A magnitude ML 1.8 earthquake occured in region: 6 km S Arquata del Tronto (AP), on
and geographic coordinates (lat, lon) 42.7220, 13.3160 at 13 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 |
---|---|---|---|---|
Arquata del Tronto | AP | 6 | 1178 | 1178 |
Accumoli | RI | 6 | 667 | 1845 |
Acquasanta Terme | AP | 9 | 2916 | 4761 |
Amatrice | RI | 10 | 2657 | 7418 |
Montegallo | AP | 14 | 523 | 7941 |
Valle Castellana | TE | 15 | 977 | 8918 |
Cittareale | RI | 17 | 482 | 9400 |
Rocca Santa Maria | TE | 18 | 537 | 9937 |
Campotosto | AQ | 19 | 542 | 10479 |
Cortino | TE | 19 | 656 | 11135 |
Norcia | PG | 20 | 4957 | 16092 |
Montemonaco | AP | 20 | 604 | 16696 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.8 | 2017-02-22 18:13:53 |
42.7222 | 13.3157 | 13 | 2017-02-22 18:26:10 |
Sala Sismica INGV-Roma | 41491631 |
Field | Value |
---|---|
Time (UTC) | 2017-02-22 18:13:53 ± 0.12 |
Latitude | 42.7222 ± 0.0036 |
Longitude | 13.3157 ± 0.0049 |
Depth (km) | 13 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 41491631 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 427 |
Semi-minor axis of confidence ellipse (meter) | 233 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 234 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 430.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 83 |
Number of associated phases, regardless of their use for origin computation | 38 |
Number of defining phases | 22 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.25 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.38761 |
Number of stations at which the event was observed | 28 |
Number of stations from which data was used for origin computation | 12 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.8 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 41491631 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2017-02-22 18:26:10 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CTI.HHZ. | 2017-02-22T18:15:41.44 | 3.0 | undecidable | manual | Sg | 11.33 | 0 | |||
IV.ORI.HHZ. | 2017-02-22T18:15:39.06 | 3.0 | undecidable | manual | Sg | 7.82 | 0 | |||
IV.SALO.HHZ. | 2017-02-22T18:15:34.94 | 3.0 | undecidable | manual | Sn | 5.13 | 0 | |||
IV.TREG.HNZ. | 2017-02-22T18:15:34.27 | 3.0 | undecidable | manual | Sg | 12.31 | 0 | |||
IV.NDIM.HHZ. | 2017-02-22T18:15:11.73 | 3.0 | undecidable | manual | Sn | 0.02 | 0 | |||
IV.ERC.EHZ. | 2017-02-22T18:15:09.36 | 3.0 | undecidable | manual | Pn | 5.19 | 0 | |||
CR.BRJN.HHZ. | 2017-02-22T18:14:54.06 | 3.0 | undecidable | manual | Sn | -3.78 | 0 | |||
IV.ZONE.HHZ. | 2017-02-22T18:14:53.69 | 3.0 | positive | manual | Pn | 2.01 | 0 | |||
IV.PTRJ.HNZ. | 2017-02-22T18:14:45.01 | 3.0 | undecidable | manual | Sg | 1 | 0 | |||
CR.STON.BHZ. | 2017-02-22T18:14:42.92 | 3.0 | undecidable | manual | Pn | -1.1 | 0 | |||
BA.PZUN.HHZ. | 2017-02-22T18:14:38.16 | 3.0 | negative | manual | Pn | 0.22 | 0 | |||
IV.APEC.HHZ. | 2017-02-22T18:14:28.30 | 3.0 | undecidable | manual | S | -1.36 | 0 | |||
IV.VITU.HHZ. | 2017-02-22T18:14:28.40 | 3.0 | undecidable | manual | Pg | 3.75 | 0 | |||
TV.SF04.EHZ. | 2017-02-22T18:14:18.86 | 3.0 | negative | manual | P | 2.76 | 0 | |||
IV.LRP.HHZ. | 2017-02-22T18:14:14.07 | 3.0 | undecidable | manual | P | -0.48 | 0 | |||
IV.T1211.EHZ. | 2017-02-22T18:14:07.80 | 0.1 | undecidable | manual | S | 241 | 43.0236 | 94 | 0.14 | 92 |
IV.GIGS.HHZ. | 2017-02-22T18:14:05.68 | 0.1 | undecidable | manual | S | 145 | 36.5412 | 95 | -0.23 | 92 |
IV.TERO.HHZ. | 2017-02-22T18:14:03.11 | 0.1 | undecidable | manual | S | 115 | 25.9518 | 98 | -0.01 | 98 |
IV.RM33.EHZ. | 2017-02-22T18:14:03.21 | 0.1 | undecidable | manual | S | 199 | 25.0527 | 99 | 0.34 | 92 |
IV.NRCA.HHZ. | 2017-02-22T18:14:01.52 | 0.1 | undecidable | manual | S | 307 | 20.5683 | 104 | -0.16 | 98 |
IV.T1212.EHZ. | 2017-02-22T18:14:01.99 | 0.1 | undecidable | manual | S | 278 | 22.3554 | 101 | -0.16 | 97 |
IV.T1211.EHZ. | 2017-02-22T18:14:01.72 | 0.1 | undecidable | manual | P | 241 | 43.0236 | 94 | -0.03 | 96 |
IV.T1241.EHZ. | 2017-02-22T18:14:01.23 | 0.1 | undecidable | manual | S | 32 | 17.5713 | 109 | 0.29 | 95 |
IV.T1222.EHZ. | 2017-02-22T18:14:01.48 | 3.0 | positive | manual | P | -0.38 | 0 | |||
IV.T1218.EHZ. | 2017-02-22T18:14:00.85 | 0.1 | undecidable | manual | S | 251 | 17.3715 | 109 | -0.02 | 100 |
IV.GIGS.HHZ. | 2017-02-22T18:14:00.89 | 1.0 | negative | manual | P | 145 | 36.5412 | 95 | 0.15 | 24 |
IV.T1214.EHZ. | 2017-02-22T18:13:59.35 | 0.1 | undecidable | manual | S | 295 | 9.6792 | 133 | 0.25 | 96 |
IV.LNSS.HHZ. | 2017-02-22T18:13:59.17 | 0.1 | positive | manual | P | 240 | 26.0517 | 98 | 0.03 | 98 |
IV.MC2.EHZ. | 2017-02-22T18:13:59.06 | 0.6 | undecidable | manual | P | 334 | 23.3544 | 100 | 0.33 | 46 |
IV.SMA1.EHZ. | 2017-02-22T18:13:59.01 | 0.1 | undecidable | manual | S | 171 | 10.2786 | 130 | -0.22 | 96 |
IV.TERO.HHZ. | 2017-02-22T18:13:59.16 | 0.1 | negative | manual | P | 115 | 25.9518 | 98 | 0.02 | 99 |
IV.RM33.EHZ. | 2017-02-22T18:13:59.03 | 0.6 | positive | manual | P | 199 | 25.0527 | 99 | 0.04 | 49 |
IV.T1241.EHZ. | 2017-02-22T18:13:58.09 | 0.6 | positive | manual | P | 32 | 17.5713 | 109 | 0.22 | 48 |
IV.NRCA.HHZ. | 2017-02-22T18:13:58.13 | 0.1 | undecidable | manual | P | 307 | 20.5683 | 104 | -0.17 | 97 |
IV.T1212.EHZ. | 2017-02-22T18:13:58.58 | 1.0 | positive | manual | P | 278 | 22.3554 | 101 | 0 | 25 |
IV.SMA1.EHZ. | 2017-02-22T18:13:57.13 | 0.1 | negative | manual | P | 171 | 10.2786 | 130 | 0.24 | 97 |
IV.T1218.EHZ. | 2017-02-22T18:13:57.89 | 0.3 | positive | manual | P | 251 | 17.3715 | 109 | 0.06 | 74 |
IV.T1214.EHZ. | 2017-02-22T18:13:55.92 | 0.1 | undecidable | manual | P | 295 | 9.6792 | 133 | -0.89 | 78 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LNSS.HHN. | ML:1.4 | 0.0001225 | 0.12 | AML | other | m | 2017-02-22T18:14:04.47 |
IV.LNSS.HHE. | ML:1.4 | 0.00013350000000000002 | 1.06 | AML | other | m | 2017-02-22T18:14:05.69 |
IV.NDIM.HHN. | ML:4.0 | 0.001335 | 0.9 | AML | other | m | 2017-02-22T18:15:12.93 |
IV.NDIM.HNN. | ML:3.9 | 0.0010045 | 0.9 | AML | other | m | 2017-02-22T18:15:12.93 |
IV.NDIM.HNE. | ML:4.2 | 0.00177 | 0.08 | AML | other | m | 2017-02-22T18:15:39.86 |
IV.NDIM.HHE. | ML:4.1 | 0.00159 | 0.08 | AML | other | m | 2017-02-22T18:15:39.86 |
IV.NRCA.HHE. | ML:1.4 | 0.0001615 | 0.18 | AML | other | m | 2017-02-22T18:14:01.60 |
IV.NRCA.HHN. | ML:1.5 | 0.000213 | 0.14 | AML | other | m | 2017-02-22T18:14:01.62 |
IV.PTRJ.HHN. | ML:2.5 | 0.000125 | 0.8 | AML | other | m | 2017-02-22T18:14:24.46 |
IV.PTRJ.HHE. | ML:2.3 | 0.000081 | 1.1 | AML | other | m | 2017-02-22T18:14:58.21 |
BA.PZUN.HNE. | ML:3.2 | 0.0001658 | 0.46 | AML | other | m | 2017-02-22T18:15:17.81 |
BA.PZUN.HHN. | ML:3.2 | 0.000172 | 1.04 | AML | other | m | 2017-02-22T18:15:18.86 |
BA.PZUN.HHE. | ML:3.0 | 0.00010295 | 1.38 | AML | other | m | 2017-02-22T18:15:16.10 |
BA.PZUN.HNN. | ML:3.3 | 0.000231 | 1.44 | AML | other | m | 2017-02-22T18:15:17.89 |
IV.RM33.EHE. | ML:1.0 | 0.00006115000000000001 | 0.64 | AML | other | m | 2017-02-22T18:14:03.21 |
IV.RM33.EHN. | ML:1.0 | 0.00005575 | 0.82 | AML | other | m | 2017-02-22T18:14:03.16 |
TV.SF04.EHN. | ML:1.8 | 0.00003945 | 0.68 | AML | other | m | 2017-02-22T18:14:50.11 |
TV.SF04.EHE. | ML:1.8 | 0.0000349 | 0.82 | AML | other | m | 2017-02-22T18:14:26.31 |
IV.SMA1.EHE. | ML:1.7 | 0.0005935000000000001 | 0.24 | AML | other | m | 2017-02-22T18:13:59.39 |
IV.SMA1.EHN. | ML:1.8 | 0.0006630000000000001 | 0.1 | AML | other | m | 2017-02-22T18:13:59.56 |
IV.T1218.EHN. | ML:1.4 | 0.00017749999999999998 | 0.16 | AML | other | m | 2017-02-22T18:14:00.99 |
IV.T1218.EHE. | ML:1.2 | 0.0001246 | 1.52 | AML | other | m | 2017-02-22T18:14:01.05 |
IV.T1241.EHN. | ML:1.2 | 0.0001291 | 0.64 | AML | other | m | 2017-02-22T18:14:01.40 |
IV.T1241.EHE. | ML:1.2 | 0.000112 | 0.94 | AML | other | m | 2017-02-22T18:14:01.23 |
IV.TERO.HHN. | ML:1.1 | 0.00006305 | 0.38 | AML | other | m | 2017-02-22T18:14:04.24 |
IV.TERO.HHE. | ML:1.2 | 0.00009665 | 0.08 | AML | other | m | 2017-02-22T18:14:03.15 |
IV.ZONE.HHE. | ML:3.0 | 0.000053599999999999995 | 0.9 | AML | other | m | 2017-02-22T18:14:57.55 |
IV.ZONE.HHN. | ML:3.3 | 0.0000963 | 1.1 | AML | other | m | 2017-02-22T18:14:56.90 |