A magnitude ML 1.4 earthquake occured in region: 7 km W Montegallo (AP), on
and geographic coordinates (lat, lon) 42.8630, 13.2590 at 15 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 |
---|---|---|---|---|
Montegallo | AP | 7 | 523 | 523 |
Montemonaco | AP | 7 | 604 | 1127 |
Castelsantangelo sul Nera | MC | 9 | 281 | 1408 |
Arquata del Tronto | AP | 11 | 1178 | 2586 |
Montefortino | FM | 11 | 1178 | 3764 |
Ussita | MC | 13 | 444 | 4208 |
Bolognola | MC | 15 | 142 | 4350 |
Amandola | FM | 15 | 3629 | 7979 |
Norcia | PG | 16 | 4957 | 12936 |
Visso | MC | 16 | 1107 | 14043 |
Acquasanta Terme | AP | 16 | 2916 | 16959 |
Comunanza | AP | 17 | 3166 | 20125 |
Palmiano | AP | 17 | 196 | 20321 |
Roccafluvione | AP | 18 | 2010 | 22331 |
Preci | PG | 18 | 724 | 23055 |
Accumoli | RI | 19 | 667 | 23722 |
Venarotta | AP | 19 | 2066 | 25788 |
Sarnano | MC | 20 | 3264 | 29052 |
Acquacanina | MC | 20 | 121 | 29173 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.4 | 2021-07-07 09:18:21 |
42.8633 | 13.2588 | 15 | 2021-12-29 11:12:17 |
Bollettino Sismico Italiano INGV | 93702081 |
Reviewed Rev100 |
ML 1.5 | 2021-07-07 09:18:21 |
42.8607 | 13.2547 | 16 | 2021-07-07 09:24:32 |
Sala Sismica INGV-Roma | 92348801 |
Field | Value |
---|---|
Time (UTC) | 2021-07-07 09:18:21 ± 0.08 |
Latitude | 42.8633 ± 0.0027 |
Longitude | 13.2588 ± 0.0061 |
Depth (km) | 15 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 93702081 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 480 |
Semi-minor axis of confidence ellipse (meter) | 50 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 287 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 480.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 79 |
Number of associated phases, regardless of their use for origin computation | 24 |
Number of defining phases | 24 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.18 |
Epicentral distance of station closest to the epicenter (degree) | 0.06115 |
Epicentral distance of station farthest from the epicenter (degree) | 0.51441 |
Number of stations at which the event was observed | 13 |
Number of stations from which data was used for origin computation | 13 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.2 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 92348801 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-07-07 09:24:32 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.2 |
Num. used stations | 21 |
Type of magnitude | ML |
Reference to an origin | 93702081 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-08-05 07:11:07 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.RM33.EHZ. | 2021-07-07T09:18:35.29 | 0.6 | undecidable | manual | S | 185 | 39.4272 | 98 | 0.31 | 47 |
IV.GAVE.EHN. | 2021-07-07T09:18:33.89 | 0.6 | undecidable | manual | S | 238 | 35.2425 | 99 | 0.03 | 50 |
IV.LNSS.HNZ. | 2021-07-07T09:18:33.84 | 0.6 | undecidable | manual | S | 212 | 33.9438 | 100 | 0.32 | 48 |
IV.SMA1.EHZ. | 2021-07-07T09:18:31.28 | 0.6 | undecidable | manual | S | 166 | 26.5512 | 105 | -0.31 | 48 |
IV.CING.HNZ. | 2021-07-07T09:18:31.85 | 0.6 | undecidable | manual | P | 355 | 57.0984 | 95 | -0.3 | 46 |
IV.CSP1.EHZ. | 2021-07-07T09:18:31.33 | 0.6 | undecidable | manual | S | 350 | 25.752 | 105 | -0.05 | 51 |
IV.GUMA.HNN. | 2021-07-07T09:18:31.19 | 0.6 | undecidable | manual | S | 16 | 22.9548 | 108 | 0.51 | 46 |
IV.FDMO.HHZ. | 2021-07-07T09:18:30.75 | 0.6 | undecidable | manual | S | 324 | 23.754 | 107 | -0.12 | 50 |
IV.MF5.EHZ. | 2021-07-07T09:18:30.70 | 0.6 | undecidable | manual | S | 50 | 21.3675 | 111 | 0.42 | 47 |
IV.RM33.EHZ. | 2021-07-07T09:18:29.26 | 0.3 | undecidable | manual | P | 185 | 39.4272 | 98 | -0.2 | 72 |
IV.GAVE.EHN. | 2021-07-07T09:18:29.09 | 0.6 | undecidable | manual | P | 238 | 35.2425 | 99 | 0.28 | 48 |
IV.TERO.HHZ. | 2021-07-07T09:18:29.07 | 0.6 | undecidable | manual | P | 133 | 38.7279 | 98 | -0.28 | 47 |
IV.MTRA.HNZ. | 2021-07-07T09:18:28.86 | 0.6 | undecidable | manual | S | 137 | 16.2726 | 120 | -0.19 | 51 |
IV.LNSS.HNZ. | 2021-07-07T09:18:28.72 | 0.6 | undecidable | manual | P | 212 | 33.9438 | 100 | 0.1 | 50 |
IV.NRCA.HHZ. | 2021-07-07T09:18:28.32 | 0.3 | undecidable | manual | S | 254 | 12.1767 | 131 | 0.16 | 76 |
IV.CSP1.EHZ. | 2021-07-07T09:18:27.24 | 0.1 | positive | manual | P | 350 | 25.752 | 105 | -0.14 | 100 |
IV.SMA1.EHZ. | 2021-07-07T09:18:27.37 | 0.1 | positive | manual | P | 166 | 26.5512 | 105 | -0.13 | 100 |
IV.MMO1.EHZ. | 2021-07-07T09:18:27.21 | 0.3 | undecidable | manual | S | 54 | 6.7932 | 150 | -0.02 | 80 |
IV.GUMA.HNN. | 2021-07-07T09:18:27.04 | 0.3 | undecidable | manual | P | 16 | 22.9548 | 108 | 0.06 | 77 |
IV.MF5.EHZ. | 2021-07-07T09:18:26.97 | 0.3 | undecidable | manual | P | 50 | 21.3675 | 111 | 0.23 | 74 |
IV.FDMO.HHZ. | 2021-07-07T09:18:26.79 | 0.3 | undecidable | manual | P | 324 | 23.754 | 107 | -0.3 | 73 |
IV.NRCA.HHZ. | 2021-07-07T09:18:25.64 | 0.3 | undecidable | manual | P | 254 | 12.1767 | 131 | 0.12 | 77 |
IV.MTRA.HNZ. | 2021-07-07T09:18:25.90 | 0.3 | undecidable | manual | P | 137 | 16.2726 | 120 | -0.13 | 76 |
IV.MMO1.EHZ. | 2021-07-07T09:18:24.95 | 0.3 | undecidable | manual | P | 54 | 6.7932 | 150 | -0.04 | 79 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.7 | 0.00046600000000000005 | 0.08 | AML | other | m | 2021-07-07T09:18:28.43 |
IV.MTRA.EHN. | ML:1.3 | 0.00014723042000000001 | 0.16 | AML | other | m | 2021-07-07T09:18:28.92 |
IV.NRCA.HHN. | ML:1.8 | 0.000508 | 0.08 | AML | other | m | 2021-07-07T09:18:28.93 |
IV.MTRA.EHE. | ML:1.4 | 0.0001798956 | 0.2368 | AML | other | m | 2021-07-07T09:18:29.42 |
IV.FDMO.HHN. | ML:1.3 | 0.00011875 | 0.28 | AML | other | m | 2021-07-07T09:18:31.04 |
IV.MF5.EHN. | ML:1.6 | 0.00023229895 | 0.1792 | AML | other | m | 2021-07-07T09:18:31.10 |
IV.FDMO.HHE. | ML:1.1 | 0.00006522469999999999 | 0.16 | AML | other | m | 2021-07-07T09:18:31.44 |
IV.MF5.EHE. | ML:1.5 | 0.00018325000000000004 | 0.26 | AML | other | m | 2021-07-07T09:18:31.05 |
IV.SMA1.EHN. | ML:1.5 | 0.000157 | 0.18 | AML | other | m | 2021-07-07T09:18:31.73 |
IV.SMA1.EHE. | ML:1.3 | 0.00010486799999999999 | 0.1408 | AML | other | m | 2021-07-07T09:18:32.98 |
IV.CSP1.EHN. | ML:1.3 | 0.00009334029 | 0.16 | AML | other | m | 2021-07-07T09:18:32.34 |
IV.CSP1.EHE. | ML:1.2 | 0.00008420469 | 0.16 | AML | other | m | 2021-07-07T09:18:31.67 |
IV.NRCA.HNE. | ML:1.7 | 0.0004248342 | 0.0896 | AML | other | m | 2021-07-07T09:18:28.43 |
IV.NRCA.HNN. | ML:1.7 | 0.00044297430000000005 | 0.0832 | AML | other | m | 2021-07-07T09:18:28.97 |
IV.MTRA.HNE. | ML:1.4 | 0.0001815232 | 0.2304 | AML | other | m | 2021-07-07T09:18:29.41 |
IV.MTRA.HNN. | ML:1.2 | 0.00012851825 | 0.16 | AML | other | m | 2021-07-07T09:18:28.92 |
IV.TERO.HHN. | ML:1.2 | 0.00005015353 | 0.1024 | AML | other | m | 2021-07-07T09:18:35.43 |
IV.RM33.EHN. | ML:1.1 | 0.000047309825 | 0.1984 | AML | other | m | 2021-07-07T09:18:35.49 |
IV.RM33.EHE. | ML:1.1 | 0.000041399160000000006 | 0.1344 | AML | other | m | 2021-07-07T09:18:35.86 |
IV.TST01.HHN. | ML:1.5 | 0.00001327927 | 0.096 | AML | other | m | 2021-07-07T09:18:33.93 |
IV.TST01.HHE. | ML:1.3 | 0.000009595071999999999 | 0.0768 | AML | other | m | 2021-07-07T09:18:31.93 |