Latest Calibration Reports

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

Yesterday’s Report: calibrations2026-05-08.CSV

Site Parameter Sequence Phase Start Time End Time Value Expected Value Error Drift Warning Limit
BV NO Zero Zero 08-May-2026 00:46:00 01:07:00 -0.04 0 -.04 3
NO2 Zero 08-May-2026 00:46:00 01:07:00 -0.024 0 -.02 3
NOX Zero 08-May-2026 00:46:00 01:07:00 -0.06 0 -.06 3
O3 O3_Prec O3_Prec 08-May-2026 04:30:00 04:51:00 0.064 0.066 0.00
O3_Span O3_Span 08-May-2026 04:00:00 04:21:00 0.402 0.401 0.00
Zero Zero 08-May-2026 00:46:00 01:07:00 -0.001 0 0.00
CV CO Zero 08-May-2026 00:46:00 01:07:00 0.0 0 .06 .3
NO Zero 08-May-2026 00:46:00 01:07:00 -0.03 0 -.03 3
NO2 Zero 08-May-2026 00:46:00 01:07:00 -0.059 0 -.06 3
NOX Zero 08-May-2026 00:46:00 01:07:00 -0.09 0 -.09 3
O3 O3_Prec O3_Prec 08-May-2026 04:30:00 04:51:00 0.064 0.0643 0.00
O3_Span O3_Span 08-May-2026 04:00:00 04:21:00 0.395 0.3954 0.00
Zero Zero 08-May-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 08-May-2026 00:46:00 01:07:00 0.420 0 .42 3
ED NO Zero 08-May-2026 00:46:00 01:07:00 0.10 0 .1 3
NO2 Zero 08-May-2026 00:46:00 01:07:00 -0.012 0 -.01 3
NOX Zero 08-May-2026 00:46:00 01:07:00 0.09 0 .09 3
O3 O3_Prec O3_Prec 08-May-2026 04:30:00 04:51:00 0.069 0.069 0.00
O3_Span O3_Span 08-May-2026 04:00:00 04:21:00 0.430 0.434 0.00
Zero Zero 08-May-2026 00:46:00 01:07:00 -0.001 0 0.00
EN NO Zero 08-May-2026 00:46:00 01:07:00 -0.16 0 -.16 3
NO2 Zero 08-May-2026 00:46:00 01:07:00 0.008 0 .01 3
NOX Zero 08-May-2026 00:46:00 01:07:00 -0.15 0 -.15 3
O3 Zero 08-May-2026 00:46:00 01:07:00 0.000 0 0.00
H3 NO Zero 08-May-2026 00:46:00 01:07:00 0.21 0 .21 3
NO2 Zero 08-May-2026 00:46:00 01:07:00 -0.024 0 -.02 3
NOX Zero 08-May-2026 00:46:00 01:07:00 0.18 0 .18 3
O3 Zero 08-May-2026 00:46:00 01:07:00 0.000 0 0.00
HC NO Zero 08-May-2026 00:46:00 01:07:00 0.11 0 .11 3
NO2 Zero 08-May-2026 00:46:00 01:07:00 -0.446 0 -.45 3
NOX Zero 08-May-2026 00:46:00 01:07:00 -0.34 0 -.34 3
O3 O3_Prec O3_Prec 08-May-2026 04:30:00 04:51:00 0.063 0.063 0.00
HC O3 O3_Span O3_Span 08-May-2026 04:00:00 04:21:00 0.401 0.4 0.00
Zero Zero 08-May-2026 00:46:00 01:07:00 0.000 0 0.00
HV CO Zero 08-May-2026 00:46:00 01:07:00 0.1 0 .13 .3
NO Zero 08-May-2026 00:46:00 01:07:00 -0.02 0 -.02 3
NO2 Zero 08-May-2026 00:46:00 01:07:00 -0.039 0 -.04 3
NOX Zero 08-May-2026 00:46:00 01:07:00 -0.05 0 -.05 3
O3 O3_Prec O3_Prec 08-May-2026 04:30:00 04:51:00 0.071 0.072 0.00
O3_Span O3_Span 08-May-2026 04:00:00 04:21:00 0.404 0.403 0.00
Zero Zero 08-May-2026 00:46:00 01:07:00 0.000 0 0.00
HW CO Zero 08-May-2026 00:46:00 01:07:00 0.0 0 0.00 .3
DIFF DIFFPrec DIFFPrec 08-May-2026 04:31:00 04:56:00 73.3 72 1.33 3.9
DIFFSpan DIFFSpan 08-May-2026 04:00:00 04:25:00 270.2 268 2.2 16
NOY_Zero NOY_Zero 08-May-2026 02:00:00 02:35:00 0.3 0 .26 3
N500NO Zero Zero 08-May-2026 00:46:00 01:07:00 -0.179 0 -.18 3
N500NO2 Zero 08-May-2026 00:46:00 01:07:00 0.110 0 .11 3
N500NOX Zero 08-May-2026 00:46:00 01:07:00 -0.069 * 0 -.07
NO Zero 08-May-2026 00:46:00 01:07:00 -0.02 0 -.02 3
NO2 Zero 08-May-2026 00:46:00 01:07:00 0.021 0 .02 3
NOX Zero 08-May-2026 00:46:00 01:07:00 0.00 0 0.00 3
NOY NOY_Zero NOY_Zero 08-May-2026 02:00:00 02:35:00 0.2 0 .24 3
O3 Zero Zero 08-May-2026 00:46:00 01:07:00 0.000 0 0.00
SO2TRACE Zero 08-May-2026 00:46:00 01:07:00 0.870 0 .87 3
YNO NOY_Zero NOY_Zero 08-May-2026 02:00:00 02:35:00 0.0 0 -.02 3
LN CO Zero Zero 08-May-2026 00:46:00 01:07:00 0.1 0 .12 .3
NO Zero 08-May-2026 00:46:00 01:07:00 -0.08 0 -.08 3
NO2 NO2_PREC NO2_PREC 08-May-2026 04:30:00 04:51:00 66.550 64.8 1.75 9.6
NO2_SPAN NO2_SPAN 08-May-2026 04:00:00 04:21:00 252.700 243.4 9.3 23.8
Zero Zero 08-May-2026 00:46:00 01:07:00 -0.042 0 -.04 3
NOX Zero 08-May-2026 00:46:00 01:07:00 -0.12 0 -.12 3
O3 Zero 08-May-2026 00:46:00 01:07:00 0.000 0 0.00
M7 NO Zero 08-May-2026 00:46:00 01:07:00 0.02 0 .02 3
M7 NO2 NO2_Prec NO2_Prec 08-May-2026 04:30:00 04:51:00 70.480 71.6 -1.12 10.7
NO2_Span NO2_Span 08-May-2026 04:00:00 04:21:00 249.800 253 -3.2 26.5
Zero Zero 08-May-2026 00:46:00 01:07:00 -0.108 0 -.11 3
NOX Zero 08-May-2026 00:46:00 01:07:00 -0.09 0 -.09 3
O3 Zero 08-May-2026 00:46:00 01:07:00 0.000 0 0.00
NR CO Zero 08-May-2026 00:46:00 01:07:00 -0.1 0 -.13 .3
NO Zero 08-May-2026 00:46:00 01:07:00 0.05 0 .05 3
NO2 Zero 08-May-2026 00:46:00 01:07:00 -0.054 0 -.05 3
NOX Zero 08-May-2026 00:46:00 01:07:00 0.00 0 0.00 3
O3 O3_Prec O3_Prec 08-May-2026 04:30:00 04:51:00 0.065 0.065 0.00
O3_Span O3_Span 08-May-2026 04:00:00 04:21:00 0.402 0.4 0.00
Zero Zero 08-May-2026 00:46:00 01:07:00 0.000 0 0.00
P2 NO Zero 08-May-2026 00:46:00 01:07:00 0.24 0 .24 3
NO2 NO2_Prec NO2_Prec 08-May-2026 04:30:00 04:51:00 70.920 71 -.08 10.4
NO2_Span NO2_Span 08-May-2026 04:00:00 04:21:00 236.600 225 11.6 39.8
Zero Zero 08-May-2026 00:46:00 01:07:00 -0.149 0 -.15 3
NOX Zero 08-May-2026 00:46:00 01:07:00 0.09 0 .09 3
O3 Zero 08-May-2026 00:46:00 01:07:00 0.000 0 0.00
RP CO Zero 08-May-2026 00:46:00 01:07:00 -0.1 0 -.18 .3
NO Zero 08-May-2026 00:46:00 01:07:00 0.39 0 .39 3
NO2 Zero 08-May-2026 00:46:00 01:07:00 -0.112 0 -.11 3
NOX Zero 08-May-2026 00:46:00 01:07:00 0.28 0 .28 3
O3 Zero 08-May-2026 00:46:00 01:07:00 0.002 0 0.00
SO2 Zero 08-May-2026 00:46:00 01:07:00 0.621 0 .62 3
RS NO2TRACE NO2_Prec NO2_Prec 08-May-2026 04:30:00 04:51:00 52.360 52 .36 9.7
NO2_Span NO2_Span 08-May-2026 04:00:00 04:21:00 180.700 * 156 24.7 21.7
NO2_Span 08-May-2026 05:46:00 06:07:00 155.500 156 -.5 21.7
ZERO ZERO 08-May-2026 00:46:00 01:07:00 -0.105 0 -.11 3
NOTRACE ZERO 08-May-2026 00:46:00 01:07:00 0.0 0 .02 3
NOXTRACE ZERO 08-May-2026 00:46:00 01:07:00 -0.1 0 -.09 3
SF NO Zero Zero 08-May-2026 00:46:00 01:07:00 -0.01 0 -.01 3
SF NO2 NO2_Prec NO2_Prec 08-May-2026 04:30:00 04:51:00 66.220 65 1.22 8.9
NO2_Span NO2_Span 08-May-2026 04:00:00 04:21:00 266.300 268 -1.7 25.3
Zero Zero 08-May-2026 00:46:00 01:07:00 -0.060 0 -.06 3
NOX Zero 08-May-2026 00:46:00 01:07:00 -0.07 0 -.07 3
O3 Zero 08-May-2026 00:46:00 01:07:00 -0.001 0 0.00
SM NO Zero 08-May-2026 00:46:00 01:07:00 0.05 0 .05 3
NO2 NO2_Prec NO2_Prec 08-May-2026 04:30:00 04:51:00 72.870 73.16 -.29 9.8
NO2_Span NO2_Span 08-May-2026 04:00:00 04:21:00 269.300 257.8 11.5 26.6
Zero Zero 08-May-2026 00:46:00 01:07:00 0.140 0 .14 3
NOX Zero 08-May-2026 00:46:00 01:07:00 0.19 0 .19 3
O3 Zero 08-May-2026 00:46:00 01:07:00 -0.002 0 0.00
UT CO Zero 08-May-2026 00:46:00 01:07:00 0.3 * 0 .3 .3
NO Zero 08-May-2026 00:46:00 01:07:00 0.042 0 .04 3
NO2 NO2_Prec NO2_Prec 08-May-2026 04:30:00 04:51:00 67.100 66 1.1 10.2
NO2_Span NO2_Span 08-May-2026 04:00:00 04:21:00 260.400 256 4.4 26.5
Zero Zero 08-May-2026 00:46:00 01:07:00 0.029 0 .03 3
NOX Zero 08-May-2026 00:46:00 01:07:00 0.071 0 .07 3
O3 Zero 08-May-2026 00:46:00 01:07:00 0.0 0 0.00
SO2 Zero 08-May-2026 00:46:00 01:07:00 0.688 0 .69 3
V4 NO Zero 08-May-2026 00:46:00 01:07:00 -0.03 0 -.03 3
NO2 NO2_Prec NO2_Prec 08-May-2026 04:30:00 04:51:00 71.56 70 1.56 9.8
NO2_Span NO2_Span 08-May-2026 04:00:00 04:21:00 265.70 262 3.7 26.5
Zero Zero 08-May-2026 00:46:00 01:07:00 0.02 0 .02 3
NOX Zero 08-May-2026 00:46:00 01:07:00 -0.01 0 -.01 3
O3 Zero 08-May-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