Latest Calibration Reports

Today’s Report: calibrations2026-04-03.CSV

Site Parameter Sequence Phase Start Time End Time Value Expected Value Error Drift Warning Limit
BV NO Zero Zero 03-Apr-2026 00:46:00 01:07:00 -0.01 0 -.01 3
NO2 Zero 03-Apr-2026 00:46:00 01:07:00 -0.107 0 -.11 3
NOX Zero 03-Apr-2026 00:46:00 01:07:00 -0.12 0 -.12 3
O3 O3_Prec O3_Prec 03-Apr-2026 04:30:00 04:51:00 0.066 0.066 0.00
O3_Span O3_Span 03-Apr-2026 04:00:00 04:21:00 0.400 0.401 0.00
Zero Zero 03-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
CV CO Zero 03-Apr-2026 00:46:00 01:07:00 0.0 0 .06 .3
NO Zero 03-Apr-2026 00:46:00 01:07:00 0.02 0 .02 3
NO2 Zero 03-Apr-2026 00:46:00 01:07:00 -0.165 0 -.17 3
NOX Zero 03-Apr-2026 00:46:00 01:07:00 -0.14 0 -.14 3
O3 O3_Prec O3_Prec 03-Apr-2026 04:30:00 04:51:00 0.064 0.0643 0.00
O3_Span O3_Span 03-Apr-2026 04:00:00 04:21:00 0.391 0.3954 0.00
Zero Zero 03-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 03-Apr-2026 00:46:00 01:07:00 0.338 0 .34 3
ED NO Zero 03-Apr-2026 00:46:00 01:07:00 -0.01 0 -.01 3
NO2 Zero 03-Apr-2026 00:46:00 01:07:00 0.041 0 .04 3
NOX Zero 03-Apr-2026 00:46:00 01:07:00 0.03 0 .03 3
O3 O3_Prec O3_Prec 03-Apr-2026 04:30:00 04:51:00 0.068 0.069 0.00
O3_Span O3_Span 03-Apr-2026 04:00:00 04:21:00 0.429 0.434 0.00
Zero Zero 03-Apr-2026 00:46:00 01:07:00 -0.001 0 0.00
EN NO Zero 03-Apr-2026 00:46:00 01:07:00 -0.14 0 -.14 3
NO2 Zero 03-Apr-2026 00:46:00 01:07:00 0.020 0 .02 3
NOX Zero 03-Apr-2026 00:46:00 01:07:00 -0.12 0 -.12 3
O3 Zero 03-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
H3 NO Zero 03-Apr-2026 00:46:00 01:07:00 -0.02 0 -.02 3
NO2 Zero 03-Apr-2026 00:46:00 01:07:00 0.063 0 .06 3
NOX Zero 03-Apr-2026 00:46:00 01:07:00 0.05 0 .05 3
O3 Zero 03-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
HC NO Zero 03-Apr-2026 00:46:00 01:07:00 0.14 0 .14 3
NO2 Zero 03-Apr-2026 00:46:00 01:07:00 -0.423 0 -.42 3
NOX Zero 03-Apr-2026 00:46:00 01:07:00 -0.28 0 -.28 3
O3 O3_Prec O3_Prec 03-Apr-2026 04:30:00 04:51:00 0.062 0.063 0.00
HC O3 O3_Span O3_Span 03-Apr-2026 04:00:00 04:21:00 0.401 0.4 0.00
Zero Zero 03-Apr-2026 00:46:00 01:07:00 -0.001 0 0.00
HV CO Zero 03-Apr-2026 00:46:00 01:07:00 0.0 0 .07 .3
NO Zero 03-Apr-2026 00:46:00 01:07:00 0.06 0 .06 3
NO2 Zero 03-Apr-2026 00:46:00 01:07:00 -0.070 0 -.07 3
NOX Zero 03-Apr-2026 00:46:00 01:07:00 -0.01 0 -.01 3
O3 O3_Prec O3_Prec 03-Apr-2026 04:30:00 04:51:00 0.071 0.072 0.00
O3_Span O3_Span 03-Apr-2026 04:00:00 04:21:00 0.403 0.403 0.00
Zero Zero 03-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
HW CO Zero 03-Apr-2026 00:46:00 01:07:00 0.1 0 .13 .3
DIFF DIFFPrec DIFFPrec 03-Apr-2026 04:31:00 04:56:00 21.1 * 72 -50.94 3.9
DIFFSpan DIFFSpan 03-Apr-2026 04:00:00 04:25:00 268.1 268 .1 16
NOY_Zero NOY_Zero 03-Apr-2026 02:00:00 02:35:00 -0.1 0 -.1 3
N500NO Zero Zero 03-Apr-2026 00:46:00 01:07:00 -0.192 0 -.19 3
N500NO2 Zero 03-Apr-2026 00:46:00 01:07:00 -0.166 0 -.17 3
N500NOX Zero 03-Apr-2026 00:46:00 01:07:00 -0.357 * 0 -.36
NO Zero 03-Apr-2026 00:46:00 01:07:00 0.01 0 .01 3
NO2 Zero 03-Apr-2026 00:46:00 01:07:00 0.009 0 .01 3
NOX Zero 03-Apr-2026 00:46:00 01:07:00 0.02 0 .02 3
NOY NOY_Zero NOY_Zero 03-Apr-2026 02:00:00 02:35:00 -0.1 0 -.11 3
O3 Zero Zero 03-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
SO2TRACE Zero 03-Apr-2026 00:46:00 01:07:00 0.690 0 .69 3
YNO NOY_Zero NOY_Zero 03-Apr-2026 02:00:00 02:35:00 0.0 0 -.01 3
LN CO Zero Zero 03-Apr-2026 00:46:00 01:07:00 0.0 0 .04 .3
NO Zero 03-Apr-2026 00:46:00 01:07:00 -0.02 0 -.02 3
NO2 NO2_PREC NO2_PREC 03-Apr-2026 04:30:00 04:51:00 63.930 64 -.07 9.6
NO2_SPAN NO2_SPAN 03-Apr-2026 04:00:00 04:21:00 242.600 245 -2.4 23.8
Zero Zero 03-Apr-2026 00:46:00 01:07:00 -0.147 0 -.15 3
NOX Zero 03-Apr-2026 00:46:00 01:07:00 -0.16 0 -.16 3
O3 Zero 03-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
M7 NO Zero 03-Apr-2026 00:46:00 01:07:00 -0.08 0 -.08 3
M7 NO2 NO2_Prec NO2_Prec 03-Apr-2026 04:30:00 04:51:00 61.200 65 -3.8 10.7
NO2_Span NO2_Span 03-Apr-2026 04:00:00 04:21:00 257.100 273 -15.9 26.5
Zero Zero 03-Apr-2026 00:46:00 01:07:00 0.040 0 .04 3
NOX Zero 03-Apr-2026 00:46:00 01:07:00 -0.04 0 -.04 3
O3 Zero 03-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
NR CO Zero 03-Apr-2026 00:46:00 01:07:00 -0.1 0 -.1 .3
NO Zero 03-Apr-2026 00:46:00 01:07:00 0.00 0 0.00 3
NO2 Zero 03-Apr-2026 00:46:00 01:07:00 -0.144 0 -.14 3
NOX Zero 03-Apr-2026 00:46:00 01:07:00 -0.14 0 -.15 3
O3 O3_Prec O3_Prec 03-Apr-2026 04:30:00 04:51:00 0.064 0.065 0.00
O3_Span O3_Span 03-Apr-2026 04:00:00 04:21:00 0.402 0.4 0.00
Zero Zero 03-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
P2 NO Zero 03-Apr-2026 00:46:00 01:07:00 1.45 0 1.45 3
NO2 NO2_Prec NO2_Prec 03-Apr-2026 04:30:00 04:51:00 65.950 60.5 5.45 10.4
NO2_Span NO2_Span 03-Apr-2026 04:00:00 04:21:00 213.900 191 22.9 39.8
NO2_Span 03-Apr-2026 05:46:00 06:07:00 202.500 191 11.5 39.8
Zero Zero 03-Apr-2026 00:46:00 01:07:00 -0.689 0 -.69 3
NOX Zero 03-Apr-2026 00:46:00 01:07:00 0.76 0 .76 3
O3 Zero 03-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
RP CO Zero 03-Apr-2026 00:46:00 01:07:00 0.0 0 -.06 .3
NO Zero 03-Apr-2026 00:46:00 01:07:00 0.43 0 .43 3
NO2 Zero 03-Apr-2026 00:46:00 01:07:00 -0.306 0 -.31 3
NOX Zero 03-Apr-2026 00:46:00 01:07:00 0.13 0 .13 3
O3 Zero 03-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 03-Apr-2026 00:46:00 01:07:00 0.603 0 .6 3
RS NO2TRACE NO2_Prec NO2_Prec 03-Apr-2026 04:30:00 04:51:00 52.810 52 .81 9.7
NO2_Span NO2_Span 03-Apr-2026 04:00:00 04:21:00 171.300 156 15.3 21.7
ZERO ZERO 03-Apr-2026 00:46:00 01:07:00 -0.137 0 -.14 3
NOTRACE ZERO 03-Apr-2026 00:46:00 01:07:00 0.0 0 .01 3
NOXTRACE ZERO 03-Apr-2026 00:46:00 01:07:00 -0.1 0 -.13 3
SF NO Zero Zero 03-Apr-2026 00:46:00 01:07:00 -0.03 0 -.03 3
SF NO2 NO2_Prec NO2_Prec 03-Apr-2026 04:30:00 04:51:00 68.700 65 3.7 8.9
NO2_Span NO2_Span 03-Apr-2026 04:00:00 04:21:00 273.400 268 5.4 25.3
Zero Zero 03-Apr-2026 00:46:00 01:07:00 -0.112 0 -.11 3
NOX Zero 03-Apr-2026 00:46:00 01:07:00 -0.14 0 -.14 3
O3 Zero 03-Apr-2026 00:46:00 01:07:00 -0.001 0 0.00
SM NO Zero 03-Apr-2026 00:46:00 01:07:00 0.08 0 .08 3
NO2 NO2_Prec NO2_Prec 03-Apr-2026 04:30:00 04:51:00 77.490 74 3.49 9.8
NO2_Span NO2_Span 03-Apr-2026 04:00:00 04:21:00 254.900 256 -1.1 26.6
Zero Zero 03-Apr-2026 00:46:00 01:07:00 -0.095 0 -.1 3
NOX Zero 03-Apr-2026 00:46:00 01:07:00 -0.01 0 -.01 3
O3 Zero 03-Apr-2026 00:46:00 01:07:00 0.001 0 0.00
UT CO Zero 03-Apr-2026 00:46:00 01:07:00 0.0 0 .08 .3
NO Zero 03-Apr-2026 00:46:00 01:07:00 -0.003 0 0.00 3
NO2 NO2_Prec NO2_Prec 03-Apr-2026 04:30:00 04:51:00 68.890 66 2.89 10.2
NO2_Span NO2_Span 03-Apr-2026 04:00:00 04:21:00 269.900 256 13.9 26.5
Zero Zero 03-Apr-2026 00:46:00 01:07:00 -0.002 0 0.00 3
NOX Zero 03-Apr-2026 00:46:00 01:07:00 -0.005 0 -.01 3
O3 Zero 03-Apr-2026 00:46:00 01:07:00 0.0 0 0.00
SO2 Zero 03-Apr-2026 00:46:00 01:07:00 0.453 0 .45 3
V4 NO Zero 03-Apr-2026 00:46:00 01:07:00 0.07 0 .07 3
NO2 NO2_Prec NO2_Prec 03-Apr-2026 04:30:00 04:51:00 69.85 74 -4.15 9.8
NO2_Span NO2_Span 03-Apr-2026 04:00:00 04:21:00 260.10 264 -3.9 26.5
Zero Zero 03-Apr-2026 00:46:00 01:07:00 -0.13 0 -.13 3
NOX Zero 03-Apr-2026 00:46:00 01:07:00 -0.06 0 -.06 3
O3 Zero 03-Apr-2026 00:46:00 01:07:00 -0.002 0 0.00
* - Drift limit exceeded
** - Out of control limit exceeded

Yesterday’s Report: calibrations2026-04-02.CSV

Site Parameter Sequence Phase Start Time End Time Value Expected Value Error Drift Warning Limit
BV NO Zero Zero 02-Apr-2026 00:46:00 01:07:00 -0.05 0 -.05 3
NO2 Zero 02-Apr-2026 00:46:00 01:07:00 -0.010 0 -.01 3
NOX Zero 02-Apr-2026 00:46:00 01:07:00 -0.06 0 -.06 3
O3 Zero 02-Apr-2026 00:46:00 01:07:00 -0.001 0 0.00
CV CO Zero 02-Apr-2026 00:46:00 01:07:00 0.0 0 .05 .3
NO Zero 02-Apr-2026 00:46:00 01:07:00 0.06 0 .06 3
NO2 Zero 02-Apr-2026 00:46:00 01:07:00 -0.117 0 -.12 3
NOX Zero 02-Apr-2026 00:46:00 01:07:00 -0.06 0 -.06 3
O3 Zero 02-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 02-Apr-2026 00:46:00 01:07:00 0.437 0 .44 3
ED NO Zero 02-Apr-2026 00:46:00 01:07:00 -0.07 0 -.07 3
NO2 Zero 02-Apr-2026 00:46:00 01:07:00 0.011 0 .01 3
NOX Zero 02-Apr-2026 00:46:00 01:07:00 -0.06 0 -.06 3
O3 Zero 02-Apr-2026 00:46:00 01:07:00 -0.001 0 0.00
EN NO Zero 02-Apr-2026 00:46:00 01:07:00 -0.22 0 -.22 3
NO2 Zero 02-Apr-2026 00:46:00 01:07:00 0.061 0 .06 3
NOX Zero 02-Apr-2026 00:46:00 01:07:00 -0.16 0 -.16 3
O3 Zero 02-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
H3 NO Zero 02-Apr-2026 00:46:00 01:07:00 0.06 0 .06 3
NO2 Zero 02-Apr-2026 00:46:00 01:07:00 0.022 0 .02 3
NOX Zero 02-Apr-2026 00:46:00 01:07:00 0.08 0 .08 3
O3 Zero 02-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
HC NO NOX_Span NOX_Span 02-Apr-2026 04:00:00 04:21:00 381.80 382 -.2 43.1
Zero Zero 02-Apr-2026 00:46:00 01:07:00 0.27 0 .27 3
NO2 Zero 02-Apr-2026 00:46:00 01:07:00 -0.431 0 -.43 3
NOX NOX_Span NOX_Span 02-Apr-2026 04:00:00 04:21:00 398.20 396 2.2 43.2
Zero Zero 02-Apr-2026 00:46:00 01:07:00 -0.16 0 -.16 3
O3 Zero 02-Apr-2026 00:46:00 01:07:00 -0.001 0 0.00
HV CO Zero 02-Apr-2026 00:46:00 01:07:00 0.0 0 .07 .3
NO Zero 02-Apr-2026 00:46:00 01:07:00 0.01 0 .01 3
NO2 Zero 02-Apr-2026 00:46:00 01:07:00 -0.026 0 -.03 3
NOX Zero 02-Apr-2026 00:46:00 01:07:00 -0.01 0 -.01 3
HV O3 Zero Zero 02-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
HW CO Zero 02-Apr-2026 00:46:00 01:07:00 0.0 0 .07 .3
DIFF NOY_Zero NOY_Zero 02-Apr-2026 02:00:00 02:35:00 0.3 0 .32 3
N500NO Zero Zero 02-Apr-2026 00:46:00 01:07:00 -0.063 0 -.06 3
N500NO2 Zero 02-Apr-2026 00:46:00 01:07:00 0.156 0 .16 3
N500NOX Zero 02-Apr-2026 00:46:00 01:07:00 0.093 * 0 .09
NO Zero 02-Apr-2026 00:46:00 01:07:00 0.02 0 .02 3
NO2 Zero 02-Apr-2026 00:46:00 01:07:00 0.088 0 .09 3
NOX Zero 02-Apr-2026 00:46:00 01:07:00 0.11 0 .11 3
NOY NOY_Zero NOY_Zero 02-Apr-2026 02:00:00 02:35:00 0.3 0 .34 3
NOYNOSpa NOYNOSpa 02-Apr-2026 04:00:00 04:21:00 441.0 443 -2 18.3
O3 Zero Zero 02-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
SO2TRACE Zero 02-Apr-2026 00:46:00 01:07:00 0.890 0 .89 3
YNO NOY_Zero NOY_Zero 02-Apr-2026 02:00:00 02:35:00 0.0 0 .02 3
NOYNOSpa NOYNOSpa 02-Apr-2026 04:00:00 04:21:00 431.2 435 -3.8 18
LN CO Zero Zero 02-Apr-2026 00:46:00 01:07:00 0.0 0 -.02 .3
NO Zero 02-Apr-2026 00:46:00 01:07:00 0.00 0 0.00 3
NO2 Zero 02-Apr-2026 00:46:00 01:07:00 -0.157 0 -.16 3
NOX Zero 02-Apr-2026 00:46:00 01:07:00 -0.16 0 -.16 3
O3 Zero 02-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
M7 NO Zero 02-Apr-2026 00:46:00 01:07:00 -0.01 0 -.01 3
NO2 Zero 02-Apr-2026 00:46:00 01:07:00 -0.060 0 -.06 3
NOX Zero 02-Apr-2026 00:46:00 01:07:00 -0.07 0 -.07 3
O3 Zero 02-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
NR CO Zero 02-Apr-2026 00:46:00 01:07:00 0.0 0 -.03 .3
NO Zero 02-Apr-2026 00:46:00 01:07:00 0.02 0 .02 3
NO2 Zero 02-Apr-2026 00:46:00 01:07:00 -0.047 0 -.05 3
NOX Zero 02-Apr-2026 00:46:00 01:07:00 -0.03 0 -.03 3
O3 Zero 02-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
P2 NO Zero 02-Apr-2026 00:46:00 01:07:00 1.46 0 1.46 3
NO2 Zero 02-Apr-2026 00:46:00 01:07:00 -0.628 0 -.63 3
P2 NOX Zero Zero 02-Apr-2026 00:46:00 01:07:00 0.83 0 .83 3
O3 O3_Prec O3_Prec 02-Apr-2026 04:30:00 04:51:00 0.065 0.067 0.00
O3_Span O3_Span 02-Apr-2026 04:00:00 04:21:00 0.404 0.403 0.00
Zero Zero 02-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
RP CO Zero 02-Apr-2026 00:46:00 01:07:00 0.0 0 -.09 .3
NO Zero 02-Apr-2026 00:46:00 01:07:00 0.58 0 .58 3
NO2 Zero 02-Apr-2026 00:46:00 01:07:00 -0.320 0 -.32 3
NOX Zero 02-Apr-2026 00:46:00 01:07:00 0.26 0 .26 3
O3 Zero 02-Apr-2026 00:46:00 01:07:00 -0.001 0 0.00
SO2 Zero 02-Apr-2026 00:46:00 01:07:00 0.798 0 .8 3
RS NO2TRACE ZERO ZERO 02-Apr-2026 00:46:00 01:07:00 -0.077 0 -.08 3
NOTRACE ZERO 02-Apr-2026 00:46:00 01:07:00 0.0 0 .01 3
NOXTRACE ZERO 02-Apr-2026 00:46:00 01:07:00 -0.1 0 -.07 3
SF NO Zero Zero 02-Apr-2026 00:46:00 01:07:00 -0.02 0 -.02 3
NO2 Zero 02-Apr-2026 00:46:00 01:07:00 -0.041 0 -.04 3
NOX Zero 02-Apr-2026 00:46:00 01:07:00 -0.06 0 -.06 3
O3 Zero 02-Apr-2026 00:46:00 01:07:00 -0.001 0 0.00
SM NO Zero 02-Apr-2026 00:46:00 01:07:00 -0.02 0 -.02 3
NO2 Zero 02-Apr-2026 00:46:00 01:07:00 0.065 0 .07 3
NOX Zero 02-Apr-2026 00:46:00 01:07:00 0.05 0 .05 3
O3 Zero 02-Apr-2026 00:46:00 01:07:00 -0.002 0 0.00
UT CO Zero 02-Apr-2026 00:46:00 01:07:00 0.0 0 .01 .3
NO NOX_Span NOX_Span 02-Apr-2026 04:00:00 04:21:00 378.200 397 -18.8 40.7
Zero Zero 02-Apr-2026 00:46:00 01:07:00 -0.027 0 -.03 3
NO2 Zero 02-Apr-2026 00:46:00 01:07:00 0.008 0 .01 3
NOX NOX_Span NOX_Span 02-Apr-2026 04:00:00 04:21:00 384.000 402 -18 41
Zero Zero 02-Apr-2026 00:46:00 01:07:00 -0.019 0 -.02 3
O3 Zero 02-Apr-2026 00:46:00 01:07:00 0.0 0 0.00
SO2 Zero 02-Apr-2026 00:46:00 01:07:00 0.621 0 .62 3
V4 NO Zero 02-Apr-2026 00:46:00 01:07:00 0.05 0 .05 3
NO2 Zero 02-Apr-2026 00:46:00 01:07:00 -0.04 0 -.04 3
V4 NOX Zero Zero 02-Apr-2026 00:46:00 01:07:00 0.01 0 .01 3
O3 Zero 02-Apr-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