Latest Calibration Reports

Today’s Report will appear at 8:20 am.

Yesterday’s Report: calibrations2026-02-25.CSV

Site Parameter Sequence Phase Start Time End Time Value Expected Value Error Drift Warning Limit
BV NO Zero Zero 25-Feb-2026 00:46:00 01:07:00 0.11 0 .11 3
NO2 Zero 25-Feb-2026 00:46:00 01:07:00 0.033 0 .03 3
NOX Zero 25-Feb-2026 00:46:00 01:07:00 0.14 0 .14 3
O3 Zero 25-Feb-2026 00:46:00 01:07:00 -0.001 0 0.00
CV CO Zero 25-Feb-2026 00:46:00 01:07:00 0.0 0 .1 .3
NO Zero 25-Feb-2026 00:46:00 01:07:00 0.06 0 .06 3
NO2 Zero 25-Feb-2026 00:46:00 01:07:00 0.017 0 .02 3
NOX Zero 25-Feb-2026 00:46:00 01:07:00 0.08 0 .08 3
O3 Zero 25-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 25-Feb-2026 00:46:00 01:07:00 0.173 0 .17 3
ED NO Zero 25-Feb-2026 00:46:00 01:07:00 0.07 0 .07 3
NO2 Zero 25-Feb-2026 00:46:00 01:07:00 0.086 0 .09 3
NOX Zero 25-Feb-2026 00:46:00 01:07:00 0.15 0 .15 3
O3 Zero 25-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
EN NO Zero 25-Feb-2026 00:46:00 01:07:00 0.02 0 .02 3
NO2 Zero 25-Feb-2026 00:46:00 01:07:00 0.003 0 0.00 3
NOX Zero 25-Feb-2026 00:46:00 01:07:00 0.02 0 .02 3
O3 Zero 25-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
H3 NO Zero 25-Feb-2026 00:46:00 01:07:00 -0.03 0 -.03 3
NO2 Zero 25-Feb-2026 00:46:00 01:07:00 0.172 0 .17 3
NOX Zero 25-Feb-2026 00:46:00 01:07:00 0.14 0 .14 3
O3 Zero 25-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
HC NO Zero 25-Feb-2026 00:46:00 01:07:00 0.12 0 .12 3
NO2 NO2_Prec NO2_Prec 25-Feb-2026 04:35:00 05:01:00 73.450 70 3.45 9.9
NO2_Span NO2_Span 25-Feb-2026 04:00:00 04:26:00 269.300 263 6.3 22.2
Zero Zero 25-Feb-2026 00:46:00 01:07:00 -0.178 0 -.18 3
NOX Zero 25-Feb-2026 00:46:00 01:07:00 -0.06 0 -.06 3
O3 Zero 25-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
HV CO Zero 25-Feb-2026 00:46:00 01:07:00 0.0 0 .05 .3
NO Zero 25-Feb-2026 00:46:00 01:07:00 0.24 0 .24 3
NO2 Zero 25-Feb-2026 00:46:00 01:07:00 0.078 0 .08 3
NOX Zero 25-Feb-2026 00:46:00 01:07:00 0.32 0 .32 3
HV O3 Zero Zero 25-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
HW CO Zero 25-Feb-2026 00:46:00 01:07:00 -0.1 0 -.13 .3
DIFF NOY_Zero NOY_Zero 25-Feb-2026 02:00:00 02:35:00 0.9 0 .88 3
N500NO Zero Zero 25-Feb-2026 00:46:00 01:07:00 0.007 0 .01 3
N500NO2 Zero 25-Feb-2026 00:46:00 01:07:00 -0.192 0 -.19 3
N500NOX Zero 25-Feb-2026 00:46:00 01:07:00 -0.185 * 0 -.19
NO Zero 25-Feb-2026 00:46:00 01:07:00 0.02 0 .02 3
NO2 Zero 25-Feb-2026 00:46:00 01:07:00 0.181 0 .18 3
NOX Zero 25-Feb-2026 00:46:00 01:07:00 0.20 0 .2 3
NOY NOY_Zero NOY_Zero 25-Feb-2026 02:00:00 02:35:00 0.9 0 .9 3
O3 O3_Prec O3_Prec 25-Feb-2026 04:30:00 04:51:00 0.061 0.06248 0.00
O3_Span O3_Span 25-Feb-2026 04:00:00 04:21:00 0.394 0.39488 0.00
Zero Zero 25-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
SO2TRACE Zero 25-Feb-2026 00:46:00 01:07:00 0.633 0 .63 3
YNO NOY_Zero NOY_Zero 25-Feb-2026 02:00:00 02:35:00 0.0 0 .02 3
LN CO Zero Zero 25-Feb-2026 00:46:00 01:07:00 0.0 0 .01 .3
NO Zero 25-Feb-2026 00:46:00 01:07:00 0.10 0 .1 3
NO2 Zero 25-Feb-2026 00:46:00 01:07:00 -0.042 0 -.04 3
NOX Zero 25-Feb-2026 00:46:00 01:07:00 0.06 0 .06 3
O3 Zero 25-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
M7 NO Zero 25-Feb-2026 00:46:00 01:07:00 0.17 0 .17 3
NO2 Zero 25-Feb-2026 00:46:00 01:07:00 0.029 0 .03 3
NOX Zero 25-Feb-2026 00:46:00 01:07:00 0.19 0 .19 3
O3 Zero 25-Feb-2026 00:46:00 01:07:00 -0.001 0 0.00
NR CO Zero 25-Feb-2026 00:46:00 01:07:00 0.0 0 .02 .3
NO Zero 25-Feb-2026 00:46:00 01:07:00 -0.03 0 -.03 3
NO2 Zero 25-Feb-2026 00:46:00 01:07:00 0.073 0 .07 3
NOX Zero 25-Feb-2026 00:46:00 01:07:00 0.04 0 .04 3
O3 Zero 25-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
P2 NO Zero 25-Feb-2026 00:46:00 01:07:00 1.36 0 1.36 3
NO2 Zero 25-Feb-2026 00:46:00 01:07:00 -0.639 0 -.64 3
P2 NOX Zero Zero 25-Feb-2026 00:46:00 01:07:00 0.72 0 .72 3
O3 Zero 25-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
RP CO Zero 25-Feb-2026 00:46:00 01:07:00 0.0 0 .03 .3
NO NOX_Span NOX_Span 25-Feb-2026 04:00:00 04:21:00 386.80 399 -12.2 42.1
Zero Zero 25-Feb-2026 00:46:00 01:07:00 0.35 0 .35 3
NO2 Zero 25-Feb-2026 00:46:00 01:07:00 -0.119 0 -.12 3
NOX NOX_Span NOX_Span 25-Feb-2026 04:00:00 04:21:00 387.30 398 -10.7 41.9
Zero Zero 25-Feb-2026 00:46:00 01:07:00 0.23 0 .23 3
O3 Zero 25-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 25-Feb-2026 00:46:00 01:07:00 1.113 0 1.11 3
RS NO2TRACE ZERO ZERO 25-Feb-2026 00:46:00 01:07:00 -0.067 0 -.07 3
NOTRACE ZERO 25-Feb-2026 00:46:00 01:07:00 0.0 0 0.00 3
NOXTRACE ZERO 25-Feb-2026 00:46:00 01:07:00 -0.1 0 -.06 3
SF NO Zero Zero 25-Feb-2026 00:46:00 01:07:00 0.03 0 .03 3
NO2 Zero 25-Feb-2026 00:46:00 01:07:00 -0.050 0 -.05 3
NOX Zero 25-Feb-2026 00:46:00 01:07:00 -0.03 0 -.03 3
O3 Zero 25-Feb-2026 00:46:00 01:07:00 -0.001 0 0.00
SM NO Zero 25-Feb-2026 00:46:00 01:07:00 0.08 0 .08 3
NO2 Zero 25-Feb-2026 00:46:00 01:07:00 1.055 0 1.06 3
NOX Zero 25-Feb-2026 00:46:00 01:07:00 1.13 0 1.13 3
O3 Zero 25-Feb-2026 00:46:00 01:07:00 -0.002 0 0.00
UT CO Zero 25-Feb-2026 00:46:00 01:07:00 0.2 0 .25 .3
NO Zero 25-Feb-2026 00:46:00 01:07:00 -0.021 0 -.02 3
NO2 Zero 25-Feb-2026 00:46:00 01:07:00 0.093 0 .09 3
NOX Zero 25-Feb-2026 00:46:00 01:07:00 0.072 0 .07 3
O3 Zero 25-Feb-2026 00:46:00 01:07:00 0.0 0 0.00
SO2 Zero 25-Feb-2026 00:46:00 01:07:00 0.430 0 .43 3
V4 NO Zero 25-Feb-2026 00:46:00 01:07:00 0.09 0 .09 3
NO2 Zero 25-Feb-2026 00:46:00 01:07:00 -0.02 0 -.02 3
NOX Zero 25-Feb-2026 00:46:00 01:07:00 0.07 0 .07 3
O3 Zero 25-Feb-2026 00:46:00 01:07:00 -0.002 0 0.00
* - Drift limit exceeded
** - Out of control limit exceeded

First Report: calibrations2020-03-26.PDF