Latest Calibration Reports

Today’s Report: calibrations2026-02-14.CSV

Site Parameter Sequence Phase Start Time End Time Value Expected Value Error Drift Warning Limit
BV NO Zero Zero 14-Feb-2026 00:46:00 01:07:00 -0.01 0 -.01 3
NO2 NO2_Prec NO2_Prec 14-Feb-2026 04:30:00 04:51:00 66.310 66.7 -.39 10.4
NO2_Span NO2_Span 14-Feb-2026 04:00:00 04:21:00 254.500 * 264 -9.5
Zero Zero 14-Feb-2026 00:46:00 01:07:00 -0.447 0 -.45 3
NOX Zero 14-Feb-2026 00:46:00 01:07:00 -0.46 0 -.46 3
O3 Zero 14-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
CV CO Zero 14-Feb-2026 00:46:00 01:07:00 0.0 0 .1 .3
NO Zero 14-Feb-2026 00:46:00 01:07:00 0.00 0 0.00 3
NO2 NO2_Prec NO2_Prec 14-Feb-2026 04:30:00 04:51:00 67.920 70.6 -2.68 11.4
NO2_Span NO2_Span 14-Feb-2026 04:00:00 04:21:00 257.100 255 2.1 34.1
Zero Zero 14-Feb-2026 00:46:00 01:07:00 0.017 0 .02 3
NOX Zero 14-Feb-2026 00:46:00 01:07:00 0.02 0 .02 3
O3 Zero 14-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 14-Feb-2026 00:46:00 01:07:00 0.148 0 .15 3
ED NO Zero 14-Feb-2026 00:46:00 01:07:00 0.12 0 .12 3
NO2 NO2_Prec NO2_Prec 14-Feb-2026 04:35:00 04:56:00 74.680 74 .68 10.2
NO2_Span NO2_Span 14-Feb-2026 04:00:00 04:21:00 256.400 260 -3.6 21.1
Zero Zero 14-Feb-2026 00:46:00 01:07:00 -0.002 0 0.00 3
NOX Zero 14-Feb-2026 00:46:00 01:07:00 0.11 0 .11 3
O3 Zero 14-Feb-2026 00:46:00 01:07:00 -0.001 0 0.00
EN NO Zero 14-Feb-2026 00:46:00 01:07:00 0.05 0 .05 3
NO2 Zero 14-Feb-2026 00:46:00 01:07:00 0.003 0 0.00 3
NOX Zero 14-Feb-2026 00:46:00 01:07:00 0.06 0 .06 3
O3 O3_Prec O3_Prec 14-Feb-2026 04:30:00 04:51:00 0.067 0.0675 0.00
O3_Span O3_Span 14-Feb-2026 04:00:00 04:21:00 0.417 0.414 0.00
Zero Zero 14-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
H3 NO Zero 14-Feb-2026 00:46:00 01:07:00 0.06 0 .06 3
NO2 Zero 14-Feb-2026 00:46:00 01:07:00 0.094 0 .09 3
NOX Zero 14-Feb-2026 00:46:00 01:07:00 0.16 0 .16 3
O3 O3_Prec O3_Prec 14-Feb-2026 04:30:00 04:50:00 0.067 0.067 0.00
O3_Span O3_Span 14-Feb-2026 04:00:00 04:21:00 0.402 0.4 0.00
Zero Zero 14-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
HC NO Zero Zero 14-Feb-2026 00:46:00 01:07:00 0.05 0 .05 3
NO2 Zero 14-Feb-2026 00:46:00 01:07:00 -0.080 0 -.08 3
NOX Zero 14-Feb-2026 00:46:00 01:07:00 -0.03 0 -.03 3
O3 Zero 14-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
HV CO Zero 14-Feb-2026 00:46:00 01:07:00 0.0 0 .03 .3
NO NOX_Span NOX_Span 14-Feb-2026 04:00:00 04:20:00 390.70 402 -11.3 42.2
Zero Zero 14-Feb-2026 00:46:00 01:07:00 0.19 0 .19 3
NO2 Zero 14-Feb-2026 00:46:00 01:07:00 0.084 0 .08 3
NOX NOX_Span NOX_Span 14-Feb-2026 04:00:00 04:20:00 411.30 421 -9.7 43
Zero Zero 14-Feb-2026 00:46:00 01:07:00 0.27 0 .27 3
O3 Zero 14-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
HW CO Zero 14-Feb-2026 00:46:00 01:07:00 0.0 0 .05 .3
DIFF NOY_Zero NOY_Zero 14-Feb-2026 02:00:00 02:35:00 1.0 0 1.03 3
N500NO Zero Zero 14-Feb-2026 00:46:00 01:07:00 -0.200 0 -.2 3
N500NO2 Zero 14-Feb-2026 00:46:00 01:07:00 -0.095 0 -.1 3
N500NOX Zero 14-Feb-2026 00:46:00 01:07:00 -0.295 * 0 -.3
NO Zero 14-Feb-2026 00:46:00 01:07:00 0.04 0 .04 3
NO2 NO2_Prec NO2_Prec 14-Feb-2026 04:30:00 04:51:00 67.170 65.5 1.67 11.1
NO2_Span NO2_Span 14-Feb-2026 04:00:00 04:21:00 267.000 269.7 -2.7 29
Zero Zero 14-Feb-2026 00:46:00 01:07:00 0.122 0 .12 3
NOX Zero 14-Feb-2026 00:46:00 01:07:00 0.16 0 .16 3
NOY NOY_Zero NOY_Zero 14-Feb-2026 02:00:00 02:35:00 1.0 0 1 3
O3 Zero Zero 14-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
SO2TRACE Zero 14-Feb-2026 00:46:00 01:07:00 0.592 0 .59 3
YNO NOY_Zero NOY_Zero 14-Feb-2026 02:00:00 02:35:00 0.0 0 -.04 3
LN CO Zero Zero 14-Feb-2026 00:46:00 01:07:00 0.1 0 .19 .3
NO NOX_Span NOX_Span 14-Feb-2026 04:00:00 04:21:00 419.10 404 15.1 43.4
Zero Zero 14-Feb-2026 00:46:00 01:07:00 0.11 0 .11 3
NO2 Zero 14-Feb-2026 00:46:00 01:07:00 -0.015 0 -.02 3
NOX NOX_Span NOX_Span 14-Feb-2026 04:00:00 04:21:00 431.50 427 4.5 44.1
Zero Zero 14-Feb-2026 00:46:00 01:07:00 0.09 0 .09 3
LN O3 Zero Zero 14-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
M7 NO Zero 14-Feb-2026 00:46:00 01:07:00 0.10 0 .1 3
NO2 Zero 14-Feb-2026 00:46:00 01:07:00 0.093 0 .09 3
NOX Zero 14-Feb-2026 00:46:00 01:07:00 0.19 0 .19 3
O3 O3_Prec O3_Prec 14-Feb-2026 04:30:00 04:51:00 0.061 0.062 0.00
O3_Span O3_Span 14-Feb-2026 04:00:00 04:21:00 0.395 0.395 0.00 .4
Zero Zero 14-Feb-2026 00:46:00 01:07:00 -0.002 0 0.00
NR CO CO_Prec CO_Prec 14-Feb-2026 04:30:00 04:51:00 3.4 * 4 -.51 .4
CO_Span CO_Span 14-Feb-2026 04:00:00 04:21:00 39.9 38.6 1.33 3.8
Zero Zero 14-Feb-2026 00:46:00 01:07:00 0.0 0 -.05 .3
NO Zero 14-Feb-2026 00:46:00 01:07:00 0.15 0 .15 3
NO2 Zero 14-Feb-2026 00:46:00 01:07:00 0.035 0 .04 3
NOX Zero 14-Feb-2026 00:46:00 01:07:00 0.18 0 .18 3
O3 Zero 14-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
P2 NO NOX_Span NOX_Span 14-Feb-2026 04:00:00 04:20:00 0.03 * 429 -428.97 42
NOX_Span 14-Feb-2026 05:46:00 06:06:00 0.03 * 429 -428.97 42
Zero Zero 14-Feb-2026 00:46:00 01:07:00 0.03 0 .03 3
NO2 Zero 14-Feb-2026 00:46:00 01:07:00 1.971 0 1.97 3
NOX NOX_Span NOX_Span 14-Feb-2026 04:00:00 04:20:00 2.00 * 440 -438 42
NOX_Span 14-Feb-2026 05:46:00 06:06:00 2.00 * 440 -438 42
Zero Zero 14-Feb-2026 00:46:00 01:07:00 2.00 0 2 3
O3 Zero 14-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
RP CO Zero 14-Feb-2026 00:46:00 01:07:00 -0.3 * 0 -.36 .3
Zero 14-Feb-2026 02:46:00 03:07:00 -0.3 * 0 -.37 .3
NO Zero 14-Feb-2026 00:46:00 01:07:00 0.46 0 .46 3
Zero 14-Feb-2026 02:46:00 03:07:00 0.48 0 .48 3
NO2 Zero 14-Feb-2026 00:46:00 01:07:00 -0.036 0 -.04 3
Zero 14-Feb-2026 02:46:00 03:07:00 -0.054 0 -.05 3
NOX Zero 14-Feb-2026 00:46:00 01:07:00 0.43 0 .43 3
Zero 14-Feb-2026 02:46:00 03:07:00 0.43 0 .43 3
O3 Zero 14-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
RP O3 Zero Zero 14-Feb-2026 02:46:00 03:07:00 0.000 0 0.00
SO2 SO2_Prec SO2_Prec 14-Feb-2026 04:35:00 05:05:00 61.240 63.2 -1.96 6.4
SO2_Span SO2_Span 14-Feb-2026 04:00:00 04:30:00 392.900 400 -7.1 40.5
Zero Zero 14-Feb-2026 00:46:00 01:07:00 0.663 0 .66 3
Zero 14-Feb-2026 02:46:00 03:07:00 0.899 0 .9 3
RS NO2TRACE ZERO ZERO 14-Feb-2026 00:46:00 01:07:00 0.036 0 .04 3
NOTRACE NOX_Span NOX_Span 14-Feb-2026 04:00:00 04:21:00 359.1 365 -5.9 43.7
ZERO ZERO 14-Feb-2026 00:46:00 01:07:00 0.0 0 .02 3
NOXTRACE NOX_Span NOX_Span 14-Feb-2026 04:00:00 04:21:00 361.3 365 -3.7 43.1
ZERO ZERO 14-Feb-2026 00:46:00 01:07:00 0.1 0 .06 3
SF NO Zero Zero 14-Feb-2026 00:46:00 01:07:00 0.04 0 .04 3
NO2 Zero 14-Feb-2026 00:46:00 01:07:00 0.136 0 .14 3
NOX Zero 14-Feb-2026 00:46:00 01:07:00 0.18 0 .18 3
O3 O3_Prec O3_Prec 14-Feb-2026 04:30:00 04:51:00 0.064 0.063 0.00
O3_Span O3_Span 14-Feb-2026 04:00:00 04:21:00 0.399 0.399 0.00
Zero Zero 14-Feb-2026 00:46:00 01:07:00 -0.001 0 0.00
SM NO NOX_Span NOX_Span 14-Feb-2026 04:00:00 04:21:00 337.70 348 -10.3 42.2
Zero Zero 14-Feb-2026 00:46:00 01:07:00 0.09 0 .09 3
NO2 Zero 14-Feb-2026 00:46:00 01:07:00 0.069 0 .07 3
NOX NOX_Span NOX_Span 14-Feb-2026 04:00:00 04:21:00 355.70 363 -7.3 43.2
Zero Zero 14-Feb-2026 00:46:00 01:07:00 0.16 0 .16 3
O3 Zero 14-Feb-2026 00:46:00 01:07:00 -0.001 0 0.00
UT CO Zero 14-Feb-2026 00:46:00 01:07:00 0.1 0 .14 .3
NO Zero 14-Feb-2026 00:46:00 01:07:00 0.071 0 .07 3
NO2 Zero 14-Feb-2026 00:46:00 01:07:00 0.110 0 .11 3
NOX Zero 14-Feb-2026 00:46:00 01:07:00 0.181 0 .18 3
O3 O3_Prec O3_Prec 14-Feb-2026 04:30:00 04:51:00 0.0 0.065 0.00 4.5
O3_Span O3_Span 14-Feb-2026 04:00:00 04:21:00 0.3 0.4 0.00 39.9
Zero Zero 14-Feb-2026 00:46:00 01:07:00 0.0 0 0.00
SO2 Zero 14-Feb-2026 00:46:00 01:07:00 0.322 0 .32 3
V4 NO NOX_Span NOX_Span 14-Feb-2026 04:00:00 04:21:00 382.60 405 -22.4 41.2
V4 NO Zero Zero 14-Feb-2026 00:46:00 01:07:00 -0.02 0 -.02 3
NO2 Zero 14-Feb-2026 00:46:00 01:07:00 0.02 0 .02 3
NOX NOX_Span NOX_Span 14-Feb-2026 04:00:00 04:21:00 385.80 410 -24.2 41.1
Zero Zero 14-Feb-2026 00:46:00 01:07:00 0.00 0 0.00 3
O3 Zero 14-Feb-2026 00:46:00 01:07:00 -0.002 0 0.00
* - Drift limit exceeded
** - Out of control limit exceeded

Yesterday’s Report: calibrations2026-02-13.CSV

Site Parameter Sequence Phase Start Time End Time Value Expected Value Error Drift Warning Limit
BV NO Zero Zero 13-Feb-2026 00:46:00 01:07:00 -0.03 0 -.03 3
NO2 Zero 13-Feb-2026 00:46:00 01:07:00 -0.472 0 -.47 3
NOX Zero 13-Feb-2026 00:46:00 01:07:00 -0.50 0 -.5 3
O3 O3_Prec O3_Prec 13-Feb-2026 04:30:00 04:51:00 0.066 0.065 0.00
O3_Span O3_Span 13-Feb-2026 04:00:00 04:21:00 0.408 0.408 0.00
Zero Zero 13-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
CV CO Zero 13-Feb-2026 00:46:00 01:07:00 0.0 0 .1 .3
NO Zero 13-Feb-2026 00:46:00 01:07:00 0.05 0 .05 3
NO2 Zero 13-Feb-2026 00:46:00 01:07:00 0.082 0 .08 3
NOX Zero 13-Feb-2026 00:46:00 01:07:00 0.13 0 .13 3
O3 O3_Prec O3_Prec 13-Feb-2026 04:30:00 04:51:00 0.063 0.0655 0.00
O3_Span O3_Span 13-Feb-2026 04:00:00 04:21:00 0.390 0.403 -.01
Zero Zero 13-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 13-Feb-2026 00:46:00 01:07:00 0.204 0 .2 3
ED NO Zero 13-Feb-2026 00:46:00 01:07:00 0.07 0 .07 3
NO2 Zero 13-Feb-2026 00:46:00 01:07:00 0.018 0 .02 3
NOX Zero 13-Feb-2026 00:46:00 01:07:00 0.09 0 .09 3
O3 O3_Prec O3_Prec 13-Feb-2026 04:30:00 04:51:00 0.068 0.069 0.00
O3_Span O3_Span 13-Feb-2026 04:00:00 04:21:00 0.429 0.434 0.00
Zero Zero 13-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
EN NO Zero 13-Feb-2026 00:46:00 01:07:00 -0.09 0 -.09 3
NO2 Zero 13-Feb-2026 00:46:00 01:07:00 -0.004 0 0.00 3
NOX Zero 13-Feb-2026 00:46:00 01:07:00 -0.09 0 -.09 3
O3 Zero 13-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
H3 NO Zero 13-Feb-2026 00:46:00 01:07:00 0.12 0 .12 3
NO2 Zero 13-Feb-2026 00:46:00 01:07:00 0.113 0 .11 3
NOX Zero 13-Feb-2026 00:46:00 01:07:00 0.23 0 .23 3
O3 Zero 13-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
HC NO Zero 13-Feb-2026 00:46:00 01:07:00 0.25 0 .25 3
NO2 Zero 13-Feb-2026 00:46:00 01:07:00 -0.038 0 -.04 3
NOX Zero 13-Feb-2026 00:46:00 01:07:00 0.21 0 .21 3
O3 O3_Prec O3_Prec 13-Feb-2026 04:30:00 04:51:00 0.064 0.066 0.00
HC O3 O3_Span O3_Span 13-Feb-2026 04:00:00 04:21:00 0.404 0.406 0.00
Zero Zero 13-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
HV CO Zero 13-Feb-2026 00:46:00 01:07:00 0.0 0 .03 .3
NO Zero 13-Feb-2026 00:46:00 01:07:00 0.15 0 .15 3
NO2 Zero 13-Feb-2026 00:46:00 01:07:00 0.158 0 .16 3
NOX Zero 13-Feb-2026 00:46:00 01:07:00 0.31 0 .31 3
O3 O3_Prec O3_Prec 13-Feb-2026 04:30:00 04:51:00 0.063 0.063 0.00
O3_Span O3_Span 13-Feb-2026 04:00:00 04:21:00 0.393 0.394 0.00
Zero Zero 13-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
HW CO Zero 13-Feb-2026 00:46:00 01:07:00 0.0 0 .02 .3
DIFF DIFFPrec DIFFPrec 13-Feb-2026 04:31:00 04:56:00 73.8 74.6 -.76 3.9
DIFFSpan DIFFSpan 13-Feb-2026 04:00:00 04:25:00 248.9 255.42 -6.52 16
NOY_Zero NOY_Zero 13-Feb-2026 02:00:00 02:35:00 1.0 0 1.01 3
N500NO Zero Zero 13-Feb-2026 00:46:00 01:07:00 -0.140 0 -.14 3
N500NO2 Zero 13-Feb-2026 00:46:00 01:07:00 -0.183 0 -.18 3
N500NOX Zero 13-Feb-2026 00:46:00 01:07:00 -0.323 * 0 -.32
NO Zero 13-Feb-2026 00:46:00 01:07:00 0.05 0 .05 3
NO2 Zero 13-Feb-2026 00:46:00 01:07:00 0.096 0 .1 3
NOX Zero 13-Feb-2026 00:46:00 01:07:00 0.14 0 .14 3
NOY NOY_Zero NOY_Zero 13-Feb-2026 02:00:00 02:35:00 1.0 0 1.04 3
O3 Zero Zero 13-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
SO2TRACE Zero 13-Feb-2026 00:46:00 01:07:00 0.515 0 .52 3
YNO NOY_Zero NOY_Zero 13-Feb-2026 02:00:00 02:35:00 0.0 0 .03 3
LN CO Zero Zero 13-Feb-2026 00:46:00 01:07:00 0.0 0 .06 .3
NO Zero 13-Feb-2026 00:46:00 01:07:00 0.05 0 .05 3
NO2 NO2_PREC NO2_PREC 13-Feb-2026 04:30:00 04:51:00 64.740 64 .74 9.6
NO2_SPAN NO2_SPAN 13-Feb-2026 04:00:00 04:21:00 248.400 245 3.4 23.8
Zero Zero 13-Feb-2026 00:46:00 01:07:00 -0.053 0 -.05 3
NOX Zero 13-Feb-2026 00:46:00 01:07:00 0.00 0 0.00 3
O3 Zero 13-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
M7 NO Zero 13-Feb-2026 00:46:00 01:07:00 0.11 0 .11 3
M7 NO2 NO2_Prec NO2_Prec 13-Feb-2026 04:30:00 04:51:00 72.910 72 .91 10.7
NO2_Span NO2_Span 13-Feb-2026 04:00:00 04:21:00 253.100 250 3.1 26.5
Zero Zero 13-Feb-2026 00:46:00 01:07:00 0.009 0 .01 3
NOX Zero 13-Feb-2026 00:46:00 01:07:00 0.12 0 .12 3
O3 Zero 13-Feb-2026 00:46:00 01:07:00 -0.002 0 0.00
NR CO Zero 13-Feb-2026 00:46:00 01:07:00 0.0 0 .08 .3
NO Zero 13-Feb-2026 00:46:00 01:07:00 -0.05 0 -.05 3
NO2 Zero 13-Feb-2026 00:46:00 01:07:00 0.213 0 .21 3
NOX Zero 13-Feb-2026 00:46:00 01:07:00 0.16 0 .16 3
O3 O3_Prec O3_Prec 13-Feb-2026 04:30:00 04:51:00 0.062 0.0604 0.00
O3_Span O3_Span 13-Feb-2026 04:00:00 04:21:00 0.398 0.4103 -.01
Zero Zero 13-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
P2 NO Zero 13-Feb-2026 00:46:00 01:07:00 0.03 0 .03 3
NO2 NO2_Prec NO2_Prec 13-Feb-2026 04:30:00 04:51:00 1.971 * 70 -68.03 10.4
NO2_Span NO2_Span 13-Feb-2026 04:00:00 04:21:00 1.971 * 226 -224.03 39.8
NO2_Span 13-Feb-2026 05:46:00 06:07:00 1.971 * 226 -224.03 39.8
Zero Zero 13-Feb-2026 00:46:00 01:07:00 1.971 0 1.97 3
NOX Zero 13-Feb-2026 00:46:00 01:07:00 2.00 0 2 3
O3 Zero 13-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
RP CO Zero 13-Feb-2026 00:46:00 01:07:00 -0.3 * 0 -.32 .3
Zero 13-Feb-2026 02:46:00 03:07:00 -0.3 * 0 -.33 .3
Zero 13-Feb-2026 04:46:00 05:07:00 -0.3 * 0 -.34 .3
NO Zero 13-Feb-2026 00:46:00 01:07:00 0.51 0 .51 3
Zero 13-Feb-2026 02:46:00 03:07:00 0.50 0 .5 3
Zero 13-Feb-2026 04:46:00 05:07:00 0.37 0 .37 3
NO2 Zero 13-Feb-2026 00:46:00 01:07:00 0.227 0 .23 3
Zero 13-Feb-2026 02:46:00 03:07:00 0.561 0 .56 3
Zero 13-Feb-2026 04:46:00 05:07:00 0.229 0 .23 3
NOX Zero 13-Feb-2026 00:46:00 01:07:00 0.74 0 .74 3
Zero 13-Feb-2026 02:46:00 03:07:00 1.06 0 1.06 3
Zero 13-Feb-2026 04:46:00 05:07:00 0.60 0 .6 3
RP O3 Zero Zero 13-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
Zero 13-Feb-2026 02:46:00 03:07:00 0.000 0 0.00
Zero 13-Feb-2026 04:46:00 05:07:00 0.000 0 0.00
SO2 Zero 13-Feb-2026 00:46:00 01:07:00 0.646 0 .65 3
Zero 13-Feb-2026 02:46:00 03:07:00 0.985 0 .99 3
Zero 13-Feb-2026 04:46:00 05:07:00 0.893 0 .89 3
RS NO2TRACE NO2_Prec NO2_Prec 13-Feb-2026 04:30:00 04:51:00 53.010 52 1.01 9.7
NO2_Span NO2_Span 13-Feb-2026 04:00:00 04:21:00 172.600 156 16.6 21.7
NO2_Span 13-Feb-2026 05:46:00 06:07:00 156.000 156 0.00 21.7
ZERO ZERO 13-Feb-2026 00:46:00 01:07:00 -0.036 0 -.04 3
NOTRACE ZERO 13-Feb-2026 00:46:00 01:07:00 0.0 0 .01 3
NOXTRACE ZERO 13-Feb-2026 00:46:00 01:07:00 0.0 0 -.03 3
SF NO Zero Zero 13-Feb-2026 00:46:00 01:07:00 0.00 0 0.00 3
NO2 NO2_Prec NO2_Prec 13-Feb-2026 04:30:00 04:51:00 66.810 65 1.81 8.9
NO2_Span NO2_Span 13-Feb-2026 04:00:00 04:21:00 275.200 268 7.2 25.3
Zero Zero 13-Feb-2026 00:46:00 01:07:00 0.020 0 .02 3
NOX Zero 13-Feb-2026 00:46:00 01:07:00 0.02 0 .02 3
O3 Zero 13-Feb-2026 00:46:00 01:07:00 -0.001 0 0.00
SM NO Zero 13-Feb-2026 00:46:00 01:07:00 0.20 0 .2 3
NO2 NO2_Prec NO2_Prec 13-Feb-2026 04:30:00 04:51:00 76.070 74 2.07 9.8
NO2_Span NO2_Span 13-Feb-2026 04:00:00 04:21:00 259.900 256 3.9 26.6
Zero Zero 13-Feb-2026 00:46:00 01:07:00 0.154 0 .15 3
NOX Zero 13-Feb-2026 00:46:00 01:07:00 0.36 0 .36 3
O3 Zero 13-Feb-2026 00:46:00 01:07:00 -0.001 0 0.00
UT CO Zero 13-Feb-2026 00:46:00 01:07:00 0.1 0 .15 .3
NO Zero 13-Feb-2026 00:46:00 01:07:00 0.035 0 .04 3
NO2 NO2_Prec NO2_Prec 13-Feb-2026 04:30:00 04:51:00 68.990 66 2.99 10.2
NO2_Span NO2_Span 13-Feb-2026 04:00:00 04:21:00 270.100 256 14.1 26.5
Zero Zero 13-Feb-2026 00:46:00 01:07:00 0.599 0 .6 3
NOX Zero 13-Feb-2026 00:46:00 01:07:00 0.633 0 .63 3
O3 Zero 13-Feb-2026 00:46:00 01:07:00 0.0 0 0.00
UT SO2 Zero Zero 13-Feb-2026 00:46:00 01:07:00 0.277 0 .28 3
V4 NO Zero 13-Feb-2026 00:46:00 01:07:00 0.11 0 .11 3
NO2 NO2_Prec NO2_Prec 13-Feb-2026 04:30:00 04:51:00 66.61 74 -7.39 9.8
NO2_Span NO2_Span 13-Feb-2026 04:00:00 04:21:00 254.90 264 -9.1 26.5
Zero Zero 13-Feb-2026 00:46:00 01:07:00 -0.07 0 -.07 3
NOX Zero 13-Feb-2026 00:46:00 01:07:00 0.04 0 .04 3
O3 Zero 13-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