Latest Calibration Reports

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

Yesterday’s Report: calibrations2026-03-21.CSV

Site Parameter Sequence Phase Start Time End Time Value Expected Value Error Drift Warning Limit
BV NO Zero Zero 21-Mar-2026 00:46:00 01:07:00 0.05 0 .05 3
NO2 NO2_Prec NO2_Prec 21-Mar-2026 04:30:00 04:51:00 76.620 71 5.62 10.4
NO2_Span NO2_Span 21-Mar-2026 04:00:00 04:21:00 273.800 * 257 16.8
Zero Zero 21-Mar-2026 00:46:00 01:07:00 -0.021 0 -.02 3
NOX Zero 21-Mar-2026 00:46:00 01:07:00 0.03 0 .03 3
O3 Zero 21-Mar-2026 00:46:00 01:07:00 -0.001 0 0.00
CV CO Zero 21-Mar-2026 00:46:00 01:07:00 0.0 0 .09 .3
NO Zero 21-Mar-2026 00:46:00 01:07:00 0.04 0 .04 3
NO2 NO2_Prec NO2_Prec 21-Mar-2026 04:30:00 04:51:00 64.090 70.6 -6.51 11.4
NO2_Span NO2_Span 21-Mar-2026 04:00:00 04:21:00 241.600 255 -13.4 34.1
Zero Zero 21-Mar-2026 00:46:00 01:07:00 0.015 0 .02 3
NOX Zero 21-Mar-2026 00:46:00 01:07:00 0.05 0 .05 3
O3 Zero 21-Mar-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 21-Mar-2026 00:46:00 01:07:00 0.162 0 .16 3
ED NO Zero 21-Mar-2026 00:46:00 01:07:00 0.02 0 .02 3
NO2 NO2_Prec NO2_Prec 21-Mar-2026 04:35:00 04:56:00 73.910 74 -.09 10.2
NO2_Span NO2_Span 21-Mar-2026 04:00:00 04:21:00 259.000 260 -1 21.1
Zero Zero 21-Mar-2026 00:46:00 01:07:00 0.015 0 .02 3
NOX Zero 21-Mar-2026 00:46:00 01:07:00 0.03 0 .03 3
O3 Zero 21-Mar-2026 00:46:00 01:07:00 -0.001 0 0.00
EN NO Zero 21-Mar-2026 00:46:00 01:07:00 -0.24 0 -.24 3
NO2 Zero 21-Mar-2026 00:46:00 01:07:00 0.083 0 .08 3
NOX Zero 21-Mar-2026 00:46:00 01:07:00 -0.16 0 -.16 3
O3 O3_Prec O3_Prec 21-Mar-2026 04:30:00 04:51:00 0.060 0.061 0.00
O3_Span O3_Span 21-Mar-2026 04:00:00 04:21:00 0.407 0.406 0.00
Zero Zero 21-Mar-2026 00:46:00 01:07:00 0.000 0 0.00
H3 NO Zero 21-Mar-2026 00:46:00 01:07:00 0.12 0 .12 3
NO2 Zero 21-Mar-2026 00:46:00 01:07:00 0.002 0 0.00 3
NOX Zero 21-Mar-2026 00:46:00 01:07:00 0.12 0 .12 3
O3 O3_Prec O3_Prec 21-Mar-2026 04:30:00 04:50:00 0.067 0.0675 0.00
O3_Span O3_Span 21-Mar-2026 04:00:00 04:21:00 0.403 0.404 0.00
Zero Zero 21-Mar-2026 00:46:00 01:07:00 0.000 0 0.00
HC NO Zero Zero 21-Mar-2026 00:46:00 01:07:00 0.10 0 .1 3
NO2 Zero 21-Mar-2026 00:46:00 01:07:00 -0.113 0 -.11 3
NOX Zero 21-Mar-2026 00:46:00 01:07:00 -0.02 0 -.02 3
O3 Zero 21-Mar-2026 00:46:00 01:07:00 0.000 0 0.00
HV CO Zero 21-Mar-2026 00:46:00 01:07:00 0.0 0 .03 .3
NO NOX_Span NOX_Span 21-Mar-2026 04:00:00 04:20:00 366.30 369 -2.7 42.2
Zero Zero 21-Mar-2026 00:46:00 01:07:00 0.07 0 .07 3
NO2 Zero 21-Mar-2026 00:46:00 01:07:00 -0.001 0 0.00 3
NOX NOX_Span NOX_Span 21-Mar-2026 04:00:00 04:20:00 386.60 386 .6 43
Zero Zero 21-Mar-2026 00:46:00 01:07:00 0.07 0 .07 3
O3 Zero 21-Mar-2026 00:46:00 01:07:00 0.000 0 0.00
HW CO Zero 21-Mar-2026 00:46:00 01:07:00 0.0 0 -.03 .3
DIFF NOY_Zero NOY_Zero 21-Mar-2026 02:00:00 02:35:00 0.9 0 .9 3
N500NO Zero Zero 21-Mar-2026 00:46:00 01:07:00 -0.154 0 -.15 3
N500NO2 Zero 21-Mar-2026 00:46:00 01:07:00 -0.139 0 -.14 3
N500NOX Zero 21-Mar-2026 00:46:00 01:07:00 -0.293 * 0 -.29
NO Zero 21-Mar-2026 00:46:00 01:07:00 -0.02 0 -.02 3
NO2 NO2_Prec NO2_Prec 21-Mar-2026 04:30:00 04:51:00 70.130 65.5 4.63 11.1
NO2_Span NO2_Span 21-Mar-2026 04:00:00 04:21:00 265.400 269.7 -4.3 29
Zero Zero 21-Mar-2026 00:46:00 01:07:00 0.166 0 .17 3
NOX Zero 21-Mar-2026 00:46:00 01:07:00 0.14 0 .14 3
NOY NOY_Zero NOY_Zero 21-Mar-2026 02:00:00 02:35:00 0.9 0 .93 3
O3 Zero Zero 21-Mar-2026 00:46:00 01:07:00 0.000 0 0.00
SO2TRACE Zero 21-Mar-2026 00:46:00 01:07:00 0.697 0 .7 3
YNO NOY_Zero NOY_Zero 21-Mar-2026 02:00:00 02:35:00 0.0 0 .03 3
LN CO Zero Zero 21-Mar-2026 00:46:00 01:07:00 0.0 0 -.04 .3
NO NOX_Span NOX_Span 21-Mar-2026 04:00:00 04:21:00 417.90 404 13.9 43.4
Zero Zero 21-Mar-2026 00:46:00 01:07:00 0.03 0 .03 3
NO2 Zero 21-Mar-2026 00:46:00 01:07:00 -0.117 0 -.12 3
NOX NOX_Span NOX_Span 21-Mar-2026 04:00:00 04:21:00 429.80 427 2.8 44.1
Zero Zero 21-Mar-2026 00:46:00 01:07:00 -0.08 0 -.08 3
LN O3 Zero Zero 21-Mar-2026 00:46:00 01:07:00 0.000 0 0.00
M7 NO Zero 21-Mar-2026 00:46:00 01:07:00 0.04 0 .04 3
NO2 Zero 21-Mar-2026 00:46:00 01:07:00 0.039 0 .04 3
NOX Zero 21-Mar-2026 00:46:00 01:07:00 0.07 0 .07 3
O3 O3_Prec O3_Prec 21-Mar-2026 04:30:00 04:51:00 0.069 0.069 0.00
O3_Span O3_Span 21-Mar-2026 04:00:00 04:21:00 0.402 0.404 0.00 .4
Zero Zero 21-Mar-2026 00:46:00 01:07:00 0.000 0 0.00
NR CO CO_Prec CO_Prec 21-Mar-2026 04:30:00 04:51:00 3.2 3.6 -.33 .4
CO_Span CO_Span 21-Mar-2026 04:00:00 04:21:00 39.6 40.1 -.5 3.8
Zero Zero 21-Mar-2026 00:46:00 01:07:00 0.0 0 .02 .3
NO Zero 21-Mar-2026 00:46:00 01:07:00 0.05 0 .05 3
NO2 Zero 21-Mar-2026 00:46:00 01:07:00 0.079 0 .08 3
NOX Zero 21-Mar-2026 00:46:00 01:07:00 0.13 0 .13 3
O3 Zero 21-Mar-2026 00:46:00 01:07:00 0.000 0 0.00
P2 NO NOX_Span NOX_Span 21-Mar-2026 04:00:00 04:20:00 426.20 427 -.8 42
Zero Zero 21-Mar-2026 00:46:00 01:07:00 1.42 0 1.42 3
NO2 Zero 21-Mar-2026 00:46:00 01:07:00 -0.525 0 -.53 3
NOX NOX_Span NOX_Span 21-Mar-2026 04:00:00 04:20:00 431.80 428 3.8 42
Zero Zero 21-Mar-2026 00:46:00 01:07:00 0.89 0 .89 3
O3 Zero 21-Mar-2026 00:46:00 01:07:00 0.000 0 0.00
RP CO Zero 21-Mar-2026 00:46:00 01:07:00 0.0 0 -.02 .3
NO Zero 21-Mar-2026 00:46:00 01:07:00 0.26 0 .26 3
NO2 Zero 21-Mar-2026 00:46:00 01:07:00 0.036 0 .04 3
NOX Zero 21-Mar-2026 00:46:00 01:07:00 0.29 0 .29 3
O3 Zero 21-Mar-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 SO2_Prec SO2_Prec 21-Mar-2026 04:35:00 05:05:00 61.620 63.2 -1.58 6.4
SO2_Span SO2_Span 21-Mar-2026 04:00:00 04:30:00 390.100 400 -9.9 40.5
Zero Zero 21-Mar-2026 00:46:00 01:07:00 0.663 0 .66 3
RS NO2TRACE ZERO ZERO 21-Mar-2026 00:46:00 01:07:00 -0.089 0 -.09 3
NOTRACE NOX_Span NOX_Span 21-Mar-2026 04:00:00 04:21:00 358.5 365 -6.5 43.7
ZERO ZERO 21-Mar-2026 00:46:00 01:07:00 0.0 0 .03 3
RS NOXTRACE NOX_Span NOX_Span 21-Mar-2026 04:00:00 04:21:00 361.5 365 -3.5 43.1
ZERO ZERO 21-Mar-2026 00:46:00 01:07:00 -0.1 0 -.06 3
SF NO Zero Zero 21-Mar-2026 00:46:00 01:07:00 0.02 0 .02 3
NO2 Zero 21-Mar-2026 00:46:00 01:07:00 0.026 0 .03 3
NOX Zero 21-Mar-2026 00:46:00 01:07:00 0.04 0 .04 3
O3 O3_Prec O3_Prec 21-Mar-2026 04:30:00 04:51:00 0.064 0.063 0.00
O3_Span O3_Span 21-Mar-2026 04:00:00 04:21:00 0.399 0.399 0.00
Zero Zero 21-Mar-2026 00:46:00 01:07:00 0.000 0 0.00
SM NO NOX_Span NOX_Span 21-Mar-2026 04:00:00 04:21:00 337.30 348 -10.7 42.2
Zero Zero 21-Mar-2026 00:46:00 01:07:00 0.12 0 .12 3
NO2 Zero 21-Mar-2026 00:46:00 01:07:00 -0.065 0 -.07 3
NOX NOX_Span NOX_Span 21-Mar-2026 04:00:00 04:21:00 355.60 363 -7.4 43.2
Zero Zero 21-Mar-2026 00:46:00 01:07:00 0.06 0 .06 3
O3 Zero 21-Mar-2026 00:46:00 01:07:00 -0.002 0 0.00
UT CO Zero 21-Mar-2026 00:46:00 01:07:00 -0.1 0 -.13 .3
NO Zero 21-Mar-2026 00:46:00 01:07:00 0.039 0 .04 3
NO2 Zero 21-Mar-2026 00:46:00 01:07:00 0.162 0 .16 3
NOX Zero 21-Mar-2026 00:46:00 01:07:00 0.201 0 .2 3
O3 O3_Prec O3_Prec 21-Mar-2026 04:30:00 04:51:00 0.0 0.065 0.00 4.5
O3_Span O3_Span 21-Mar-2026 04:00:00 04:21:00 0.3 0.4 0.00 39.9
Zero Zero 21-Mar-2026 00:46:00 01:07:00 0.0 0 0.00
SO2 Zero 21-Mar-2026 00:46:00 01:07:00 0.467 0 .47 3
V4 NO NOX_Span NOX_Span 21-Mar-2026 04:00:00 04:21:00 381.00 405 -24 41.2
Zero Zero 21-Mar-2026 00:46:00 01:07:00 0.12 0 .12 3
NO2 Zero 21-Mar-2026 00:46:00 01:07:00 -0.05 0 -.05 3
NOX NOX_Span NOX_Span 21-Mar-2026 04:00:00 04:21:00 382.80 410 -27.2 41.1
Zero Zero 21-Mar-2026 00:46:00 01:07:00 0.07 0 .07 3
O3 Zero 21-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