Latest Calibration Reports

Today’s Report: calibrations2025-12-18.CSV

Site Parameter Sequence Phase Start Time End Time Value Expected Value Error Drift Warning Limit
BV NO Zero Zero 18-Dec-2025 00:46:00 01:07:00 0.05 0 .05 3
NO2 Zero 18-Dec-2025 00:46:00 01:07:00 -0.475 0 -.48 3
NOX Zero 18-Dec-2025 00:46:00 01:07:00 -0.43 0 -.43 3
O3 Zero 18-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
CV CO Zero 18-Dec-2025 00:46:00 01:07:00 0.1 0 .11 .3
NO Zero 18-Dec-2025 00:46:00 01:07:00 -0.01 0 -.01 3
NO2 Zero 18-Dec-2025 00:46:00 01:07:00 -0.049 0 -.05 3
NOX Zero 18-Dec-2025 00:46:00 01:07:00 -0.06 0 -.06 3
O3 Zero 18-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 18-Dec-2025 00:46:00 01:07:00 0.399 0 .4 3
ED NO Zero 18-Dec-2025 00:46:00 01:07:00 0.07 0 .07 3
NO2 Zero 18-Dec-2025 00:46:00 01:07:00 -0.005 0 -.01 3
NOX Zero 18-Dec-2025 00:46:00 01:07:00 0.07 0 .07 3
O3 Zero 18-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
EN NO Zero 18-Dec-2025 00:46:00 01:07:00 0.03 0 .03 3
NO2 Zero 18-Dec-2025 00:46:00 01:07:00 0.041 0 .04 3
NOX Zero 18-Dec-2025 00:46:00 01:07:00 0.07 0 .07 3
O3 Zero 18-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
H3 NO Zero 18-Dec-2025 00:46:00 01:07:00 -0.48 0 -.48 3
NO2 Zero 18-Dec-2025 00:46:00 01:07:00 0.018 0 .02 3
NOX Zero 18-Dec-2025 00:46:00 01:07:00 -0.46 0 -.46 3
O3 Zero 18-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
HC NO NOX_Span NOX_Span 18-Dec-2025 04:00:00 04:21:00 360.70 376 -15.3 43.1
Zero Zero 18-Dec-2025 00:46:00 01:07:00 0.13 0 .13 3
NO2 Zero 18-Dec-2025 00:46:00 01:07:00 -0.078 0 -.08 3
NOX NOX_Span NOX_Span 18-Dec-2025 04:00:00 04:21:00 379.30 387 -7.7 43.2
Zero Zero 18-Dec-2025 00:46:00 01:07:00 0.05 0 .05 3
O3 Zero 18-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
HV CO Zero 18-Dec-2025 00:46:00 01:07:00 0.2 0 .2 .3
NO Zero 18-Dec-2025 00:46:00 01:07:00 0.21 0 .21 3
NO2 Zero 18-Dec-2025 00:46:00 01:07:00 -0.034 0 -.03 3
NOX Zero 18-Dec-2025 00:46:00 01:07:00 0.18 0 .18 3
HV O3 Zero Zero 18-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
HW CO Zero 18-Dec-2025 00:46:00 01:07:00 0.0 0 .09 .3
DIFF NOY_Zero NOY_Zero 18-Dec-2025 02:00:00 02:35:00 0.5 0 .54 3
N500NO Zero Zero 18-Dec-2025 00:46:00 01:07:00 -0.192 0 -.19 3
N500NO2 Zero 18-Dec-2025 00:46:00 01:07:00 0.065 0 .07 3
N500NOX Zero 18-Dec-2025 00:46:00 01:07:00 -0.128 * 0 -.13
NO Zero 18-Dec-2025 00:46:00 01:07:00 0.01 0 .01 3
NO2 Zero 18-Dec-2025 00:46:00 01:07:00 0.082 0 .08 3
NOX Zero 18-Dec-2025 00:46:00 01:07:00 0.09 0 .09 3
NOY NOY_Zero NOY_Zero 18-Dec-2025 02:00:00 02:35:00 0.5 0 .54 3
NOYNOSpa NOYNOSpa 18-Dec-2025 04:00:00 04:21:00 447.9 448 -.1 18.3
O3 Zero Zero 18-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
SO2TRACE Zero 18-Dec-2025 00:46:00 01:07:00 0.472 0 .47 3
YNO NOY_Zero NOY_Zero 18-Dec-2025 02:00:00 02:35:00 0.0 0 0.00 3
NOYNOSpa NOYNOSpa 18-Dec-2025 04:00:00 04:21:00 437.3 442.62 -5.32 18
LN CO Zero Zero 18-Dec-2025 00:46:00 01:07:00 0.0 0 .05 .3
NO Zero 18-Dec-2025 00:46:00 01:07:00 0.09 0 .09 3
NO2 Zero 18-Dec-2025 00:46:00 01:07:00 -0.043 0 -.04 3
NOX Zero 18-Dec-2025 00:46:00 01:07:00 0.05 0 .05 3
O3 Zero 18-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
M7 NO Zero 18-Dec-2025 00:46:00 01:07:00 0.04 0 .04 3
NO2 Zero 18-Dec-2025 00:46:00 01:07:00 0.037 0 .04 3
NOX Zero 18-Dec-2025 00:46:00 01:07:00 0.08 0 .08 3
O3 Zero 18-Dec-2025 00:46:00 01:07:00 -0.002 0 0.00
NR CO Zero 18-Dec-2025 00:46:00 01:07:00 0.0 0 -.05 .3
NO Zero 18-Dec-2025 00:46:00 01:07:00 0.16 0 .16 3
NO2 Zero 18-Dec-2025 00:46:00 01:07:00 0.032 0 .03 3
NOX Zero 18-Dec-2025 00:46:00 01:07:00 0.19 0 .19 3
O3 Zero 18-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
P2 NO Zero 18-Dec-2025 00:46:00 01:07:00 0.05 0 .05 3
NO2 Zero 18-Dec-2025 00:46:00 01:07:00 -0.159 0 -.16 3
P2 NOX Zero Zero 18-Dec-2025 00:46:00 01:07:00 -0.11 0 -.11 3
O3 O3_Prec O3_Prec 18-Dec-2025 04:30:00 04:51:00 0.066 0.067 0.00
O3_Span O3_Span 18-Dec-2025 04:00:00 04:21:00 0.402 0.403 0.00
Zero Zero 18-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
RP CO Zero 18-Dec-2025 00:46:00 01:07:00 -0.1 0 -.14 .3
NO Zero 18-Dec-2025 00:46:00 01:07:00 0.45 0 .45 3
NO2 Zero 18-Dec-2025 00:46:00 01:07:00 -0.189 0 -.19 3
NOX Zero 18-Dec-2025 00:46:00 01:07:00 0.26 0 .26 3
O3 Zero 18-Dec-2025 00:46:00 01:07:00 -0.001 0 0.00
SO2 Zero 18-Dec-2025 00:46:00 01:07:00 0.389 0 .39 3
RS NO2TRACE ZERO ZERO 18-Dec-2025 00:46:00 01:07:00 -0.052 0 -.05 3
NOTRACE ZERO 18-Dec-2025 00:46:00 01:07:00 0.0 0 -.01 3
NOXTRACE ZERO 18-Dec-2025 00:46:00 01:07:00 -0.1 0 -.06 3
SF NO Zero Zero 18-Dec-2025 00:46:00 01:07:00 0.08 0 .08 3
NO2 Zero 18-Dec-2025 00:46:00 01:07:00 -0.082 0 -.08 3
NOX Zero 18-Dec-2025 00:46:00 01:07:00 0.00 0 0.00 3
O3 Zero 18-Dec-2025 00:46:00 01:07:00 -0.001 0 0.00
SM NO Zero 18-Dec-2025 00:46:00 01:07:00 0.07 0 .07 3
NO2 Zero 18-Dec-2025 00:46:00 01:07:00 0.006 0 .01 3
NOX Zero 18-Dec-2025 00:46:00 01:07:00 0.08 0 .08 3
O3 Zero 18-Dec-2025 00:46:00 01:07:00 -0.001 0 0.00
UT CO Zero 18-Dec-2025 00:46:00 01:07:00 0.2 0 .21 .3
NO NOX_Span NOX_Span 18-Dec-2025 04:00:00 04:21:00 395.700 397 -1.3 40.7
Zero Zero 18-Dec-2025 00:46:00 01:07:00 -0.018 0 -.02 3
NO2 Zero 18-Dec-2025 00:46:00 01:07:00 0.055 0 .06 3
NOX NOX_Span NOX_Span 18-Dec-2025 04:00:00 04:21:00 400.900 402 -1.1 41
Zero Zero 18-Dec-2025 00:46:00 01:07:00 0.037 0 .04 3
O3 Zero 18-Dec-2025 00:46:00 01:07:00 0.0 0 0.00
SO2 Zero 18-Dec-2025 00:46:00 01:07:00 0.141 0 .14 3
V4 NO Zero 18-Dec-2025 00:46:00 01:07:00 -0.13 0 -.13 3
NO2 Zero 18-Dec-2025 00:46:00 01:07:00 -0.07 0 -.07 3
V4 NOX Zero Zero 18-Dec-2025 00:46:00 01:07:00 -0.21 0 -.21 3
O3 Zero 18-Dec-2025 00:46:00 01:07:00 -0.002 0 0.00
* - Drift limit exceeded
** - Out of control limit exceeded

Yesterday’s Report: calibrations2025-12-17.CSV

Site Parameter Sequence Phase Start Time End Time Value Expected Value Error Drift Warning Limit
BV NO Zero Zero 17-Dec-2025 00:46:00 01:07:00 0.12 0 .12 3
NO2 Zero 17-Dec-2025 00:46:00 01:07:00 -0.022 0 -.02 3
NOX Zero 17-Dec-2025 00:46:00 01:07:00 0.10 0 .1 3
O3 Zero 17-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
CV CO Zero 17-Dec-2025 00:46:00 01:07:00 0.0 0 .09 .3
NO Zero 17-Dec-2025 00:46:00 01:07:00 0.07 0 .07 3
NO2 Zero 17-Dec-2025 00:46:00 01:07:00 0.199 0 .2 3
NOX Zero 17-Dec-2025 00:46:00 01:07:00 0.27 0 .27 3
O3 Zero 17-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 17-Dec-2025 00:46:00 01:07:00 0.373 0 .37 3
ED NO Zero 17-Dec-2025 00:46:00 01:07:00 0.11 0 .11 3
NO2 Zero 17-Dec-2025 00:46:00 01:07:00 0.358 0 .36 3
NOX Zero 17-Dec-2025 00:46:00 01:07:00 0.46 0 .46 3
O3 Zero 17-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
EN NO Zero 17-Dec-2025 00:46:00 01:07:00 0.03 0 .03 3
NO2 Zero 17-Dec-2025 00:46:00 01:07:00 0.086 0 .09 3
NOX Zero 17-Dec-2025 00:46:00 01:07:00 0.11 0 .11 3
O3 Zero 17-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
H3 NO Zero 17-Dec-2025 00:46:00 01:07:00 -0.44 0 -.44 3
NO2 Zero 17-Dec-2025 00:46:00 01:07:00 0.068 0 .07 3
NOX Zero 17-Dec-2025 00:46:00 01:07:00 -0.37 0 -.37 3
O3 Zero 17-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
HC NO Zero 17-Dec-2025 00:46:00 01:07:00 0.16 0 .16 3
NO2 NO2_Prec NO2_Prec 17-Dec-2025 04:35:00 05:01:00 73.760 70 3.76 9.9
NO2_Span NO2_Span 17-Dec-2025 04:00:00 04:26:00 273.300 263 10.3 22.2
Zero Zero 17-Dec-2025 00:46:00 01:07:00 -0.087 0 -.09 3
NOX Zero 17-Dec-2025 00:46:00 01:07:00 0.07 0 .07 3
O3 Zero 17-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
HV CO Zero 17-Dec-2025 00:46:00 01:07:00 0.2 0 .21 .3
NO Zero 17-Dec-2025 00:46:00 01:07:00 0.20 0 .2 3
NO2 Zero 17-Dec-2025 00:46:00 01:07:00 0.756 0 .76 3
NOX Zero 17-Dec-2025 00:46:00 01:07:00 0.96 0 .96 3
HV O3 Zero Zero 17-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
HW CO Zero 17-Dec-2025 00:46:00 01:07:00 -0.2 0 -.23 .3
DIFF NOY_Zero NOY_Zero 17-Dec-2025 02:00:00 02:35:00 1.3 0 1.29 3
N500NO Zero Zero 17-Dec-2025 00:46:00 01:07:00 -0.161 0 -.16 3
N500NO2 Zero 17-Dec-2025 00:46:00 01:07:00 -0.007 0 -.01 3
N500NOX Zero 17-Dec-2025 00:46:00 01:07:00 -0.168 * 0 -.17
NO Zero 17-Dec-2025 00:46:00 01:07:00 0.06 0 .06 3
NO2 Zero 17-Dec-2025 00:46:00 01:07:00 0.455 0 .46 3
NOX Zero 17-Dec-2025 00:46:00 01:07:00 0.52 0 .52 3
NOY NOY_Zero NOY_Zero 17-Dec-2025 02:00:00 02:35:00 1.3 0 1.29 3
O3 O3_Prec O3_Prec 17-Dec-2025 04:30:00 04:51:00 0.060 0.06248 0.00
O3_Span O3_Span 17-Dec-2025 04:00:00 04:21:00 0.391 0.39488 0.00
Zero Zero 17-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
SO2TRACE Zero 17-Dec-2025 00:46:00 01:07:00 0.471 0 .47 3
YNO NOY_Zero NOY_Zero 17-Dec-2025 02:00:00 02:35:00 0.0 0 0.00 3
LN CO Zero Zero 17-Dec-2025 00:46:00 01:07:00 0.0 0 .02 .3
NO Zero 17-Dec-2025 00:46:00 01:07:00 0.12 0 .12 3
NO2 Zero 17-Dec-2025 00:46:00 01:07:00 0.185 0 .19 3
NOX Zero 17-Dec-2025 00:46:00 01:07:00 0.30 0 .3 3
O3 Zero 17-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
M7 NO Zero 17-Dec-2025 00:46:00 01:07:00 0.09 0 .09 3
NO2 Zero 17-Dec-2025 00:46:00 01:07:00 0.000 0 0.00 3
NOX Zero 17-Dec-2025 00:46:00 01:07:00 0.09 0 .09 3
O3 Zero 17-Dec-2025 00:46:00 01:07:00 -0.001 0 0.00
NR CO Zero 17-Dec-2025 00:46:00 01:07:00 0.0 0 -.03 .3
NO Zero 17-Dec-2025 00:46:00 01:07:00 0.26 0 .26 3
NO2 Zero 17-Dec-2025 00:46:00 01:07:00 0.673 0 .67 3
NOX Zero 17-Dec-2025 00:46:00 01:07:00 0.93 0 .93 3
O3 Zero 17-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
P2 NO Zero 17-Dec-2025 00:46:00 01:07:00 0.05 0 .05 3
NO2 Zero 17-Dec-2025 00:46:00 01:07:00 -0.167 0 -.17 3
P2 NOX Zero Zero 17-Dec-2025 00:46:00 01:07:00 -0.12 0 -.12 3
O3 Zero 17-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
RP CO Zero 17-Dec-2025 00:46:00 01:07:00 -0.1 0 -.14 .3
NO NOX_Span NOX_Span 17-Dec-2025 04:00:00 04:21:00 395.30 399 -3.7 42.1
Zero Zero 17-Dec-2025 00:46:00 01:07:00 0.50 0 .5 3
NO2 Zero 17-Dec-2025 00:46:00 01:07:00 0.325 0 .33 3
NOX NOX_Span NOX_Span 17-Dec-2025 04:00:00 04:21:00 395.70 398 -2.3 41.9
Zero Zero 17-Dec-2025 00:46:00 01:07:00 0.83 0 .83 3
O3 Zero 17-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 17-Dec-2025 00:46:00 01:07:00 0.648 0 .65 3
RS NO2TRACE ZERO ZERO 17-Dec-2025 00:46:00 01:07:00 0.330 0 .33 3
NOTRACE ZERO 17-Dec-2025 00:46:00 01:07:00 0.0 0 .04 3
NOXTRACE ZERO 17-Dec-2025 00:46:00 01:07:00 0.4 0 .37 3
SF NO Zero Zero 17-Dec-2025 00:46:00 01:07:00 -0.13 0 -.13 3
NO2 Zero 17-Dec-2025 00:46:00 01:07:00 0.588 0 .59 3
NOX Zero 17-Dec-2025 00:46:00 01:07:00 0.46 0 .46 3
O3 Zero 17-Dec-2025 00:46:00 01:07:00 -0.001 0 0.00
SM NO Zero 17-Dec-2025 00:46:00 01:07:00 0.00 0 0.00 3
NO2 Zero 17-Dec-2025 00:46:00 01:07:00 0.923 0 .92 3
NOX Zero 17-Dec-2025 00:46:00 01:07:00 0.92 0 .92 3
O3 Zero 17-Dec-2025 00:46:00 01:07:00 -0.001 0 0.00
UT CO Zero 17-Dec-2025 00:46:00 01:07:00 0.2 0 .21 .3
NO Zero 17-Dec-2025 00:46:00 01:07:00 0.077 0 .08 3
NO2 Zero 17-Dec-2025 00:46:00 01:07:00 1.029 0 1.03 3
NOX Zero 17-Dec-2025 00:46:00 01:07:00 1.106 0 1.11 3
O3 Zero 17-Dec-2025 00:46:00 01:07:00 0.0 0 0.00
SO2 Zero 17-Dec-2025 00:46:00 01:07:00 0.189 0 .19 3
V4 NO Zero 17-Dec-2025 00:46:00 01:07:00 0.03 0 .03 3
NO2 Zero 17-Dec-2025 00:46:00 01:07:00 0.14 0 .14 3
NOX Zero 17-Dec-2025 00:46:00 01:07:00 0.17 0 .17 3
O3 Zero 17-Dec-2025 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