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MiniSipper (mini segmented water sampler)

pump housing. 500’sampler coil. MiniSipper (mini segmented water sampler). N 2 bubbles. 5mL samples. Sample Pump. Acid Pump. Battery & Electronics. Bubble Pump. 500’teflon sample coil. Waterproof housing. N 2 bag.

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MiniSipper (mini segmented water sampler)

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  1. pump housing 500’samplercoil MiniSipper (mini segmented water sampler) N2 bubbles 5mL samples Sample Pump Acid Pump Battery & Electronics Bubble Pump 500’teflon sample coil Waterproof housing N2bag • Small (20” x 6”), submerged (<3’), self contained, easily concealed • Samples separated by inert gas bubble, <5% carryover • Fewer site visits, inexpensive, multiple sampling locations • Over winter capability (operates for > 8 months under ice) • Online acidification and replicate samples possible • ~240 5mL samples (discrete or integrated) • 10 mm filtration, tracks the 0.45 mm dissolved fraction • Depth spike event trigger and multiplesampling rates • High resolution remote sampling (underground, tracers, storms etc.) • Current projects with EPA and NPS • Borehole MiniSipper (currently deployed over-winter) • Fits down 2” borehole, 12 month duration • 50 samples 2” Borehole Sipper Contact: Thomas Chapin tchapin@usgs.gov, 303-236-5795

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