A magnitude ML 1.4 earthquake occured in region: 4 km E Castelsantangelo sul Nera (MC), on
and geographic coordinates (lat, lon) 42.8900, 13.2000 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 |
---|---|---|---|---|
Castelsantangelo sul Nera | MC | 4 | 281 | 281 |
Ussita | MC | 8 | 444 | 725 |
Visso | MC | 10 | 1107 | 1832 |
Montemonaco | AP | 11 | 604 | 2436 |
Bolognola | MC | 12 | 142 | 2578 |
Montegallo | AP | 12 | 523 | 3101 |
Montefortino | FM | 13 | 1178 | 4279 |
Preci | PG | 13 | 724 | 5003 |
Norcia | PG | 14 | 4957 | 9960 |
Arquata del Tronto | AP | 15 | 1178 | 11138 |
Acquacanina | MC | 16 | 121 | 11259 |
Amandola | FM | 16 | 3629 | 14888 |
Fiastra | MC | 17 | 559 | 15447 |
Sarnano | MC | 18 | 3264 | 18711 |
Fiordimonte | MC | 19 | 202 | 18913 |
Comunanza | AP | 19 | 3166 | 22079 |
Monte Cavallo | MC | 20 | 145 | 22224 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.4 | 2021-06-21 16:40:20 |
42.8903 | 13.2003 | 10 | 2021-06-21 16:44:41 |
Sala Sismica INGV-Roma | 91664971 |
Field | Value |
---|---|
Time (UTC) | 2021-06-21 16:40:20 ± 0.05 |
Latitude | 42.8903 ± 0.0027 |
Longitude | 13.2003 ± 0.0037 |
Depth (km) | 10 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 91664971 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 322 |
Semi-minor axis of confidence ellipse (meter) | 306 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 27 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 320.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 102 |
Number of associated phases, regardless of their use for origin computation | 20 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.14 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.39930 |
Number of stations at which the event was observed | 12 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.3 |
Num. used stations | 18 |
Type of magnitude | ML |
Reference to an origin | 91664971 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-06-21 16:44:41 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.LRP.EHZ. | 2021-06-21T16:41:01.75 | 3.0 | undecidable | manual | S | -0.63 | 0 | |||
IV.EL6.EHZ. | 2021-06-21T16:40:37.50 | 3.0 | undecidable | manual | S | 0.22 | 0 | |||
IV.TERO.HHZ. | 2021-06-21T16:40:35.44 | 0.6 | undecidable | manual | S | 132 | 44.3223 | 50 | 0.29 | 45 |
IV.GAVE.EHZ. | 2021-06-21T16:40:32.30 | 0.6 | undecidable | manual | S | 229 | 33.2445 | 50 | 0.1 | 48 |
IV.ATCC.EHZ. | 2021-06-21T16:40:31.41 | 3.0 | undecidable | manual | P | 0.24 | 0 | |||
IV.SMA1.EHZ. | 2021-06-21T16:40:31.46 | 0.6 | undecidable | manual | S | 159 | 30.8469 | 50 | -0.1 | 48 |
IV.MTRA.EHZ. | 2021-06-21T16:40:29.04 | 0.6 | undecidable | manual | S | 133 | 21.7671 | 114 | 0.27 | 47 |
IV.CSP1.EHZ. | 2021-06-21T16:40:29.17 | 0.6 | undecidable | manual | S | 1 | 22.3554 | 113 | 0.22 | 47 |
IV.ASSB.HHZ. | 2021-06-21T16:40:29.54 | 3.0 | positive | manual | P | -0.16 | 0 | |||
IV.TERO.HHZ. | 2021-06-21T16:40:28.80 | 1.0 | undecidable | manual | P | 132 | 44.3223 | 50 | -0.17 | 23 |
IV.GAVE.EHZ. | 2021-06-21T16:40:27.29 | 0.1 | undecidable | manual | P | 229 | 33.2445 | 50 | 0.02 | 97 |
IV.FDMO.HHZ. | 2021-06-21T16:40:27.71 | 0.6 | undecidable | manual | S | 331 | 18.6702 | 117 | -0.07 | 49 |
IV.SMA1.EHZ. | 2021-06-21T16:40:26.63 | 0.1 | undecidable | manual | P | 159 | 30.8469 | 50 | -0.27 | 93 |
IV.MMO1.EHZ. | 2021-06-21T16:40:25.16 | 0.6 | undecidable | manual | S | 84 | 10.2786 | 133 | -0.23 | 48 |
IV.MTRA.EHZ. | 2021-06-21T16:40:25.39 | 0.3 | positive | manual | P | 133 | 21.7671 | 114 | 0.1 | 73 |
IV.NRCA.HNZ. | 2021-06-21T16:40:25.06 | 0.6 | undecidable | manual | S | 228 | 9.3795 | 135 | -0.11 | 50 |
IV.CSP1.EHZ. | 2021-06-21T16:40:25.41 | 0.6 | negative | manual | P | 1 | 22.3554 | 113 | 0.02 | 49 |
IV.FDMO.HHZ. | 2021-06-21T16:40:24.65 | 1.0 | undecidable | manual | P | 331 | 18.6702 | 117 | -0.07 | 25 |
IV.NRCA.HNZ. | 2021-06-21T16:40:23.30 | 0.1 | undecidable | manual | P | 228 | 9.3795 | 135 | 0.09 | 100 |
IV.MMO1.EHZ. | 2021-06-21T16:40:23.27 | 0.1 | positive | manual | P | 84 | 10.2786 | 133 | -0.07 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HNE. | ML:2.1 | 0.001635 | 0.14 | AML | other | m | 2021-06-21T16:40:25.63 |
IV.NRCA.HHE. | ML:2.1 | 0.00181 | 0.14 | AML | other | m | 2021-06-21T16:40:25.63 |
IV.NRCA.HNN. | ML:2.1 | 0.00175 | 0.1 | AML | other | m | 2021-06-21T16:40:25.79 |
IV.NRCA.HHN. | ML:2.2 | 0.0019 | 0.12 | AML | other | m | 2021-06-21T16:40:25.78 |
IV.FDMO.HHN. | ML:1.0 | 0.00009025 | 0.14 | AML | other | m | 2021-06-21T16:40:28.15 |
IV.MTRA.HNE. | ML:1.4 | 0.000187 | 0.94 | AML | other | m | 2021-06-21T16:40:29.54 |
IV.FDMO.HHE. | ML:1.0 | 0.0000726 | 1.24 | AML | other | m | 2021-06-21T16:40:29.28 |
IV.MTRA.EHN. | ML:1.6 | 0.00026250000000000004 | 0.52 | AML | other | m | 2021-06-21T16:40:30.60 |
IV.MTRA.HNN. | ML:1.6 | 0.00027400000000000005 | 0.5 | AML | other | m | 2021-06-21T16:40:30.34 |
IV.MTRA.EHE. | ML:1.4 | 0.0001555 | 0.5 | AML | other | m | 2021-06-21T16:40:30.54 |
IV.SMA1.EHN. | ML:1.1 | 0.000054099999999999994 | 0.54 | AML | other | m | 2021-06-21T16:40:32.60 |
IV.GAVE.EHN. | ML:1.3 | 0.00008775 | 0.46 | AML | other | m | 2021-06-21T16:40:35.80 |
IV.TERO.HHE. | ML:1.3 | 0.00005399999999999999 | 0.3 | AML | other | m | 2021-06-21T16:40:35.81 |
IV.TERO.HHN. | ML:1.4 | 0.00007000000000000001 | 1.5 | AML | other | m | 2021-06-21T16:40:36.91 |
IV.GAVE.EHE. | ML:1.3 | 0.00008889999999999999 | 0.46 | AML | other | m | 2021-06-21T16:40:36.73 |
IV.ASSB.HHE. | ML:1.2 | 0.0000408 | 0.4 | AML | other | m | 2021-06-21T16:40:37.45 |
IV.SMA1.EHE. | ML:1.0 | 0.000052 | 1.04 | AML | other | m | 2021-06-21T16:40:38.44 |
IV.ASSB.HHN. | ML:1.2 | 0.00003895 | 0.18 | AML | other | m | 2021-06-21T16:40:39.23 |