============= Nordic Format ============= Type 1 Line - Main Header ------------------------- This header contains most important information of the event such as time and location. +--------+------+-------------------------+-------------------------------------------+ |Columns |Format|Description |Comments | +--------+------+-------------------------+-------------------------------------------+ |1 | |Free |  | +--------+------+-------------------------+-------------------------------------------+ |2-5 |I4 |Year |Origin time (GTM) | +--------+------+-------------------------+-------------------------------------------+ |6 | |Free |  | +--------+------+-------------------------+-------------------------------------------+ |7-8 |I2 |Month | | +--------+------+-------------------------+-------------------------------------------+ |9-10 |I2 |Day of the month | | +--------+------+-------------------------+-------------------------------------------+ |11 | |Free |  | +--------+------+-------------------------+-------------------------------------------+ |12-13 |I2 |Hour |  | +--------+------+-------------------------+-------------------------------------------+ |14-15 |I2 |Minutes |  | +--------+------+-------------------------+-------------------------------------------+ |16 | |Free |  | +--------+------+-------------------------+-------------------------------------------+ |17-20 |F4.1 |Seconds |  | +--------+------+-------------------------+-------------------------------------------+ |21 |A1 |Location model or |Any character | |  | |quality indicator | | +--------+------+-------------------------+-------------------------------------------+ |22 |A1 |Distance indicator |L = Local, R = Regional, D = Distant | +--------+------+-------------------------+-------------------------------------------+ |23 |A1 |Event ID | - ' '= seismic event, unspecified event | | |  |  | - \* = Earthquake, with detailed analysis | | |  |  | - Q = Earthquake, confirmed by analyst | | |  |  | - E = Explosion, confirmed or announced | | |  |  | - P = Probable exlosion | | |  |  | - I = Induced(rock burst, collapse, etc) | | |  |  | - V = Volcanic event | | |  |  | - X = Landslide | +--------+------+-------------------------+-------------------------------------------+ |24-30 |F7.3 |Epicenter latitude (+N) | | +--------+------+-------------------------+-------------------------------------------+ |31-38 |F8.3 |Epicenter longitude (+E) | | +--------+------+-------------------------+-------------------------------------------+ |39-43 |F5.1 |Depth (km) | | +--------+------+-------------------------+-------------------------------------------+ |44 |A1 |Depth control or quality |F = Fixed depth, S = Starting value, | | |  |  |D,G,N,*,? as used by USG | +--------+------+-------------------------+-------------------------------------------+ |45 |A1 |Locating Indicator |F = Fixed depth, S = Starting value | +--------+------+-------------------------+-------------------------------------------+ |46-48 |A3 |Epicenter reporting | - APA = Kola Science Centre | | |  |agency | - BER = Ins. Solid Earth Physics, Bergen | | |  | | - DNK = Geological Survey of Dnk&Greenland| | |  | | - EST = Geological Survey of Estonia | | |  | | - HEL = Inst. Seismology, Univ. Helsinki | | |  | | - NAO = NTNF/NORSAR, Norway | | |  | | - UPP = Seismological Dpt- Univ Uppsala | | |  | | - USG = U.S. Geological Survey, USA | | |  | | - BSG = British Geological Survey, UK | +--------+------+-------------------------+-------------------------------------------+ |49-51 |I3 |Number of stations used | | +--------+------+-------------------------+-------------------------------------------+ |52-55 |F4.1 |RMS of time residuals (s)| | +--------+------+-------------------------+-------------------------------------------+ |56 | |Free |  | +--------+------+-------------------------+-------------------------------------------+ |57-59 |F3.1 |Magnitude no. 1 |  | +--------+------+-------------------------+-------------------------------------------+ |60 |A1 |Type of Magnitude | - L = Richter's local magnitude (ML) | | |  |  | - C = Coda duration magnitude (Mc) | | |  |  | - B = Body wave magnitude (mb) | | |  |  | - S = Surface wave magnitude (Ms) | | |  |  | - W = Moment magnitude (MW) | +--------+------+-------------------------+-------------------------------------------+ |61-63 |A3 |Magnitude reporting |  | | |  |agency |  | +--------+------+-------------------------+-------------------------------------------+ |64 | |Free |  | +--------+------+-------------------------+-------------------------------------------+ |65-67 |F3.1 |Magnitude no. 2 |  | +--------+------+-------------------------+-------------------------------------------+ |68 |A1 |Type of Magnitude |  | +--------+------+-------------------------+-------------------------------------------+ |69-71 |A3 |Magnitude reporting |  | | |  |agency |  | +--------+------+-------------------------+-------------------------------------------+ |72 | |Free |  | +--------+------+-------------------------+-------------------------------------------+ |73-75 |F3.1 |Magnitude no. 3 |  | +--------+------+-------------------------+-------------------------------------------+ |76 |A1 |Type of Magnitude |  | +--------+------+-------------------------+-------------------------------------------+ |77-79 |A3 |Magnitude reporting |  | | |  |agency |  | +--------+------+-------------------------+-------------------------------------------+ |80 |A1 |Type of this line ("1") |  | +--------+------+-------------------------+-------------------------------------------+ Type 2 Line - Macroseismic Header --------------------------------- This line contains the macroseismic information of the event. The header is optional and only required with macroseismic events. +--------+------+-------------------------+-------------------------------------------+ |Columns |Format|Description |Comments | +--------+------+-------------------------+-------------------------------------------+ |1-5 | |Free |  | +--------+------+-------------------------+-------------------------------------------+ |6-20 |A15 |Any descriptive text | | +--------+------+-------------------------+-------------------------------------------+ |21 | |Free | | +--------+------+-------------------------+-------------------------------------------+ |22 |A1 |Diastromorphism code | - F = Surface faulting | | | |(PDE type) | - U = Uplift or subsidence | | | | | - D = Faulting and uplift/subsidence | +--------+------+-------------------------+-------------------------------------------+ |23 |A1 |Tsunami code (PDE type) | - T = Tsunami generated | | | | | - Q = Possible Tsunami | +--------+------+-------------------------+-------------------------------------------+ |24 |A1 |Seiche code (PDE type) | - S = Seiche | | | | | - Q = Possible Seiche | +--------+------+-------------------------+-------------------------------------------+ |25 |A1 |Cultural effects (PDE | - C = Casualties reported | | | |type) | - D = Damage reported | | | | | - F = Earthquake was felt | | | | | - H = Earthquake was heard | +--------+------+-------------------------+-------------------------------------------+ |26 |A1 |Unusual effetcs (PDE | - L = Liquefaction | | | |type) | - G = Geysir/fumerol | | | | | - S = Landslide/avalanches | | | | | - B = Sand blows | | | | | - C = Cracking in the ground | | | | | - V = Visual phenomena | | | | | - O = Olfactory phenomena | | | | | - M = More than one of the above observed | +--------+------+-------------------------+-------------------------------------------+ |27 | |Free | | +--------+------+-------------------------+-------------------------------------------+ |28-29 |I2 |Maximum observed | | | | |intensity | | +--------+------+-------------------------+-------------------------------------------+ |30 |A1 |Maximum intensity |(+/-) indicating more precisely the | | | |qualifier |intensity | +--------+------+-------------------------+-------------------------------------------+ |31-32 |A2 |Intensity Scale(ISC | - MM = Modified Mercalli | | | |scale) | - RF = Rossi Forel | | | | | - CS = Mercalli - Cancani - Seberg | | | | | - SK = Medevev - Spoheur - Karnik | +--------+------+-------------------------+-------------------------------------------+ |33 | |Free | | +--------+------+-------------------------+-------------------------------------------+ |34-39 |F6.2 |Macroseismic latitude | | +--------+------+-------------------------+-------------------------------------------+ |40 | |Free | | +--------+------+-------------------------+-------------------------------------------+ |41-47 |F7.2 |Macroseismic longitude | | +--------+------+-------------------------+-------------------------------------------+ |48 | |Free | | +--------+------+-------------------------+-------------------------------------------+ |49-51 |F3.1 |Macroseismic magnitude | | +--------+------+-------------------------+-------------------------------------------+ |52 |A1 |Type of Magnitude | - I = Mag based on maximum intensity | | |  |  | - A = Mag based on felt area | | |  |  | - R = Mag based on radius of felt area | | |  |  | - \* = Mag calculated with special form. | +--------+------+-------------------------+-------------------------------------------+ |53-56 |F4.2 |Logarithm (base 10) of | | |  |  |radius(km) of felt area |  | +--------+------+-------------------------+-------------------------------------------+ |57-61 |F5.2 |Logarithm (base 10) of | | |  |  |area(km**2) number 1 |  | | |  |where earthquake was felt|  | | | |exceeding a given | | |  |  |intensity |  | +--------+------+-------------------------+-------------------------------------------+ |62-63 |I2 |Intensity bordering the | | | | |area number 1 | | +--------+------+-------------------------+-------------------------------------------+ |64-68 |F5.2 |Logarithm (base 10) of | | |  |  |area(km**2) number 2 |  | | |  |where earthquake was felt|  | | | |exceeding a given | | |  |  |intensity |  | +--------+------+-------------------------+-------------------------------------------+ |69-70 |I2 |Intensity bordering the | | | | |area number 2 | | +--------+------+-------------------------+-------------------------------------------+ |71 | |Free | | +--------+------+-------------------------+-------------------------------------------+ |72 |A1 |Quality rank of the |(A, B, C, D) | | | |report | | +--------+------+-------------------------+-------------------------------------------+ |73-75 |A3 |Reporting agency | | +--------+------+-------------------------+-------------------------------------------+ |76-79 | |Free | | +--------+------+-------------------------+-------------------------------------------+ |80 |A1 |Type of this line("2") | | +--------+------+-------------------------+-------------------------------------------+ Type 3 Line - Comment Header ---------------------------- This header contains a comment on the event and it is optional in many cases. +--------+------+-------------------------+-------------------------------------------+ |Columns |Format|Description |Comments | +--------+------+-------------------------+-------------------------------------------+ |1 | |Free |  | +--------+------+-------------------------+-------------------------------------------+ |2-79 |A15 |Text | | +--------+------+-------------------------+-------------------------------------------+ |80 |A1 |Type of this line("3") | | +--------+------+-------------------------+-------------------------------------------+ Type 5 line - Error Header -------------------------- This header contains error estimates of the previous line in the same format as the preceding this header. The header is optional. +--------+------+-------------------------+-------------------------------------------+ |Columns |Format|Description |Comments | +--------+------+-------------------------+-------------------------------------------+ |1 | |Free |  | +--------+------+-------------------------+-------------------------------------------+ |2-79 |Error estimates in same format | | | |as previous line, normally type |  | |  |1 line |  | +--------+------+-------------------------+-------------------------------------------+ |80 |A1 |Type of this line("5") | | +--------+------+-------------------------+-------------------------------------------+ Type 6 line - Waveform Header ----------------------------- This header contains the format and name of the waveform file associated with this event. The header is optional. +--------+------+-------------------------+-------------------------------------------+ |Columns |Format|Description |Comments | +--------+------+-------------------------+-------------------------------------------+ |1 | |Free |  | +--------+------+-------------------------+-------------------------------------------+ |2-79 |A |Dataformat and name of | | | | |the waveform file |  | |  | |associated with this |  | |  |  |event |  | +--------+------+-------------------------+-------------------------------------------+ |80 |A1 |Type of this line("5") | | +--------+------+-------------------------+-------------------------------------------+ Type 7 line - Help Header ------------------------- This line describes the phase data format for greater readability. This line is optional and always the same:: " STAT SP IPHASW D HRMM SECON CODA AMPLIT PERI AZIMU VELO SNR AR TRES W DIS CAZ7" Type ' ' line - Phase Arrival Data ---------------------------------- This line contains information about a single observation from a station. There are usually a lot of these lines and they make up the observation that can be read from the main header. +--------+------+-------------------------+-------------------------------------------+ |Columns |Format|Description |Comments | +--------+------+-------------------------+-------------------------------------------+ |1 | |Free |  | +--------+------+-------------------------+-------------------------------------------+ |2-5 |A4 |Station code |Blank = end of readings | +--------+------+-------------------------+-------------------------------------------+ |6 | |Free | | +--------+------+-------------------------+-------------------------------------------+ |7 |A1 |Instrument type |S = SP, B = BB, L = LP | +--------+------+-------------------------+-------------------------------------------+ |8 |A1 |Component |Z, N, E | +--------+------+-------------------------+-------------------------------------------+ |9 | |Free | | +--------+------+-------------------------+-------------------------------------------+ |10 |A1 |Quality indicator |I, E, etc. | +--------+------+-------------------------+-------------------------------------------+ |11-14 |A4 |Phase type |Codes used by: | | |  |(PG,SG,PN,etc.) | - BER: AML, AMS, AMB for ML, Ms, mb | | |  |  | - HEL: MSG, MSN, MPN for SG, SN, PN | +--------+------+-------------------------+-------------------------------------------+ |15 |I1 |Weighting indicator(1-4) |0 = full weight as in Hypocenter program | | |  |  |9 = timing error for the station | +--------+------+-------------------------+-------------------------------------------+ |16 | |Free | | +--------+------+-------------------------+-------------------------------------------+ |17 |A1 |First motion |C/D = clear compression/dilatation | | |  |  |+/- = unclear compression/dilatation | +--------+------+-------------------------+-------------------------------------------+ |18 |A1 |Time info |Blank = same day as in type 1 line | | |  |  |+ = next day, - = previous day | +--------+------+-------------------------+-------------------------------------------+ |19-20 |I2 |Hour |Phase onset time or time of maximum | +--------+------+-------------------------+amplitude measurement (GTM) + |21-22 |I2 |Minutes | | +--------+------+-------------------------+ + |23 | |Free | | +--------+------+-------------------------+ + |24-28 |F5.2 |Seconds | | +--------+------+-------------------------+-------------------------------------------+ |29 | |Free | | +--------+------+-------------------------+-------------------------------------------+ |30-33 |I4 |Signal duration (s) |From phase onset to noise | +--------+------+-------------------------+-------------------------------------------+ |34 | |Free | | +--------+------+-------------------------+-------------------------------------------+ |35-40 |F6.1 |Maximum amplitude (nm) |Zero to peak ground motion amplitude | +--------+------+-------------------------+-------------------------------------------+ |41 | |Free | | +--------+------+-------------------------+-------------------------------------------+ |42-45 |F4.2 |Period of maximum | | | |  |amplitude (s) | | +--------+------+-------------------------+-------------------------------------------+ |46 | |Free | | +--------+------+-------------------------+-------------------------------------------+ |47-51 |F5.1 |Back azimuth (deg) | | +--------+------+-------------------------+-------------------------------------------+ |52 | |Free | | +--------+------+-------------------------+-------------------------------------------+ |53-56 |F4.1 |Apparent velocity (km/s) | | +--------+------+-------------------------+-------------------------------------------+ |57-60 |F4.1 |Signal-to-noise ratio | | +--------+------+-------------------------+-------------------------------------------+ |61-63 |I3 |Azimuth residual (deg) |Observed minus theoretical | +--------+------+-------------------------+-------------------------------------------+ |64-68 |F5.1 |Travel time residual (s) |Observed minus theoretical | +--------+------+-------------------------+-------------------------------------------+ |69-70 |I2 |Actual weight user for | | | |  |location | | +--------+------+-------------------------+-------------------------------------------+ |71-75 |I5 |Epicentral distance (km) | | +--------+------+-------------------------+-------------------------------------------+ |76 | |Free | | +--------+------+-------------------------+-------------------------------------------+ |77-79 |I3 |Epicenter-to-station | | | |  |azimuth (deg) | | +--------+------+-------------------------+-------------------------------------------+ |80 |A1 |Type of this line (" ") | | +--------+------+-------------------------+-------------------------------------------+ Example Nordic File ------------------- Here is a example for a nordic file:: 2013 0103 0613 04.3 LE 63.635 22.913 0.0F HEL 15 0.3 1.6LHEL 1.4LUPP 1 GAP= 80 0.1 0.391 0.477 0.0 5 FULLY AUTOMATIC, EVENT TYPE & LOCATION & MAGNITUDE CHECKED (NIH) 3 CSS:2013003061203.WFDISC (DET3C) 6 MINING AREA & TIME WINDOW: PEDERSORE 3KM 3 2013 0103 0613 4.0 LE 63.650 22.942 0.0FFHEL 11 0.4 1.6LHEL 1 2013 0103 0613 5.2 LP 63.680 22.728 0.1F UPP 7 0.3 1.4LUPP 1 FINLAND 3 STAT SP IPHASW D HRMM SECON CODA AMPLIT PERI AZIMU VELO SNR AR TRES W DIS CAZ7 VAF BZ EP 0613 15.30 7.0 0.210 67 191 VAF BZ ES 0613 23.10 0.4 4 UMAU BZ EP 0613 22.64 -0.010 114 285 BURU BZ EPB 0613 25.38 141.0 -0.1 9 130 325 BURU BZ ES 0613 39.82 -0.3 4 ODEU BZ EP 0613 26.31 -0.2 9 138 310 SVAU BZ EP 0613 34.71 0.3 8 189 302 KEF BZ EPN 0613 35.36 0.0 4 192 148 KEF BZ ESN 0613 58.10 -0.0 8 SUF BZ EPG 0613 35.20 -0.1 8 193 121 SUF BZ MSG 0613 55.58 3.6 0.20 SUF BZ ESN 0613 58.00 -0.3 9 OUL BZ EPG 0613 39.06 224.0 -0.2 4 217 40 OUL BZ ESG 0614 04.50 0.3 5 SJUU BZ EP 0613 38.75 0.1 8 218 344 LILU BZ EP 0613 41.40 0.5 8 236 323 KAF BZ EPB 0613 42.50 314.0 0.2 4 243 133 KAF BZ MSG 0614 8.53 2.7 0.20 KAF BZ ESG 0614 11.10 -0.2 0 KALU BZ EPB 0613 43.50 0.2 6 249 5 KALU BZ ESB 0614 12.34 0.4 4 HEMU BZ EPB 0613 45.78 61.0 -0.4 8 268 249 HEMU BZ ESG 0614 18.14 -0.3 4 TOF BZ EPB 0613 48.10 0.0 3 281 13 TOF BZ MSG 0614 18.11 2.2 0.20 TOF BZ ESB 0614 20.10 -0.1 0 ERTU BZ ES 0614 27.84 0.4 0 328 354