Estimation of shallow S-wave velocity structure and site response characteristics by microtremor array measurements in Tekirdag region, NW Turkey

Karagoz, Ozlem; Chimoto, Kosuke; Citak, Seckin; Ozel, Oguz; Yamanaka, Hiroaki; Hatayama, Ken

doi:10.1186/s40623-015-0320-1

Earth, Planets and Space

Table 1 Station code, latitude, longitude, elevation, average slope, surface geology index (GI), array sizes of microtremor measurements, AVs30 values, and NEHRP site class

From: Estimation of shallow S-wave velocity structure and site response characteristics by microtremor array measurements in Tekirdag region, NW Turkey

Station	Lat. (°N)	Long. (°E)	Elev. (m)	Ave. slope	GI	Small array side sizes (m)	AVs30 (m/s)	NEHRP site class	Ave. Ampl (0.4–10 Hz)	Pre. freq (Hz)
T01	40.95818	27.49630	1	0.047	rf	16–2	349	D	3.1	3.6
T02	40.98201	27.54817	65	0.05	c	16–2	334	D	3.1	3.5
T03	40.99014	27.53412	148	0.005	s	24–3	359	C	3.0	9.5
T04	40.97891	27.51511	30	0.072	rf	20–2.5	458	C	2.6	13.5
T05	40.98146	27.48625	42	0.04	al	20–2.5	427	C	3.1	9.5
T06	40.99851	27.50511	160	0.052	cs	20–2.5	380	C	3.1	11.0
T07	40.97585	27.51673	3	0.039	rf	16–2	326	D	3.4	8.3
T08	40.96151	27.48737	17	0.082	c	20–2.5	414	C	2.7	12.6
T09	40.97543	27.50028	52	0.088	sa	20–2.5	413	C	2.8	9.2
T10	40.99137	27.55834	38	0.047	s	20–2.5	311	D	3.4	5.9
T11	40.99297	27.58932	66	0.068	cs	16–2	298	D	3.3	3.2
T12	40.98678	27.57682	4	0.015	al	20–2.5	334	D	3.5	4.8
T13	40.98077	27.55812	8	0.068	al	20–2.5	325	D	3.4	5.3
T14	40.99173	27.97571	25	0.045	cr	20–2.5	472	C	2.7	14.5
T15	40.97365	27.94926	5	0.019	cr	16–2	423	C	3.0	6.1
T16	41.01641	27.70498	67	0.034	cr	24–3	532	C	2.5	13.5
T17	40.99273	27.84108	2	0.017	cr	24–3	548	C	2.5	7.8
T18	41.00319	27.67659	1	0.025	al	20–2.5	375	C	3.1	9.9
T19	40.99074	27.61347	2	0.021	al	20–2.5	171	E	3.7	1.6
T20	40.97435	27.48372	21	0.015	al	20–2.5	246	D	3.5	2.3
T21	40.96864	27.49088	50	0.11	s	16–2	436	C	2.9	8.6
T22	40.95984	27.48182	11	0.018	al	24–3	142	E	3.6	1.0
T23	41.00021	27.4931	64	0.098	sa	24–3	428	C	2.9	8.6
T24	40.99142	27.48049	46	0.085	c	20–2.5	531	C	2.5	9.5
T25	40.99289	27.51033	125	0.123	s	24–3	492	C	2.7	6.1
T26	41.00811	27.52728	158	0.041	cs	32–4	478	C	2.8	14.5
T27	40.99369	27.56093	60	0.046	cs	20–2.5	502	C	2.6	13.5
T28	40.98784	27.57605	5	0.023	al	24–3	232	D	3.8	2.4
T29	40.99193	27.57971	19	0.053	sa	24–3	407	C	3.1	7.0
T31	40.99018	27.60365	31	0.039	c	24–3	408	C	3.0	6.8
T32	40.99212	27.62683	11	0.112	sa	32–4	579	C	2.3	5.3
T33	40.99960	27.65805	13	0.028	s	24–3	506	C	3.2	5.5
T37	40.98072	27.86725	12	0.018	cr	20–2.5	519	C	2.6	7.5
T38	40.97327	27.93165	2	0.013	cr	24–3	240	D	3.8	2.0
T39	40.99020	27.98078	27	0.261	cr	20–2.5	779	B	2.0	15.5
T40-1	41.17132	27.49647	82	0.011	cr	16–2	366	C	3.1	6.8
T40-2	41.17100	27.49605	82	0.011	cr	24–3	490	C	3.0	10.2
TEK41	41.17580	27.50609	91	0.014	cr	24–3	392	C	3.0	4.6
TEK42	41.16692	27.50545	83	0.009	cr	20–2.5	349	D	3.3	5.3
TEK43	41.16063	27.79163	163	0.034	cr	20–2.5	542	C	3.0	11.7
TEK44	41.15412	27.85065	194	0.024	cr	24–3	449	C	2.8	5.1
TEK45	41.18496	27.76556	125	0.031	cr	20–2.5	477	C	2.9	10.2
TEK46	40.74766	27.32757	30	0.208	cr	16–2	580	C	2.7	15.5
TEK47	40.61610	27.12281	11	0.012	cr	12–1.5	222	D	3.4	1.4

The average site amplification for a frequency range 0.4 to 10 Hz and fundamental site predominant frequency (Hz) obtained from the theoretical amplification factors
Geology index (GI): al: Alluvium, c: Claystone, sa: Sandstone, s: Siltstone, cs: Clay Sand, rf: Recent Fill, cr: Continental Clastic Rocks units in Fig. 1b

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