Latest Calibration Reports

Today’s Report: calibrations2025-12-19.CSV

Site Parameter Sequence Phase Start Time End Time Value Expected Value Error Drift Warning Limit
BV NO Zero Zero 19-Dec-2025 00:46:00 01:07:00 0.19 0 .19 3
NO2 Zero 19-Dec-2025 00:46:00 01:07:00 -0.453 0 -.45 3
NOX Zero 19-Dec-2025 00:46:00 01:07:00 -0.27 0 -.27 3
O3 O3_Prec O3_Prec 19-Dec-2025 04:30:00 04:51:00 0.066 0.065 0.00
O3_Span O3_Span 19-Dec-2025 04:00:00 04:21:00 0.408 0.408 0.00
Zero Zero 19-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
CV CO Zero 19-Dec-2025 00:46:00 01:07:00 0.1 0 .1 .3
NO Zero 19-Dec-2025 00:46:00 01:07:00 0.12 0 .12 3
NO2 Zero 19-Dec-2025 00:46:00 01:07:00 -0.050 0 -.05 3
NOX Zero 19-Dec-2025 00:46:00 01:07:00 0.07 0 .07 3
O3 O3_Prec O3_Prec 19-Dec-2025 04:30:00 04:51:00 0.065 0.0655 0.00
O3_Span O3_Span 19-Dec-2025 04:00:00 04:21:00 0.397 0.403 -.01
Zero Zero 19-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 19-Dec-2025 00:46:00 01:07:00 0.523 0 .52 3
ED NO Zero 19-Dec-2025 00:46:00 01:07:00 0.08 0 .08 3
NO2 Zero 19-Dec-2025 00:46:00 01:07:00 -0.010 0 -.01 3
NOX Zero 19-Dec-2025 00:46:00 01:07:00 0.08 0 .08 3
O3 O3_Prec O3_Prec 19-Dec-2025 04:30:00 04:51:00 0.070 0.069 0.00
O3_Span O3_Span 19-Dec-2025 04:00:00 04:21:00 0.433 0.434 0.00
Zero Zero 19-Dec-2025 00:46:00 01:07:00 -0.001 0 0.00
EN NO Zero 19-Dec-2025 00:46:00 01:07:00 0.09 0 .09 3
NO2 Zero 19-Dec-2025 00:46:00 01:07:00 -0.108 0 -.11 3
NOX Zero 19-Dec-2025 00:46:00 01:07:00 -0.02 0 -.02 3
O3 Zero 19-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
H3 NO Zero 19-Dec-2025 00:46:00 01:07:00 -0.46 0 -.46 3
NO2 Zero 19-Dec-2025 00:46:00 01:07:00 0.072 0 .07 3
NOX Zero 19-Dec-2025 00:46:00 01:07:00 -0.39 0 -.39 3
O3 Zero 19-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
HC NO Zero 19-Dec-2025 00:46:00 01:07:00 0.16 0 .16 3
NO2 Zero 19-Dec-2025 00:46:00 01:07:00 -0.120 0 -.12 3
NOX Zero 19-Dec-2025 00:46:00 01:07:00 0.04 0 .04 3
O3 O3_Prec O3_Prec 19-Dec-2025 04:30:00 04:51:00 0.063 0.066 0.00
HC O3 O3_Span O3_Span 19-Dec-2025 04:00:00 04:21:00 0.404 0.406 0.00
Zero Zero 19-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
HV CO Zero 19-Dec-2025 00:46:00 01:07:00 0.2 0 .22 .3
NO Zero 19-Dec-2025 00:46:00 01:07:00 0.18 0 .18 3
NO2 Zero 19-Dec-2025 00:46:00 01:07:00 -0.049 0 -.05 3
NOX Zero 19-Dec-2025 00:46:00 01:07:00 0.13 0 .13 3
O3 O3_Prec O3_Prec 19-Dec-2025 04:30:00 04:51:00 0.062 0.063 0.00
O3_Span O3_Span 19-Dec-2025 04:00:00 04:21:00 0.394 0.394 0.00
Zero Zero 19-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
HW CO Zero 19-Dec-2025 00:46:00 01:07:00 0.0 0 .01 .3
DIFF DIFFPrec DIFFPrec 19-Dec-2025 04:31:00 04:56:00 68.3 * 74.6 -6.3 3.9
DIFFSpan DIFFSpan 19-Dec-2025 04:00:00 04:25:00 261.3 255.42 5.88 16
NOY_Zero NOY_Zero 19-Dec-2025 02:00:00 02:35:00 0.8 0 .83 3
N500NO Zero Zero 19-Dec-2025 00:46:00 01:07:00 -0.080 0 -.08 3
N500NO2 Zero 19-Dec-2025 00:46:00 01:07:00 -0.002 0 0.00 3
N500NOX Zero 19-Dec-2025 00:46:00 01:07:00 -0.081 * 0 -.08
NO Zero 19-Dec-2025 00:46:00 01:07:00 0.00 0 0.00 3
NO2 Zero 19-Dec-2025 00:46:00 01:07:00 0.085 0 .09 3
NOX Zero 19-Dec-2025 00:46:00 01:07:00 0.09 0 .09 3
NOY NOY_Zero NOY_Zero 19-Dec-2025 02:00:00 02:35:00 0.8 0 .82 3
O3 Zero Zero 19-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
SO2TRACE Zero 19-Dec-2025 00:46:00 01:07:00 0.560 0 .56 3
YNO NOY_Zero NOY_Zero 19-Dec-2025 02:00:00 02:35:00 0.0 0 -.01 3
LN CO Zero Zero 19-Dec-2025 00:46:00 01:07:00 0.0 0 .07 .3
NO Zero 19-Dec-2025 00:46:00 01:07:00 0.19 0 .19 3
NO2 NO2_PREC NO2_PREC 19-Dec-2025 04:30:00 04:51:00 65.490 64 1.49 9.6
NO2_SPAN NO2_SPAN 19-Dec-2025 04:00:00 04:21:00 252.000 245 7 23.8
Zero Zero 19-Dec-2025 00:46:00 01:07:00 -0.247 0 -.25 3
NOX Zero 19-Dec-2025 00:46:00 01:07:00 -0.06 0 -.06 3
O3 Zero 19-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
M7 NO Zero 19-Dec-2025 00:46:00 01:07:00 0.07 0 .07 3
M7 NO2 NO2_Prec NO2_Prec 19-Dec-2025 04:30:00 04:51:00 72.340 72 .34 10.7
NO2_Span NO2_Span 19-Dec-2025 04:00:00 04:21:00 253.200 250 3.2 26.5
Zero Zero 19-Dec-2025 00:46:00 01:07:00 -0.060 0 -.06 3
NOX Zero 19-Dec-2025 00:46:00 01:07:00 0.01 0 .01 3
O3 Zero 19-Dec-2025 00:46:00 01:07:00 -0.002 0 0.00
NR CO Zero 19-Dec-2025 00:46:00 01:07:00 0.0 0 -.05 .3
NO Zero 19-Dec-2025 00:46:00 01:07:00 -0.08 0 -.08 3
NO2 Zero 19-Dec-2025 00:46:00 01:07:00 0.024 0 .02 3
NOX Zero 19-Dec-2025 00:46:00 01:07:00 -0.06 0 -.06 3
O3 O3_Prec O3_Prec 19-Dec-2025 04:30:00 04:51:00 0.062 0.0604 0.00
O3_Span O3_Span 19-Dec-2025 04:00:00 04:21:00 0.408 0.4103 0.00
Zero Zero 19-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
P2 NO Zero 19-Dec-2025 00:46:00 01:07:00 0.05 0 .05 3
NO2 NO2_Prec NO2_Prec 19-Dec-2025 04:30:00 04:51:00 71.010 70 1.01 10.4
NO2_Span NO2_Span 19-Dec-2025 04:00:00 04:21:00 231.100 226 5.1 39.8
Zero Zero 19-Dec-2025 00:46:00 01:07:00 -0.133 0 -.13 3
NOX Zero 19-Dec-2025 00:46:00 01:07:00 -0.09 0 -.09 3
O3 Zero 19-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
RP CO Zero 19-Dec-2025 00:46:00 01:07:00 -0.1 0 -.13 .3
NO Zero 19-Dec-2025 00:46:00 01:07:00 0.47 0 .47 3
NO2 Zero 19-Dec-2025 00:46:00 01:07:00 -0.092 0 -.09 3
NOX Zero 19-Dec-2025 00:46:00 01:07:00 0.38 0 .38 3
O3 Zero 19-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 19-Dec-2025 00:46:00 01:07:00 0.614 0 .61 3
RS NO2TRACE NO2_Prec NO2_Prec 19-Dec-2025 04:30:00 04:51:00 52.640 52 .64 9.7
NO2_Span NO2_Span 19-Dec-2025 04:00:00 04:21:00 168.500 156 12.5 21.7
ZERO ZERO 19-Dec-2025 00:46:00 01:07:00 -0.117 0 -.12 3
NOTRACE ZERO 19-Dec-2025 00:46:00 01:07:00 0.0 0 0.00 3
NOXTRACE ZERO 19-Dec-2025 00:46:00 01:07:00 -0.1 0 -.12 3
SF NO Zero Zero 19-Dec-2025 00:46:00 01:07:00 0.05 0 .05 3
NO2 NO2_Prec NO2_Prec 19-Dec-2025 04:30:00 04:51:00 65.700 65 .7 8.9
SF NO2 NO2_Span NO2_Span 19-Dec-2025 04:00:00 04:21:00 275.900 268 7.9 25.3
Zero Zero 19-Dec-2025 00:46:00 01:07:00 -0.042 0 -.04 3
NOX Zero 19-Dec-2025 00:46:00 01:07:00 0.00 0 0.00 3
O3 Zero 19-Dec-2025 00:46:00 01:07:00 -0.001 0 0.00
SM NO Zero 19-Dec-2025 00:46:00 01:07:00 0.03 0 .03 3
NO2 NO2_Prec NO2_Prec 19-Dec-2025 04:30:00 04:51:00 74.470 74 .47 9.8
NO2_Span NO2_Span 19-Dec-2025 04:00:00 04:21:00 258.100 256 2.1 26.6
Zero Zero 19-Dec-2025 00:46:00 01:07:00 0.089 0 .09 3
NOX Zero 19-Dec-2025 00:46:00 01:07:00 0.12 0 .12 3
O3 Zero 19-Dec-2025 00:46:00 01:07:00 -0.002 0 0.00
UT CO Zero 19-Dec-2025 00:46:00 01:07:00 0.2 0 .22 .3
NO Zero 19-Dec-2025 00:46:00 01:07:00 0.002 0 0.00 3
NO2 NO2_Prec NO2_Prec 19-Dec-2025 04:30:00 04:51:00 64.070 66 -1.93 10.2
NO2_Span NO2_Span 19-Dec-2025 04:00:00 04:21:00 249.500 256 -6.5 26.5
Zero Zero 19-Dec-2025 00:46:00 01:07:00 0.034 0 .03 3
NOX Zero 19-Dec-2025 00:46:00 01:07:00 0.036 0 .04 3
O3 Zero 19-Dec-2025 00:46:00 01:07:00 0.0 0 0.00
SO2 Zero 19-Dec-2025 00:46:00 01:07:00 0.230 0 .23 3
V4 NO Zero 19-Dec-2025 00:46:00 01:07:00 0.07 0 .07 3
NO2 NO2_Prec NO2_Prec 19-Dec-2025 04:30:00 04:51:00 70.86 74 -3.14 9.8
NO2_Span NO2_Span 19-Dec-2025 04:00:00 04:21:00 262.40 264 -1.6 26.5
Zero Zero 19-Dec-2025 00:46:00 01:07:00 -0.08 0 -.08 3
NOX Zero 19-Dec-2025 00:46:00 01:07:00 0.00 0 0.00 3
O3 Zero 19-Dec-2025 00:46:00 01:07:00 -0.002 0 0.00
* - Drift limit exceeded
** - Out of control limit exceeded

Yesterday’s Report: calibrations2025-12-18.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

First Report: calibrations2020-03-26.PDF