Latest Calibration Reports

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

Yesterday’s Report: calibrations2025-11-28.CSV

Site Parameter Sequence Phase Start Time End Time Value Expected Value Error Drift Warning Limit
BV NO Zero Zero 28-Nov-2025 00:46:00 01:07:00 -0.10 0 -.1 3
NO2 Zero 28-Nov-2025 00:46:00 01:07:00 0.244 0 .24 3
NOX Zero 28-Nov-2025 00:46:00 01:07:00 0.15 0 .15 3
O3 O3_Prec O3_Prec 28-Nov-2025 04:30:00 04:51:00 0.064 0.065 0.00
O3_Span O3_Span 28-Nov-2025 04:00:00 04:21:00 0.406 0.408 0.00
Zero Zero 28-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
CV CO Zero 28-Nov-2025 00:46:00 01:07:00 0.0 0 .1 .3
NO Zero 28-Nov-2025 00:46:00 01:07:00 -0.05 0 -.05 3
NO2 Zero 28-Nov-2025 00:46:00 01:07:00 0.189 0 .19 3
NOX Zero 28-Nov-2025 00:46:00 01:07:00 0.14 0 .14 3
O3 O3_Prec O3_Prec 28-Nov-2025 04:30:00 04:51:00 0.065 0.0655 0.00
O3_Span O3_Span 28-Nov-2025 04:00:00 04:21:00 0.400 0.403 0.00
Zero Zero 28-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 28-Nov-2025 00:46:00 01:07:00 0.393 0 .39 3
ED NO Zero 28-Nov-2025 00:46:00 01:07:00 0.01 0 .01 3
NO2 Zero 28-Nov-2025 00:46:00 01:07:00 0.097 0 .1 3
NOX Zero 28-Nov-2025 00:46:00 01:07:00 0.10 0 .1 3
O3 O3_Prec O3_Prec 28-Nov-2025 04:30:00 04:51:00 0.069 0.069 0.00
O3_Span O3_Span 28-Nov-2025 04:00:00 04:21:00 0.434 0.434 0.00
Zero Zero 28-Nov-2025 00:46:00 01:07:00 -0.001 0 0.00
EN NO Zero 28-Nov-2025 00:46:00 01:07:00 0.09 0 .09 3
NO2 Zero 28-Nov-2025 00:46:00 01:07:00 0.000 0 0.00 3
NOX Zero 28-Nov-2025 00:46:00 01:07:00 0.09 0 .09 3
O3 Zero 28-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
H3 NO Zero 28-Nov-2025 00:46:00 01:07:00 -0.09 0 -.09 3
NO2 Zero 28-Nov-2025 00:46:00 01:07:00 0.042 0 .04 3
NOX Zero 28-Nov-2025 00:46:00 01:07:00 -0.05 0 -.05 3
O3 Zero 28-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
HC NO Zero 28-Nov-2025 00:46:00 01:07:00 0.15 0 .15 3
NO2 Zero 28-Nov-2025 00:46:00 01:07:00 -0.015 0 -.02 3
NOX Zero 28-Nov-2025 00:46:00 01:07:00 0.13 0 .13 3
O3 O3_Prec O3_Prec 28-Nov-2025 04:30:00 04:51:00 0.062 0.066 0.00
HC O3 O3_Span O3_Span 28-Nov-2025 04:00:00 04:21:00 0.403 0.406 0.00
Zero Zero 28-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
HV CO Zero 28-Nov-2025 00:46:00 01:07:00 0.2 0 .2 .3
NO Zero 28-Nov-2025 00:46:00 01:07:00 0.21 0 .21 3
NO2 Zero 28-Nov-2025 00:46:00 01:07:00 0.271 0 .27 3
NOX Zero 28-Nov-2025 00:46:00 01:07:00 0.48 0 .48 3
O3 O3_Prec O3_Prec 28-Nov-2025 04:30:00 04:51:00 0.063 0.063 0.00
O3_Span O3_Span 28-Nov-2025 04:00:00 04:21:00 0.394 0.394 0.00
Zero Zero 28-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
HW CO Zero 28-Nov-2025 00:46:00 01:07:00 -0.2 0 -.23 .3
DIFF DIFFPrec DIFFPrec 28-Nov-2025 04:31:00 04:56:00 71.9 74.6 -2.67 3.9
DIFFSpan DIFFSpan 28-Nov-2025 04:00:00 04:25:00 260.7 255.42 5.28 16
NOY_Zero NOY_Zero 28-Nov-2025 02:00:00 02:35:00 0.8 0 .75 3
N500NO Zero Zero 28-Nov-2025 00:46:00 01:07:00 -0.060 0 -.06 3
N500NO2 Zero 28-Nov-2025 00:46:00 01:07:00 0.564 0 .56 3
N500NOX Zero 28-Nov-2025 00:46:00 01:07:00 0.504 * 0 .5
NO Zero 28-Nov-2025 00:46:00 01:07:00 0.01 0 .01 3
NO2 Zero 28-Nov-2025 00:46:00 01:07:00 0.260 0 .26 3
NOX Zero 28-Nov-2025 00:46:00 01:07:00 0.27 0 .27 3
NOY NOY_Zero NOY_Zero 28-Nov-2025 02:00:00 02:35:00 0.8 0 .79 3
O3 Zero Zero 28-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
SO2TRACE Zero 28-Nov-2025 00:46:00 01:07:00 0.387 0 .39 3
YNO NOY_Zero NOY_Zero 28-Nov-2025 02:00:00 02:35:00 0.0 0 .04 3
LN CO Zero Zero 28-Nov-2025 00:46:00 01:07:00 0.1 0 .19 .3
NO Zero 28-Nov-2025 00:46:00 01:07:00 0.08 0 .08 3
NO2 NO2_PREC NO2_PREC 28-Nov-2025 04:30:00 04:51:00 66.180 64 2.18 9.6
NO2_SPAN NO2_SPAN 28-Nov-2025 04:00:00 04:21:00 255.600 245 10.6 23.8
Zero Zero 28-Nov-2025 00:46:00 01:07:00 0.089 0 .09 3
NOX Zero 28-Nov-2025 00:46:00 01:07:00 0.17 0 .17 3
O3 Zero 28-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
M7 NO Zero 28-Nov-2025 00:46:00 01:07:00 0.19 0 .19 3
M7 NO2 NO2_Prec NO2_Prec 28-Nov-2025 04:30:00 04:51:00 72.560 71 1.56 10.7
NO2_Span NO2_Span 28-Nov-2025 04:00:00 04:21:00 252.100 248 4.1 26.5
Zero Zero 28-Nov-2025 00:46:00 01:07:00 -0.121 0 -.12 3
NOX Zero 28-Nov-2025 00:46:00 01:07:00 0.07 0 .07 3
O3 Zero 28-Nov-2025 00:46:00 01:07:00 -0.002 0 0.00
NR CO Zero 28-Nov-2025 00:46:00 01:07:00 -0.1 0 -.19 .3
NO Zero 28-Nov-2025 00:46:00 01:07:00 0.31 0 .31 3
NO2 Zero 28-Nov-2025 00:46:00 01:07:00 0.594 0 .59 3
NOX Zero 28-Nov-2025 00:46:00 01:07:00 0.90 0 .9 3
O3 O3_Prec O3_Prec 28-Nov-2025 04:30:00 04:51:00 0.063 0.0604 0.00
O3_Span O3_Span 28-Nov-2025 04:00:00 04:21:00 0.408 0.4103 0.00
Zero Zero 28-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
P2 NO Zero 28-Nov-2025 00:46:00 01:07:00 0.05 0 .05 3
NO2 NO2_Prec NO2_Prec 28-Nov-2025 04:30:00 04:51:00 69.710 70 -.29 10.4
NO2_Span NO2_Span 28-Nov-2025 04:00:00 04:21:00 230.300 226 4.3 39.8
Zero Zero 28-Nov-2025 00:46:00 01:07:00 -0.169 0 -.17 3
NOX Zero 28-Nov-2025 00:46:00 01:07:00 -0.12 0 -.12 3
O3 Zero 28-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
RS NO2TRACE NO2_Prec NO2_Prec 28-Nov-2025 04:30:00 04:51:00 51.430 52 -.57 9.7
NO2_Span NO2_Span 28-Nov-2025 04:00:00 04:21:00 168.200 158 10.2 21.7
ZERO ZERO 28-Nov-2025 00:46:00 01:07:00 0.156 0 .16 3
NOTRACE ZERO 28-Nov-2025 00:46:00 01:07:00 0.3 0 .28 3
NOXTRACE ZERO 28-Nov-2025 00:46:00 01:07:00 0.4 0 .44 3
SF NO Zero Zero 28-Nov-2025 00:46:00 01:07:00 0.07 0 .07 3
NO2 NO2_Prec NO2_Prec 28-Nov-2025 04:30:00 04:51:00 65.760 64 1.76 8.9
NO2_Span NO2_Span 28-Nov-2025 04:00:00 04:21:00 273.400 263 10.4 25.3
Zero Zero 28-Nov-2025 00:46:00 01:07:00 0.031 0 .03 3
NOX Zero 28-Nov-2025 00:46:00 01:07:00 0.10 0 .1 3
O3 Zero 28-Nov-2025 00:46:00 01:07:00 -0.001 0 0.00
SM NO Zero 28-Nov-2025 00:46:00 01:07:00 0.07 0 .07 3
NO2 NO2_Prec NO2_Prec 28-Nov-2025 04:30:00 04:51:00 74.860 74 .86 9.8
SM NO2 NO2_Span NO2_Span 28-Nov-2025 04:00:00 04:21:00 257.900 256 1.9 26.6
Zero Zero 28-Nov-2025 00:46:00 01:07:00 0.267 0 .27 3
NOX Zero 28-Nov-2025 00:46:00 01:07:00 0.34 0 .34 3
O3 Zero 28-Nov-2025 00:46:00 01:07:00 -0.001 0 0.00
UT CO Zero 28-Nov-2025 00:46:00 01:07:00 0.1 0 .15 .3
NO Zero 28-Nov-2025 00:46:00 01:07:00 0.052 0 .05 3
NO2 NO2_Prec NO2_Prec 28-Nov-2025 04:30:00 04:51:00 69.800 74 -4.2 10.2
NO2_Span NO2_Span 28-Nov-2025 04:00:00 04:21:00 244.200 263 -18.8 26.5
Zero Zero 28-Nov-2025 00:46:00 01:07:00 0.367 0 .37 3
NOX Zero 28-Nov-2025 00:46:00 01:07:00 0.419 0 .42 3
O3 Zero 28-Nov-2025 00:46:00 01:07:00 0.0 0 0.00
SO2 Zero 28-Nov-2025 00:46:00 01:07:00 0.241 0 .24 3
V4 NO Zero 28-Nov-2025 00:46:00 01:07:00 0.06 0 .06 3
NO2 NO2_Prec NO2_Prec 28-Nov-2025 04:30:00 04:51:00 74.00 74 0.00 9.8
NO2_Span NO2_Span 28-Nov-2025 04:00:00 04:21:00 270.60 264 6.6 26.5
Zero Zero 28-Nov-2025 00:46:00 01:07:00 -0.06 0 -.06 3
NOX Zero 28-Nov-2025 00:46:00 01:07:00 0.00 0 0.00 3
O3 Zero 28-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