Latest Calibration Reports

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

Yesterday’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

First Report: calibrations2020-03-26.PDF