A magnitude ML 1.8 earthquake occured in region: 6 km N Castrocaro Terme e Terra del Sole (FC), on
and geographic coordinates (lat, lon) 44.2310, 11.9610 at 25 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 |
---|---|---|---|---|
Castrocaro Terme e Terra del Sole | FC | 6 | 6426 | 6426 |
Forlì | FC | 7 | 117913 | 124339 |
Faenza | RA | 9 | 58541 | 182880 |
Dovadola | FC | 13 | 1653 | 184533 |
Meldola | FC | 14 | 9970 | 194503 |
Forlimpopoli | FC | 14 | 13290 | 207793 |
Predappio | FC | 14 | 6346 | 214139 |
Brisighella | RA | 15 | 7639 | 221778 |
Modigliana | FC | 16 | 4560 | 226338 |
Castel Bolognese | RA | 16 | 9554 | 235892 |
Bertinoro | FC | 17 | 11059 | 246951 |
Russi | RA | 17 | 12247 | 259198 |
Solarolo | RA | 17 | 4488 | 263686 |
Cotignola | RA | 17 | 7474 | 271160 |
Riolo Terme | RA | 19 | 5720 | 276880 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.8 | 2021-08-03 13:46:43 |
44.2308 | 11.9608 | 25 | 2021-12-29 11:12:53 |
Bollettino Sismico Italiano INGV | 98466081 |
Reviewed Rev100 |
ML 1.8 | 2021-08-03 13:46:43 |
44.2295 | 11.9612 | 25 | 2021-08-03 13:57:47 |
Sala Sismica INGV-Roma | 93619041 |
Field | Value |
---|---|
Time (UTC) | 2021-08-03 13:46:43 ± 0.33 |
Latitude | 44.2308 ± 0.0126 |
Longitude | 11.9608 ± 0.0151 |
Depth (km) | 25 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 98466081 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1207 |
Semi-minor axis of confidence ellipse (meter) | 999 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 111 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1210.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 104 |
Number of associated phases, regardless of their use for origin computation | 46 |
Number of defining phases | 22 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.4 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.61514 |
Number of stations at which the event was observed | 36 |
Number of stations from which data was used for origin computation | 12 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.4 |
Num. used stations | 22 |
Type of magnitude | ML |
Reference to an origin | 93619041 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-08-03 13:57:47 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.4 |
Num. used stations | 22 |
Type of magnitude | ML |
Reference to an origin | 98466081 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-12-13 14:16:46 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IX.SNR3.EHZ.02 | 2021-08-03T13:48:39.94 | 3.0 | undecidable | manual | Sn | 4.14 | 0 | |||
IV.EPZF.HHZ. | 2021-08-03T13:48:38.62 | 3.0 | undecidable | manual | Pg | 17.219999 | 0 | |||
IV.SELL.HHZ. | 2021-08-03T13:48:38.05 | 3.0 | undecidable | manual | Pg | 22.879999 | 0 | |||
GU.TRAV.HHZ. | 2021-08-03T13:48:32.19 | 3.0 | undecidable | manual | Sg | 18.48 | 0 | |||
IV.OVO.HHZ. | 2021-08-03T13:48:28.00 | 3.0 | undecidable | manual | Sn | 1.67 | 0 | |||
IV.PTRJ.HNZ. | 2021-08-03T13:48:25.42 | 3.0 | undecidable | manual | Sg | 9.18 | 0 | |||
IV.SPS2.HHZ. | 2021-08-03T13:48:23.44 | 3.0 | undecidable | manual | Pg | 13.5 | 0 | |||
IT.PLTA.HNZ. | 2021-08-03T13:48:20.91 | 3.0 | undecidable | manual | Sg | 11.99 | 0 | |||
IV.PTRP.HHZ. | 2021-08-03T13:48:09.37 | 3.0 | undecidable | manual | Pg | 14.91 | 0 | |||
MN.BNI.HHZ. | 2021-08-03T13:47:59.33 | 3.0 | negative | manual | Pg | 16.889999 | 0 | |||
IX.SCL3.EHZ.02 | 2021-08-03T13:47:50.92 | 3.0 | positive | manual | Pn | 1.84 | 0 | |||
CR.STON.BHZ. | 2021-08-03T13:47:49.74 | 3.0 | negative | manual | Pn | 0.48 | 0 | |||
IV.VCEL.EHZ. | 2021-08-03T13:47:46.33 | 3.0 | undecidable | manual | Sn | -2.08 | 0 | |||
IX.RSF3.HHZ.02 | 2021-08-03T13:47:45.51 | 3.0 | undecidable | manual | Pn | 1.47 | 0 | |||
GU.LSD.HHZ. | 2021-08-03T13:47:45.91 | 3.0 | undecidable | manual | Pn | 6.31 | 0 | |||
IV.CAFE.HHZ. | 2021-08-03T13:47:42.89 | 3.0 | undecidable | manual | Pn | -0.81 | 0 | |||
IV.MRB1.HHZ. | 2021-08-03T13:47:38.12 | 3.0 | negative | manual | Pn | -2.9 | 0 | |||
GU.BURY.HHZ. | 2021-08-03T13:47:38.84 | 3.0 | positive | manual | Pn | 5.59 | 0 | |||
IV.BSSO.HHZ. | 2021-08-03T13:47:34.40 | 3.0 | undecidable | manual | Pn | 0.36 | 0 | |||
IV.TREG.HNZ. | 2021-08-03T13:47:28.33 | 3.0 | undecidable | manual | Sn | -0.84 | 0 | |||
IV.CRTC.HHZ. | 2021-08-03T13:47:11.51 | 3.0 | undecidable | manual | S | -0.02 | 0 | |||
IV.CIMA.HNZ. | 2021-08-03T13:47:11.15 | 3.0 | positive | manual | Pn | 1.14 | 0 | |||
IV.ZEN8.EHZ. | 2021-08-03T13:47:10.80 | 3.0 | undecidable | manual | Pn | -1.8 | 0 | |||
GU.GRAM.HHZ. | 2021-08-03T13:47:09.46 | 3.0 | undecidable | manual | Pn | 1.03 | 0 | |||
IV.PARC.HHZ. | 2021-08-03T13:47:05.53 | 0.6 | undecidable | manual | S | 161 | 68.2761 | 104 | 1.15 | 33 |
IV.RUFI.EHZ. | 2021-08-03T13:47:01.62 | 0.6 | undecidable | manual | S | 220 | 56.499 | 107 | 0.28 | 47 |
IV.SEI.HHZ. | 2021-08-03T13:47:00.52 | 0.6 | undecidable | manual | S | 248 | 51.8037 | 109 | 0.38 | 47 |
IV.ASQU.HHZ. | 2021-08-03T13:46:59.99 | 0.6 | undecidable | manual | S | 196 | 50.1165 | 109 | 0.28 | 47 |
IV.VISG.HHZ. | 2021-08-03T13:46:58.54 | 0.6 | undecidable | manual | S | 264 | 42.1245 | 114 | 0.8 | 41 |
IV.SFI.EHZ. | 2021-08-03T13:46:56.47 | 0.6 | undecidable | manual | S | 194 | 37.3293 | 117 | -0.1 | 51 |
IV.PARC.HHZ. | 2021-08-03T13:46:55.52 | 0.3 | undecidable | manual | P | 161 | 68.2761 | 104 | 0.07 | 72 |
IV.CPGN.EHZ. | 2021-08-03T13:46:54.41 | 0.6 | undecidable | manual | P | 149 | 55.5999 | 107 | 0.84 | 39 |
IV.LMD.HHZ. | 2021-08-03T13:46:53.59 | 0.6 | undecidable | manual | S | 230 | 26.3514 | 127 | -0.51 | 48 |
IV.RUFI.EHZ. | 2021-08-03T13:46:53.47 | 0.3 | undecidable | manual | P | 220 | 56.499 | 107 | -0.23 | 72 |
IV.ASQU.HHZ. | 2021-08-03T13:46:52.46 | 0.1 | undecidable | manual | P | 196 | 50.1165 | 109 | -0.29 | 96 |
IV.SEI.HHZ. | 2021-08-03T13:46:52.89 | 0.3 | undecidable | manual | P | 248 | 51.8037 | 109 | -0.12 | 74 |
IV.MTRZ.HNN. | 2021-08-03T13:46:52.93 | 0.3 | undecidable | manual | P | 282 | 43.5231 | 113 | 1.11 | 54 |
IV.BRSN.EHZ. | 2021-08-03T13:46:52.03 | 0.6 | undecidable | manual | S | 58 | 11.1777 | 153 | 0.59 | 49 |
IV.BRIS.HHZ. | 2021-08-03T13:46:51.74 | 0.6 | undecidable | manual | S | 267 | 15.4734 | 144 | -0.3 | 50 |
IV.FAEN.HNZ. | 2021-08-03T13:46:51.67 | 0.3 | undecidable | manual | S | 314 | 9.2796 | 157 | 0.44 | 76 |
IV.VISG.HHZ. | 2021-08-03T13:46:51.72 | 0.3 | undecidable | manual | P | 264 | 42.1245 | 114 | 0.1 | 76 |
IV.SFI.EHZ. | 2021-08-03T13:46:50.54 | 0.1 | undecidable | manual | P | 194 | 37.3293 | 117 | -0.4 | 96 |
IV.LMD.HHZ. | 2021-08-03T13:46:48.96 | 0.1 | undecidable | manual | P | 230 | 26.3514 | 127 | -0.55 | 93 |
IV.BRSN.EHZ. | 2021-08-03T13:46:47.66 | 0.1 | undecidable | manual | P | 58 | 11.1777 | 153 | -0.32 | 100 |
IV.BRIS.HHZ. | 2021-08-03T13:46:47.92 | 0.1 | undecidable | manual | P | 267 | 15.4734 | 144 | -0.41 | 98 |
IV.FAEN.HNZ. | 2021-08-03T13:46:47.62 | 0.3 | undecidable | manual | P | 314 | 9.2796 | 157 | -0.24 | 77 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.BRIS.HHE. | ML:2.4 | 0.001405 | 1.68 | AML | other | m | 2021-08-03T13:46:52.86 |
IV.BRIS.HHN. | ML:2.2 | 0.0008865 | 1.56 | AML | other | m | 2021-08-03T13:46:52.99 |
IV.BRSN.HNN. | ML:2.4 | 0.00148 | 0.54 | AML | other | m | 2021-08-03T13:46:52.49 |
IV.BRSN.EHN. | ML:2.4 | 0.00148 | 0.54 | AML | other | m | 2021-08-03T13:46:52.49 |
IV.BRSN.EHE. | ML:2.4 | 0.00156 | 0.32 | AML | other | m | 2021-08-03T13:46:52.74 |
IV.BRSN.HNE. | ML:2.4 | 0.0015899999999999998 | 0.34 | AML | other | m | 2021-08-03T13:46:52.75 |
IV.LMD.HHN. | ML:2.0 | 0.0004575 | 0.28 | AML | other | m | 2021-08-03T13:46:53.90 |
IV.LMD.HHE. | ML:2.0 | 0.000393 | 1.82 | AML | other | m | 2021-08-03T13:46:54.06 |
IV.SFI.EHN. | ML:1.7 | 0.0001615 | 1.02 | AML | other | m | 2021-08-03T13:46:57.12 |
IV.SFI.EHE. | ML:1.8 | 0.0002055 | 1.04 | AML | other | m | 2021-08-03T13:46:57.44 |
IV.SFI.HNN. | ML:1.8 | 0.000182062925 | 0.4288 | AML | other | m | 2021-08-03T13:46:57.63 |
IV.SFI.HNE. | ML:1.7 | 0.00016335545 | 0.4288 | AML | other | m | 2021-08-03T13:46:58.07 |
IV.VISG.HHE. | ML:1.3 | 0.00006214999999999999 | 0.34 | AML | other | m | 2021-08-03T13:46:59.46 |
IV.VISG.HHN. | ML:1.5 | 0.00008035 | 0.24 | AML | other | m | 2021-08-03T13:46:59.62 |
IV.ASQU.HHE. | ML:1.6 | 0.0000902 | 0.38 | AML | other | m | 2021-08-03T13:47:01.59 |
IV.SEI.HHN. | ML:2.2 | 0.0003435 | 0.22 | AML | other | m | 2021-08-03T13:47:02.19 |
IV.ASQU.HHN. | ML:1.6 | 0.00009815 | 0.32 | AML | other | m | 2021-08-03T13:47:02.08 |
IV.RUFI.EHE. | ML:1.6 | 0.00007375 | 1.14 | AML | other | m | 2021-08-03T13:47:02.94 |
IV.SEI.HHE. | ML:1.8 | 0.0001265 | 1.04 | AML | other | m | 2021-08-03T13:47:02.95 |
IV.RUFI.EHN. | ML:1.5 | 0.0000635 | 0.66 | AML | other | m | 2021-08-03T13:47:03.41 |
IV.PARC.HHN. | ML:1.3 | 0.0000287 | 0.68 | AML | other | m | 2021-08-03T13:47:06.79 |
IV.PARC.HHE. | ML:1.1 | 0.00002135 | 0.58 | AML | other | m | 2021-08-03T13:47:09.51 |