DECOMMISSIONED – 24 Sept 2019
Latitude: 39.8403 N
Longitude: 86.1763 W
Address: Butler University Athletic Fields, 51st and Lester Street, Indianapolis, Indiana 46208
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Elevation: 214 m ASL
Installation Date: 17 Apr 2013
Sampling Heights: 130 m AGL
In-situ GHG Instrument: CFADS2233 (CO2/CH4)(5 Dec 2018 – 24 Sept 2019) CFADS2160 (CO2/CH4) (17 Apr 2013 – 5 Dec 2018)
NOAA Flasks (Sept 2013 – Jan 2014)
| Reference Tank | CO2 (ppm) | CO (ppb) | CH4 (ppb) | Pressure (psi)/ Date |
| CC336541 | 396.82 (396.8) | 143.61 (142.7) | 1868.5 (1868.82) | 1800 Sept 2013; 1600 May 2014; 1200 April 2015; 1050 Sept 2015; 750 July 2016; 400 April 2017; empty Dec 2017 |
| CA06343 | 339.41 | 1900 Apr 2012 (not currently being sampled) | ||
| LL120791 | 411.27 | 172.6 | 1983.7 | 1400 Dec 2017; 1350 Jan 2018; 1100 May 2018; 500 May 2019 |
Length of Tubing from Tower to Inlet: 12 m
