A magnitude ML 1.8 earthquake occured in region: 7 km E Cascia (PG), on
and geographic coordinates (lat, lon) 42.6950, 13.0990 at 14 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 |
---|---|---|---|---|
Cascia | PG | 7 | 3217 | 3217 |
Cittareale | RI | 10 | 482 | 3699 |
Norcia | PG | 11 | 4957 | 8656 |
Accumoli | RI | 12 | 667 | 9323 |
Monteleone di Spoleto | PG | 13 | 599 | 9922 |
Poggiodomo | PG | 14 | 117 | 10039 |
Amatrice | RI | 17 | 2657 | 12696 |
Arquata del Tronto | AP | 18 | 1178 | 13874 |
Leonessa | RI | 18 | 2435 | 16309 |
Posta | RI | 19 | 694 | 17003 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.8 | 2020-11-22 16:20:14 |
42.6953 | 13.099 | 14 | 2021-02-26 14:56:08 |
Bollettino Sismico Italiano INGV | 85125901 |
Reviewed Rev100 |
ML 1.9 | 2020-11-22 16:20:14 |
42.6953 | 13.0978 | 16 | 2020-11-22 17:11:20 |
Sala Sismica INGV-Roma | 84947881 |
Field | Value |
---|---|
Time (UTC) | 2020-11-22 16:20:14 ± 0.12 |
Latitude | 42.6953 ± 0.0045 |
Longitude | 13.0990 ± 0.0061 |
Depth (km) | 14 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 85125901 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 550 |
Semi-minor axis of confidence ellipse (meter) | 257 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 72 |
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) | 90 |
Number of associated phases, regardless of their use for origin computation | 22 |
Number of defining phases | 21 |
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) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.39390 |
Number of stations at which the event was observed | 14 |
Number of stations from which data was used for origin computation | 13 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | 0.2 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 84947881 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-11-22 17:11:20 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.3 |
Num. used stations | 19 |
Type of magnitude | ML |
Reference to an origin | 85125901 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-01-31 23:49:49 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ZCCA.HNZ. | 2020-11-22T16:21:16.31 | 3.0 | undecidable | manual | Sn | -4.12 | 0 | |||
IV.TERO.HHZ. | 2020-11-22T16:20:28.05 | 0.3 | undecidable | manual | S | 101 | 41.9247 | 95 | -0.37 | 67 |
IV.CESI.HHZ. | 2020-11-22T16:20:27.60 | 0.6 | undecidable | manual | S | 335 | 37.8288 | 96 | 0.28 | 46 |
IV.CAMP.HHZ. | 2020-11-22T16:20:25.42 | 0.6 | undecidable | manual | S | 125 | 30.8469 | 98 | -0.06 | 49 |
IV.MMO1.EHZ. | 2020-11-22T16:20:24.99 | 0.3 | undecidable | manual | S | 39 | 29.2485 | 99 | -0.06 | 72 |
IV.SMA1.EHZ. | 2020-11-22T16:20:23.18 | 0.3 | undecidable | manual | S | 110 | 20.5683 | 106 | 0.4 | 68 |
IV.MF5.EHN. | 2020-11-22T16:20:23.55 | 0.6 | undecidable | manual | P | 42 | 43.7229 | 95 | 0.64 | 41 |
IV.TERO.HHZ. | 2020-11-22T16:20:22.18 | 0.3 | undecidable | manual | P | 101 | 41.9247 | 95 | -0.46 | 66 |
IV.FDMO.HHN. | 2020-11-22T16:20:22.24 | 0.6 | undecidable | manual | P | 359 | 37.8288 | 96 | 0.23 | 46 |
IV.T1299.HNZ. | 2020-11-22T16:20:21.72 | 0.6 | undecidable | manual | S | 114 | 16.3725 | 114 | -0.02 | 50 |
IV.CAMP.HHZ. | 2020-11-22T16:20:21.12 | 0.3 | undecidable | manual | P | 125 | 30.8469 | 98 | 0.18 | 70 |
IV.CESI.HHZ. | 2020-11-22T16:20:21.90 | 0.3 | undecidable | manual | P | 335 | 37.8288 | 96 | -0.1 | 70 |
IV.NRCA.HHZ. | 2020-11-22T16:20:21.25 | 0.6 | undecidable | manual | S | 5 | 15.3735 | 117 | -0.25 | 47 |
IV.MMO1.EHZ. | 2020-11-22T16:20:20.71 | 0.6 | undecidable | manual | P | 39 | 29.2485 | 99 | 0.02 | 49 |
IV.ARRO.EHZ. | 2020-11-22T16:20:20.64 | 0.3 | undecidable | manual | P | 245 | 30.1476 | 98 | -0.18 | 70 |
IV.LNSS.HHZ. | 2020-11-22T16:20:20.64 | 0.3 | undecidable | manual | S | 205 | 11.2776 | 129 | 0.06 | 76 |
IV.MC2.EHZ. | 2020-11-22T16:20:20.42 | 0.3 | undecidable | manual | P | 17 | 25.0527 | 101 | 0.37 | 69 |
IV.MTRA.EHE. | 2020-11-22T16:20:19.73 | 0.3 | undecidable | manual | P | 74 | 25.1526 | 101 | -0.34 | 69 |
IV.SMA1.EHZ. | 2020-11-22T16:20:19.62 | 0.6 | undecidable | manual | P | 110 | 20.5683 | 106 | 0.24 | 47 |
IV.LNSS.HHZ. | 2020-11-22T16:20:18.08 | 0.1 | negative | manual | P | 205 | 11.2776 | 129 | -0.03 | 100 |
IV.NRCA.HHZ. | 2020-11-22T16:20:18.48 | 0.3 | undecidable | manual | P | 5 | 15.3735 | 117 | -0.16 | 72 |
IV.T1299.HNZ. | 2020-11-22T16:20:18.77 | 0.3 | undecidable | manual | P | 114 | 16.3725 | 114 | -0.01 | 75 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LNSS.HHE. | ML:2.1 | 0.001242412 | 0.1408 | AML | other | m | 2020-11-22T16:20:20.81 |
IV.LNSS.HNE. | ML:2.1 | 0.0011941305 | 0.1408 | AML | other | m | 2020-11-22T16:20:20.82 |
IV.LNSS.HHN. | ML:2.1 | 0.0012592780000000002 | 0.128 | AML | other | m | 2020-11-22T16:20:20.77 |
IV.LNSS.HNN. | ML:2.1 | 0.0011651620999999998 | 0.1152 | AML | other | m | 2020-11-22T16:20:20.79 |
IV.NRCA.HNE. | ML:1.9 | 0.0006260513 | 0.1024 | AML | other | m | 2020-11-22T16:20:21.64 |
IV.NRCA.HHE. | ML:1.9 | 0.0006595968 | 0.1024 | AML | other | m | 2020-11-22T16:20:21.65 |
IV.NRCA.HHN. | ML:1.8 | 0.0005460228 | 0.1024 | AML | other | m | 2020-11-22T16:20:22.15 |
IV.NRCA.HNN. | ML:1.8 | 0.0005390092 | 0.1024 | AML | other | m | 2020-11-22T16:20:22.15 |
IV.SMA1.EHE. | ML:2.0 | 0.00068750265 | 0.256 | AML | other | m | 2020-11-22T16:20:23.24 |
IV.SMA1.EHN. | ML:1.8 | 0.0004035423 | 0.1792 | AML | other | m | 2020-11-22T16:20:23.30 |
IV.CAMP.HHE. | ML:1.0 | 0.000049308375 | 0.2944 | AML | other | m | 2020-11-22T16:20:25.38 |
IV.CAMP.HHN. | ML:1.0 | 0.00004166356 | 0.768 | AML | other | m | 2020-11-22T16:20:25.89 |
IV.CESI.HNN. | ML:2.3 | 0.00067519995 | 0.384 | AML | other | m | 2020-11-22T16:20:27.17 |
IV.CESI.HHN. | ML:1.8 | 0.00022160875000000002 | 0.2816 | AML | other | m | 2020-11-22T16:20:27.82 |
IV.CESI.HHE. | ML:1.4 | 0.00009102042 | 0.2432 | AML | other | m | 2020-11-22T16:20:27.85 |
IV.TERO.HHE. | ML:1.4 | 0.000080853275 | 0.1536 | AML | other | m | 2020-11-22T16:20:28.20 |
IV.TERO.HNE. | ML:1.5 | 0.000110000275 | 0.0896 | AML | other | m | 2020-11-22T16:20:28.19 |
IV.TERO.HHN. | ML:1.3 | 0.00006227111 | 0.064 | AML | other | m | 2020-11-22T16:20:28.87 |
IV.CESI.HNE. | ML:1.5 | 0.00010372645 | 0.8064 | AML | other | m | 2020-11-22T16:20:36.76 |