Latest Calibration Reports

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

Yesterday’s Report: calibrations2026-01-27.CSV

Site Parameter Sequence Phase Start Time End Time Value Expected Value Error Drift Warning Limit
BV NO Zero Zero 27-Jan-2026 00:46:00 01:07:00 0.14 0 .14 3
NO2 Zero 27-Jan-2026 00:46:00 01:07:00 -0.413 0 -.41 3
NOX Zero 27-Jan-2026 00:46:00 01:07:00 -0.28 0 -.28 3
O3 Zero 27-Jan-2026 00:46:00 01:07:00 0.000 0 0.00
CV CO CO_Prec CO_Prec 27-Jan-2026 04:30:00 04:51:00 2.0 2 .07 .2
CO_Span CO_Span 27-Jan-2026 04:00:00 04:21:00 8.0 8 .01 .8
Zero Zero 27-Jan-2026 00:46:00 01:07:00 0.1 0 .1 .3
NO Zero 27-Jan-2026 00:46:00 01:07:00 0.04 0 .04 3
NO2 Zero 27-Jan-2026 00:46:00 01:07:00 0.074 0 .07 3
NOX Zero 27-Jan-2026 00:46:00 01:07:00 0.12 0 .12 3
O3 Zero 27-Jan-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 27-Jan-2026 00:46:00 01:07:00 0.528 0 .53 3
ED NO Zero 27-Jan-2026 00:46:00 01:07:00 0.12 0 .12 3
NO2 Zero 27-Jan-2026 00:46:00 01:07:00 0.031 0 .03 3
NOX Zero 27-Jan-2026 00:46:00 01:07:00 0.14 0 .15 3
O3 Zero 27-Jan-2026 00:46:00 01:07:00 0.000 0 0.00
EN NO Zero 27-Jan-2026 00:46:00 01:07:00 0.05 0 .05 3
NO2 Zero 27-Jan-2026 00:46:00 01:07:00 0.120 0 .12 3
NOX Zero 27-Jan-2026 00:46:00 01:07:00 0.17 0 .17 3
O3 Zero 27-Jan-2026 00:46:00 01:07:00 0.000 0 0.00
H3 NO Zero 27-Jan-2026 00:46:00 01:07:00 -0.05 0 -.05 3
NO2 Zero 27-Jan-2026 00:46:00 01:07:00 0.044 0 .04 3
NOX Zero 27-Jan-2026 00:46:00 01:07:00 -0.01 0 -.01 3
O3 Zero 27-Jan-2026 00:46:00 01:07:00 0.000 0 0.00
HC NO Zero 27-Jan-2026 00:46:00 01:07:00 0.26 0 .26 3
NO2 Zero 27-Jan-2026 00:46:00 01:07:00 -0.118 0 -.12 3
NOX Zero 27-Jan-2026 00:46:00 01:07:00 0.14 0 .15 3
O3 Zero 27-Jan-2026 00:46:00 01:07:00 0.000 0 0.00
HV CO Zero 27-Jan-2026 00:46:00 01:07:00 0.3 * 0 .3 .3
Zero 27-Jan-2026 02:46:00 03:07:00 0.3 * 0 .31 .3
Zero 27-Jan-2026 04:46:00 05:07:00 0.3 * 0 .31 .3
NO Zero 27-Jan-2026 00:46:00 01:07:00 0.22 0 .22 3
HV NO Zero Zero 27-Jan-2026 02:46:00 03:07:00 0.25 0 .25 3
Zero 27-Jan-2026 04:46:00 05:07:00 0.20 0 .2 3
NO2 Zero 27-Jan-2026 00:46:00 01:07:00 0.384 0 .38 3
Zero 27-Jan-2026 02:46:00 03:07:00 0.364 0 .36 3
Zero 27-Jan-2026 04:46:00 05:07:00 0.294 0 .29 3
NOX Zero 27-Jan-2026 00:46:00 01:07:00 0.60 0 .6 3
Zero 27-Jan-2026 02:46:00 03:07:00 0.61 0 .61 3
Zero 27-Jan-2026 04:46:00 05:07:00 0.49 0 .49 3
O3 Zero 27-Jan-2026 00:46:00 01:07:00 0.000 0 0.00
Zero 27-Jan-2026 02:46:00 03:07:00 0.000 0 0.00
Zero 27-Jan-2026 04:46:00 05:07:00 0.000 0 0.00
HW CO Zero 27-Jan-2026 00:46:00 01:07:00 -0.1 0 -.2 .3
DIFF NOY_Zero NOY_Zero 27-Jan-2026 02:00:00 02:35:00 1.0 0 .97 3
N500NO Zero Zero 27-Jan-2026 00:46:00 01:07:00 -0.156 0 -.16 3
N500NO2 N5NO2PRC N5NO2PRC 27-Jan-2026 06:31:00 06:56:00 66.630 65.46 1.17 9.8
N5NO2SPA N5NO2SPA 27-Jan-2026 06:00:00 06:25:00 160.800 157.4 3.4 35.4
Zero Zero 27-Jan-2026 00:46:00 01:07:00 0.241 0 .24 3
N500NOX Zero 27-Jan-2026 00:46:00 01:07:00 0.085 * 0 .09
NO Zero 27-Jan-2026 00:46:00 01:07:00 0.02 0 .02 3
NO2 Zero 27-Jan-2026 00:46:00 01:07:00 0.201 0 .2 3
NOX Zero 27-Jan-2026 00:46:00 01:07:00 0.22 0 .22 3
NOY NOY_Zero NOY_Zero 27-Jan-2026 02:00:00 02:35:00 1.0 0 1.01 3
O3 Zero Zero 27-Jan-2026 00:46:00 01:07:00 0.000 0 0.00
SO2TRACE SO2_Prec SO2_Prec 27-Jan-2026 04:36:00 05:02:00 20.310 20.44 -.13 2
SO2_Span SO2_Span 27-Jan-2026 04:00:00 04:26:00 80.600 81.92 -1.32 8
Zero Zero 27-Jan-2026 00:46:00 01:07:00 0.465 0 .47 3
YNO NOY_Zero NOY_Zero 27-Jan-2026 02:00:00 02:35:00 0.0 0 .04 3
LN CO Zero Zero 27-Jan-2026 00:46:00 01:07:00 0.1 0 .11 .3
NO Zero 27-Jan-2026 00:46:00 01:07:00 0.16 0 .16 3
NO2 Zero 27-Jan-2026 00:46:00 01:07:00 -0.104 0 -.1 3
NOX Zero 27-Jan-2026 00:46:00 01:07:00 0.06 0 .06 3
LN O3 Zero Zero 27-Jan-2026 00:46:00 01:07:00 0.000 0 0.00
M7 NO Zero 27-Jan-2026 00:46:00 01:07:00 0.05 0 .05 3
NO2 Zero 27-Jan-2026 00:46:00 01:07:00 0.023 0 .02 3
NOX Zero 27-Jan-2026 00:46:00 01:07:00 0.07 0 .07 3
O3 Zero 27-Jan-2026 00:46:00 01:07:00 -0.002 0 0.00
NR CO Zero 27-Jan-2026 00:46:00 01:07:00 -0.2 0 -.2 .3
NO Zero 27-Jan-2026 00:46:00 01:07:00 -0.06 0 -.06 3
NO2 Zero 27-Jan-2026 00:46:00 01:07:00 0.472 0 .47 3
NOX Zero 27-Jan-2026 00:46:00 01:07:00 0.41 0 .41 3
O3 Zero 27-Jan-2026 00:46:00 01:07:00 0.002 0 0.00
P2 NO Zero 27-Jan-2026 00:46:00 01:07:00 0.05 0 .05 3
NO2 Zero 27-Jan-2026 00:46:00 01:07:00 -0.159 0 -.16 3
NOX Zero 27-Jan-2026 00:46:00 01:07:00 -0.11 0 -.11 3
O3 Zero 27-Jan-2026 00:46:00 01:07:00 0.000 0 0.00
RP CO CO_Prec CO_Prec 27-Jan-2026 04:30:00 04:51:00 3.8 4.1 -.23 .4
CO_Span CO_Span 27-Jan-2026 04:00:00 04:21:00 39.5 40 -.5 4
Zero Zero 27-Jan-2026 00:46:00 01:07:00 -0.2 0 -.2 .3
NO Zero 27-Jan-2026 00:46:00 01:07:00 0.35 0 .35 3
NO2 Zero 27-Jan-2026 00:46:00 01:07:00 0.114 0 .11 3
NOX Zero 27-Jan-2026 00:46:00 01:07:00 0.46 0 .46 3
O3 Zero 27-Jan-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 27-Jan-2026 00:46:00 01:07:00 0.648 0 .65 3
RS NO2TRACE ZERO ZERO 27-Jan-2026 00:46:00 01:07:00 -0.015 0 -.02 3
NOTRACE ZERO 27-Jan-2026 00:46:00 01:07:00 0.0 0 .02 3
NOXTRACE ZERO 27-Jan-2026 00:46:00 01:07:00 0.0 0 .01 3
SF NO Zero Zero 27-Jan-2026 00:46:00 01:07:00 -0.02 0 -.02 3
NO2 Zero 27-Jan-2026 00:46:00 01:07:00 -0.003 0 0.00 3
NOX Zero 27-Jan-2026 00:46:00 01:07:00 -0.02 0 -.02 3
O3 Zero 27-Jan-2026 00:46:00 01:07:00 0.000 0 0.00
SM NO Zero 27-Jan-2026 00:46:00 01:07:00 -0.10 0 -.1 3
NO2 Zero 27-Jan-2026 00:46:00 01:07:00 0.363 0 .36 3
SM NOX Zero Zero 27-Jan-2026 00:46:00 01:07:00 0.27 0 .27 3
O3 Zero 27-Jan-2026 00:46:00 01:07:00 -0.001 0 0.00
UT CO Zero 27-Jan-2026 00:46:00 01:07:00 0.0 0 .08 .3
NO Zero 27-Jan-2026 00:46:00 01:07:00 0.023 0 .02 3
NO2 Zero 27-Jan-2026 00:46:00 01:07:00 0.447 0 .45 3
NOX Zero 27-Jan-2026 00:46:00 01:07:00 0.470 0 .47 3
O3 Zero 27-Jan-2026 00:46:00 01:07:00 0.0 0 0.00
SO2 Zero 27-Jan-2026 00:46:00 01:07:00 0.258 0 .26 3
V4 NO Zero 27-Jan-2026 00:46:00 01:07:00 0.15 0 .15 3
NO2 Zero 27-Jan-2026 00:46:00 01:07:00 -0.01 0 -.01 3
NOX Zero 27-Jan-2026 00:46:00 01:07:00 0.14 0 .14 3
O3 Zero 27-Jan-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