Latest Calibration Reports

Today’s Report: calibrations2025-11-29.CSV

Site Parameter Sequence Phase Start Time End Time Value Expected Value Error Drift Warning Limit
BV NO Zero Zero 29-Nov-2025 00:46:00 01:07:00 -0.16 0 -.16 3
NO2 NO2_Prec NO2_Prec 29-Nov-2025 04:30:00 04:51:00 63.470 * 74 -10.53 10.4
NO2_Span NO2_Span 29-Nov-2025 04:00:00 04:21:00 263.900 * 261 2.9
Zero Zero 29-Nov-2025 00:46:00 01:07:00 -0.045 0 -.05 3
NOX Zero 29-Nov-2025 00:46:00 01:07:00 -0.21 0 -.21 3
O3 Zero 29-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
CV CO Zero 29-Nov-2025 00:46:00 01:07:00 0.1 0 .1 .3
NO Zero 29-Nov-2025 00:46:00 01:07:00 0.05 0 .05 3
NO2 NO2_Prec NO2_Prec 29-Nov-2025 04:30:00 04:51:00 72.260 70.6 1.66 11.4
NO2_Span NO2_Span 29-Nov-2025 04:00:00 04:21:00 269.400 255 14.4 34.1
Zero Zero 29-Nov-2025 00:46:00 01:07:00 0.000 0 0.00 3
NOX Zero 29-Nov-2025 00:46:00 01:07:00 0.05 0 .05 3
O3 Zero 29-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 29-Nov-2025 00:46:00 01:07:00 0.299 0 .3 3
ED NO Zero 29-Nov-2025 00:46:00 01:07:00 0.12 0 .12 3
NO2 NO2_Prec NO2_Prec 29-Nov-2025 04:35:00 04:56:00 74.720 74 .72 10.2
NO2_Span NO2_Span 29-Nov-2025 04:00:00 04:21:00 259.000 260 -1 21.1
Zero Zero 29-Nov-2025 00:46:00 01:07:00 -0.044 0 -.04 3
NOX Zero 29-Nov-2025 00:46:00 01:07:00 0.08 0 .08 3
O3 Zero 29-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
EN NO Zero 29-Nov-2025 00:46:00 01:07:00 -0.05 0 -.05 3
NO2 Zero 29-Nov-2025 00:46:00 01:07:00 0.103 0 .1 3
NOX Zero 29-Nov-2025 00:46:00 01:07:00 0.05 0 .05 3
O3 O3_Prec O3_Prec 29-Nov-2025 04:30:00 04:51:00 0.065 0.0675 0.00
O3_Span O3_Span 29-Nov-2025 04:00:00 04:21:00 0.415 0.414 0.00
Zero Zero 29-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
H3 NO Zero 29-Nov-2025 00:46:00 01:07:00 -0.11 0 -.11 3
NO2 Zero 29-Nov-2025 00:46:00 01:07:00 0.030 0 .03 3
NOX Zero 29-Nov-2025 00:46:00 01:07:00 -0.08 0 -.08 3
O3 O3_Prec O3_Prec 29-Nov-2025 04:30:00 04:50:00 0.067 0.067 0.00
O3_Span O3_Span 29-Nov-2025 04:00:00 04:21:00 0.404 0.4 0.00
Zero Zero 29-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
HC NO Zero Zero 29-Nov-2025 00:46:00 01:07:00 0.11 0 .11 3
NO2 Zero 29-Nov-2025 00:46:00 01:07:00 -0.130 0 -.13 3
NOX Zero 29-Nov-2025 00:46:00 01:07:00 -0.03 0 -.03 3
O3 Zero 29-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
HW CO Zero 29-Nov-2025 00:46:00 01:07:00 -0.2 0 -.27 .3
DIFF NOY_Zero NOY_Zero 29-Nov-2025 02:00:00 02:35:00 0.5 0 .55 3
N500NO Zero Zero 29-Nov-2025 00:46:00 01:07:00 -0.019 0 -.02 3
N500NO2 Zero 29-Nov-2025 00:46:00 01:07:00 0.722 0 .72 3
N500NOX Zero 29-Nov-2025 00:46:00 01:07:00 0.703 * 0 .7
NO Zero 29-Nov-2025 00:46:00 01:07:00 0.02 0 .02 3
NO2 NO2_Prec NO2_Prec 29-Nov-2025 04:30:00 04:51:00 66.570 64.82 1.75 11.1
NO2_Span NO2_Span 29-Nov-2025 04:00:00 04:21:00 272.000 254.18 17.82 29
Zero Zero 29-Nov-2025 00:46:00 01:07:00 0.145 0 .15 3
NOX Zero 29-Nov-2025 00:46:00 01:07:00 0.17 0 .17 3
NOY NOY_Zero NOY_Zero 29-Nov-2025 02:00:00 02:35:00 0.6 0 .56 3
O3 Zero Zero 29-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
SO2TRACE Zero 29-Nov-2025 00:46:00 01:07:00 0.426 0 .43 3
YNO NOY_Zero NOY_Zero 29-Nov-2025 02:00:00 02:35:00 0.0 0 .02 3
LN CO Zero Zero 29-Nov-2025 00:46:00 01:07:00 0.2 0 .2 .3
NO NOX_Span NOX_Span 29-Nov-2025 04:00:00 04:21:00 418.30 404 14.3 43.4
Zero Zero 29-Nov-2025 00:46:00 01:07:00 0.09 0 .09 3
NO2 Zero 29-Nov-2025 00:46:00 01:07:00 -0.122 0 -.12 3
NOX NOX_Span NOX_Span 29-Nov-2025 04:00:00 04:21:00 430.00 427 3 44.1
Zero Zero 29-Nov-2025 00:46:00 01:07:00 -0.03 0 -.03 3
O3 Zero 29-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
M7 NO Zero 29-Nov-2025 00:46:00 01:07:00 0.23 0 .23 3
NO2 Zero 29-Nov-2025 00:46:00 01:07:00 -0.068 0 -.07 3
NOX Zero 29-Nov-2025 00:46:00 01:07:00 0.16 0 .16 3
O3 O3_Prec O3_Prec 29-Nov-2025 04:30:00 04:51:00 0.060 0.061 0.00
O3_Span O3_Span 29-Nov-2025 04:00:00 04:21:00 0.397 0.396 0.00 .4
Zero Zero 29-Nov-2025 00:46:00 01:07:00 -0.002 0 0.00
NR CO CO_Prec CO_Prec 29-Nov-2025 04:30:00 04:51:00 3.7 4 -.23 .4
CO_Span CO_Span 29-Nov-2025 04:00:00 04:21:00 38.1 38.6 -.48 3.8
Zero Zero 29-Nov-2025 00:46:00 01:07:00 -0.1 0 -.19 .3
NO Zero 29-Nov-2025 00:46:00 01:07:00 0.19 0 .19 3
NO2 Zero 29-Nov-2025 00:46:00 01:07:00 0.162 0 .16 3
NOX Zero 29-Nov-2025 00:46:00 01:07:00 0.36 0 .36 3
O3 Zero 29-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
P2 NO NOX_Span NOX_Span 29-Nov-2025 04:00:00 04:20:00 419.80 429 -9.2 42
Zero Zero 29-Nov-2025 00:46:00 01:07:00 -0.06 0 -.06 3
NO2 Zero 29-Nov-2025 00:46:00 01:07:00 0.043 0 .04 3
NOX NOX_Span NOX_Span 29-Nov-2025 04:00:00 04:20:00 433.40 440 -6.6 42
Zero Zero 29-Nov-2025 00:46:00 01:07:00 -0.01 0 -.01 3
O3 Zero 29-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
RP CO Zero 29-Nov-2025 00:46:00 01:07:00 0.0 0 -.06 .3
NO Zero 29-Nov-2025 00:46:00 01:07:00 0.37 0 .37 3
NO2 Zero 29-Nov-2025 00:46:00 01:07:00 -0.106 0 -.11 3
NOX Zero 29-Nov-2025 00:46:00 01:07:00 0.26 0 .26 3
O3 Zero 29-Nov-2025 00:46:00 01:07:00 -0.001 0 0.00
SO2 SO2_Prec SO2_Prec 29-Nov-2025 04:35:00 05:05:00 62.240 63.2 -.96 6.4
SO2_Span SO2_Span 29-Nov-2025 04:00:00 04:30:00 394.100 400 -5.9 40.5
Zero Zero 29-Nov-2025 00:46:00 01:07:00 0.420 0 .42 3
RS NO2TRACE ZERO ZERO 29-Nov-2025 00:46:00 01:07:00 0.038 0 .04 3
NOTRACE NOX_Span NOX_Span 29-Nov-2025 04:00:00 04:21:00 369.6 374 -4.4 43.7
ZERO ZERO 29-Nov-2025 00:46:00 01:07:00 0.3 0 .34 3
NOXTRACE NOX_Span NOX_Span 29-Nov-2025 04:00:00 04:21:00 365.5 372 -6.5 43.1
ZERO ZERO 29-Nov-2025 00:46:00 01:07:00 0.4 0 .38 3
SF NO Zero Zero 29-Nov-2025 00:46:00 01:07:00 0.12 0 .12 3
NO2 Zero 29-Nov-2025 00:46:00 01:07:00 -0.102 0 -.1 3
NOX Zero 29-Nov-2025 00:46:00 01:07:00 0.02 0 .02 3
O3 O3_Prec O3_Prec 29-Nov-2025 04:30:00 04:51:00 0.062 0.063 0.00
O3_Span O3_Span 29-Nov-2025 04:00:00 04:21:00 0.399 0.399 0.00
SF O3 Zero Zero 29-Nov-2025 00:46:00 01:07:00 -0.001 0 0.00
SM NO NOX_Span NOX_Span 29-Nov-2025 04:00:00 04:21:00 339.20 348 -8.8 42.2
Zero Zero 29-Nov-2025 00:46:00 01:07:00 -0.07 0 -.07 3
NO2 Zero 29-Nov-2025 00:46:00 01:07:00 0.062 0 .06 3
NOX NOX_Span NOX_Span 29-Nov-2025 04:00:00 04:21:00 357.20 363 -5.8 43.2
Zero Zero 29-Nov-2025 00:46:00 01:07:00 -0.01 0 -.01 3
O3 Zero 29-Nov-2025 00:46:00 01:07:00 -0.002 0 0.00
UT CO Zero 29-Nov-2025 00:46:00 01:07:00 0.1 0 .16 .3
NO Zero 29-Nov-2025 00:46:00 01:07:00 0.057 0 .06 3
NO2 Zero 29-Nov-2025 00:46:00 01:07:00 0.098 0 .1 3
NOX Zero 29-Nov-2025 00:46:00 01:07:00 0.155 0 .16 3
O3 O3_Prec O3_Prec 29-Nov-2025 04:30:00 04:51:00 0.0 0.068 0.00 4.5
O3_Span O3_Span 29-Nov-2025 04:00:00 04:21:00 0.4 0.42 0.00 39.9
Zero Zero 29-Nov-2025 00:46:00 01:07:00 0.0 0 0.00
SO2 Zero 29-Nov-2025 00:46:00 01:07:00 0.257 0 .26 3
V4 NO NOX_Span NOX_Span 29-Nov-2025 04:00:00 04:21:00 395.70 405 -9.3 41.2
Zero Zero 29-Nov-2025 00:46:00 01:07:00 0.22 0 .22 3
NO2 Zero 29-Nov-2025 00:46:00 01:07:00 -0.09 0 -.09 3
NOX NOX_Span NOX_Span 29-Nov-2025 04:00:00 04:21:00 399.50 410 -10.5 41.1
Zero Zero 29-Nov-2025 00:46:00 01:07:00 0.13 0 .13 3
O3 Zero 29-Nov-2025 00:46:00 01:07:00 -0.002 0 0.00
* - Drift limit exceeded
** - Out of control limit exceeded

Yesterday’s Report: calibrations2025-11-28.CSV

Site Parameter Sequence Phase Start Time End Time Value Expected Value Error Drift Warning Limit
BV NO Zero Zero 28-Nov-2025 00:46:00 01:07:00 -0.10 0 -.1 3
NO2 Zero 28-Nov-2025 00:46:00 01:07:00 0.244 0 .24 3
NOX Zero 28-Nov-2025 00:46:00 01:07:00 0.15 0 .15 3
O3 O3_Prec O3_Prec 28-Nov-2025 04:30:00 04:51:00 0.064 0.065 0.00
O3_Span O3_Span 28-Nov-2025 04:00:00 04:21:00 0.406 0.408 0.00
Zero Zero 28-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
CV CO Zero 28-Nov-2025 00:46:00 01:07:00 0.0 0 .1 .3
NO Zero 28-Nov-2025 00:46:00 01:07:00 -0.05 0 -.05 3
NO2 Zero 28-Nov-2025 00:46:00 01:07:00 0.189 0 .19 3
NOX Zero 28-Nov-2025 00:46:00 01:07:00 0.14 0 .14 3
O3 O3_Prec O3_Prec 28-Nov-2025 04:30:00 04:51:00 0.065 0.0655 0.00
O3_Span O3_Span 28-Nov-2025 04:00:00 04:21:00 0.400 0.403 0.00
Zero Zero 28-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 28-Nov-2025 00:46:00 01:07:00 0.393 0 .39 3
ED NO Zero 28-Nov-2025 00:46:00 01:07:00 0.01 0 .01 3
NO2 Zero 28-Nov-2025 00:46:00 01:07:00 0.097 0 .1 3
NOX Zero 28-Nov-2025 00:46:00 01:07:00 0.10 0 .1 3
O3 O3_Prec O3_Prec 28-Nov-2025 04:30:00 04:51:00 0.069 0.069 0.00
O3_Span O3_Span 28-Nov-2025 04:00:00 04:21:00 0.434 0.434 0.00
Zero Zero 28-Nov-2025 00:46:00 01:07:00 -0.001 0 0.00
EN NO Zero 28-Nov-2025 00:46:00 01:07:00 0.09 0 .09 3
NO2 Zero 28-Nov-2025 00:46:00 01:07:00 0.000 0 0.00 3
NOX Zero 28-Nov-2025 00:46:00 01:07:00 0.09 0 .09 3
O3 Zero 28-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
H3 NO Zero 28-Nov-2025 00:46:00 01:07:00 -0.09 0 -.09 3
NO2 Zero 28-Nov-2025 00:46:00 01:07:00 0.042 0 .04 3
NOX Zero 28-Nov-2025 00:46:00 01:07:00 -0.05 0 -.05 3
O3 Zero 28-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
HC NO Zero 28-Nov-2025 00:46:00 01:07:00 0.15 0 .15 3
NO2 Zero 28-Nov-2025 00:46:00 01:07:00 -0.015 0 -.02 3
NOX Zero 28-Nov-2025 00:46:00 01:07:00 0.13 0 .13 3
O3 O3_Prec O3_Prec 28-Nov-2025 04:30:00 04:51:00 0.062 0.066 0.00
HC O3 O3_Span O3_Span 28-Nov-2025 04:00:00 04:21:00 0.403 0.406 0.00
Zero Zero 28-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
HV CO Zero 28-Nov-2025 00:46:00 01:07:00 0.2 0 .2 .3
NO Zero 28-Nov-2025 00:46:00 01:07:00 0.21 0 .21 3
NO2 Zero 28-Nov-2025 00:46:00 01:07:00 0.271 0 .27 3
NOX Zero 28-Nov-2025 00:46:00 01:07:00 0.48 0 .48 3
O3 O3_Prec O3_Prec 28-Nov-2025 04:30:00 04:51:00 0.063 0.063 0.00
O3_Span O3_Span 28-Nov-2025 04:00:00 04:21:00 0.394 0.394 0.00
Zero Zero 28-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
HW CO Zero 28-Nov-2025 00:46:00 01:07:00 -0.2 0 -.23 .3
DIFF DIFFPrec DIFFPrec 28-Nov-2025 04:31:00 04:56:00 71.9 74.6 -2.67 3.9
DIFFSpan DIFFSpan 28-Nov-2025 04:00:00 04:25:00 260.7 255.42 5.28 16
NOY_Zero NOY_Zero 28-Nov-2025 02:00:00 02:35:00 0.8 0 .75 3
N500NO Zero Zero 28-Nov-2025 00:46:00 01:07:00 -0.060 0 -.06 3
N500NO2 Zero 28-Nov-2025 00:46:00 01:07:00 0.564 0 .56 3
N500NOX Zero 28-Nov-2025 00:46:00 01:07:00 0.504 * 0 .5
NO Zero 28-Nov-2025 00:46:00 01:07:00 0.01 0 .01 3
NO2 Zero 28-Nov-2025 00:46:00 01:07:00 0.260 0 .26 3
NOX Zero 28-Nov-2025 00:46:00 01:07:00 0.27 0 .27 3
NOY NOY_Zero NOY_Zero 28-Nov-2025 02:00:00 02:35:00 0.8 0 .79 3
O3 Zero Zero 28-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
SO2TRACE Zero 28-Nov-2025 00:46:00 01:07:00 0.387 0 .39 3
YNO NOY_Zero NOY_Zero 28-Nov-2025 02:00:00 02:35:00 0.0 0 .04 3
LN CO Zero Zero 28-Nov-2025 00:46:00 01:07:00 0.1 0 .19 .3
NO Zero 28-Nov-2025 00:46:00 01:07:00 0.08 0 .08 3
NO2 NO2_PREC NO2_PREC 28-Nov-2025 04:30:00 04:51:00 66.180 64 2.18 9.6
NO2_SPAN NO2_SPAN 28-Nov-2025 04:00:00 04:21:00 255.600 245 10.6 23.8
Zero Zero 28-Nov-2025 00:46:00 01:07:00 0.089 0 .09 3
NOX Zero 28-Nov-2025 00:46:00 01:07:00 0.17 0 .17 3
O3 Zero 28-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
M7 NO Zero 28-Nov-2025 00:46:00 01:07:00 0.19 0 .19 3
M7 NO2 NO2_Prec NO2_Prec 28-Nov-2025 04:30:00 04:51:00 72.560 71 1.56 10.7
NO2_Span NO2_Span 28-Nov-2025 04:00:00 04:21:00 252.100 248 4.1 26.5
Zero Zero 28-Nov-2025 00:46:00 01:07:00 -0.121 0 -.12 3
NOX Zero 28-Nov-2025 00:46:00 01:07:00 0.07 0 .07 3
O3 Zero 28-Nov-2025 00:46:00 01:07:00 -0.002 0 0.00
NR CO Zero 28-Nov-2025 00:46:00 01:07:00 -0.1 0 -.19 .3
NO Zero 28-Nov-2025 00:46:00 01:07:00 0.31 0 .31 3
NO2 Zero 28-Nov-2025 00:46:00 01:07:00 0.594 0 .59 3
NOX Zero 28-Nov-2025 00:46:00 01:07:00 0.90 0 .9 3
O3 O3_Prec O3_Prec 28-Nov-2025 04:30:00 04:51:00 0.063 0.0604 0.00
O3_Span O3_Span 28-Nov-2025 04:00:00 04:21:00 0.408 0.4103 0.00
Zero Zero 28-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
P2 NO Zero 28-Nov-2025 00:46:00 01:07:00 0.05 0 .05 3
NO2 NO2_Prec NO2_Prec 28-Nov-2025 04:30:00 04:51:00 69.710 70 -.29 10.4
NO2_Span NO2_Span 28-Nov-2025 04:00:00 04:21:00 230.300 226 4.3 39.8
Zero Zero 28-Nov-2025 00:46:00 01:07:00 -0.169 0 -.17 3
NOX Zero 28-Nov-2025 00:46:00 01:07:00 -0.12 0 -.12 3
O3 Zero 28-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
RS NO2TRACE NO2_Prec NO2_Prec 28-Nov-2025 04:30:00 04:51:00 51.430 52 -.57 9.7
NO2_Span NO2_Span 28-Nov-2025 04:00:00 04:21:00 168.200 158 10.2 21.7
ZERO ZERO 28-Nov-2025 00:46:00 01:07:00 0.156 0 .16 3
NOTRACE ZERO 28-Nov-2025 00:46:00 01:07:00 0.3 0 .28 3
NOXTRACE ZERO 28-Nov-2025 00:46:00 01:07:00 0.4 0 .44 3
SF NO Zero Zero 28-Nov-2025 00:46:00 01:07:00 0.07 0 .07 3
NO2 NO2_Prec NO2_Prec 28-Nov-2025 04:30:00 04:51:00 65.760 64 1.76 8.9
NO2_Span NO2_Span 28-Nov-2025 04:00:00 04:21:00 273.400 263 10.4 25.3
Zero Zero 28-Nov-2025 00:46:00 01:07:00 0.031 0 .03 3
NOX Zero 28-Nov-2025 00:46:00 01:07:00 0.10 0 .1 3
O3 Zero 28-Nov-2025 00:46:00 01:07:00 -0.001 0 0.00
SM NO Zero 28-Nov-2025 00:46:00 01:07:00 0.07 0 .07 3
NO2 NO2_Prec NO2_Prec 28-Nov-2025 04:30:00 04:51:00 74.860 74 .86 9.8
SM NO2 NO2_Span NO2_Span 28-Nov-2025 04:00:00 04:21:00 257.900 256 1.9 26.6
Zero Zero 28-Nov-2025 00:46:00 01:07:00 0.267 0 .27 3
NOX Zero 28-Nov-2025 00:46:00 01:07:00 0.34 0 .34 3
O3 Zero 28-Nov-2025 00:46:00 01:07:00 -0.001 0 0.00
UT CO Zero 28-Nov-2025 00:46:00 01:07:00 0.1 0 .15 .3
NO Zero 28-Nov-2025 00:46:00 01:07:00 0.052 0 .05 3
NO2 NO2_Prec NO2_Prec 28-Nov-2025 04:30:00 04:51:00 69.800 74 -4.2 10.2
NO2_Span NO2_Span 28-Nov-2025 04:00:00 04:21:00 244.200 263 -18.8 26.5
Zero Zero 28-Nov-2025 00:46:00 01:07:00 0.367 0 .37 3
NOX Zero 28-Nov-2025 00:46:00 01:07:00 0.419 0 .42 3
O3 Zero 28-Nov-2025 00:46:00 01:07:00 0.0 0 0.00
SO2 Zero 28-Nov-2025 00:46:00 01:07:00 0.241 0 .24 3
V4 NO Zero 28-Nov-2025 00:46:00 01:07:00 0.06 0 .06 3
NO2 NO2_Prec NO2_Prec 28-Nov-2025 04:30:00 04:51:00 74.00 74 0.00 9.8
NO2_Span NO2_Span 28-Nov-2025 04:00:00 04:21:00 270.60 264 6.6 26.5
Zero Zero 28-Nov-2025 00:46:00 01:07:00 -0.06 0 -.06 3
NOX Zero 28-Nov-2025 00:46:00 01:07:00 0.00 0 0.00 3
O3 Zero 28-Nov-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