A magnitude ML 1.1 earthquake occured in region: 3 km W Montemonaco (AP), on
and geographic coordinates (lat, lon) 42.8980, 13.2960 at 25 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 |
---|---|---|---|---|
Montemonaco | AP | 3 | 604 | 604 |
Montefortino | FM | 6 | 1178 | 1782 |
Montegallo | AP | 7 | 523 | 2305 |
Amandola | FM | 10 | 3629 | 5934 |
Castelsantangelo sul Nera | MC | 12 | 281 | 6215 |
Comunanza | AP | 12 | 3166 | 9381 |
Bolognola | MC | 12 | 142 | 9523 |
Palmiano | AP | 13 | 196 | 9719 |
Ussita | MC | 14 | 444 | 10163 |
Arquata del Tronto | AP | 14 | 1178 | 11341 |
Roccafluvione | AP | 15 | 2010 | 13351 |
Sarnano | MC | 15 | 3264 | 16615 |
Venarotta | AP | 16 | 2066 | 18681 |
Montefalcone Appennino | FM | 17 | 424 | 19105 |
Acquasanta Terme | AP | 17 | 2916 | 22021 |
Smerillo | FM | 17 | 365 | 22386 |
Visso | MC | 17 | 1107 | 23493 |
Force | AP | 18 | 1354 | 24847 |
Acquacanina | MC | 18 | 121 | 24968 |
Monte San Martino | MC | 19 | 765 | 25733 |
Fiastra | MC | 19 | 559 | 26292 |
Gualdo | MC | 19 | 815 | 27107 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2020-12-31 00:42:16 |
42.8985 | 13.2962 | 25 | 2020-12-31 00:51:03 |
Sala Sismica INGV-Roma | 85891831 |
Field | Value |
---|---|
Time (UTC) | 2020-12-31 00:42:16 ± 0.13 |
Latitude | 42.8985 ± 0.0036 |
Longitude | 13.2962 ± 0.0061 |
Depth (km) | 25 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 85891831 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 489 |
Semi-minor axis of confidence ellipse (meter) | 128 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 241 |
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) | 72 |
Number of associated phases, regardless of their use for origin computation | 21 |
Number of defining phases | 20 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.15 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.26890 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.3 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 85891831 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-12-31 00:51:03 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.T1299.HNZ. | 2020-12-31T00:42:28.38 | 0.3 | undecidable | manual | S | 182 | 29.3484 | 125 | 0.26 | 71 |
IV.SMA1.EHZ. | 2020-12-31T00:42:28.24 | 0.3 | undecidable | manual | S | 174 | 29.8479 | 124 | -0.01 | 74 |
IT.MTCL.HGZ. | 2020-12-31T00:42:27.64 | 0.3 | undecidable | manual | S | 294 | 26.3514 | 128 | 0.16 | 72 |
IV.CSP1.EHZ. | 2020-12-31T00:42:26.75 | 0.3 | undecidable | manual | S | 341 | 22.6551 | 133 | 0.01 | 75 |
IV.FDMO.HHZ. | 2020-12-31T00:42:26.59 | 0.3 | undecidable | manual | S | 312 | 22.8549 | 133 | -0.18 | 73 |
IV.MF5.EHZ. | 2020-12-31T00:42:25.91 | 0.3 | undecidable | manual | S | 53 | 16.5723 | 143 | 0.27 | 72 |
IV.NRCA.HNZ. | 2020-12-31T00:42:25.59 | 0.6 | undecidable | manual | S | 244 | 16.4724 | 143 | -0.03 | 51 |
IV.MTRA.EHZ. | 2020-12-31T00:42:25.69 | 0.3 | undecidable | manual | S | 153 | 17.6712 | 141 | -0.14 | 73 |
IV.MC2.EHZ. | 2020-12-31T00:42:24.83 | 0.3 | undecidable | manual | S | 279 | 8.7801 | 158 | 0.22 | 74 |
IV.CESI.HHZ. | 2020-12-31T00:42:24.05 | 3.0 | negative | manual | P | 0.08 | 0 | |||
IV.MMO1.EHZ. | 2020-12-31T00:42:24.03 | 0.3 | undecidable | manual | S | 88 | 2.4975 | 174 | -0.17 | 75 |
IV.SMA1.EHZ. | 2020-12-31T00:42:23.26 | 0.6 | positive | manual | P | 174 | 29.8479 | 124 | -0.05 | 49 |
IV.T1299.HNZ. | 2020-12-31T00:42:23.40 | 0.6 | undecidable | manual | P | 182 | 29.3484 | 125 | 0.16 | 48 |
IT.MTCL.HGZ. | 2020-12-31T00:42:23.01 | 0.6 | undecidable | manual | P | 294 | 26.3514 | 128 | 0.14 | 48 |
IV.FDMO.HHZ. | 2020-12-31T00:42:22.39 | 0.6 | negative | manual | P | 312 | 22.8549 | 133 | -0.07 | 50 |
IV.CSP1.EHZ. | 2020-12-31T00:42:22.38 | 0.3 | undecidable | manual | P | 341 | 22.6551 | 133 | -0.06 | 75 |
IV.NRCA.HNZ. | 2020-12-31T00:42:21.41 | 0.6 | undecidable | manual | P | 244 | 16.4724 | 143 | -0.38 | 47 |
IV.MTRA.EHZ. | 2020-12-31T00:42:21.83 | 0.3 | positive | manual | P | 153 | 17.6712 | 141 | -0.09 | 74 |
IV.MF5.EHZ. | 2020-12-31T00:42:21.87 | 0.1 | negative | manual | P | 53 | 16.5723 | 143 | 0.06 | 100 |
IV.MC2.EHZ. | 2020-12-31T00:42:21.24 | 0.6 | undecidable | manual | P | 279 | 8.7801 | 158 | 0.03 | 51 |
IV.MMO1.EHZ. | 2020-12-31T00:42:20.78 | 0.1 | undecidable | manual | P | 88 | 2.4975 | 174 | -0.2 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MTRA.EHE. | ML:1.2 | 0.000076863155 | 0.16 | AML | other | m | 2020-12-31T00:42:26.22 |
IV.MTRA.EHN. | ML:1.2 | 0.00006897042500000001 | 0.12 | AML | other | m | 2020-12-31T00:42:25.74 |
IV.MTRA.HNE. | ML:1.2 | 0.000081972395 | 0.16 | AML | other | m | 2020-12-31T00:42:26.22 |
IV.MTRA.HNN. | ML:1.4 | 0.00012843655 | 0.65 | AML | other | m | 2020-12-31T00:42:26.21 |
IV.MF5.EHE. | ML:0.8 | 0.000036018955 | 0.5 | AML | other | m | 2020-12-31T00:42:26.37 |
IV.MF5.EHN. | ML:0.8 | 0.000033570225 | 1.02 | AML | other | m | 2020-12-31T00:42:25.99 |
IV.CSP1.EHE. | ML:1.5 | 0.00014328725 | 0.22 | AML | other | m | 2020-12-31T00:42:26.95 |
IV.CSP1.EHN. | ML:1.5 | 0.00012888404 | 0.36 | AML | other | m | 2020-12-31T00:42:26.87 |
IV.FDMO.HHE. | ML:0.9 | 0.000035932601499999996 | 0.18 | AML | other | m | 2020-12-31T00:42:26.76 |
IV.FDMO.HHN. | ML:1.0 | 0.000040304334999999995 | 0.18 | AML | other | m | 2020-12-31T00:42:27.05 |
IV.SMA1.EHE. | ML:0.6 | 0.000015269005000000003 | 0.44 | AML | other | m | 2020-12-31T00:42:28.99 |
IV.SMA1.EHN. | ML:1.0 | 0.0000382603345 | 1.28 | AML | other | m | 2020-12-31T00:42:29.03 |