A magnitude ML 0.9 earthquake occured in region: 5 km E Bolognola (MC), on
and geographic coordinates (lat, lon) 42.9880, 13.2900 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 |
---|---|---|---|---|
Bolognola | MC | 5 | 142 | 142 |
Sarnano | MC | 5 | 3264 | 3406 |
Amandola | FM | 6 | 3629 | 7035 |
Montefortino | FM | 7 | 1178 | 8213 |
Gualdo | MC | 10 | 815 | 9028 |
Montemonaco | AP | 10 | 604 | 9632 |
Acquacanina | MC | 11 | 121 | 9753 |
Comunanza | AP | 11 | 3166 | 12919 |
Fiastra | MC | 12 | 559 | 13478 |
Smerillo | FM | 13 | 365 | 13843 |
Monte San Martino | MC | 13 | 765 | 14608 |
Ussita | MC | 13 | 444 | 15052 |
Penna San Giovanni | MC | 13 | 1108 | 16160 |
San Ginesio | MC | 14 | 3498 | 19658 |
Cessapalombo | MC | 14 | 512 | 20170 |
Montefalcone Appennino | FM | 14 | 424 | 20594 |
Castelsantangelo sul Nera | MC | 15 | 281 | 20875 |
Sant'Angelo in Pontano | MC | 15 | 1436 | 22311 |
Camporotondo di Fiastrone | MC | 16 | 563 | 22874 |
Montegallo | AP | 17 | 523 | 23397 |
Force | AP | 17 | 1354 | 24751 |
Palmiano | AP | 17 | 196 | 24947 |
Fiordimonte | MC | 17 | 202 | 25149 |
Santa Vittoria in Matenano | FM | 17 | 1330 | 26479 |
Visso | MC | 18 | 1107 | 27586 |
Caldarola | MC | 18 | 1823 | 29409 |
Ripe San Ginesio | MC | 19 | 852 | 30261 |
Pievebovigliana | MC | 19 | 866 | 31127 |
Servigliano | FM | 20 | 2336 | 33463 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2021-08-31 22:55:30 |
42.9882 | 13.2902 | 10 | 2021-08-31 23:04:07 |
Sala Sismica INGV-Roma | 94889071 |
Field | Value |
---|---|
Time (UTC) | 2021-08-31 22:55:30 ± 0.11 |
Latitude | 42.9882 ± 0.0045 |
Longitude | 13.2902 ± 0.0074 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 94889071 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 482 |
Semi-minor axis of confidence ellipse (meter) | 366 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 115 |
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) | 91 |
Number of associated phases, regardless of their use for origin computation | 35 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.27 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.26440 |
Number of stations at which the event was observed | 26 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 94889071 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-08-31 23:04:07 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IX.SCL3.EHZ.02 | 2021-08-31T22:56:51.99 | 3.0 | undecidable | manual | Sn | 2.86 | 0 | |||
GU.RNCA.HHZ. | 2021-08-31T22:56:49.28 | 3.0 | undecidable | manual | Sn | 0.78 | 0 | |||
IV.CADC.EHZ. | 2021-08-31T22:56:46.12 | 3.0 | undecidable | manual | Sg | 14.97 | 0 | |||
IV.ZEN8.EHZ. | 2021-08-31T22:56:25.46 | 3.0 | undecidable | manual | Sn | 2.52 | 0 | |||
IX.SCL3.EHZ.02 | 2021-08-31T22:56:19.90 | 3.0 | undecidable | manual | Pg | 15.35 | 0 | |||
GU.MGRO.HHZ. | 2021-08-31T22:56:17.67 | 3.0 | positive | manual | Pn | 1.71 | 0 | |||
IV.VARE.HHZ. | 2021-08-31T22:56:13.77 | 3.0 | positive | manual | Pn | 5.13 | 0 | |||
IV.FIR.HHZ. | 2021-08-31T22:56:10.12 | 3.0 | undecidable | manual | Sn | -0.99 | 0 | |||
IV.PII.HHZ. | 2021-08-31T22:56:02.77 | 3.0 | positive | manual | Pg | 12.43 | 0 | |||
IV.MURB.HHZ. | 2021-08-31T22:56:02.81 | 3.0 | undecidable | manual | Sg | 4.95 | 0 | |||
IV.ATCC.EHZ. | 2021-08-31T22:56:00.63 | 3.0 | undecidable | manual | Sg | 2.87 | 0 | |||
IV.ASSB.HHZ. | 2021-08-31T22:55:58.23 | 3.0 | undecidable | manual | Sn | -1.93 | 0 | |||
IV.VOBA.EHZ. | 2021-08-31T22:55:48.12 | 3.0 | positive | manual | Pn | -3.77 | 0 | |||
IV.MML1.EHZ. | 2021-08-31T22:55:41.10 | 0.3 | undecidable | manual | S | 298 | 29.3484 | 50 | 0.14 | 71 |
IV.NRCA.HHZ. | 2021-08-31T22:55:38.86 | 0.3 | undecidable | manual | S | 220 | 22.3554 | 115 | -0.14 | 72 |
IV.FDMO.HHZ. | 2021-08-31T22:55:37.55 | 0.3 | undecidable | manual | S | 288 | 17.2716 | 121 | 0.1 | 73 |
IV.LMD.HHZ. | 2021-08-31T22:55:37.02 | 3.0 | positive | manual | P | -0.72 | 0 | |||
OX.MPRI.HHZ. | 2021-08-31T22:55:36.55 | 3.0 | undecidable | manual | Pg | -2.37 | 0 | |||
IV.MC2.EHZ. | 2021-08-31T22:55:36.45 | 0.1 | undecidable | manual | S | 224 | 11.877 | 131 | 0.56 | 88 |
IV.SAP2.EHE. | 2021-08-31T22:55:36.76 | 0.6 | undecidable | manual | S | 36 | 14.9739 | 124 | 0.01 | 50 |
IV.MNTT.EHE. | 2021-08-31T22:55:36.71 | 0.3 | undecidable | manual | P | 72 | 26.0517 | 50 | 0.68 | 61 |
IV.CSP1.EHZ. | 2021-08-31T22:55:36.40 | 0.3 | undecidable | manual | S | 329 | 13.3755 | 127 | 0.07 | 74 |
IV.MML1.EHZ. | 2021-08-31T22:55:36.25 | 0.1 | undecidable | manual | P | 298 | 29.3484 | 50 | -0.28 | 92 |
IV.MMO1.EHZ. | 2021-08-31T22:55:35.31 | 0.1 | undecidable | manual | S | 163 | 10.2786 | 135 | -0.19 | 96 |
IV.GUMA.HHE. | 2021-08-31T22:55:35.41 | 0.1 | undecidable | manual | S | 24 | 9.0798 | 138 | 0.2 | 96 |
IV.NRCA.HHZ. | 2021-08-31T22:55:35.20 | 0.1 | undecidable | manual | P | 220 | 22.3554 | 115 | -0.19 | 94 |
IV.PF6.EHE. | 2021-08-31T22:55:34.34 | 0.1 | undecidable | manual | P | 335 | 18.3705 | 119 | -0.34 | 92 |
IV.FDMO.HHZ. | 2021-08-31T22:55:34.40 | 0.1 | undecidable | manual | P | 288 | 17.2716 | 121 | -0.1 | 97 |
IV.APEC.HHZ. | 2021-08-31T22:55:34.58 | 3.0 | undecidable | manual | Pg | 0.56 | 0 | |||
IV.SAP2.EHE. | 2021-08-31T22:55:33.92 | 0.3 | undecidable | manual | P | 36 | 14.9739 | 124 | -0.18 | 72 |
IV.CSP1.EHZ. | 2021-08-31T22:55:33.77 | 0.1 | undecidable | manual | P | 329 | 13.3755 | 127 | -0.08 | 98 |
IV.MMO1.EHZ. | 2021-08-31T22:55:33.15 | 0.1 | undecidable | manual | P | 163 | 10.2786 | 135 | -0.23 | 96 |
IV.GUMA.HHE. | 2021-08-31T22:55:33.19 | 0.1 | undecidable | manual | P | 24 | 9.0798 | 138 | -0.02 | 100 |
IV.MF5.EHZ. | 2021-08-31T22:55:33.73 | 3.0 | undecidable | manual | Pn | 0.26 | 0 | |||
IV.MC2.EHZ. | 2021-08-31T22:55:33.90 | 0.3 | undecidable | manual | P | 224 | 11.877 | 131 | 0.29 | 71 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CSP1.EHN. | ML:0.8 | 0.00005935 | 0.96 | AML | other | m | 2021-08-31T22:55:36.12 |
IV.NRCA.HHE. | ML:0.8 | 0.000041349999999999995 | 0.84 | AML | other | m | 2021-08-31T22:55:39.44 |
IV.NRCA.HHN. | ML:0.7 | 0.0000312 | 0.36 | AML | other | m | 2021-08-31T22:55:39.67 |
IV.CSP1.EHE. | ML:0.8 | 0.000058450000000000005 | 0.72 | AML | other | m | 2021-08-31T22:55:40.60 |
IV.MF5.EHN. | ML:0.9 | 0.00007855000000000001 | 0.44 | AML | other | m | 2021-08-31T22:55:52.53 |
IV.MF5.EHE. | ML:0.8 | 0.00006536999999999999 | 0.42 | AML | other | m | 2021-08-31T22:55:52.93 |
IV.CESI.HHE. | ML:0.7 | 0.000024500000000000003 | 0.92 | AML | other | m | 2021-08-31T22:55:59.97 |
IV.CESI.HHN. | ML:0.9 | 0.00003955 | 0.34 | AML | other | m | 2021-08-31T22:56:00.71 |
IV.ASSB.HHE. | ML:1.1 | 0.00002755 | 0.64 | AML | other | m | 2021-08-31T22:56:01.63 |
IV.ASSB.HHN. | ML:1.2 | 0.000036349999999999996 | 0.16 | AML | other | m | 2021-08-31T22:56:01.71 |