A magnitude ML 0.9 earthquake occured in region: 3 km NE Monteleone di Spoleto (PG), on
and geographic coordinates (lat, lon) 42.6700, 12.9780 at 11 km depth.
The earthquake was located by: Sala Sismica INGV-Roma.
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 | 3 | 599 | 599 |
Poggiodomo | PG | 6 | 117 | 716 |
Cascia | PG | 6 | 3217 | 3933 |
Leonessa | RI | 12 | 2435 | 6368 |
Scheggino | PG | 13 | 461 | 6829 |
Sant'Anatolia di Narco | PG | 14 | 564 | 7393 |
Polino | TR | 14 | 233 | 7626 |
Vallo di Nera | PG | 15 | 364 | 7990 |
Cittareale | RI | 16 | 482 | 8472 |
Ferentillo | TR | 16 | 1913 | 10385 |
Norcia | PG | 17 | 4957 | 15342 |
Cerreto di Spoleto | PG | 17 | 1075 | 16417 |
Posta | RI | 19 | 694 | 17111 |
Montefranco | TR | 19 | 1276 | 18387 |
Arrone | TR | 19 | 2763 | 21150 |
Rivodutri | RI | 20 | 1253 | 22403 |
Morro Reatino | RI | 20 | 373 | 22776 |
Poggio Bustone | RI | 20 | 2055 | 24831 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2021-10-23 22:59:16 |
42.6698 | 12.9778 | 11 | 2021-10-24 00:12:24 |
Sala Sismica INGV-Roma | 96922821 |
Field | Value |
---|---|
Time (UTC) | 2021-10-23 22:59:16 ± 0.1 |
Latitude | 42.6698 ± 0.0054 |
Longitude | 12.9778 ± 0.0049 |
Depth (km) | 11 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 96922821 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 553 |
Semi-minor axis of confidence ellipse (meter) | 223 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 352 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 550.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 101 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 12 |
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) | 0.06565 |
Epicentral distance of station farthest from the epicenter (degree) | 0.46225 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.1 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 96922821 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-10-24 00:12:24 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.TERO.HHZ. | 2021-10-23T22:59:32.57 | 0.1 | undecidable | manual | S | 96 | 51.3153 | 50 | -0.17 | 91 |
IV.RM33.EHZ. | 2021-10-23T22:59:25.93 | 0.1 | undecidable | manual | S | 133 | 26.3514 | 50 | -0.12 | 97 |
IV.TERO.HHZ. | 2021-10-23T22:59:25.95 | 0.3 | undecidable | manual | P | 96 | 51.3153 | 50 | 0.06 | 69 |
IV.ARRO.EHZ. | 2021-10-23T22:59:24.00 | 0.1 | undecidable | manual | S | 240 | 20.0688 | 50 | -0.38 | 95 |
IV.NRCA.HHZ. | 2021-10-23T22:59:24.40 | 0.1 | undecidable | manual | S | 31 | 21.2676 | 50 | -0.32 | 92 |
IV.RM33.EHZ. | 2021-10-23T22:59:22.15 | 0.1 | undecidable | manual | P | 133 | 26.3514 | 50 | 0.11 | 95 |
IV.ARRO.EHZ. | 2021-10-23T22:59:21.28 | 0.1 | undecidable | manual | P | 240 | 20.0688 | 50 | 0.21 | 93 |
IV.GAVE.EHZ. | 2021-10-23T22:59:21.04 | 0.1 | undecidable | manual | S | 290 | 7.2927 | 146 | -0.07 | 100 |
IV.NRCA.HHZ. | 2021-10-23T22:59:21.38 | 0.1 | undecidable | manual | P | 31 | 21.2676 | 50 | 0.12 | 96 |
IV.LNSS.HHZ. | 2021-10-23T22:59:21.25 | 0.1 | undecidable | manual | S | 145 | 8.9799 | 141 | -0.22 | 97 |
IV.GAVE.EHZ. | 2021-10-23T22:59:19.45 | 0.1 | undecidable | manual | P | 290 | 7.2927 | 146 | 0.27 | 96 |
IV.LNSS.HHZ. | 2021-10-23T22:59:19.58 | 0.1 | undecidable | manual | P | 145 | 8.9799 | 141 | 0.19 | 97 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.GAVE.EHN. | ML:1.1 | 0.0001895 | 0.26 | AML | other | m | 2021-10-23T22:59:21.41 |
IV.LNSS.HHE. | ML:1.0 | 0.0001315 | 0.86 | AML | other | m | 2021-10-23T22:59:21.55 |
IV.GAVE.EHE. | ML:1.0 | 0.0001245 | 0.2 | AML | other | m | 2021-10-23T22:59:21.70 |
IV.LNSS.HHN. | ML:0.8 | 0.0000831 | 0.74 | AML | other | m | 2021-10-23T22:59:22.66 |
IV.NRCA.HHE. | ML:0.9 | 0.00005115 | 1.64 | AML | other | m | 2021-10-23T22:59:25.95 |
IV.RM33.EHN. | ML:0.9 | 0.00003850000000000001 | 0.2 | AML | other | m | 2021-10-23T22:59:26.19 |
IV.NRCA.HHN. | ML:0.7 | 0.0000344 | 0.66 | AML | other | m | 2021-10-23T22:59:26.82 |
IV.RM33.EHE. | ML:0.7 | 0.0000324 | 0.42 | AML | other | m | 2021-10-23T22:59:27.37 |