A magnitude ML 1.7 earthquake occured in region: 3 km SE Montegallo (AP), on
and geographic coordinates (lat, lon) 42.8160, 13.3510 at 27 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 | 3 | 523 | 523 |
Arquata del Tronto | AP | 7 | 1178 | 1701 |
Acquasanta Terme | AP | 7 | 2916 | 4617 |
Montemonaco | AP | 10 | 604 | 5221 |
Roccafluvione | AP | 11 | 2010 | 7231 |
Palmiano | AP | 13 | 196 | 7427 |
Venarotta | AP | 14 | 2066 | 9493 |
Montefortino | FM | 14 | 1178 | 10671 |
Valle Castellana | TE | 15 | 977 | 11648 |
Accumoli | RI | 16 | 667 | 12315 |
Comunanza | AP | 17 | 3166 | 15481 |
Castelsantangelo sul Nera | MC | 18 | 281 | 15762 |
Amandola | FM | 18 | 3629 | 19391 |
Ascoli Piceno | AP | 19 | 49407 | 68798 |
Force | AP | 20 | 1354 | 70152 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.7 | 2021-06-16 04:21:05 |
42.8163 | 13.3513 | 27 | 2021-12-29 11:12:06 |
Bollettino Sismico Italiano INGV | 91644541 |
Reviewed Rev100 |
ML 1.7 | 2021-06-16 04:21:05 |
42.8222 | 13.348 | 27 | 2021-06-16 04:28:19 |
Sala Sismica INGV-Roma | 91365501 |
Field | Value |
---|---|
Time (UTC) | 2021-06-16 04:21:05 ± 0.14 |
Latitude | 42.8163 ± 0.0036 |
Longitude | 13.3513 ± 0.0074 |
Depth (km) | 27 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 91644541 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 553 |
Semi-minor axis of confidence ellipse (meter) | 161 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 257 |
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) | 72 |
Number of associated phases, regardless of their use for origin computation | 43 |
Number of defining phases | 43 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.26 |
Epicentral distance of station closest to the epicenter (degree) | 0.06835 |
Epicentral distance of station farthest from the epicenter (degree) | 0.54409 |
Number of stations at which the event was observed | 22 |
Number of stations from which data was used for origin computation | 22 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.3 |
Num. used stations | 27 |
Type of magnitude | ML |
Reference to an origin | 91365501 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-06-16 04:28:19 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.2 |
Num. used stations | 26 |
Type of magnitude | ML |
Reference to an origin | 91644541 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-06-21 12:03:51 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.EL6.EHZ. | 2021-06-16T04:21:25.11 | 0.6 | undecidable | manual | S | 341 | 60.3951 | 108 | 0.51 | 42 |
IV.CESI.HHZ. | 2021-06-16T04:21:20.40 | 0.6 | undecidable | manual | S | 300 | 41.9247 | 117 | 0.36 | 45 |
IV.GAVE.EHZ. | 2021-06-16T04:21:20.33 | 0.6 | undecidable | manual | S | 250 | 39.7269 | 119 | 0.81 | 39 |
IV.MML1.HNE. | 2021-06-16T04:21:20.75 | 0.6 | undecidable | manual | S | 317 | 45.1215 | 115 | -0.06 | 47 |
IV.GIGS.HHN. | 2021-06-16T04:21:20.42 | 0.6 | undecidable | manual | S | 156 | 44.1225 | 116 | -0.16 | 46 |
IV.OFFI.HHZ. | 2021-06-16T04:21:19.09 | 0.6 | undecidable | manual | S | 64 | 30.2475 | 127 | 1.71 | 24 |
IV.RM33.EHZ. | 2021-06-16T04:21:19.04 | 0.6 | undecidable | manual | S | 198 | 35.8419 | 121 | 0.4 | 45 |
IV.LNSS.HNZ. | 2021-06-16T04:21:18.92 | 0.6 | undecidable | manual | S | 227 | 34.743 | 123 | 0.55 | 43 |
IV.GUMA.HHZ. | 2021-06-16T04:21:17.06 | 0.3 | undecidable | manual | S | 357 | 27.3504 | 130 | 0.27 | 70 |
IV.CAMP.HHE. | 2021-06-16T04:21:17.19 | 0.6 | undecidable | manual | S | 171 | 31.4463 | 125 | -0.47 | 44 |
IV.TERO.HHZ. | 2021-06-16T04:21:17.24 | 0.6 | undecidable | manual | S | 136 | 29.748 | 127 | -0.05 | 49 |
IV.FDMO.HHZ. | 2021-06-16T04:21:17.45 | 0.6 | undecidable | manual | S | 319 | 32.5452 | 124 | -0.43 | 45 |
IV.CSP1.EHZ. | 2021-06-16T04:21:17.58 | 0.6 | undecidable | manual | S | 339 | 32.745 | 124 | -0.36 | 46 |
IV.SAP2.EHE. | 2021-06-16T04:21:17.84 | 0.6 | undecidable | manual | S | 7 | 31.3464 | 126 | 0.21 | 47 |
IV.EL6.EHZ. | 2021-06-16T04:21:16.55 | 0.1 | undecidable | manual | P | 341 | 60.3951 | 108 | 0.09 | 92 |
IV.NRCA.HHZ. | 2021-06-16T04:21:15.22 | 0.3 | undecidable | manual | S | 276 | 19.3695 | 141 | -0.06 | 75 |
IV.T1299.HNZ. | 2021-06-16T04:21:15.86 | 0.3 | undecidable | manual | S | 196 | 20.9679 | 138 | 0.3 | 70 |
IV.SMA1.EHZ. | 2021-06-16T04:21:15.41 | 0.3 | undecidable | manual | S | 184 | 20.6682 | 139 | -0.09 | 74 |
IV.MC2.EHZ. | 2021-06-16T04:21:15.07 | 0.3 | undecidable | manual | S | 309 | 16.872 | 145 | 0.19 | 72 |
IV.MF5.EHZ. | 2021-06-16T04:21:15.92 | 0.3 | undecidable | manual | S | 25 | 20.9679 | 138 | 0.36 | 69 |
IV.RM33.EHZ. | 2021-06-16T04:21:13.02 | 0.1 | undecidable | manual | P | 198 | 35.8419 | 121 | 0.01 | 97 |
IV.GIGS.HHN. | 2021-06-16T04:21:13.69 | 0.3 | undecidable | manual | P | 156 | 44.1225 | 116 | -0.44 | 65 |
IV.MNTT.EHE. | 2021-06-16T04:21:13.04 | 0.1 | undecidable | manual | P | 36 | 33.744 | 123 | 0.31 | 92 |
IV.MMO1.EHZ. | 2021-06-16T04:21:13.60 | 0.3 | undecidable | manual | S | 348 | 9.3795 | 159 | -0.33 | 72 |
IV.CESI.HHZ. | 2021-06-16T04:21:13.71 | 0.1 | positive | manual | P | 300 | 41.9247 | 117 | -0.11 | 94 |
IV.GAVE.EHZ. | 2021-06-16T04:21:13.67 | 0.1 | undecidable | manual | P | 250 | 39.7269 | 119 | 0.15 | 94 |
IV.MML1.HNE. | 2021-06-16T04:21:13.96 | 0.1 | undecidable | manual | P | 317 | 45.1215 | 115 | -0.31 | 90 |
IV.MTRA.HNZ. | 2021-06-16T04:21:13.50 | 0.3 | undecidable | manual | S | 151 | 7.5813 | 163 | -0.27 | 73 |
IV.CSP1.EHZ. | 2021-06-16T04:21:12.42 | 0.1 | negative | manual | P | 339 | 32.745 | 124 | -0.19 | 94 |
IV.SAP2.EHE. | 2021-06-16T04:21:12.38 | 0.6 | undecidable | manual | P | 7 | 31.3464 | 126 | -0.05 | 49 |
IV.OFFI.HHZ. | 2021-06-16T04:21:12.68 | 0.1 | undecidable | manual | P | 64 | 30.2475 | 127 | 0.39 | 91 |
IV.CAMP.HHE. | 2021-06-16T04:21:12.36 | 0.1 | undecidable | manual | P | 171 | 31.4463 | 125 | -0.09 | 96 |
IV.TERO.HHZ. | 2021-06-16T04:21:12.15 | 0.1 | undecidable | manual | P | 136 | 29.748 | 127 | -0.08 | 97 |
IV.LNSS.HNZ. | 2021-06-16T04:21:12.94 | 0.1 | positive | manual | P | 227 | 34.743 | 123 | 0.09 | 96 |
IV.FDMO.HHZ. | 2021-06-16T04:21:12.23 | 0.1 | positive | manual | P | 319 | 32.5452 | 124 | -0.34 | 91 |
IV.SMA1.EHZ. | 2021-06-16T04:21:11.16 | 0.1 | undecidable | manual | P | 184 | 20.6682 | 139 | -0.04 | 99 |
IV.MF5.EHZ. | 2021-06-16T04:21:11.23 | 0.1 | negative | manual | P | 25 | 20.9679 | 138 | 0 | 100 |
IV.GUMA.HHZ. | 2021-06-16T04:21:11.88 | 0.1 | negative | manual | P | 357 | 27.3504 | 130 | -0.06 | 98 |
IV.T1299.HNZ. | 2021-06-16T04:21:11.31 | 0.1 | undecidable | manual | P | 196 | 20.9679 | 138 | 0.08 | 99 |
IV.MC2.EHZ. | 2021-06-16T04:21:10.80 | 0.1 | positive | manual | P | 309 | 16.872 | 145 | -0.04 | 100 |
IV.NRCA.HHZ. | 2021-06-16T04:21:10.89 | 0.1 | positive | manual | P | 276 | 19.3695 | 141 | -0.18 | 97 |
IV.MMO1.EHZ. | 2021-06-16T04:21:10.04 | 0.1 | negative | manual | P | 348 | 9.3795 | 159 | -0.25 | 97 |
IV.MTRA.HNZ. | 2021-06-16T04:21:09.97 | 0.1 | negative | manual | P | 151 | 7.5813 | 163 | -0.23 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MTRA.HNE. | ML:1.7 | 0.00027586984999999995 | 0.2112 | AML | other | m | 2021-06-16T04:21:13.71 |
IV.MTRA.EHE. | ML:1.7 | 0.000265 | 0.2 | AML | other | m | 2021-06-16T04:21:13.61 |
IV.MTRA.HNN. | ML:1.8 | 0.00034242685 | 0.1696 | AML | other | m | 2021-06-16T04:21:14.01 |
IV.MTRA.EHN. | ML:1.8 | 0.00034099065 | 0.1792 | AML | other | m | 2021-06-16T04:21:14.01 |
IV.NRCA.HNE. | ML:2.2 | 0.0006715 | 0.08 | AML | other | m | 2021-06-16T04:21:15.33 |
IV.NRCA.HHE. | ML:2.2 | 0.0007070000000000001 | 0.1 | AML | other | m | 2021-06-16T04:21:15.38 |
IV.SMA1.EHN. | ML:1.8 | 0.0002915 | 0.14 | AML | other | m | 2021-06-16T04:21:15.79 |
IV.SMA1.EHE. | ML:1.8 | 0.0002585 | 0.2 | AML | other | m | 2021-06-16T04:21:15.96 |
IV.MF5.EHE. | ML:1.5 | 0.00013535 | 1.88 | AML | other | m | 2021-06-16T04:21:15.02 |
IV.MF5.EHN. | ML:1.7 | 0.000221 | 1.86 | AML | other | m | 2021-06-16T04:21:16.99 |
IV.NRCA.HNN. | ML:1.9 | 0.00036899755 | 0.08 | AML | other | m | 2021-06-16T04:21:16.09 |
IV.NRCA.HHN. | ML:2.0 | 0.00040849999999999995 | 0.08 | AML | other | m | 2021-06-16T04:21:16.05 |
IV.GUMA.HHE. | ML:1.8 | 0.000221 | 0.26 | AML | other | m | 2021-06-16T04:21:17.35 |
IV.TERO.HHE. | ML:1.4 | 0.000098038135 | 0.3808 | AML | other | m | 2021-06-16T04:21:17.74 |
IV.TERO.HHN. | ML:1.2 | 0.00005414662 | 0.08 | AML | other | m | 2021-06-16T04:21:17.89 |
IV.FDMO.HHN. | ML:1.4 | 0.00008317266 | 1.8816 | AML | other | m | 2021-06-16T04:21:17.00 |
IV.CSP1.EHE. | ML:1.7 | 0.00016594730000000002 | 0.08 | AML | other | m | 2021-06-16T04:21:18.19 |
IV.CSP1.EHN. | ML:1.8 | 0.00021603555000000003 | 0.2176 | AML | other | m | 2021-06-16T04:21:18.33 |
IV.GUMA.HHN. | ML:1.5 | 0.0001133343 | 0.3808 | AML | other | m | 2021-06-16T04:21:18.30 |
IV.FDMO.HHE. | ML:1.2 | 0.00004795601500000001 | 1.8624 | AML | other | m | 2021-06-16T04:21:18.03 |
IV.RM33.EHN. | ML:1.5 | 0.00009875 | 0.28 | AML | other | m | 2021-06-16T04:21:19.73 |
IV.RM33.EHE. | ML:1.5 | 0.00010155 | 1.42 | AML | other | m | 2021-06-16T04:21:20.03 |
IV.CESI.HHN. | ML:1.6 | 0.00010449999999999999 | 1.46 | AML | other | m | 2021-06-16T04:21:21.00 |
IV.MNTT.EHN. | ML:1.7 | 0.00017415000000000003 | 0.22 | AML | other | m | 2021-06-16T04:21:21.24 |
IV.CESI.HHE. | ML:1.3 | 0.000054199999999999996 | 0.14 | AML | other | m | 2021-06-16T04:21:21.26 |
IV.MNTT.EHE. | ML:2.0 | 0.0003085 | 0.18 | AML | other | m | 2021-06-16T04:21:21.71 |