Latest Calibration Reports

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

Yesterday’s Report: calibrations2026-04-17.CSV

Site Parameter Sequence Phase Start Time End Time Value Expected Value Error Drift Warning Limit
BV NO Zero Zero 17-Apr-2026 00:46:00 01:07:00 -0.05 0 -.05 3
NO2 Zero 17-Apr-2026 00:46:00 01:07:00 -0.063 0 -.06 3
NOX Zero 17-Apr-2026 00:46:00 01:07:00 -0.11 0 -.11 3
O3 O3_Prec O3_Prec 17-Apr-2026 04:30:00 04:51:00 0.066 0.066 0.00
O3_Span O3_Span 17-Apr-2026 04:00:00 04:21:00 0.401 0.401 0.00
Zero Zero 17-Apr-2026 00:46:00 01:07:00 -0.001 0 0.00
CV CO Zero 17-Apr-2026 00:46:00 01:07:00 0.0 0 .06 .3
NO Zero 17-Apr-2026 00:46:00 01:07:00 0.02 0 .02 3
NO2 Zero 17-Apr-2026 00:46:00 01:07:00 -0.158 0 -.16 3
NOX Zero 17-Apr-2026 00:46:00 01:07:00 -0.13 0 -.13 3
O3 O3_Prec O3_Prec 17-Apr-2026 04:30:00 04:51:00 0.064 0.0643 0.00
O3_Span O3_Span 17-Apr-2026 04:00:00 04:21:00 0.391 0.3954 0.00
Zero Zero 17-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 17-Apr-2026 00:46:00 01:07:00 0.394 0 .39 3
ED NO Zero 17-Apr-2026 00:46:00 01:07:00 0.07 0 .07 3
NO2 Zero 17-Apr-2026 00:46:00 01:07:00 0.022 0 .02 3
NOX Zero 17-Apr-2026 00:46:00 01:07:00 0.10 0 .1 3
O3 O3_Prec O3_Prec 17-Apr-2026 04:30:00 04:51:00 0.068 0.069 0.00
O3_Span O3_Span 17-Apr-2026 04:00:00 04:21:00 0.428 0.434 -.01
Zero Zero 17-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
EN NO Zero 17-Apr-2026 00:46:00 01:07:00 -0.21 0 -.21 3
NO2 Zero 17-Apr-2026 00:46:00 01:07:00 -0.122 0 -.12 3
NOX Zero 17-Apr-2026 00:46:00 01:07:00 -0.34 0 -.34 3
O3 Zero 17-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
H3 NO Zero 17-Apr-2026 00:46:00 01:07:00 0.17 0 .17 3
NO2 Zero 17-Apr-2026 00:46:00 01:07:00 -0.057 0 -.06 3
NOX Zero 17-Apr-2026 00:46:00 01:07:00 0.11 0 .11 3
O3 Zero 17-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
HC NO Zero 17-Apr-2026 00:46:00 01:07:00 0.14 0 .14 3
NO2 Zero 17-Apr-2026 00:46:00 01:07:00 -0.471 0 -.47 3
NOX Zero 17-Apr-2026 00:46:00 01:07:00 -0.33 0 -.33 3
O3 O3_Prec O3_Prec 17-Apr-2026 04:30:00 04:51:00 0.063 0.063 0.00
HC O3 O3_Span O3_Span 17-Apr-2026 04:00:00 04:21:00 0.401 0.4 0.00
Zero Zero 17-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
HV CO Zero 17-Apr-2026 00:46:00 01:07:00 0.1 0 .1 .3
NO Zero 17-Apr-2026 00:46:00 01:07:00 -0.01 0 -.01 3
NO2 Zero 17-Apr-2026 00:46:00 01:07:00 -0.126 0 -.13 3
NOX Zero 17-Apr-2026 00:46:00 01:07:00 -0.14 0 -.14 3
O3 O3_Prec O3_Prec 17-Apr-2026 04:30:00 04:51:00 0.072 0.072 0.00
O3_Span O3_Span 17-Apr-2026 04:00:00 04:21:00 0.404 0.403 0.00
Zero Zero 17-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
HW CO Zero 17-Apr-2026 00:46:00 01:07:00 0.1 0 .14 .3
DIFF DIFFPrec DIFFPrec 17-Apr-2026 04:31:00 04:56:00 62.4 * 72 -9.61 3.9
DIFFSpan DIFFSpan 17-Apr-2026 04:00:00 04:25:00 267.3 268 -.7 16
NOY_Zero NOY_Zero 17-Apr-2026 02:00:00 02:35:00 0.0 0 -.02 3
N500NO Zero Zero 17-Apr-2026 00:46:00 01:07:00 -0.021 0 -.02 3
N500NO2 Zero 17-Apr-2026 00:46:00 01:07:00 -0.109 0 -.11 3
N500NOX Zero 17-Apr-2026 00:46:00 01:07:00 -0.130 * 0 -.13
NO Zero 17-Apr-2026 00:46:00 01:07:00 0.04 0 .04 3
NO2 Zero 17-Apr-2026 00:46:00 01:07:00 0.000 0 0.00 3
NOX Zero 17-Apr-2026 00:46:00 01:07:00 0.04 0 .04 3
NOY NOY_Zero NOY_Zero 17-Apr-2026 02:00:00 02:35:00 0.0 0 0.00 3
O3 Zero Zero 17-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
SO2TRACE Zero 17-Apr-2026 00:46:00 01:07:00 0.756 0 .76 3
YNO NOY_Zero NOY_Zero 17-Apr-2026 02:00:00 02:35:00 0.0 0 .02 3
LN CO Zero Zero 17-Apr-2026 00:46:00 01:07:00 0.1 0 .11 .3
NO Zero 17-Apr-2026 00:46:00 01:07:00 0.09 0 .09 3
NO2 NO2_PREC NO2_PREC 17-Apr-2026 04:30:00 04:51:00 63.340 64 -.66 9.6
NO2_SPAN NO2_SPAN 17-Apr-2026 04:00:00 04:21:00 240.700 245 -4.3 23.8
Zero Zero 17-Apr-2026 00:46:00 01:07:00 -0.281 0 -.28 3
NOX Zero 17-Apr-2026 00:46:00 01:07:00 -0.20 0 -.2 3
O3 Zero 17-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
M7 NO Zero 17-Apr-2026 00:46:00 01:07:00 -0.08 0 -.08 3
M7 NO2 NO2_Prec NO2_Prec 17-Apr-2026 04:30:00 04:51:00 60.240 65 -4.76 10.7
NO2_Span NO2_Span 17-Apr-2026 04:00:00 04:21:00 254.800 273 -18.2 26.5
Zero Zero 17-Apr-2026 00:46:00 01:07:00 0.031 0 .03 3
NOX Zero 17-Apr-2026 00:46:00 01:07:00 -0.04 0 -.04 3
O3 Zero 17-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
NR CO Zero 17-Apr-2026 00:46:00 01:07:00 -0.1 0 -.13 .3
NO Zero 17-Apr-2026 00:46:00 01:07:00 0.01 0 .01 3
NO2 Zero 17-Apr-2026 00:46:00 01:07:00 -0.130 0 -.13 3
NOX Zero 17-Apr-2026 00:46:00 01:07:00 -0.12 0 -.12 3
O3 O3_Prec O3_Prec 17-Apr-2026 04:30:00 04:51:00 0.065 0.065 0.00
O3_Span O3_Span 17-Apr-2026 04:00:00 04:21:00 0.403 0.4 0.00
Zero Zero 17-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
P2 NO Zero 17-Apr-2026 00:46:00 01:07:00 1.47 0 1.47 3
NO2 NO2_Prec NO2_Prec 17-Apr-2026 04:30:00 04:51:00 65.930 60.5 5.43 10.4
NO2_Span NO2_Span 17-Apr-2026 04:00:00 04:21:00 211.900 191 20.9 39.8
NO2_Span 17-Apr-2026 05:46:00 06:07:00 202.300 191 11.3 39.8
Zero Zero 17-Apr-2026 00:46:00 01:07:00 -0.659 0 -.66 3
NOX Zero 17-Apr-2026 00:46:00 01:07:00 0.81 0 .81 3
O3 Zero 17-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
RP CO Zero 17-Apr-2026 00:46:00 01:07:00 -0.1 0 -.11 .3
NO Zero 17-Apr-2026 00:46:00 01:07:00 0.38 0 .38 3
NO2 Zero 17-Apr-2026 00:46:00 01:07:00 -0.276 0 -.28 3
NOX Zero 17-Apr-2026 00:46:00 01:07:00 0.10 0 .1 3
O3 Zero 17-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 17-Apr-2026 00:46:00 01:07:00 0.767 0 .77 3
RS NO2TRACE NO2_Prec NO2_Prec 17-Apr-2026 04:30:00 04:51:00 52.520 52 .52 9.7
NO2_Span NO2_Span 17-Apr-2026 04:00:00 04:21:00 179.100 * 156 23.1 21.7
NO2_Span 17-Apr-2026 05:46:00 06:07:00 153.100 156 -2.9 21.7
ZERO ZERO 17-Apr-2026 00:46:00 01:07:00 -0.120 0 -.12 3
NOTRACE ZERO 17-Apr-2026 00:46:00 01:07:00 0.0 0 .01 3
NOXTRACE ZERO 17-Apr-2026 00:46:00 01:07:00 -0.1 0 -.11 3
SF NO Zero Zero 17-Apr-2026 00:46:00 01:07:00 -0.02 0 -.02 3
NO2 NO2_Prec NO2_Prec 17-Apr-2026 04:30:00 04:51:00 68.240 65 3.24 8.9
NO2_Span NO2_Span 17-Apr-2026 04:00:00 04:21:00 273.100 268 5.1 25.3
Zero Zero 17-Apr-2026 00:46:00 01:07:00 -0.040 0 -.04 3
NOX Zero 17-Apr-2026 00:46:00 01:07:00 -0.06 0 -.06 3
O3 Zero 17-Apr-2026 00:46:00 01:07:00 -0.001 0 0.00
SM NO Zero 17-Apr-2026 00:46:00 01:07:00 0.00 0 0.00 3
NO2 NO2_Prec NO2_Prec 17-Apr-2026 04:30:00 04:51:00 73.280 73.16 .12 9.8
NO2_Span NO2_Span 17-Apr-2026 04:00:00 04:21:00 263.400 257.8 5.6 26.6
Zero Zero 17-Apr-2026 00:46:00 01:07:00 -0.040 0 -.04 3
NOX Zero 17-Apr-2026 00:46:00 01:07:00 -0.04 0 -.04 3
O3 Zero 17-Apr-2026 00:46:00 01:07:00 -0.002 0 0.00
UT CO Zero 17-Apr-2026 00:46:00 01:07:00 0.3 * 0 .3 .3
NO Zero 17-Apr-2026 00:46:00 01:07:00 -0.016 0 -.02 3
NO2 NO2_Prec NO2_Prec 17-Apr-2026 04:30:00 04:51:00 68.400 66 2.4 10.2
NO2_Span NO2_Span 17-Apr-2026 04:00:00 04:21:00 267.800 256 11.8 26.5
Zero Zero 17-Apr-2026 00:46:00 01:07:00 -0.006 0 -.01 3
NOX Zero 17-Apr-2026 00:46:00 01:07:00 -0.022 0 -.02 3
O3 Zero 17-Apr-2026 00:46:00 01:07:00 0.0 0 0.00
SO2 Zero 17-Apr-2026 00:46:00 01:07:00 0.551 0 .55 3
V4 NO Zero 17-Apr-2026 00:46:00 01:07:00 0.16 0 .16 3
NO2 NO2_Prec NO2_Prec 17-Apr-2026 04:30:00 04:51:00 66.46 74 -7.54 9.8
NO2_Span NO2_Span 17-Apr-2026 04:00:00 04:21:00 258.40 264 -5.6 26.5
Zero Zero 17-Apr-2026 00:46:00 01:07:00 -0.04 0 -.04 3
NOX Zero 17-Apr-2026 00:46:00 01:07:00 0.12 0 .12 3
O3 Zero 17-Apr-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