A magnitude ML 1.0 earthquake occured in region: 3 km NW Montefranco (TR), on
and geographic coordinates (lat, lon) 42.6240, 12.7520 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 |
---|---|---|---|---|
Montefranco | TR | 3 | 1276 | 1276 |
Ferentillo | TR | 3 | 1913 | 3189 |
Arrone | TR | 5 | 2763 | 5952 |
Polino | TR | 9 | 233 | 6185 |
Terni | TR | 11 | 111501 | 117686 |
Labro | RI | 12 | 374 | 118060 |
Scheggino | PG | 12 | 461 | 118521 |
Spoleto | PG | 12 | 38218 | 156739 |
Morro Reatino | RI | 13 | 373 | 157112 |
Colli sul Velino | RI | 14 | 533 | 157645 |
Sant'Anatolia di Narco | PG | 14 | 564 | 158209 |
Rivodutri | RI | 15 | 1253 | 159462 |
Stroncone | TR | 16 | 4917 | 164379 |
Monteleone di Spoleto | PG | 17 | 599 | 164978 |
San Gemini | TR | 17 | 5018 | 169996 |
Poggio Bustone | RI | 17 | 2055 | 172051 |
Poggiodomo | PG | 18 | 117 | 172168 |
Acquasparta | TR | 18 | 4778 | 176946 |
Vallo di Nera | PG | 19 | 364 | 177310 |
Leonessa | RI | 19 | 2435 | 179745 |
Greccio | RI | 19 | 1558 | 181303 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2021-06-18 22:01:01 |
42.6243 | 12.7517 | 10 | 2021-06-18 22:43:05 |
Sala Sismica INGV-Roma | 91521781 |
Field | Value |
---|---|
Time (UTC) | 2021-06-18 22:01:01 ± 0.05 |
Latitude | 42.6243 ± 0.0027 |
Longitude | 12.7517 ± 0.0037 |
Depth (km) | 10 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 91521781 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 344 |
Semi-minor axis of confidence ellipse (meter) | 284 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 222 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 340.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 96 |
Number of associated phases, regardless of their use for origin computation | 17 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.14 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.47934 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.5 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 91521781 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-06-18 22:43:05 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.PE3.EHZ. | 2021-06-18T22:01:23.21 | 3.0 | undecidable | manual | P | 0.72 | 0 | |||
IV.FDMO.HHZ. | 2021-06-18T22:01:18.83 | 0.3 | undecidable | manual | S | 31 | 53.2023 | 50 | 0.4 | 64 |
IV.SMA1.EHZ. | 2021-06-18T22:01:16.97 | 0.6 | undecidable | manual | S | 89 | 47.619 | 50 | 0.04 | 46 |
IV.NRCA.HHZ. | 2021-06-18T22:01:14.25 | 0.3 | undecidable | manual | S | 52 | 37.5291 | 50 | 0.01 | 71 |
IV.RM33.EHZ. | 2021-06-18T22:01:14.83 | 0.3 | undecidable | manual | S | 109 | 39.9267 | 50 | -0.04 | 70 |
IV.FDMO.HHZ. | 2021-06-18T22:01:11.20 | 0.3 | undecidable | manual | P | 31 | 53.2023 | 50 | -0.03 | 69 |
IV.SMA1.EHZ. | 2021-06-18T22:01:10.40 | 0.1 | undecidable | manual | P | 89 | 47.619 | 50 | 0.03 | 93 |
IV.MOMA.HHZ. | 2021-06-18T22:01:10.41 | 0.1 | undecidable | manual | S | 323 | 24.8529 | 111 | -0.23 | 93 |
IV.NRCA.HHZ. | 2021-06-18T22:01:08.69 | 0.1 | undecidable | manual | P | 52 | 37.5291 | 50 | -0.13 | 93 |
IV.RM33.EHZ. | 2021-06-18T22:01:08.95 | 0.1 | undecidable | manual | P | 109 | 39.9267 | 50 | -0.23 | 90 |
IV.CESX.HHZ. | 2021-06-18T22:01:07.34 | 0.1 | undecidable | manual | S | 263 | 13.5753 | 125 | 0.17 | 96 |
IV.GAVE.EHZ. | 2021-06-18T22:01:07.29 | 0.3 | undecidable | manual | S | 57 | 13.875 | 125 | 0.04 | 74 |
IV.MOMA.HHZ. | 2021-06-18T22:01:06.70 | 0.1 | undecidable | manual | P | 323 | 24.8529 | 111 | -0.04 | 97 |
IV.ARRO.EHZ. | 2021-06-18T22:01:05.15 | 0.1 | undecidable | manual | S | 167 | 5.1948 | 152 | -0.03 | 100 |
IV.GAVE.EHZ. | 2021-06-18T22:01:04.81 | 0.1 | undecidable | manual | P | 57 | 13.875 | 125 | 0.03 | 99 |
IV.CESX.HHZ. | 2021-06-18T22:01:04.77 | 0.1 | undecidable | manual | P | 263 | 13.5753 | 125 | 0.03 | 98 |
IV.ARRO.EHZ. | 2021-06-18T22:01:03.63 | 0.1 | undecidable | manual | P | 167 | 5.1948 | 152 | 0.05 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ARRO.EHE. | ML:1.4 | 0.00044750000000000004 | 0.2 | AML | other | m | 2021-06-18T22:01:05.36 |
IV.ARRO.EHN. | ML:1.3 | 0.000352 | 0.7 | AML | other | m | 2021-06-18T22:01:05.60 |
IV.CESX.HHN. | ML:0.7 | 0.0000562 | 0.26 | AML | other | m | 2021-06-18T22:01:08.52 |
IV.GAVE.EHE. | ML:1.1 | 0.0001197 | 0.16 | AML | other | m | 2021-06-18T22:01:09.23 |
IV.GAVE.EHN. | ML:1.1 | 0.00012895000000000002 | 1.32 | AML | other | m | 2021-06-18T22:01:09.68 |
IV.GAVE.HNE. | ML:3.9 | 0.0765 | 1.58 | AML | other | m | 2021-06-18T22:01:09.91 |
IV.GAVE.HNN. | ML:3.0 | 0.01 | 0.42 | AML | other | m | 2021-06-18T22:01:10.28 |
IV.CESX.HHE. | ML:0.7 | 0.00005145 | 0.44 | AML | other | m | 2021-06-18T22:01:10.54 |
IV.MOMA.HHN. | ML:0.7 | 0.00002815 | 0.42 | AML | other | m | 2021-06-18T22:01:13.24 |
IV.RM33.EHE. | ML:1.0 | 0.00003465 | 0.16 | AML | other | m | 2021-06-18T22:01:15.33 |
IV.RM33.EHN. | ML:0.6 | 0.000015199999999999998 | 1.02 | AML | other | m | 2021-06-18T22:01:15.63 |
IV.MOMA.HHE. | ML:0.6 | 0.000025 | 1.22 | AML | other | m | 2021-06-18T22:01:15.15 |
IV.NRCA.HHN. | ML:0.9 | 0.00002845 | 1.58 | AML | other | m | 2021-06-18T22:01:15.84 |
IV.NRCA.HHE. | ML:0.8 | 0.000023 | 0.12 | AML | other | m | 2021-06-18T22:01:18.31 |