A magnitude ML 0.8 earthquake occured in region: 3 km SE Serravalle di Chienti (MC), on
and geographic coordinates (lat, lon) 43.0480, 12.9670 at 14 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 |
---|---|---|---|---|
Serravalle di Chienti | MC | 3 | 1070 | 1070 |
Monte Cavallo | MC | 7 | 145 | 1215 |
Pieve Torina | MC | 7 | 1458 | 2673 |
Muccia | MC | 7 | 915 | 3588 |
Pievebovigliana | MC | 10 | 866 | 4454 |
Fiordimonte | MC | 10 | 202 | 4656 |
Sefro | MC | 11 | 422 | 5078 |
Camerino | MC | 13 | 6974 | 12052 |
Pioraco | MC | 15 | 1134 | 13186 |
Fiastra | MC | 16 | 559 | 13745 |
Nocera Umbra | PG | 16 | 5839 | 19584 |
Fiuminata | MC | 16 | 1402 | 20986 |
Visso | MC | 16 | 1107 | 22093 |
Acquacanina | MC | 17 | 121 | 22214 |
Valtopina | PG | 17 | 1398 | 23612 |
Sellano | PG | 18 | 1079 | 24691 |
Ussita | MC | 18 | 444 | 25135 |
Castelraimondo | MC | 20 | 4587 | 29722 |
Preci | PG | 20 | 724 | 30446 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.8 | 2021-10-31 04:17:14 |
43.0482 | 12.9672 | 14 | 2021-10-31 04:22:00 |
Sala Sismica INGV-Roma | 97104051 |
Field | Value |
---|---|
Time (UTC) | 2021-10-31 04:17:14 ± 0.06 |
Latitude | 43.0482 ± 0.0027 |
Longitude | 12.9672 ± 0.0037 |
Depth (km) | 14 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 97104051 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 279 |
Semi-minor axis of confidence ellipse (meter) | 218 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 321 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 280.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 108 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.08 |
Epicentral distance of station closest to the epicenter (degree) | 0.06295 |
Epicentral distance of station farthest from the epicenter (degree) | 0.30217 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.2 |
Num. used stations | 17 |
Type of magnitude | ML |
Reference to an origin | 97104051 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-10-31 04:22:00 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CSP1.EHZ. | 2021-10-31T04:17:22.25 | 0.6 | undecidable | manual | S | 76 | 19.869 | 109 | 0.1 | 48 |
IV.MMO1.EHZ. | 2021-10-31T04:17:20.80 | 1.0 | undecidable | manual | P | 119 | 33.5442 | 98 | -0.07 | 24 |
IV.EL6.EHZ. | 2021-10-31T04:17:20.81 | 0.3 | undecidable | manual | P | 19 | 33.0447 | 98 | 0.02 | 72 |
IV.ASSB.HHZ. | 2021-10-31T04:17:19.54 | 0.3 | undecidable | manual | P | 269 | 25.0527 | 103 | -0.04 | 73 |
IV.MML1.EHZ. | 2021-10-31T04:17:19.48 | 0.6 | undecidable | manual | S | 3 | 7.2927 | 146 | 0.04 | 50 |
IV.SNTG.HHZ. | 2021-10-31T04:17:19.18 | 0.3 | negative | manual | P | 355 | 23.0547 | 105 | -0.1 | 72 |
IV.CESI.HHZ. | 2021-10-31T04:17:19.34 | 0.6 | undecidable | manual | S | 227 | 6.993 | 147 | -0.06 | 50 |
IV.FDMO.HHE. | 2021-10-31T04:17:19.69 | 0.6 | undecidable | manual | S | 98 | 9.7791 | 136 | -0.19 | 48 |
IV.CSP1.EHZ. | 2021-10-31T04:17:18.84 | 0.6 | positive | manual | P | 76 | 19.869 | 109 | 0.03 | 49 |
IV.MML1.EHZ. | 2021-10-31T04:17:17.29 | 0.3 | undecidable | manual | P | 3 | 7.2927 | 146 | 0.04 | 75 |
IV.CESI.HHZ. | 2021-10-31T04:17:17.33 | 0.1 | positive | manual | P | 227 | 6.993 | 147 | 0.11 | 98 |
IV.FDMO.HHE. | 2021-10-31T04:17:17.49 | 0.1 | undecidable | manual | P | 98 | 9.7791 | 136 | -0.01 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MML1.EHE. | ML:0.6 | 0.0000402625 | 0.2208 | AML | other | m | 2021-10-31T04:17:19.59 |
IV.MML1.EHN. | ML:0.6 | 0.00004491773 | 0.1216 | AML | other | m | 2021-10-31T04:17:19.79 |
IV.MML1.HNE. | ML:1.0 | 0.00010680674 | 0.4576 | AML | other | m | 2021-10-31T04:17:17.25 |
IV.MML1.HNN. | ML:0.8 | 0.00007306560499999999 | 0.7776 | AML | other | m | 2021-10-31T04:17:18.17 |
IV.CESI.HHE. | ML:0.9 | 0.000092705695 | 0.08 | AML | other | m | 2021-10-31T04:17:19.47 |
IV.CESI.HHN. | ML:0.8 | 0.00006960650999999999 | 0.0992 | AML | other | m | 2021-10-31T04:17:19.59 |
IV.CESI.HNE. | ML:0.9 | 0.00009711985 | 0.5216 | AML | other | m | 2021-10-31T04:17:24.10 |
IV.CESI.HNN. | ML:1.1 | 0.0001550162 | 0.7008 | AML | other | m | 2021-10-31T04:17:22.18 |
IV.CSP1.EHE. | ML:0.7 | 0.000032504884 | 0.08 | AML | other | m | 2021-10-31T04:17:22.51 |
IV.CSP1.EHN. | ML:0.8 | 0.000043038184999999996 | 0.1792 | AML | other | m | 2021-10-31T04:17:22.26 |
IV.SNTG.HHE. | ML:0.5 | 0.000019121925 | 0.1216 | AML | other | m | 2021-10-31T04:17:23.12 |
IV.SNTG.HHN. | ML:0.6 | 0.000024530339999999997 | 0.1184 | AML | other | m | 2021-10-31T04:17:23.13 |
IV.SNTG.HNE. | ML:1.3 | 0.00012699087 | 0.8992 | AML | other | m | 2021-10-31T04:17:18.60 |
IV.SNTG.HNN. | ML:1.2 | 0.000093874125 | 0.7904 | AML | other | m | 2021-10-31T04:17:31.96 |
IV.ASSB.HHN. | ML:0.4 | 0.00001737229 | 0.1792 | AML | other | m | 2021-10-31T04:17:24.33 |
IV.EL6.EHE. | ML:1.0 | 0.00004543226 | 1.76 | AML | other | m | 2021-10-31T04:17:36.51 |
IV.EL6.EHN. | ML:0.7 | 0.000018383259999999998 | 0.24 | AML | other | m | 2021-10-31T04:17:26.89 |