A magnitude ML 0.6 earthquake occured in region: 5 km E Valtopina (PG), on
and geographic coordinates (lat, lon) 43.0500, 12.8200 at 11 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 |
---|---|---|---|---|
Valtopina | PG | 5 | 1398 | 1398 |
Nocera Umbra | PG | 7 | 5839 | 7237 |
Serravalle di Chienti | MC | 11 | 1070 | 8307 |
Spello | PG | 14 | 8645 | 16952 |
Foligno | PG | 14 | 57155 | 74107 |
Sefro | MC | 15 | 422 | 74529 |
Monte Cavallo | MC | 16 | 145 | 74674 |
Assisi | PG | 17 | 28299 | 102973 |
Fiuminata | MC | 18 | 1402 | 104375 |
Muccia | MC | 19 | 915 | 105290 |
Pieve Torina | MC | 19 | 1458 | 106748 |
Pioraco | MC | 20 | 1134 | 107882 |
Sellano | PG | 20 | 1079 | 108961 |
Trevi | PG | 20 | 8469 | 117430 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.6 | 2021-09-18 20:20:21 |
43.0502 | 12.8202 | 11 | 2021-09-18 20:30:17 |
Sala Sismica INGV-Roma | 95600611 |
Field | Value |
---|---|
Time (UTC) | 2021-09-18 20:20:21 ± 0.04 |
Latitude | 43.0502 ± 0.0027 |
Longitude | 12.8202 ± 0.0025 |
Depth (km) | 11 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 95600611 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 289 |
Semi-minor axis of confidence ellipse (meter) | 204 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 201 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 290.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 131 |
Number of associated phases, regardless of their use for origin computation | 18 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.1 |
Epicentral distance of station closest to the epicenter (degree) | 0.07644 |
Epicentral distance of station farthest from the epicenter (degree) | 0.34624 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 0.6 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 95600611 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-09-18 20:30:17 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.EL6.EHZ. | 2021-09-18T20:20:34.01 | 0.6 | undecidable | manual | S | 36 | 38.4282 | 50 | 0.16 | 47 |
IV.CSP1.EHZ. | 2021-09-18T20:20:32.32 | 0.6 | undecidable | manual | S | 81 | 31.5462 | 50 | 0.32 | 46 |
IV.NRCA.HHZ. | 2021-09-18T20:20:32.62 | 0.6 | undecidable | manual | S | 135 | 33.8439 | 50 | -0.02 | 48 |
IV.SNTG.HHZ. | 2021-09-18T20:20:30.05 | 0.6 | undecidable | manual | S | 23 | 24.753 | 50 | -0.15 | 48 |
IV.ATCC.EHZ. | 2021-09-18T20:20:29.38 | 0.6 | undecidable | manual | S | 316 | 20.868 | 50 | 0.21 | 47 |
IV.FDMO.HHZ. | 2021-09-18T20:20:29.34 | 0.6 | undecidable | manual | S | 94 | 21.6672 | 50 | -0.04 | 49 |
IV.EL6.EHZ. | 2021-09-18T20:20:28.46 | 0.1 | undecidable | manual | P | 36 | 38.4282 | 50 | -0.01 | 96 |
IV.MML1.EHZ. | 2021-09-18T20:20:27.18 | 0.6 | undecidable | manual | S | 60 | 14.1747 | 128 | -0.15 | 49 |
IV.CSP1.EHZ. | 2021-09-18T20:20:27.38 | 0.3 | undecidable | manual | P | 81 | 31.5462 | 50 | -0.02 | 73 |
IV.NRCA.HHZ. | 2021-09-18T20:20:27.66 | 0.1 | undecidable | manual | P | 135 | 33.8439 | 50 | -0.11 | 95 |
IV.SNTG.HHZ. | 2021-09-18T20:20:26.24 | 0.1 | undecidable | manual | P | 23 | 24.753 | 50 | -0.12 | 96 |
IV.CESI.HHZ. | 2021-09-18T20:20:26.01 | 0.6 | undecidable | manual | S | 126 | 8.4804 | 142 | 0.07 | 50 |
IV.ASSB.HHZ. | 2021-09-18T20:20:26.95 | 0.6 | undecidable | manual | S | 266 | 13.0758 | 130 | -0.1 | 49 |
IV.FDMO.HHZ. | 2021-09-18T20:20:25.81 | 0.1 | undecidable | manual | P | 94 | 21.6672 | 50 | -0.08 | 97 |
IV.ATCC.EHZ. | 2021-09-18T20:20:25.77 | 0.1 | undecidable | manual | P | 316 | 20.868 | 50 | 0 | 99 |
IV.CESI.HHZ. | 2021-09-18T20:20:24.03 | 0.1 | undecidable | manual | P | 126 | 8.4804 | 142 | 0.13 | 98 |
IV.ASSB.HHZ. | 2021-09-18T20:20:24.56 | 0.1 | undecidable | manual | P | 266 | 13.0758 | 130 | 0.02 | 100 |
IV.MML1.EHZ. | 2021-09-18T20:20:24.73 | 0.1 | undecidable | manual | P | 60 | 14.1747 | 128 | 0.02 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CESI.HHN. | ML:0.4 | 0.0000369 | 0.3 | AML | other | m | 2021-09-18T20:20:26.26 |
IV.CESI.HHE. | ML:0.5 | 0.0000405 | 0.08 | AML | other | m | 2021-09-18T20:20:26.28 |
IV.ASSB.HHN. | ML:0.8 | 0.00006994999999999999 | 0.06 | AML | other | m | 2021-09-18T20:20:27.16 |
IV.ASSB.HHE. | ML:0.7 | 0.00005025 | 1.08 | AML | other | m | 2021-09-18T20:20:27.22 |
IV.MML1.EHE. | ML:0.7 | 0.00004385 | 0.14 | AML | other | m | 2021-09-18T20:20:27.33 |
IV.MML1.EHN. | ML:0.9 | 0.00007165 | 0.2 | AML | other | m | 2021-09-18T20:20:27.46 |
IV.FDMO.HHE. | ML:0.5 | 0.00001915 | 1.34 | AML | other | m | 2021-09-18T20:20:29.76 |
IV.FDMO.HHN. | ML:0.4 | 0.000017250000000000003 | 1.22 | AML | other | m | 2021-09-18T20:20:30.77 |
IV.NRCA.HHE. | ML:0.8 | 0.00002425 | 0.08 | AML | other | m | 2021-09-18T20:20:32.93 |
IV.NRCA.HHN. | ML:0.8 | 0.00002265 | 0.12 | AML | other | m | 2021-09-18T20:20:33.31 |