Latest Calibration Reports

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

Yesterday’s Report: calibrations2026-02-06.CSV

Site Parameter Sequence Phase Start Time End Time Value Expected Value Error Drift Warning Limit
BV NO Zero Zero 06-Feb-2026 00:46:00 01:07:00 0.05 0 .05 3
NO2 Zero 06-Feb-2026 00:46:00 01:07:00 0.118 0 .12 3
NOX Zero 06-Feb-2026 00:46:00 01:07:00 0.17 0 .17 3
O3 O3_Prec O3_Prec 06-Feb-2026 04:30:00 04:51:00 0.065 0.065 0.00
O3_Span O3_Span 06-Feb-2026 04:00:00 04:21:00 0.407 0.408 0.00
Zero Zero 06-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
CV CO Zero 06-Feb-2026 00:46:00 01:07:00 0.0 0 .09 .3
NO Zero 06-Feb-2026 00:46:00 01:07:00 0.11 0 .11 3
NO2 Zero 06-Feb-2026 00:46:00 01:07:00 0.483 0 .48 3
NOX Zero 06-Feb-2026 00:46:00 01:07:00 0.59 0 .59 3
O3 O3_Prec O3_Prec 06-Feb-2026 04:30:00 04:51:00 0.063 0.0655 0.00
O3_Span O3_Span 06-Feb-2026 04:00:00 04:21:00 0.393 0.403 -.01
Zero Zero 06-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 06-Feb-2026 00:46:00 01:07:00 0.513 0 .51 3
ED NO Zero 06-Feb-2026 00:46:00 01:07:00 0.11 0 .11 3
NO2 Zero 06-Feb-2026 00:46:00 01:07:00 0.709 0 .71 3
NOX Zero 06-Feb-2026 00:46:00 01:07:00 0.82 0 .82 3
O3 O3_Prec O3_Prec 06-Feb-2026 04:30:00 04:51:00 0.068 0.069 0.00
O3_Span O3_Span 06-Feb-2026 04:00:00 04:21:00 0.428 0.434 -.01
Zero Zero 06-Feb-2026 00:46:00 01:07:00 -0.001 0 0.00
EN NO Zero 06-Feb-2026 00:46:00 01:07:00 -0.05 0 -.05 3
NO2 Zero 06-Feb-2026 00:46:00 01:07:00 0.016 0 .02 3
NOX Zero 06-Feb-2026 00:46:00 01:07:00 -0.03 0 -.03 3
O3 Zero 06-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
H3 NO Zero 06-Feb-2026 00:46:00 01:07:00 0.10 0 .1 3
NO2 Zero 06-Feb-2026 00:46:00 01:07:00 0.679 0 .68 3
NOX Zero 06-Feb-2026 00:46:00 01:07:00 0.78 0 .78 3
O3 Zero 06-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
HC NO Zero 06-Feb-2026 00:46:00 01:07:00 0.10 0 .1 3
NO2 Zero 06-Feb-2026 00:46:00 01:07:00 -0.192 0 -.19 3
NOX Zero 06-Feb-2026 00:46:00 01:07:00 -0.10 0 -.1 3
O3 O3_Prec O3_Prec 06-Feb-2026 04:30:00 04:51:00 0.065 0.066 0.00
HC O3 O3_Span O3_Span 06-Feb-2026 04:00:00 04:21:00 0.403 0.406 0.00
Zero Zero 06-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
HV CO Zero 06-Feb-2026 00:46:00 01:07:00 0.3 * 0 .31 .3
Zero 06-Feb-2026 02:46:00 03:07:00 0.3 * 0 .33 .3
Zero 06-Feb-2026 05:46:00 06:07:00 0.3 * 0 .31 .3
NO Zero 06-Feb-2026 00:46:00 01:07:00 0.22 0 .22 3
Zero 06-Feb-2026 02:46:00 03:07:00 0.16 0 .16 3
Zero 06-Feb-2026 05:46:00 06:07:00 0.11 0 .11 3
NO2 Zero 06-Feb-2026 00:46:00 01:07:00 0.625 0 .63 3
Zero 06-Feb-2026 02:46:00 03:07:00 0.632 0 .63 3
Zero 06-Feb-2026 05:46:00 06:07:00 0.645 0 .65 3
NOX Zero 06-Feb-2026 00:46:00 01:07:00 0.85 0 .85 3
Zero 06-Feb-2026 02:46:00 03:07:00 0.79 0 .79 3
Zero 06-Feb-2026 05:46:00 06:07:00 0.75 0 .75 3
O3 O3_Prec O3_Prec 06-Feb-2026 04:30:00 04:51:00 0.062 0.063 0.00
O3_Span O3_Span 06-Feb-2026 04:00:00 04:21:00 0.393 0.394 0.00
Zero Zero 06-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
Zero 06-Feb-2026 02:46:00 03:07:00 0.000 0 0.00
Zero 06-Feb-2026 05:46:00 06:07:00 0.000 0 0.00
HW CO Zero 06-Feb-2026 00:46:00 01:07:00 -0.2 0 -.22 .3
DIFF DIFFPrec DIFFPrec 06-Feb-2026 04:31:00 04:56:00 74.8 74.6 .16 3.9
DIFFSpan DIFFSpan 06-Feb-2026 04:00:00 04:25:00 252.4 255.42 -3.02 16
NOY_Zero NOY_Zero 06-Feb-2026 02:00:00 02:35:00 1.5 0 1.46 3
N500NO Zero Zero 06-Feb-2026 00:46:00 01:07:00 0.217 0 .22 3
N500NO2 Zero 06-Feb-2026 00:46:00 01:07:00 0.003 0 0.00 3
N500NOX Zero 06-Feb-2026 00:46:00 01:07:00 0.219 * 0 .22
NO Zero 06-Feb-2026 00:46:00 01:07:00 0.01 0 .01 3
NO2 Zero 06-Feb-2026 00:46:00 01:07:00 0.948 0 .95 3
NOX Zero 06-Feb-2026 00:46:00 01:07:00 0.96 0 .96 3
NOY NOY_Zero NOY_Zero 06-Feb-2026 02:00:00 02:35:00 1.4 0 1.42 3
O3 Zero Zero 06-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
HW SO2TRACE Zero Zero 06-Feb-2026 00:46:00 01:07:00 0.545 0 .55 3
YNO NOY_Zero NOY_Zero 06-Feb-2026 02:00:00 02:35:00 0.0 0 -.04 3
LN CO Zero Zero 06-Feb-2026 00:46:00 01:07:00 0.1 0 .19 .3
NO Zero 06-Feb-2026 00:46:00 01:07:00 0.14 0 .14 3
NO2 NO2_PREC NO2_PREC 06-Feb-2026 04:30:00 04:51:00 64.910 64 .91 9.6
NO2_SPAN NO2_SPAN 06-Feb-2026 04:00:00 04:21:00 250.100 245 5.1 23.8
Zero Zero 06-Feb-2026 00:46:00 01:07:00 0.482 0 .48 3
NOX Zero 06-Feb-2026 00:46:00 01:07:00 0.62 0 .62 3
O3 Zero 06-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
M7 NO Zero 06-Feb-2026 00:46:00 01:07:00 0.05 0 .05 3
NO2 NO2_Prec NO2_Prec 06-Feb-2026 04:30:00 04:51:00 73.130 72 1.13 10.7
NO2_Span NO2_Span 06-Feb-2026 04:00:00 04:21:00 252.300 250 2.3 26.5
Zero Zero 06-Feb-2026 00:46:00 01:07:00 0.054 0 .05 3
NOX Zero 06-Feb-2026 00:46:00 01:07:00 0.11 0 .11 3
O3 Zero 06-Feb-2026 00:46:00 01:07:00 -0.001 0 0.00
NR CO Zero 06-Feb-2026 00:46:00 01:07:00 0.0 0 0.00 .3
NO Zero 06-Feb-2026 00:46:00 01:07:00 0.06 0 .06 3
NO2 Zero 06-Feb-2026 00:46:00 01:07:00 1.032 0 1.03 3
NOX Zero 06-Feb-2026 00:46:00 01:07:00 1.09 0 1.09 3
O3 O3_Prec O3_Prec 06-Feb-2026 04:30:00 04:51:00 0.062 0.0604 0.00
O3_Span O3_Span 06-Feb-2026 04:00:00 04:21:00 0.404 0.4103 -.01
Zero Zero 06-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
P2 NO Zero 06-Feb-2026 00:46:00 01:07:00 0.05 0 .05 3
NO2 NO2_Prec NO2_Prec 06-Feb-2026 04:30:00 04:51:00 68.730 70 -1.27 10.4
NO2_Span NO2_Span 06-Feb-2026 04:00:00 04:21:00 220.700 226 -5.3 39.8
Zero Zero 06-Feb-2026 00:46:00 01:07:00 -0.195 0 -.2 3
NOX Zero 06-Feb-2026 00:46:00 01:07:00 -0.15 0 -.15 3
O3 Zero 06-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
RP CO Zero 06-Feb-2026 00:46:00 01:07:00 -0.2 0 -.26 .3
NO Zero 06-Feb-2026 00:46:00 01:07:00 0.41 0 .41 3
NO2 Zero 06-Feb-2026 00:46:00 01:07:00 1.175 0 1.18 3
RP NOX Zero Zero 06-Feb-2026 00:46:00 01:07:00 1.58 0 1.58 3
O3 Zero 06-Feb-2026 00:46:00 01:07:00 -0.002 0 0.00
SO2 Zero 06-Feb-2026 00:46:00 01:07:00 0.908 0 .91 3
RS NO2TRACE NO2_Prec NO2_Prec 06-Feb-2026 04:30:00 04:51:00 53.250 52 1.25 9.7
NO2_Span NO2_Span 06-Feb-2026 04:00:00 04:21:00 169.700 156 13.7 21.7
ZERO ZERO 06-Feb-2026 00:46:00 01:07:00 0.193 0 .19 3
NOTRACE ZERO 06-Feb-2026 00:46:00 01:07:00 0.0 0 -.02 3
NOXTRACE ZERO 06-Feb-2026 00:46:00 01:07:00 0.2 0 .17 3
SF NO Zero Zero 06-Feb-2026 00:46:00 01:07:00 -0.09 0 -.09 3
NO2 NO2_Prec NO2_Prec 06-Feb-2026 04:30:00 04:51:00 68.130 65 3.13 8.9
NO2_Span NO2_Span 06-Feb-2026 04:00:00 04:21:00 278.900 268 10.9 25.3
Zero Zero 06-Feb-2026 00:46:00 01:07:00 1.003 0 1 3
NOX Zero 06-Feb-2026 00:46:00 01:07:00 0.91 0 .91 3
O3 Zero 06-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
SM NO Zero 06-Feb-2026 00:46:00 01:07:00 0.16 0 .16 3
NO2 NO2_Prec NO2_Prec 06-Feb-2026 04:30:00 04:51:00 77.670 74 3.67 9.8
NO2_Span NO2_Span 06-Feb-2026 04:00:00 04:21:00 262.800 256 6.8 26.6
Zero Zero 06-Feb-2026 00:46:00 01:07:00 0.290 0 .29 3
NOX Zero 06-Feb-2026 00:46:00 01:07:00 0.45 0 .45 3
O3 Zero 06-Feb-2026 00:46:00 01:07:00 -0.001 0 0.00
UT CO Zero 06-Feb-2026 00:46:00 01:07:00 0.0 0 .07 .3
NO Zero 06-Feb-2026 00:46:00 01:07:00 0.100 0 .1 3
NO2 NO2_Prec NO2_Prec 06-Feb-2026 04:30:00 04:51:00 69.140 66 3.14 10.2
NO2_Span NO2_Span 06-Feb-2026 04:00:00 04:21:00 266.500 256 10.5 26.5
Zero Zero 06-Feb-2026 00:46:00 01:07:00 1.327 0 1.33 3
NOX Zero 06-Feb-2026 00:46:00 01:07:00 1.427 0 1.43 3
O3 Zero 06-Feb-2026 00:46:00 01:07:00 0.0 0 0.00
SO2 Zero 06-Feb-2026 00:46:00 01:07:00 0.453 0 .45 3
V4 NO Zero 06-Feb-2026 00:46:00 01:07:00 0.01 0 .01 3
NO2 NO2_Prec NO2_Prec 06-Feb-2026 04:30:00 04:51:00 70.28 74 -3.72 9.8
NO2_Span NO2_Span 06-Feb-2026 04:00:00 04:21:00 261.70 264 -2.3 26.5
V4 NO2 Zero Zero 06-Feb-2026 00:46:00 01:07:00 -0.02 0 -.02 3
NOX Zero 06-Feb-2026 00:46:00 01:07:00 -0.01 0 -.01 3
O3 Zero 06-Feb-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