A magnitude ML 0.7 earthquake occured in region: 4 km NE Monteleone di Spoleto (PG), on
and geographic coordinates (lat, lon) 42.6860, 12.9720 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 |
---|---|---|---|---|
Monteleone di Spoleto | PG | 4 | 599 | 599 |
Poggiodomo | PG | 4 | 117 | 716 |
Cascia | PG | 5 | 3217 | 3933 |
Scheggino | PG | 12 | 461 | 4394 |
Sant'Anatolia di Narco | PG | 12 | 564 | 4958 |
Vallo di Nera | PG | 13 | 364 | 5322 |
Leonessa | RI | 14 | 2435 | 7757 |
Polino | TR | 15 | 233 | 7990 |
Cerreto di Spoleto | PG | 16 | 1075 | 9065 |
Norcia | PG | 16 | 4957 | 14022 |
Ferentillo | TR | 16 | 1913 | 15935 |
Cittareale | RI | 17 | 482 | 16417 |
Montefranco | TR | 19 | 1276 | 17693 |
Spoleto | PG | 20 | 38218 | 55911 |
Arrone | TR | 20 | 2763 | 58674 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.7 | 2021-08-30 00:33:15 |
42.6858 | 12.9717 | 10 | 2021-12-29 11:12:26 |
Bollettino Sismico Italiano INGV | 95112971 |
Reviewed Rev100 |
ML 0.8 | 2021-08-30 00:33:15 |
42.6817 | 12.9778 | 12 | 2021-08-30 00:37:30 |
Sala Sismica INGV-Roma | 94805561 |
Field | Value |
---|---|
Time (UTC) | 2021-08-30 00:33:15 ± 0.07 |
Latitude | 42.6858 ± 0.0045 |
Longitude | 12.9717 ± 0.0061 |
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 | 95112971 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 485 |
Semi-minor axis of confidence ellipse (meter) | 438 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 276 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 490.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 98 |
Number of associated phases, regardless of their use for origin computation | 15 |
Number of defining phases | 15 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.22 |
Epicentral distance of station closest to the epicenter (degree) | 0.05756 |
Epicentral distance of station farthest from the epicenter (degree) | 0.36063 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 94805561 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-08-30 00:37:30 |
Field | Value |
---|---|
Value | 0.7 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 95112971 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-09-06 14:10:51 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.FDMO.HHN. | 2021-08-30T00:33:29.04 | 0.6 | undecidable | manual | S | 14 | 40.0266 | 50 | -0.13 | 47 |
IV.SMA1.EHZ. | 2021-08-30T00:33:27.17 | 0.6 | undecidable | manual | S | 102 | 30.2475 | 50 | 0.59 | 43 |
IV.RM33.HNZ. | 2021-08-30T00:33:25.74 | 0.6 | undecidable | manual | S | 135 | 27.8499 | 50 | -0.2 | 48 |
IV.NRCA.HHZ. | 2021-08-30T00:33:23.39 | 0.1 | undecidable | manual | S | 35 | 20.0688 | 117 | -0.26 | 96 |
IV.ARRO.EHZ. | 2021-08-30T00:33:23.53 | 0.1 | undecidable | manual | S | 235 | 20.5683 | 116 | -0.26 | 95 |
IV.FDMO.HHN. | 2021-08-30T00:33:23.46 | 0.1 | undecidable | manual | P | 14 | 40.0266 | 50 | -0.08 | 96 |
IV.SMA1.EHZ. | 2021-08-30T00:33:22.08 | 0.1 | undecidable | manual | P | 102 | 30.2475 | 50 | 0.04 | 98 |
IV.T1299.HNZ. | 2021-08-30T00:33:21.53 | 0.1 | undecidable | manual | P | 103 | 25.9518 | 50 | 0.16 | 97 |
IV.RM33.HNZ. | 2021-08-30T00:33:21.53 | 0.1 | undecidable | manual | P | 135 | 27.8499 | 50 | -0.14 | 97 |
IV.ARRO.EHZ. | 2021-08-30T00:33:20.29 | 0.6 | positive | manual | P | 235 | 20.5683 | 116 | -0.14 | 49 |
IV.GAVE.EHZ. | 2021-08-30T00:33:20.26 | 0.1 | undecidable | manual | S | 276 | 6.3936 | 148 | 0.26 | 98 |
IV.NRCA.HHZ. | 2021-08-30T00:33:20.34 | 0.6 | negative | manual | P | 35 | 20.0688 | 117 | -0.01 | 50 |
IV.LNSS.HHZ. | 2021-08-30T00:33:20.86 | 0.1 | undecidable | manual | S | 149 | 10.7781 | 133 | -0.12 | 100 |
IV.LNSS.HHZ. | 2021-08-30T00:33:18.89 | 0.3 | undecidable | manual | P | 149 | 10.7781 | 133 | 0.09 | 75 |
IV.GAVE.EHZ. | 2021-08-30T00:33:18.53 | 0.1 | positive | manual | P | 276 | 6.3936 | 148 | 0.29 | 97 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.GAVE.EHE. | ML:1.1 | 0.0001855 | 0.56 | AML | other | m | 2021-08-30T00:33:20.53 |
IV.GAVE.EHN. | ML:1.0 | 0.00017 | 0.66 | AML | other | m | 2021-08-30T00:33:20.36 |
IV.LNSS.HHN. | ML:0.6 | 0.000048049999999999996 | 1.44 | AML | other | m | 2021-08-30T00:33:20.92 |
IV.LNSS.HHE. | ML:0.6 | 0.00005065 | 0.94 | AML | other | m | 2021-08-30T00:33:21.09 |
IV.NRCA.HHE. | ML:0.9 | 0.00005255 | 0.18 | AML | other | m | 2021-08-30T00:33:23.68 |
IV.NRCA.HHN. | ML:0.6 | 0.00003025 | 1.3 | AML | other | m | 2021-08-30T00:33:23.74 |
IV.ARRO.EHE. | ML:0.3 | 0.000014176665 | 2.28 | AML | other | m | 2021-08-30T00:33:23.29 |
IV.ARRO.EHN. | ML:0.2 | 0.0000112241555 | 0.34 | AML | other | m | 2021-08-30T00:33:23.79 |