Latest Calibration Reports

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

Yesterday’s Report: calibrations2026-03-13.CSV

Site Parameter Sequence Phase Start Time End Time Value Expected Value Error Drift Warning Limit
BV NO Zero Zero 13-Mar-2026 00:46:00 01:07:00 0.09 0 .09 3
NO2 Zero 13-Mar-2026 00:46:00 01:07:00 -0.070 0 -.07 3
NOX Zero 13-Mar-2026 00:46:00 01:07:00 0.02 0 .02 3
O3 O3_Prec O3_Prec 13-Mar-2026 04:30:00 04:51:00 0.065 0.066 0.00
O3_Span O3_Span 13-Mar-2026 04:00:00 04:21:00 0.401 0.401 0.00
Zero Zero 13-Mar-2026 00:46:00 01:07:00 0.000 0 0.00
CV CO Zero 13-Mar-2026 00:46:00 01:07:00 0.1 0 .12 .3
NO Zero 13-Mar-2026 00:46:00 01:07:00 0.04 0 .04 3
NO2 Zero 13-Mar-2026 00:46:00 01:07:00 -0.050 0 -.05 3
NOX Zero 13-Mar-2026 00:46:00 01:07:00 -0.01 0 -.01 3
O3 O3_Prec O3_Prec 13-Mar-2026 04:30:00 04:51:00 0.063 0.0655 0.00
O3_Span O3_Span 13-Mar-2026 04:00:00 04:21:00 0.386 0.403 -.02
Zero Zero 13-Mar-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 13-Mar-2026 00:46:00 01:07:00 0.041 0 .04 3
ED NO Zero 13-Mar-2026 00:46:00 01:07:00 0.00 0 0.00 3
NO2 Zero 13-Mar-2026 00:46:00 01:07:00 0.013 0 .01 3
NOX Zero 13-Mar-2026 00:46:00 01:07:00 0.02 0 .02 3
O3 O3_Prec O3_Prec 13-Mar-2026 04:30:00 04:51:00 0.068 0.069 0.00
O3_Span O3_Span 13-Mar-2026 04:00:00 04:21:00 0.428 0.434 -.01
Zero Zero 13-Mar-2026 00:46:00 01:07:00 -0.001 0 0.00
EN NO Zero 13-Mar-2026 00:46:00 01:07:00 -0.02 0 -.02 3
NO2 Zero 13-Mar-2026 00:46:00 01:07:00 -0.045 0 -.05 3
NOX Zero 13-Mar-2026 00:46:00 01:07:00 -0.06 0 -.06 3
O3 O3_Prec O3_Prec 13-Mar-2026 06:06:00 06:27:00 0.001 * 0.0675 -.07
O3_Span O3_Span 13-Mar-2026 05:11:00 05:32:00 0.406 0.414 -.01
Zero Zero 13-Mar-2026 00:46:00 01:07:00 0.000 0 0.00
H3 NO Zero 13-Mar-2026 00:46:00 01:07:00 0.07 0 .07 3
NO2 Zero 13-Mar-2026 00:46:00 01:07:00 0.054 0 .05 3
NOX Zero 13-Mar-2026 00:46:00 01:07:00 0.13 0 .13 3
O3 Zero 13-Mar-2026 00:46:00 01:07:00 0.000 0 0.00
HC NO Zero 13-Mar-2026 00:46:00 01:07:00 -0.01 0 -.01 3
NO2 Zero 13-Mar-2026 00:46:00 01:07:00 -0.070 0 -.07 3
HC NOX Zero Zero 13-Mar-2026 00:46:00 01:07:00 -0.08 0 -.08 3
O3 O3_Prec O3_Prec 13-Mar-2026 04:30:00 04:51:00 0.065 0.066 0.00
O3_Span O3_Span 13-Mar-2026 04:00:00 04:21:00 0.404 0.406 0.00
Zero Zero 13-Mar-2026 00:46:00 01:07:00 0.000 0 0.00
HV CO Zero 13-Mar-2026 00:46:00 01:07:00 0.0 0 .01 .3
NO Zero 13-Mar-2026 00:46:00 01:07:00 -0.03 0 -.03 3
NO2 Zero 13-Mar-2026 00:46:00 01:07:00 -0.055 0 -.06 3
NOX Zero 13-Mar-2026 00:46:00 01:07:00 -0.09 0 -.09 3
O3 O3_Prec O3_Prec 13-Mar-2026 04:30:00 04:51:00 0.072 0.072 0.00
O3_Span O3_Span 13-Mar-2026 04:00:00 04:21:00 0.404 0.403 0.00
Zero Zero 13-Mar-2026 00:46:00 01:07:00 0.000 0 0.00
HW CO Zero 13-Mar-2026 00:46:00 01:07:00 0.0 0 0.00 .3
DIFF DIFFPrec DIFFPrec 13-Mar-2026 04:31:00 04:56:00 74.4 74.6 -.16 3.9
DIFFSpan DIFFSpan 13-Mar-2026 04:00:00 04:25:00 236.2 * 255.42 -19.22 16
NOY_Zero NOY_Zero 13-Mar-2026 02:00:00 02:35:00 0.6 0 .61 3
N500NO Zero Zero 13-Mar-2026 00:46:00 01:07:00 -0.171 0 -.17 3
N500NO2 Zero 13-Mar-2026 00:46:00 01:07:00 -0.134 0 -.13 3
N500NOX Zero 13-Mar-2026 00:46:00 01:07:00 -0.305 * 0 -.31
NO Zero 13-Mar-2026 00:46:00 01:07:00 0.04 0 .04 3
NO2 Zero 13-Mar-2026 00:46:00 01:07:00 0.050 0 .05 3
NOX Zero 13-Mar-2026 00:46:00 01:07:00 0.09 0 .09 3
NOY NOY_Zero NOY_Zero 13-Mar-2026 02:00:00 02:35:00 0.6 0 .57 3
O3 Zero Zero 13-Mar-2026 00:46:00 01:07:00 0.000 0 0.00
SO2TRACE Zero 13-Mar-2026 00:46:00 01:07:00 0.627 0 .63 3
YNO NOY_Zero NOY_Zero 13-Mar-2026 02:00:00 02:35:00 0.0 0 -.04 3
LN CO Zero Zero 13-Mar-2026 00:46:00 01:07:00 0.1 0 .15 .3
NO Zero 13-Mar-2026 00:46:00 01:07:00 0.10 0 .1 3
NO2 NO2_PREC NO2_PREC 13-Mar-2026 04:30:00 04:51:00 63.970 64 -.03 9.6
NO2_SPAN NO2_SPAN 13-Mar-2026 04:00:00 04:21:00 245.600 245 .6 23.8
Zero Zero 13-Mar-2026 00:46:00 01:07:00 -0.245 0 -.25 3
NOX Zero 13-Mar-2026 00:46:00 01:07:00 -0.15 0 -.15 3
LN O3 Zero Zero 13-Mar-2026 00:46:00 01:07:00 0.000 0 0.00
M7 NO Zero 13-Mar-2026 00:46:00 01:07:00 0.05 0 .05 3
NO2 NO2_Prec NO2_Prec 13-Mar-2026 04:30:00 04:51:00 70.790 72 -1.21 10.7
NO2_Span NO2_Span 13-Mar-2026 04:00:00 04:21:00 246.200 250 -3.8 26.5
Zero Zero 13-Mar-2026 00:46:00 01:07:00 0.024 0 .02 3
NOX Zero 13-Mar-2026 00:46:00 01:07:00 0.08 0 .08 3
O3 Zero 13-Mar-2026 00:46:00 01:07:00 -0.001 0 0.00
NR CO Zero 13-Mar-2026 00:46:00 01:07:00 -0.2 0 -.22 .3
NO Zero 13-Mar-2026 00:46:00 01:07:00 -0.01 0 -.01 3
NO2 Zero 13-Mar-2026 00:46:00 01:07:00 -0.110 0 -.11 3
NOX Zero 13-Mar-2026 00:46:00 01:07:00 -0.12 0 -.12 3
O3 O3_Prec O3_Prec 13-Mar-2026 04:30:00 04:51:00 0.064 0.065 0.00
O3_Span O3_Span 13-Mar-2026 04:00:00 04:21:00 0.401 0.4 0.00
Zero Zero 13-Mar-2026 00:46:00 01:07:00 0.000 0 0.00
P2 NO Zero 13-Mar-2026 00:46:00 01:07:00 1.43 0 1.43 3
NO2 NO2_Prec NO2_Prec 13-Mar-2026 04:30:00 04:51:00 66.580 60.5 6.08 10.4
NO2_Span NO2_Span 13-Mar-2026 04:00:00 04:21:00 215.700 191 24.7 39.8
NO2_Span 13-Mar-2026 05:46:00 06:07:00 203.400 191 12.4 39.8
Zero Zero 13-Mar-2026 00:46:00 01:07:00 -0.625 0 -.63 3
NOX Zero 13-Mar-2026 00:46:00 01:07:00 0.81 0 .81 3
O3 Zero 13-Mar-2026 00:46:00 01:07:00 0.000 0 0.00
RP CO Zero 13-Mar-2026 00:46:00 01:07:00 0.0 0 0.00 .3
NO Zero 13-Mar-2026 00:46:00 01:07:00 0.32 0 .32 3
NO2 Zero 13-Mar-2026 00:46:00 01:07:00 -0.119 0 -.12 3
NOX Zero 13-Mar-2026 00:46:00 01:07:00 0.20 0 .2 3
O3 Zero 13-Mar-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 13-Mar-2026 00:46:00 01:07:00 0.840 0 .84 3
RS NO2TRACE NO2_Prec NO2_Prec 13-Mar-2026 04:30:00 04:51:00 52.540 52 .54 9.7
NO2_Span NO2_Span 13-Mar-2026 04:00:00 04:21:00 169.800 156 13.8 21.7
ZERO ZERO 13-Mar-2026 00:46:00 01:07:00 -0.138 0 -.14 3
NOTRACE ZERO 13-Mar-2026 00:46:00 01:07:00 0.0 0 .02 3
RS NOXTRACE ZERO ZERO 13-Mar-2026 00:46:00 01:07:00 -0.1 0 -.12 3
SF NO Zero Zero 13-Mar-2026 00:46:00 01:07:00 -0.07 0 -.07 3
NO2 NO2_Prec NO2_Prec 13-Mar-2026 04:30:00 04:51:00 66.360 65 1.36 8.9
NO2_Span NO2_Span 13-Mar-2026 04:00:00 04:21:00 270.800 268 2.8 25.3
Zero Zero 13-Mar-2026 00:46:00 01:07:00 -0.038 0 -.04 3
NOX Zero 13-Mar-2026 00:46:00 01:07:00 -0.11 0 -.11 3
O3 Zero 13-Mar-2026 00:46:00 01:07:00 -0.001 0 0.00
SM NO Zero 13-Mar-2026 00:46:00 01:07:00 0.01 0 .01 3
NO2 NO2_Prec NO2_Prec 13-Mar-2026 04:30:00 04:51:00 74.450 74 .45 9.8
NO2_Span NO2_Span 13-Mar-2026 04:00:00 04:21:00 259.300 256 3.3 26.6
Zero Zero 13-Mar-2026 00:46:00 01:07:00 0.017 0 .02 3
NOX Zero 13-Mar-2026 00:46:00 01:07:00 0.03 0 .03 3
O3 Zero 13-Mar-2026 00:46:00 01:07:00 -0.002 0 0.00
UT CO Zero 13-Mar-2026 00:46:00 01:07:00 -0.1 0 -.13 .3
NO Zero 13-Mar-2026 00:46:00 01:07:00 -0.018 0 -.02 3
NO2 NO2_Prec NO2_Prec 13-Mar-2026 04:30:00 04:51:00 69.850 66 3.85 10.2
NO2_Span NO2_Span 13-Mar-2026 04:00:00 04:21:00 272.500 256 16.5 26.5
Zero Zero 13-Mar-2026 00:46:00 01:07:00 0.021 0 .02 3
NOX Zero 13-Mar-2026 00:46:00 01:07:00 0.003 0 0.00 3
O3 Zero 13-Mar-2026 00:46:00 01:07:00 0.0 0 0.00
SO2 Zero 13-Mar-2026 00:46:00 01:07:00 0.438 0 .44 3
V4 NO Zero 13-Mar-2026 00:46:00 01:07:00 -0.01 0 -.01 3
NO2 NO2_Prec NO2_Prec 13-Mar-2026 04:30:00 04:51:00 68.20 74 -5.8 9.8
NO2_Span NO2_Span 13-Mar-2026 04:00:00 04:21:00 259.80 264 -4.2 26.5
Zero Zero 13-Mar-2026 00:46:00 01:07:00 -0.07 0 -.07 3
NOX Zero 13-Mar-2026 00:46:00 01:07:00 -0.07 0 -.07 3
O3 Zero 13-Mar-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