Ambient Noise and Site Response Characteristics of the LCSN
Three component power spectral density plots
Vertical component PSD plots for different sensors
- Guralp CMG-40T (20s/30s)
(BRNJ, CPNY, CTNY, FMPA, PRNY)
- 30s period: Guralp CMG-3ESP (30s)
(ALLY, BRNY, CUNY, GENY, MVL, PTN, UCCT)
- 100-120s period:
[Guralp CMG 3T, Streckheisen STS-2]
(ACCN, FOR, FRNY, HCNY, LUPA, NCB, PAL, SDMD)
Comparison of microseismic activity due to storm surge
Seasonal Variation
ACCN 2006 winter/summer
ALLY 2006 winter/summer
BRNJ 2006 winter/summer
CPNY 2006 winter/summer
FOR 2006 winter/summer
FRNY 2006 winter/summer
GENY 2005 winter/summer
MVL 2006 winter/summer
NCB 2006 winter/summer
PAL 2006 winter/summer
SDMD 2006 winter/summer
Change in stations after vault improvements
FRNY 2005-2006
NCB 2005-2006
Nov. 2006, Mitchell Gold
Return to LCSN ES-SSA 2006
Mitchell Gold, Lamont-Doherty Earth Observatory of
Columbia University, copyright©2006, all rights reserved