A magnitude ML 0.9 earthquake occured in region: 9 km NW Sellano (PG), on
and geographic coordinates (lat, lon) 42.9610, 12.8720 at 7 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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 | 9 | 1079 | 1079 |
Monte Cavallo | MC | 11 | 145 | 1224 |
Trevi | PG | 14 | 8469 | 9693 |
Foligno | PG | 14 | 57155 | 66848 |
Serravalle di Chienti | MC | 14 | 1070 | 67918 |
Valtopina | PG | 15 | 1398 | 69316 |
Cerreto di Spoleto | PG | 16 | 1075 | 70391 |
Preci | PG | 16 | 724 | 71115 |
Spello | PG | 17 | 8645 | 79760 |
Pieve Torina | MC | 17 | 1458 | 81218 |
Campello sul Clitunno | PG | 17 | 2442 | 83660 |
Visso | MC | 18 | 1107 | 84767 |
Nocera Umbra | PG | 18 | 5839 | 90606 |
Montefalco | PG | 19 | 5679 | 96285 |
Muccia | MC | 20 | 915 | 97200 |
Fiordimonte | MC | 20 | 202 | 97402 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.9 | 2021-07-25 17:30:11 |
42.9608 | 12.8725 | 7 | 2021-12-29 11:12:16 |
Bollettino Sismico Italiano INGV | 93561521 |
Reviewed Rev100 |
ML 0.9 | 2021-07-25 17:30:11 |
42.9613 | 12.8708 | 7 | 2021-07-25 17:53:41 |
Sala Sismica INGV-Roma | 93206601 |
Field | Value |
---|---|
Time (UTC) | 2021-07-25 17:30:11 ± 0.08 |
Latitude | 42.9608 ± 0.0027 |
Longitude | 12.8725 ± 0.0025 |
Depth (km) | 7 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 93561521 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 262 |
Semi-minor axis of confidence ellipse (meter) | 165 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 196 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 260.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 121 |
Number of associated phases, regardless of their use for origin computation | 21 |
Number of defining phases | 17 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.12 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.27609 |
Number of stations at which the event was observed | 13 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.3 |
Num. used stations | 18 |
Type of magnitude | ML |
Reference to an origin | 93561521 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-08-02 13:34:57 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.3 |
Num. used stations | 18 |
Type of magnitude | ML |
Reference to an origin | 93206601 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-07-25 17:53:41 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.BRSN.EHZ. | 2021-07-25T17:30:36.28 | 3.0 | negative | manual | P | -0.46 | 0 | |||
IV.MMUR.HNZ. | 2021-07-25T17:30:31.26 | 3.0 | undecidable | manual | S | -0.59 | 0 | |||
IV.CSP1.EHZ. | 2021-07-25T17:30:22.35 | 0.6 | undecidable | manual | S | 62 | 30.6471 | 103 | -0.25 | 46 |
IV.NRCA.HHZ. | 2021-07-25T17:30:20.47 | 0.6 | undecidable | manual | S | 126 | 24.1536 | 107 | 0.02 | 49 |
IV.FDMO.HHZ. | 2021-07-25T17:30:18.70 | 0.6 | undecidable | manual | S | 64 | 19.3695 | 110 | -0.15 | 48 |
IV.ASSB.HHZ. | 2021-07-25T17:30:18.82 | 0.6 | undecidable | manual | S | 298 | 19.5693 | 110 | -0.1 | 49 |
IV.MML1.EHZ. | 2021-07-25T17:30:18.77 | 0.1 | undecidable | manual | S | 25 | 18.7701 | 111 | 0.12 | 97 |
IV.GAVE.HNZ. | 2021-07-25T17:30:17.85 | 0.3 | undecidable | manual | P | 177 | 29.8479 | 104 | 0.01 | 73 |
IV.FEMA.HNE. | 2021-07-25T17:30:17.61 | 0.6 | undecidable | manual | S | 89 | 14.3745 | 117 | 0.34 | 47 |
IV.CSP1.EHZ. | 2021-07-25T17:30:17.98 | 0.6 | undecidable | manual | P | 62 | 30.6471 | 103 | -0.01 | 49 |
IV.NRCA.HHZ. | 2021-07-25T17:30:16.56 | 0.1 | undecidable | manual | P | 126 | 24.1536 | 107 | -0.19 | 95 |
IT.MTCL.HGE. | 2021-07-25T17:30:16.19 | 0.1 | undecidable | manual | S | 70 | 10.878 | 123 | -0.04 | 100 |
IV.FEMA.HNE. | 2021-07-25T17:30:15.04 | 0.1 | undecidable | manual | P | 89 | 14.3745 | 117 | 0.13 | 98 |
IV.MML1.EHZ. | 2021-07-25T17:30:15.68 | 0.1 | undecidable | manual | P | 25 | 18.7701 | 111 | -0.03 | 99 |
IV.FDMO.HHZ. | 2021-07-25T17:30:15.81 | 0.1 | undecidable | manual | P | 64 | 19.3695 | 110 | -0.01 | 99 |
IV.ASSB.HHZ. | 2021-07-25T17:30:15.92 | 0.1 | undecidable | manual | P | 298 | 19.5693 | 110 | 0.06 | 98 |
IV.LNSS.HHZ. | 2021-07-25T17:30:14.72 | 3.0 | undecidable | manual | P | -0.71 | 0 | |||
IT.MTCL.HGE. | 2021-07-25T17:30:14.38 | 0.1 | undecidable | manual | P | 70 | 10.878 | 123 | 0.07 | 99 |
IV.MOMA.HHZ. | 2021-07-25T17:30:14.49 | 3.0 | undecidable | manual | P | -0.22 | 0 | |||
IV.CESI.HNN. | 2021-07-25T17:30:14.69 | 0.3 | undecidable | manual | S | 28 | 5.4945 | 142 | -0.15 | 74 |
IV.CESI.HNN. | 2021-07-25T17:30:13.59 | 0.1 | undecidable | manual | P | 28 | 5.4945 | 142 | 0.08 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MML1.HNN. | ML:0.9 | 0.00006699949499999999 | 1.4752 | AML | other | m | 2021-07-25T17:30:16.24 |
IV.MML1.HNE. | ML:0.9 | 0.00006508737000000001 | 0.384 | AML | other | m | 2021-07-25T17:30:17.75 |
IV.FDMO.HHE. | ML:0.6 | 0.000037154195000000004 | 0.128 | AML | other | m | 2021-07-25T17:30:18.92 |
IV.FDMO.HHN. | ML:0.7 | 0.000037869465000000005 | 1.7952 | AML | other | m | 2021-07-25T17:30:19.91 |
IV.MML1.EHE. | ML:0.7 | 0.000046100715 | 0.2176 | AML | other | m | 2021-07-25T17:30:19.19 |
IV.NRCA.HNE. | ML:1.1 | 0.000074794185 | 0.4608 | AML | other | m | 2021-07-25T17:30:19.27 |
IV.MML1.EHN. | ML:0.7 | 0.00004145 | 0.6 | AML | other | m | 2021-07-25T17:30:19.03 |
IV.ASSB.HHN. | ML:0.6 | 0.00003462354 | 0.1152 | AML | other | m | 2021-07-25T17:30:19.51 |
IV.ASSB.HHE. | ML:0.7 | 0.000038665184999999996 | 0.1536 | AML | other | m | 2021-07-25T17:30:19.58 |
IV.LNSS.HNN. | ML:1.7 | 0.00017954095999999996 | 0.7808 | AML | other | m | 2021-07-25T17:30:20.44 |
IV.NRCA.HHN. | ML:0.7 | 0.00003154377 | 0.1152 | AML | other | m | 2021-07-25T17:30:21.51 |
IV.NRCA.HHE. | ML:0.6 | 0.00002658203 | 1.936 | AML | other | m | 2021-07-25T17:30:22.01 |
IV.NRCA.HNN. | ML:1.4 | 0.00016632239999999997 | 0.608 | AML | other | m | 2021-07-25T17:30:22.22 |
IV.LNSS.HHN. | ML:1.5 | 0.00010124329499999999 | 0.1152 | AML | other | m | 2021-07-25T17:30:26.26 |
IV.LNSS.HHE. | ML:1.6 | 0.000127182555 | 0.0768 | AML | other | m | 2021-07-25T17:30:28.00 |
IV.LNSS.HNE. | ML:1.5 | 0.000102884745 | 0.064 | AML | other | m | 2021-07-25T17:30:28.01 |
IV.CSP1.EHE. | ML:1.1 | 0.000061134775 | 1.3088 | AML | other | m | 2021-07-25T17:30:30.92 |
IV.CSP1.EHN. | ML:1.3 | 0.000102212635 | 0.1056 | AML | other | m | 2021-07-25T17:30:34.14 |