Latest Calibration Reports

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

Yesterday’s Report: calibrations2026-05-12.CSV

Site Parameter Sequence Phase Start Time End Time Value Expected Value Error Drift Warning Limit
BV NO Zero Zero 12-May-2026 00:46:00 01:07:00 0.00 0 0.00 3
NO2 Zero 12-May-2026 00:46:00 01:07:00 0.032 0 .03 3
NOX Zero 12-May-2026 00:46:00 01:07:00 0.04 0 .04 3
O3 Zero 12-May-2026 00:46:00 01:07:00 -0.001 0 0.00
CV CO CO_Prec CO_Prec 12-May-2026 04:30:00 04:51:00 2.0 2.1 -.09 .2
CO_Span CO_Span 12-May-2026 04:00:00 04:21:00 7.8 7.9 -.08 .8
Zero Zero 12-May-2026 00:46:00 01:07:00 0.0 0 -.08 .3
NO Zero 12-May-2026 00:46:00 01:07:00 0.06 0 .06 3
NO2 Zero 12-May-2026 00:46:00 01:07:00 -0.014 0 -.01 3
NOX Zero 12-May-2026 00:46:00 01:07:00 0.05 0 .05 3
O3 Zero 12-May-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 12-May-2026 00:46:00 01:07:00 0.440 0 .44 3
ED NO Zero 12-May-2026 00:46:00 01:07:00 0.10 0 .1 3
NO2 Zero 12-May-2026 00:46:00 01:07:00 -0.042 0 -.04 3
NOX Zero 12-May-2026 00:46:00 01:07:00 0.06 0 .06 3
O3 Zero 12-May-2026 00:46:00 01:07:00 -0.001 0 0.00
EN NO Zero 12-May-2026 00:46:00 01:07:00 -0.24 0 -.24 3
Zero 12-May-2026 02:46:00 03:07:00 -0.18 0 -.18 3
NO2 Zero 12-May-2026 00:46:00 01:07:00 0.044 0 .04 3
Zero 12-May-2026 02:46:00 03:07:00 0.015 0 .02 3
NOX Zero 12-May-2026 00:46:00 01:07:00 -0.20 0 -.2 3
Zero 12-May-2026 02:46:00 03:07:00 -0.17 0 -.17 3
O3 Zero 12-May-2026 00:46:00 01:07:00 0.005 * 0 .01
Zero 12-May-2026 02:46:00 03:07:00 0.001 0 0.00
H3 NO Zero 12-May-2026 00:46:00 01:07:00 0.10 0 .1 3
NO2 Zero 12-May-2026 00:46:00 01:07:00 -0.093 0 -.09 3
NOX Zero 12-May-2026 00:46:00 01:07:00 0.01 0 .01 3
O3 Zero 12-May-2026 00:46:00 01:07:00 0.000 0 0.00
HC NO Zero 12-May-2026 00:46:00 01:07:00 0.15 0 .15 3
NO2 Zero 12-May-2026 00:46:00 01:07:00 -0.391 0 -.39 3
NOX Zero 12-May-2026 00:46:00 01:07:00 -0.24 0 -.24 3
O3 Zero 12-May-2026 00:46:00 01:07:00 -0.001 0 0.00
HV CO Zero Zero 12-May-2026 00:46:00 01:07:00 0.1 0 .14 .3
NO Zero 12-May-2026 00:46:00 01:07:00 -0.08 0 -.08 3
NO2 Zero 12-May-2026 00:46:00 01:07:00 0.075 0 .08 3
NOX Zero 12-May-2026 00:46:00 01:07:00 -0.01 0 -.01 3
O3 Zero 12-May-2026 00:46:00 01:07:00 0.001 0 0.00
HW CO Zero 12-May-2026 00:46:00 01:07:00 0.1 0 .1 .3
DIFF NOY_Zero NOY_Zero 12-May-2026 02:00:00 02:35:00 0.2 0 .23 3
N500NO Zero Zero 12-May-2026 00:46:00 01:07:00 -0.221 0 -.22 3
N500NO2 N5NO2PRC N5NO2PRC 12-May-2026 06:31:00 06:56:00 64.810 65.46 -.65 9.8
N5NO2SPA N5NO2SPA 12-May-2026 06:00:00 06:25:00 160.900 157.4 3.5 35.4
Zero Zero 12-May-2026 00:46:00 01:07:00 0.430 0 .43 3
N500NOX Zero 12-May-2026 00:46:00 01:07:00 0.209 * 0 .21
NO Zero 12-May-2026 00:46:00 01:07:00 0.00 0 0.00 3
NO2 Zero 12-May-2026 00:46:00 01:07:00 0.135 0 .14 3
NOX Zero 12-May-2026 00:46:00 01:07:00 0.13 0 .13 3
NOY NOY_Zero NOY_Zero 12-May-2026 02:00:00 02:35:00 0.2 0 .21 3
O3 Zero Zero 12-May-2026 00:46:00 01:07:00 0.000 0 0.00
SO2TRACE SO2_Prec SO2_Prec 12-May-2026 04:36:00 05:02:00 20.270 20.44 -.17 2
SO2_Span SO2_Span 12-May-2026 04:00:00 04:26:00 79.710 81.92 -2.21 8
Zero Zero 12-May-2026 00:46:00 01:07:00 0.762 0 .76 3
YNO NOY_Zero NOY_Zero 12-May-2026 02:00:00 02:35:00 0.0 0 -.02 3
LN CO Zero Zero 12-May-2026 00:46:00 01:07:00 0.1 0 .18 .3
NO Zero 12-May-2026 00:46:00 01:07:00 0.00 0 0.00 3
NO2 Zero 12-May-2026 00:46:00 01:07:00 0.035 0 .04 3
NOX Zero 12-May-2026 00:46:00 01:07:00 0.04 0 .04 3
O3 Zero 12-May-2026 00:46:00 01:07:00 0.000 0 0.00
M7 NO Zero 12-May-2026 00:46:00 01:07:00 0.03 0 .03 3
NO2 Zero 12-May-2026 00:46:00 01:07:00 -0.019 0 -.02 3
NOX Zero 12-May-2026 00:46:00 01:07:00 0.01 0 .01 3
O3 Zero 12-May-2026 00:46:00 01:07:00 0.000 0 0.00
NR CO Zero 12-May-2026 00:46:00 01:07:00 -0.1 0 -.12 .3
NR NO Zero Zero 12-May-2026 00:46:00 01:07:00 0.05 0 .05 3
NO2 Zero 12-May-2026 00:46:00 01:07:00 0.051 0 .05 3
NOX Zero 12-May-2026 00:46:00 01:07:00 0.10 0 .1 3
O3 Zero 12-May-2026 00:46:00 01:07:00 0.000 0 0.00
P2 NO Zero 12-May-2026 00:46:00 01:07:00 0.15 0 .15 3
NO2 Zero 12-May-2026 00:46:00 01:07:00 -0.134 0 -.13 3
NOX Zero 12-May-2026 00:46:00 01:07:00 0.02 0 .02 3
O3 Zero 12-May-2026 00:46:00 01:07:00 0.000 0 0.00
RP CO CO_Prec CO_Prec 12-May-2026 04:30:00 04:51:00 3.8 4.1 -.23 .4
CO_Span CO_Span 12-May-2026 04:00:00 04:21:00 39.4 40 -.54 4
Zero Zero 12-May-2026 00:46:00 01:07:00 -0.1 0 -.19 .3
Zero 12-May-2026 02:46:00 03:07:00 -0.1 0 -.19 .3
Zero 12-May-2026 05:46:00 06:07:00 -0.1 0 -.19 .3
NO Zero 12-May-2026 00:46:00 01:07:00 0.47 0 .47 3
Zero 12-May-2026 02:46:00 03:07:00 0.40 0 .4 3
Zero 12-May-2026 05:46:00 06:07:00 0.42 0 .42 3
NO2 Zero 12-May-2026 00:46:00 01:07:00 0.025 0 .03 3
Zero 12-May-2026 02:46:00 03:07:00 -0.045 0 -.05 3
Zero 12-May-2026 05:46:00 06:07:00 0.057 0 .06 3
NOX Zero 12-May-2026 00:46:00 01:07:00 0.49 0 .49 3
Zero 12-May-2026 02:46:00 03:07:00 0.36 0 .36 3
Zero 12-May-2026 05:46:00 06:07:00 0.48 0 .48 3
O3 Zero 12-May-2026 00:46:00 01:07:00 0.003 * 0 0.00
Zero 12-May-2026 02:46:00 03:07:00 0.003 * 0 0.00
Zero 12-May-2026 05:46:00 06:07:00 0.003 * 0 0.00
SO2 Zero 12-May-2026 00:46:00 01:07:00 0.997 0 1 3
Zero 12-May-2026 02:46:00 03:07:00 0.805 0 .81 3
Zero 12-May-2026 05:46:00 06:07:00 0.726 0 .73 3
RS NO2TRACE ZERO ZERO 12-May-2026 00:46:00 01:07:00 -0.118 0 -.12 3
NOTRACE ZERO 12-May-2026 00:46:00 01:07:00 0.0 0 .01 3
NOXTRACE ZERO 12-May-2026 00:46:00 01:07:00 -0.1 0 -.11 3
SF NO Zero Zero 12-May-2026 00:46:00 01:07:00 -0.02 0 -.02 3
NO2 Zero 12-May-2026 00:46:00 01:07:00 0.007 0 .01 3
NOX Zero 12-May-2026 00:46:00 01:07:00 -0.02 0 -.02 3
O3 Zero 12-May-2026 00:46:00 01:07:00 -0.001 0 0.00
SM NO Zero 12-May-2026 00:46:00 01:07:00 0.09 0 .09 3
NO2 Zero 12-May-2026 00:46:00 01:07:00 0.060 0 .06 3
NOX Zero 12-May-2026 00:46:00 01:07:00 0.15 0 .15 3
O3 Zero 12-May-2026 00:46:00 01:07:00 -0.002 0 0.00
UT CO Zero 12-May-2026 00:46:00 01:07:00 0.3 * 0 .33 .3
NO Zero 12-May-2026 00:46:00 01:07:00 0.006 0 .01 3
NO2 Zero 12-May-2026 00:46:00 01:07:00 0.105 0 .11 3
NOX Zero 12-May-2026 00:46:00 01:07:00 0.112 0 .11 3
O3 Zero 12-May-2026 00:46:00 01:07:00 0.0 0 0.00
SO2 Zero 12-May-2026 00:46:00 01:07:00 0.617 0 .62 3
V4 NO Zero 12-May-2026 00:46:00 01:07:00 -0.07 0 -.07 3
NO2 Zero 12-May-2026 00:46:00 01:07:00 0.09 0 .09 3
NOX Zero 12-May-2026 00:46:00 01:07:00 0.02 0 .02 3
O3 Zero 12-May-2026 00:46:00 01:07:00 -0.001 0 0.00
* - Drift limit exceeded
** - Out of control limit exceeded

First Report: calibrations2020-03-26.PDF