4 | 0.000049000000000000005 | 1.62 | AML | other | m | 2023-08-16T16:44:30.08 |