A magnitude ML 1.1 earthquake occured in region: 6 km NE Sellano (PG), on
and geographic coordinates (lat, lon) 42.9330, 12.9780 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 |
---|---|---|---|---|
Sellano | PG | 6 | 1079 | 1079 |
Monte Cavallo | MC | 7 | 145 | 1224 |
Preci | PG | 8 | 724 | 1948 |
Visso | MC | 9 | 1107 | 3055 |
Ussita | MC | 13 | 444 | 3499 |
Cerreto di Spoleto | PG | 13 | 1075 | 4574 |
Pieve Torina | MC | 14 | 1458 | 6032 |
Fiordimonte | MC | 15 | 202 | 6234 |
Castelsantangelo sul Nera | MC | 15 | 281 | 6515 |
Serravalle di Chienti | MC | 16 | 1070 | 7585 |
Pievebovigliana | MC | 17 | 866 | 8451 |
Muccia | MC | 18 | 915 | 9366 |
Norcia | PG | 18 | 4957 | 14323 |
Fiastra | MC | 19 | 559 | 14882 |
Acquacanina | MC | 19 | 121 | 15003 |
Trevi | PG | 20 | 8469 | 23472 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2021-02-23 17:28:04 |
42.9327 | 12.9783 | 11 | 2021-02-23 17:35:14 |
Sala Sismica INGV-Roma | 87413621 |
Field | Value |
---|---|
Time (UTC) | 2021-02-23 17:28:04 ± 0.06 |
Latitude | 42.9327 ± 0.0036 |
Longitude | 12.9783 ± 0.0049 |
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 | 87413621 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 407 |
Semi-minor axis of confidence ellipse (meter) | 365 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 48 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 410.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 69 |
Number of associated phases, regardless of their use for origin computation | 22 |
Number of defining phases | 22 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.22 |
Epicentral distance of station closest to the epicenter (degree) | 0.06025 |
Epicentral distance of station farthest from the epicenter (degree) | 0.40649 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 87413621 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-02-23 17:35:14 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.EL6.EHZ. | 2021-02-23T17:28:19.19 | 0.3 | undecidable | manual | S | 13 | 45.1215 | 50 | 0.16 | 68 |
IV.ATCC.EHZ. | 2021-02-23T17:28:17.52 | 0.3 | undecidable | manual | S | 316 | 39.2274 | 50 | 0.07 | 70 |
IV.MOMA.HNE. | 2021-02-23T17:28:16.92 | 0.3 | undecidable | manual | S | 247 | 36.1416 | 50 | 0.29 | 68 |
IV.GAVE.EHZ. | 2021-02-23T17:28:14.20 | 0.3 | undecidable | manual | S | 194 | 27.5502 | 50 | -0.14 | 71 |
IV.MMO1.EHZ. | 2021-02-23T17:28:14.41 | 0.3 | undecidable | manual | S | 97 | 28.5492 | 50 | -0.2 | 70 |
IV.CSP1.EHZ. | 2021-02-23T17:28:13.65 | 0.3 | undecidable | manual | S | 46 | 25.4523 | 50 | -0.14 | 71 |
IV.EL6.EHZ. | 2021-02-23T17:28:12.71 | 0.3 | negative | manual | P | 13 | 45.1215 | 50 | -0.14 | 69 |
IV.MC2.EHZ. | 2021-02-23T17:28:11.66 | 0.1 | undecidable | manual | S | 98 | 17.2716 | 121 | 0.24 | 94 |
IV.ATCC.EHZ. | 2021-02-23T17:28:11.88 | 1.0 | undecidable | manual | P | 316 | 39.2274 | 50 | -0.05 | 24 |
IV.MOMA.HNE. | 2021-02-23T17:28:11.51 | 0.3 | undecidable | manual | P | 247 | 36.1416 | 50 | 0.05 | 71 |
IV.MMO1.EHZ. | 2021-02-23T17:28:10.68 | 0.6 | positive | manual | P | 97 | 28.5492 | 50 | 0.38 | 45 |
IV.NRCA.HHZ. | 2021-02-23T17:28:10.67 | 0.3 | undecidable | manual | S | 135 | 15.5733 | 124 | -0.26 | 70 |
IV.MC2.EHZ. | 2021-02-23T17:28:09.17 | 0.3 | undecidable | manual | P | 98 | 17.2716 | 121 | 0.72 | 61 |
IV.CESI.HHZ. | 2021-02-23T17:28:09.35 | 0.3 | undecidable | manual | S | 323 | 9.9789 | 136 | -0.08 | 74 |
IV.CSP1.EHZ. | 2021-02-23T17:28:09.63 | 0.1 | positive | manual | P | 46 | 25.4523 | 50 | -0.19 | 94 |
IV.GAVE.EHZ. | 2021-02-23T17:28:09.90 | 0.3 | positive | manual | P | 194 | 27.5502 | 50 | -0.24 | 69 |
IV.NRCA.HHZ. | 2021-02-23T17:28:08.02 | 0.1 | negative | manual | P | 135 | 15.5733 | 124 | -0.15 | 96 |
IV.FEMA.HNN. | 2021-02-23T17:28:08.69 | 0.1 | undecidable | manual | S | 61 | 6.6933 | 148 | -0.03 | 100 |
IT.MTCL.HGN. | 2021-02-23T17:28:08.49 | 0.1 | undecidable | manual | S | 14 | 6.993 | 146 | -0.3 | 95 |
IV.CESI.HHZ. | 2021-02-23T17:28:07.34 | 0.3 | positive | manual | P | 323 | 9.9789 | 136 | 0.03 | 75 |
IV.FEMA.HNN. | 2021-02-23T17:28:07.09 | 0.1 | undecidable | manual | P | 61 | 6.6933 | 148 | 0.19 | 97 |
IT.MTCL.HGN. | 2021-02-23T17:28:06.99 | 0.1 | undecidable | manual | P | 14 | 6.993 | 146 | 0.05 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CESI.HHN. | ML:1.1 | 0.00015010000000000002 | 0.48 | AML | other | m | 2021-02-23T17:28:09.62 |
IV.CESI.HHE. | ML:0.9 | 0.0000973 | 1.02 | AML | other | m | 2021-02-23T17:28:09.45 |
IV.NRCA.HHN. | ML:1.5 | 0.0002615 | 0.16 | AML | other | m | 2021-02-23T17:28:10.74 |
IV.NRCA.HHE. | ML:1.3 | 0.0001715 | 0.64 | AML | other | m | 2021-02-23T17:28:11.11 |
IV.CSP1.EHE. | ML:1.2 | 0.000096879905 | 0.2816 | AML | other | m | 2021-02-23T17:28:14.59 |
IV.CSP1.EHN. | ML:1.1 | 0.00006515021 | 0.1408 | AML | other | m | 2021-02-23T17:28:13.85 |
IV.GAVE.EHE. | ML:0.8 | 0.000034029681499999996 | 0.1152 | AML | other | m | 2021-02-23T17:28:14.96 |
IV.GAVE.EHN. | ML:0.9 | 0.000038011075 | 0.128 | AML | other | m | 2021-02-23T17:28:14.76 |