A magnitude ML 0.9 earthquake occured in region: 1 km NE Ussita (MC), on
and geographic coordinates (lat, lon) 42.9520, 13.1460 at 5 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 |
---|---|---|---|---|
Ussita | MC | 1 | 444 | 444 |
Visso | MC | 5 | 1107 | 1551 |
Castelsantangelo sul Nera | MC | 6 | 281 | 1832 |
Bolognola | MC | 8 | 142 | 1974 |
Acquacanina | MC | 9 | 121 | 2095 |
Fiastra | MC | 9 | 559 | 2654 |
Fiordimonte | MC | 11 | 202 | 2856 |
Preci | PG | 12 | 724 | 3580 |
Monte Cavallo | MC | 13 | 145 | 3725 |
Pieve Torina | MC | 13 | 1458 | 5183 |
Pievebovigliana | MC | 13 | 866 | 6049 |
Sarnano | MC | 16 | 3264 | 9313 |
Montemonaco | AP | 16 | 604 | 9917 |
Montefortino | FM | 16 | 1178 | 11095 |
Muccia | MC | 17 | 915 | 12010 |
Amandola | FM | 18 | 3629 | 15639 |
Norcia | PG | 18 | 4957 | 20596 |
Sellano | PG | 19 | 1079 | 21675 |
Montegallo | AP | 20 | 523 | 22198 |
Cessapalombo | MC | 20 | 512 | 22710 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2021-07-30 11:28:02 |
42.9522 | 13.1457 | 5 | 2021-07-30 11:33:32 |
Sala Sismica INGV-Roma | 93401421 |
Field | Value |
---|---|
Time (UTC) | 2021-07-30 11:28:02 ± 0.25 |
Latitude | 42.9522 ± 0.0045 |
Longitude | 13.1457 ± 0.0074 |
Depth (km) | 5 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 93401421 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 577 |
Semi-minor axis of confidence ellipse (meter) | 241 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 79 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 580.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 87 |
Number of associated phases, regardless of their use for origin computation | 13 |
Number of defining phases | 12 |
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) | 0.23203 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.1 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 93401421 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-07-30 11:33:32 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MF5.EHZ. | 2021-07-30T11:28:12.23 | 0.3 | undecidable | manual | S | 81 | 25.752 | 101 | 0.57 | 64 |
IV.TERO.HHZ. | 2021-07-30T11:28:09.42 | 3.0 | positive | manual | P | -3.76 | 0 | |||
IV.MF5.EHZ. | 2021-07-30T11:28:08.07 | 0.6 | undecidable | manual | P | 81 | 25.752 | 101 | 0.27 | 46 |
IV.CSP1.EHZ. | 2021-07-30T11:28:08.20 | 0.3 | undecidable | manual | S | 17 | 16.1727 | 107 | -0.23 | 71 |
IV.NRCA.HHZ. | 2021-07-30T11:28:07.59 | 0.3 | undecidable | manual | S | 191 | 13.3755 | 111 | 0.08 | 73 |
IV.FDMO.HHZ. | 2021-07-30T11:28:06.61 | 0.3 | undecidable | manual | S | 333 | 10.4784 | 116 | 0.03 | 74 |
IV.FEMA.HNZ. | 2021-07-30T11:28:06.25 | 0.3 | undecidable | manual | S | 278 | 7.881 | 123 | 0.47 | 68 |
IV.MC2.EHZ. | 2021-07-30T11:28:05.04 | 0.3 | undecidable | manual | S | 142 | 5.6943 | 132 | -0.15 | 73 |
IV.CSP1.EHZ. | 2021-07-30T11:28:05.64 | 0.6 | negative | manual | P | 17 | 16.1727 | 107 | -0.3 | 47 |
IV.NRCA.HHZ. | 2021-07-30T11:28:05.26 | 0.1 | undecidable | manual | P | 191 | 13.3755 | 111 | -0.15 | 97 |
IV.FEMA.HNZ. | 2021-07-30T11:28:04.43 | 0.1 | undecidable | manual | P | 278 | 7.881 | 123 | 0.02 | 100 |
IV.FDMO.HHZ. | 2021-07-30T11:28:04.59 | 0.6 | positive | manual | P | 333 | 10.4784 | 116 | -0.28 | 47 |
IV.MC2.EHZ. | 2021-07-30T11:28:03.77 | 0.3 | negative | manual | P | 142 | 5.6943 | 132 | -0.3 | 71 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.1 | 0.0001515 | 0.68 | AML | other | m | 2021-07-30T11:28:08.43 |
IV.NRCA.HHE. | ML:1.0 | 0.00011402115 | 0.2816 | AML | other | m | 2021-07-30T11:28:07.99 |
IV.FDMO.HHE. | ML:0.8 | 0.00008916876500000002 | 0.1408 | AML | other | m | 2021-07-30T11:28:07.37 |
IV.FDMO.HHN. | ML:1.0 | 0.00015904815 | 0.2624 | AML | other | m | 2021-07-30T11:28:07.21 |
IV.NRCA.HNE. | ML:0.9 | 0.000111167405 | 0.192 | AML | other | m | 2021-07-30T11:28:08.77 |
IV.NRCA.HNN. | ML:1.1 | 0.00014746275 | 0.1408 | AML | other | m | 2021-07-30T11:28:08.37 |
IV.CSP1.EHE. | ML:0.9 | 0.00008056435000000001 | 0.3008 | AML | other | m | 2021-07-30T11:28:09.34 |
IV.CSP1.EHN. | ML:1.0 | 0.00011176535 | 0.2752 | AML | other | m | 2021-07-30T11:28:09.11 |
IV.MF5.EHE. | ML:0.9 | 0.000049209265 | 0.2368 | AML | other | m | 2021-07-30T11:28:12.61 |
IV.MF5.EHN. | ML:0.7 | 0.000029088674999999996 | 0.2944 | AML | other | m | 2021-07-30T11:28:12.74 |