A magnitude ML 0.9 earthquake occured in region: 8 km E Cascia (PG), on
and geographic coordinates (lat, lon) 42.7110, 13.1070 at 10 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 |
---|---|---|---|---|
Cascia | PG | 8 | 3217 | 3217 |
Norcia | PG | 9 | 4957 | 8174 |
Cittareale | RI | 11 | 482 | 8656 |
Accumoli | RI | 12 | 667 | 9323 |
Poggiodomo | PG | 14 | 117 | 9440 |
Monteleone di Spoleto | PG | 14 | 599 | 10039 |
Arquata del Tronto | AP | 17 | 1178 | 11217 |
Amatrice | RI | 17 | 2657 | 13874 |
Preci | PG | 20 | 724 | 14598 |
Cerreto di Spoleto | PG | 20 | 1075 | 15673 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2021-02-03 10:40:14 |
42.711 | 13.1068 | 11 | 2021-02-03 11:27:22 |
Sala Sismica INGV-Roma | 86805691 |
Field | Value |
---|---|
Time (UTC) | 2021-02-03 10:40:14 ± 0.08 |
Latitude | 42.7110 ± 0.0045 |
Longitude | 13.1068 ± 0.0122 |
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 | 86805691 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 938 |
Semi-minor axis of confidence ellipse (meter) | 479 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 280 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 940.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 100 |
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) | 0.21 |
Epicentral distance of station closest to the epicenter (degree) | 0.11871 |
Epicentral distance of station farthest from the epicenter (degree) | 0.21674 |
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 | 0.3 |
Num. used stations | 9 |
Type of magnitude | ML |
Reference to an origin | 86805691 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-02-03 11:27:22 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SMA1.EHZ. | 2021-02-03T10:40:23.03 | 0.6 | undecidable | manual | S | 116 | 20.6682 | 117 | 0.4 | 47 |
IV.RM33.EHZ. | 2021-02-03T10:40:23.18 | 0.6 | undecidable | manual | S | 159 | 24.0537 | 50 | -0.44 | 46 |
IV.MC2.EHZ. | 2021-02-03T10:40:23.64 | 0.6 | undecidable | manual | S | 17 | 23.2545 | 50 | 0.24 | 47 |
IV.GAVE.EHZ. | 2021-02-03T10:40:21.66 | 0.6 | undecidable | manual | S | 263 | 17.4714 | 121 | 0 | 50 |
IV.NRCA.HNZ. | 2021-02-03T10:40:20.45 | 0.6 | undecidable | manual | S | 3 | 13.5753 | 127 | -0.11 | 50 |
IV.LNSS.HHZ. | 2021-02-03T10:40:20.73 | 0.6 | undecidable | manual | S | 204 | 13.1757 | 128 | 0.3 | 48 |
IV.MC2.EHZ. | 2021-02-03T10:40:19.98 | 1.0 | positive | manual | P | 17 | 23.2545 | 50 | 0.3 | 23 |
IV.SMA1.EHZ. | 2021-02-03T10:40:19.38 | 0.6 | undecidable | manual | P | 116 | 20.6682 | 117 | 0.14 | 49 |
IV.RM33.EHZ. | 2021-02-03T10:40:19.57 | 0.3 | negative | manual | P | 159 | 24.0537 | 50 | -0.24 | 72 |
IV.LNSS.HHZ. | 2021-02-03T10:40:18.05 | 0.1 | positive | manual | P | 204 | 13.1757 | 128 | 0.08 | 100 |
IV.GAVE.EHZ. | 2021-02-03T10:40:18.69 | 0.3 | negative | manual | P | 263 | 17.4714 | 121 | 0.01 | 75 |
IV.NRCA.HNZ. | 2021-02-03T10:40:17.83 | 0.1 | undecidable | manual | P | 3 | 13.5753 | 127 | -0.21 | 97 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LNSS.HHE. | ML:1.3 | 0.000194 | 0.38 | AML | other | m | 2021-02-03T10:40:20.93 |
IV.LNSS.HHN. | ML:1.1 | 0.000142 | 1.84 | AML | other | m | 2021-02-03T10:40:20.05 |
IV.GAVE.EHE. | ML:1.1 | 0.00011130449000000001 | 0.16 | AML | other | m | 2021-02-03T10:40:21.80 |
IV.GAVE.EHN. | ML:1.1 | 0.00011497725 | 0.16 | AML | other | m | 2021-02-03T10:40:21.73 |
IV.GAVE.HNE. | ML:1.2 | 0.00012123975 | 0.1472 | AML | other | m | 2021-02-03T10:40:21.88 |
IV.SMA1.EHE. | ML:0.6 | 0.000031794385 | 0.224 | AML | other | m | 2021-02-03T10:40:23.25 |
IV.SMA1.EHN. | ML:0.4 | 0.000017701765 | 0.1408 | AML | other | m | 2021-02-03T10:40:23.45 |
IV.RM33.EHE. | ML:0.7 | 0.000029660840000000002 | 0.32 | AML | other | m | 2021-02-03T10:40:24.17 |
IV.RM33.EHN. | ML:0.6 | 0.00002687821 | 0.1408 | AML | other | m | 2021-02-03T10:40:24.01 |