TagNorth Sea-Tac Park(157)

A white instrumentation enclosure/shelter is mounted on a gravel pad outdoors, equipped with two mushroom-cap inlet sampling tubes on top (consistent with particulate matter or air quality monitors), a radiation shield/temperature sensor assembly, a black exhaust elbow, and associated cabling. The setting appears industrial, with graffiti-marked walls and a corrugated metal building visible in the background.

A TSI Integrating Nephelometer (model visible on front panel label) is mounted on a wall inside what appears to be a small environmental monitoring shelter or trailer. The station includes associated gas cylinders, tubing, data acquisition hardware, and climate control equipment, consistent with an ambient air quality or visibility monitoring deployment.

An Ecotech brand air quality monitoring instrument (serial number partially visible as 15-0730) is connected via yellow tubing to an LG through-the-wall air conditioning unit. The setup also includes a gray electrical enclosure with conduit and associated wiring, consistent with an environmental monitoring station installation.

An interior equipment room showing an electrical sub-panel, Advantech ADAM-series I/O data acquisition modules mounted on a DIN rail shelf, network cabling (Ethernet and fiber), a wall-mounted thermostat reading 73°F, and a black enclosure that appears to be a UPS or power conditioner. The ADAM modules are commonly used in environmental monitoring and noise measurement systems.

A compact monitoring station containing a white cylindrical inlet (likely a particle or noise sampler), a Met One Instruments analyzer unit, and a Dell laptop displaying a histogram or spectral data graph. The station is powered by a Tripp-Lite surge protector and connected via green tubing, suggesting an air quality or acoustic monitoring deployment.

The open enclosure reveals a reel-to-reel tape transport mechanism flanked by two spools of tape, a central rotating assembly bearing laser caution/danger warning labels, and pneumatic fittings. Warning labels read 'DANGER – MOVING PARTS – WATCH YOUR FINGERS' and standard laser caution markings, consistent with a precision scientific or acoustic measurement instrument.

A Magee Scientific Aethalometer Model AE33-7 (serial number AE33-S10-01520) is shown displaying real-time air quality data on April 11, 2025 at 12:24:45, including Black Carbon (BC) at -13 ng/m³, UVPM at -12 ng/m³, a reported EPA flow rate of 5.0 LPM, a 60-second timebase, and 228 tape advances remaining with a green status indicator.

A Magee Scientific Aethalometer Model AE33-7 (serial AE33-S10-01520) displays real-time air quality data on April 11, 2025 at 12:24:52, showing black carbon (BC) at -13 ng/m³, UVPM at -12 ng/m³, a reported EPA flow of 5.0 LPM, a 60-second timebase, and 228 tape advances remaining with a green status indicator.

A Dell laptop displays what appears to be a Scanning Mobility Particle Sizer (SMPS) or similar aerosol particle size distribution software showing a histogram of particle diameters in nanometers, alongside a terminal window. A Magee Scientific instrument (visible logo on rack below) is present, consistent with black carbon or aerosol monitoring equipment used in air quality measurement deployments.

A TSI Versatile Water-based Condensation Particle Counter (Model 3789, per visible label) is stacked above a TSI Classifier unit, both displaying active touchscreen readouts. The instruments are connected via tubing and cables and appear to be deployed at an outdoor air quality or ultrafine particle monitoring station, consistent with near-airport aerosol measurement campaigns.