Latest Calibration Reports

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

Yesterday’s Report: calibrations2025-11-09.CSV

Site Parameter Sequence Phase Start Time End Time Value Expected Value Error Drift Warning Limit
BV NO NOX_Span NOX_Span 09-Nov-2025 04:00:00 04:20:00 378.80 386 -7.2 41.5
Zero Zero 09-Nov-2025 00:46:00 01:07:00 0.02 0 .02 3
NO2 Zero 09-Nov-2025 00:46:00 01:07:00 -0.101 0 -.1 3
NOX NOX_Span NOX_Span 09-Nov-2025 04:00:00 04:20:00 386.50 392 -5.5 41.8
Zero Zero 09-Nov-2025 00:46:00 01:07:00 -0.08 0 -.08 3
O3 Zero 09-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
CV CO Zero 09-Nov-2025 00:46:00 01:07:00 0.1 0 .11 .3
NO NOX_Span NOX_Span 09-Nov-2025 04:00:00 04:21:00 353.20 345 8.2 42.5
Zero Zero 09-Nov-2025 00:46:00 01:07:00 0.12 0 .12 3
NO2 Zero 09-Nov-2025 00:46:00 01:07:00 -0.030 0 -.03 3
NOX NOX_Span NOX_Span 09-Nov-2025 04:00:00 04:21:00 364.80 356 8.8 42.5
Zero Zero 09-Nov-2025 00:46:00 01:07:00 0.09 0 .09 3
O3 Zero 09-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 09-Nov-2025 00:46:00 01:07:00 0.178 0 .18 3
ED NO NOX_Span NOX_Span 09-Nov-2025 04:00:00 04:21:00 396.40 400 -3.6 41.9
Zero Zero 09-Nov-2025 00:46:00 01:07:00 0.09 0 .09 3
NO2 Zero 09-Nov-2025 00:46:00 01:07:00 -0.036 0 -.04 3
NOX NOX_Span NOX_Span 09-Nov-2025 04:00:00 04:21:00 406.80 409 -2.2 41.9
Zero Zero 09-Nov-2025 00:46:00 01:07:00 0.05 0 .05 3
O3 Zero 09-Nov-2025 00:46:00 01:07:00 -0.001 0 0.00
EN NO Zero 09-Nov-2025 00:46:00 01:07:00 0.18 0 .18 3
NO2 NO2_Prec NO2_Prec 09-Nov-2025 04:36:00 04:57:00 68.840 68 .84 10.5
NO2_Span NO2_Span 09-Nov-2025 04:00:00 04:21:00 276.500 278 -1.5 27.8
Zero Zero 09-Nov-2025 00:46:00 01:07:00 -0.060 0 -.06 3
NOX Zero 09-Nov-2025 00:46:00 01:07:00 0.12 0 .12 3
O3 Zero 09-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
H3 NO Zero 09-Nov-2025 00:46:00 01:07:00 -0.02 0 -.02 3
NO2 NO2_Prec NO2_Prec 09-Nov-2025 04:30:00 04:51:00 70.740 66 4.74 9.9
NO2_Span NO2_Span 09-Nov-2025 04:00:00 04:20:00 258.600 258 .6 28.2
Zero Zero 09-Nov-2025 00:46:00 01:07:00 0.082 0 .08 3
NOX Zero 09-Nov-2025 00:46:00 01:07:00 0.07 0 .07 3
O3 Zero 09-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
HC NO Zero Zero 09-Nov-2025 00:46:00 01:07:00 0.00 0 0.00 3
NO2 Zero 09-Nov-2025 00:46:00 01:07:00 -0.160 0 -.16 3
NOX Zero 09-Nov-2025 00:46:00 01:07:00 -0.16 0 -.16 3
O3 Zero 09-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
HV CO Zero 09-Nov-2025 00:46:00 01:07:00 0.1 0 .16 .3
NO Zero 09-Nov-2025 00:46:00 01:07:00 0.16 0 .16 3
NO2 NO2_Prec NO2_Prec 09-Nov-2025 04:30:00 04:51:00 72.480 72 .48 10.5
NO2_Span NO2_Span 09-Nov-2025 04:00:00 04:21:00 255.100 254 1.1 25.6
Zero Zero 09-Nov-2025 00:46:00 01:07:00 0.055 0 .06 3
NOX Zero 09-Nov-2025 00:46:00 01:07:00 0.21 0 .21 3
O3 Zero 09-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
HW CO Zero 09-Nov-2025 00:46:00 01:07:00 0.1 0 .13 .3
DIFF NOY_Zero NOY_Zero 09-Nov-2025 02:00:00 02:35:00 0.6 0 .61 3
N500NO Zero Zero 09-Nov-2025 00:46:00 01:07:00 -0.020 0 -.02 3
N500NO2 Zero 09-Nov-2025 00:46:00 01:07:00 0.633 0 .63 3
N500NOX Zero 09-Nov-2025 00:46:00 01:07:00 0.613 * 0 .61
NO NOX_Span NOX_Span 09-Nov-2025 04:00:00 04:21:00 440.50 445 -4.5 44.5
Zero Zero 09-Nov-2025 00:46:00 01:07:00 0.00 0 0.00 3
NO2 Zero 09-Nov-2025 00:46:00 01:07:00 0.028 0 .03 3
NOX NOX_Span NOX_Span 09-Nov-2025 04:00:00 04:21:00 449.60 448.96 .64 44.1
Zero Zero 09-Nov-2025 00:46:00 01:07:00 0.02 0 .02 3
NOY NOY_Zero NOY_Zero 09-Nov-2025 02:00:00 02:35:00 0.6 0 .61 3
O3 Zero Zero 09-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
SO2TRACE Zero 09-Nov-2025 00:46:00 01:07:00 0.248 0 .25 3
YNO NOY_Zero NOY_Zero 09-Nov-2025 02:00:00 02:35:00 0.0 0 -.01 3
LN CO Zero Zero 09-Nov-2025 00:46:00 01:07:00 0.0 0 .09 .3
NO Zero 09-Nov-2025 00:46:00 01:07:00 0.17 0 .17 3
NO2 Zero 09-Nov-2025 00:46:00 01:07:00 -0.136 0 -.14 3
NOX Zero 09-Nov-2025 00:46:00 01:07:00 0.04 0 .04 3
O3 O3_Prec O3_Prec 09-Nov-2025 04:30:00 04:51:00 0.064 0.064 0.00
O3_Span O3_Span 09-Nov-2025 04:00:00 04:21:00 0.392 0.394 0.00
LN O3 Zero Zero 09-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
M7 NO NOX_Span NOX_Span 09-Nov-2025 04:00:00 04:21:00 383.90 391 -7.1 39.3
Zero Zero 09-Nov-2025 00:46:00 01:07:00 0.13 0 .13 3
NO2 Zero 09-Nov-2025 00:46:00 01:07:00 -0.058 0 -.06 3
NOX NOX_Span NOX_Span 09-Nov-2025 04:00:00 04:21:00 410.90 415 -4.1 40.9
Zero Zero 09-Nov-2025 00:46:00 01:07:00 0.07 0 .07 3
O3 Zero 09-Nov-2025 00:46:00 01:07:00 -0.002 0 0.00
NR CO Zero 09-Nov-2025 00:46:00 01:07:00 0.0 0 -.06 .3
NO NOX_Span NOX_Span 09-Nov-2025 04:00:00 04:21:00 389.30 401 -11.7 41.1
Zero Zero 09-Nov-2025 00:46:00 01:07:00 0.22 0 .22 3
NO2 Zero 09-Nov-2025 00:46:00 01:07:00 0.043 0 .04 3
NOX NOX_Span NOX_Span 09-Nov-2025 04:00:00 04:21:00 403.30 415 -11.7 41.7
Zero Zero 09-Nov-2025 00:46:00 01:07:00 0.26 0 .26 3
O3 Zero 09-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
P2 NO Zero 09-Nov-2025 00:46:00 01:07:00 0.02 0 .02 3
NO2 Zero 09-Nov-2025 00:46:00 01:07:00 -0.134 0 -.13 3
NOX Zero 09-Nov-2025 00:46:00 01:07:00 -0.11 0 -.11 3
O3 Zero 09-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
RP CO Zero 09-Nov-2025 00:46:00 01:07:00 0.0 0 .03 .3
NO Zero 09-Nov-2025 00:46:00 01:07:00 0.21 0 .21 3
NO2 Zero 09-Nov-2025 00:46:00 01:07:00 -0.156 0 -.16 3
NOX Zero 09-Nov-2025 00:46:00 01:07:00 0.05 0 .05 3
O3 O3_Prec O3_Prec 09-Nov-2025 04:30:00 04:51:00 0.063 0.063 0.00
O3_Span O3_Span 09-Nov-2025 04:00:00 04:21:00 0.401 0.393 .01
Zero Zero 09-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 09-Nov-2025 00:46:00 01:07:00 0.448 0 .45 3
RS NO2TRACE ZERO ZERO 09-Nov-2025 00:46:00 01:07:00 0.038 0 .04 3
NOTRACE ZERO 09-Nov-2025 00:46:00 01:07:00 0.4 0 .36 3
NOXTRACE ZERO 09-Nov-2025 00:46:00 01:07:00 0.4 0 .4 3
SF NO NOX_Span NOX_Span 09-Nov-2025 04:00:00 04:21:00 377.70 381 -3.3 46.2
Zero Zero 09-Nov-2025 00:46:00 01:07:00 0.09 0 .09 3
SF NO2 Zero Zero 09-Nov-2025 00:46:00 01:07:00 -0.040 0 -.04 3
NOX NOX_Span NOX_Span 09-Nov-2025 04:00:00 04:21:00 392.10 391 1.1 45.9
Zero Zero 09-Nov-2025 00:46:00 01:07:00 0.05 0 .05 3
O3 Zero 09-Nov-2025 00:46:00 01:07:00 -0.001 0 0.00
SM NO Zero 09-Nov-2025 00:46:00 01:07:00 0.00 0 0.00 3
NO2 Zero 09-Nov-2025 00:46:00 01:07:00 -0.044 0 -.04 3
NOX Zero 09-Nov-2025 00:46:00 01:07:00 -0.04 0 -.04 3
O3 O3_Prec O3_Prec 09-Nov-2025 04:30:00 04:51:00 0.064 0.064 0.00
O3_Span O3_Span 09-Nov-2025 04:00:00 04:21:00 0.390 0.39 0.00
Zero Zero 09-Nov-2025 00:46:00 01:07:00 -0.002 0 0.00
UT CO CO_Prec CO_Prec 09-Nov-2025 04:30:00 04:51:00 4.3 4 .35 .4
CO_Span CO_Span 09-Nov-2025 04:00:00 04:21:00 42.0 41.6 .44 4.1
Zero Zero 09-Nov-2025 00:46:00 01:07:00 0.2 0 .22 .3
NO Zero 09-Nov-2025 00:46:00 01:07:00 -0.004 0 0.00 3
NO2 Zero 09-Nov-2025 00:46:00 01:07:00 0.053 0 .05 3
NOX Zero 09-Nov-2025 00:46:00 01:07:00 0.049 0 .05 3
O3 Zero 09-Nov-2025 00:46:00 01:07:00 0.0 0 0.00
SO2 Zero 09-Nov-2025 00:46:00 01:07:00 0.681 0 .68 3
V4 NO Zero 09-Nov-2025 00:46:00 01:07:00 -0.55 0 -.55 3
NO2 Zero 09-Nov-2025 00:46:00 01:07:00 -0.06 0 -.06 3
NOX Zero 09-Nov-2025 00:46:00 01:07:00 -0.61 0 -.61 3
O3 O3_Prec O3_Prec 09-Nov-2025 04:30:00 04:51:00 0.067 0.067 0.00
O3_Span O3_Span 09-Nov-2025 04:00:00 04:21:00 0.401 0.403 0.00
Zero Zero 09-Nov-2025 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