Latest Calibration Reports

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

Yesterday’s Report: calibrations2025-11-22.CSV

Site Parameter Sequence Phase Start Time End Time Value Expected Value Error Drift Warning Limit
BV NO Zero Zero 22-Nov-2025 00:46:00 01:07:00 -0.06 0 -.06 3
NO2 NO2_Prec NO2_Prec 22-Nov-2025 04:30:00 04:51:00 62.830 * 74 -11.17 10.4
NO2_Prec 22-Nov-2025 05:55:00 06:16:00 63.110 * 74 -10.89 10.4
NO2_Span NO2_Span 22-Nov-2025 04:00:00 04:21:00 257.900 * 261 -3.1
Zero Zero 22-Nov-2025 00:46:00 01:07:00 0.039 0 .04 3
NOX Zero 22-Nov-2025 00:46:00 01:07:00 -0.02 0 -.02 3
O3 Zero 22-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
CV CO Zero 22-Nov-2025 00:46:00 01:07:00 0.0 0 .09 .3
NO Zero 22-Nov-2025 00:46:00 01:07:00 0.06 0 .06 3
NO2 NO2_Prec NO2_Prec 22-Nov-2025 04:30:00 04:51:00 72.790 70.6 2.19 11.4
NO2_Span NO2_Span 22-Nov-2025 04:00:00 04:21:00 273.500 255 18.5 34.1
Zero Zero 22-Nov-2025 00:46:00 01:07:00 0.124 0 .12 3
NOX Zero 22-Nov-2025 00:46:00 01:07:00 0.19 0 .19 3
O3 Zero 22-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 22-Nov-2025 00:46:00 01:07:00 0.303 0 .3 3
ED NO Zero 22-Nov-2025 00:46:00 01:07:00 0.08 0 .08 3
NO2 NO2_Prec NO2_Prec 22-Nov-2025 04:35:00 04:56:00 75.040 74 1.04 10.2
NO2_Span NO2_Span 22-Nov-2025 04:00:00 04:21:00 258.100 260 -1.9 21.1
Zero Zero 22-Nov-2025 00:46:00 01:07:00 0.059 0 .06 3
NOX Zero 22-Nov-2025 00:46:00 01:07:00 0.14 0 .14 3
O3 Zero 22-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
EN NO Zero 22-Nov-2025 00:46:00 01:07:00 0.02 0 .02 3
NO2 Zero 22-Nov-2025 00:46:00 01:07:00 0.034 0 .03 3
NOX Zero 22-Nov-2025 00:46:00 01:07:00 0.06 0 .06 3
O3 O3_Prec O3_Prec 22-Nov-2025 04:30:00 04:51:00 0.065 0.0675 0.00
O3_Span O3_Span 22-Nov-2025 04:00:00 04:21:00 0.414 0.414 0.00
Zero Zero 22-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
H3 NO Zero 22-Nov-2025 00:46:00 01:07:00 0.01 0 .01 3
NO2 Zero 22-Nov-2025 00:46:00 01:07:00 0.143 0 .14 3
NOX Zero 22-Nov-2025 00:46:00 01:07:00 0.15 0 .15 3
O3 O3_Prec O3_Prec 22-Nov-2025 04:30:00 04:50:00 0.066 0.067 0.00
O3_Span O3_Span 22-Nov-2025 04:00:00 04:21:00 0.405 0.4 .01
H3 O3 Zero Zero 22-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
HC NO Zero 22-Nov-2025 00:46:00 01:07:00 0.27 0 .27 3
NO2 Zero 22-Nov-2025 00:46:00 01:07:00 -0.089 0 -.09 3
NOX Zero 22-Nov-2025 00:46:00 01:07:00 0.18 0 .18 3
O3 Zero 22-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
HV CO Zero 22-Nov-2025 00:46:00 01:07:00 0.1 0 .17 .3
NO NOX_Span NOX_Span 22-Nov-2025 04:00:00 04:20:00 398.20 402 -3.8 42.2
Zero Zero 22-Nov-2025 00:46:00 01:07:00 0.21 0 .21 3
NO2 Zero 22-Nov-2025 00:46:00 01:07:00 0.144 0 .14 3
NOX NOX_Span NOX_Span 22-Nov-2025 04:00:00 04:20:00 418.30 421 -2.7 43
Zero Zero 22-Nov-2025 00:46:00 01:07:00 0.36 0 .36 3
O3 Zero 22-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
HW CO Zero 22-Nov-2025 00:46:00 01:07:00 -0.2 0 -.25 .3
DIFF NOY_Zero NOY_Zero 22-Nov-2025 02:00:00 02:35:00 0.7 0 .66 3
N500NO Zero Zero 22-Nov-2025 00:46:00 01:07:00 0.083 0 .08 3
N500NO2 Zero 22-Nov-2025 00:46:00 01:07:00 0.569 0 .57 3
N500NOX Zero 22-Nov-2025 00:46:00 01:07:00 0.653 * 0 .65
NO Zero 22-Nov-2025 00:46:00 01:07:00 0.00 0 0.00 3
NO2 NO2_Prec NO2_Prec 22-Nov-2025 04:30:00 04:51:00 66.590 64.82 1.77 11.1
NO2_Span NO2_Span 22-Nov-2025 04:00:00 04:21:00 272.400 254.18 18.22 29
Zero Zero 22-Nov-2025 00:46:00 01:07:00 0.135 0 .14 3
NOX Zero 22-Nov-2025 00:46:00 01:07:00 0.13 0 .13 3
NOY NOY_Zero NOY_Zero 22-Nov-2025 02:00:00 02:35:00 0.7 0 .69 3
O3 Zero Zero 22-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
SO2TRACE Zero 22-Nov-2025 00:46:00 01:07:00 0.333 0 .33 3
YNO NOY_Zero NOY_Zero 22-Nov-2025 02:00:00 02:35:00 0.0 0 .03 3
LN CO Zero Zero 22-Nov-2025 00:46:00 01:07:00 0.0 0 .05 .3
NO NOX_Span NOX_Span 22-Nov-2025 04:00:00 04:21:00 418.50 404 14.5 43.4
Zero Zero 22-Nov-2025 00:46:00 01:07:00 0.19 0 .19 3
NO2 Zero 22-Nov-2025 00:46:00 01:07:00 -0.005 0 -.01 3
NOX NOX_Span NOX_Span 22-Nov-2025 04:00:00 04:21:00 431.60 427 4.6 44.1
LN NOX Zero Zero 22-Nov-2025 00:46:00 01:07:00 0.18 0 .18 3
O3 Zero 22-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
M7 NO Zero 22-Nov-2025 00:46:00 01:07:00 0.12 0 .12 3
NO2 Zero 22-Nov-2025 00:46:00 01:07:00 -0.053 0 -.05 3
NOX Zero 22-Nov-2025 00:46:00 01:07:00 0.06 0 .06 3
O3 O3_Prec O3_Prec 22-Nov-2025 04:30:00 04:51:00 0.061 0.061 0.00
O3_Span O3_Span 22-Nov-2025 04:00:00 04:21:00 0.396 0.396 0.00 .4
Zero Zero 22-Nov-2025 00:46:00 01:07:00 -0.002 0 0.00
NR CO CO_Prec CO_Prec 22-Nov-2025 04:30:00 04:51:00 3.7 4 -.22 .4
CO_Span CO_Span 22-Nov-2025 04:00:00 04:21:00 38.2 38.6 -.39 3.8
Zero Zero 22-Nov-2025 00:46:00 01:07:00 -0.1 0 -.14 .3
NO Zero 22-Nov-2025 00:46:00 01:07:00 0.24 0 .24 3
NO2 Zero 22-Nov-2025 00:46:00 01:07:00 0.386 0 .39 3
NOX Zero 22-Nov-2025 00:46:00 01:07:00 0.63 0 .63 3
O3 Zero 22-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
P2 NO NOX_Span NOX_Span 22-Nov-2025 04:00:00 04:20:00 419.50 429 -9.5 42
Zero Zero 22-Nov-2025 00:46:00 01:07:00 0.10 0 .1 3
NO2 Zero 22-Nov-2025 00:46:00 01:07:00 0.047 0 .05 3
NOX NOX_Span NOX_Span 22-Nov-2025 04:00:00 04:20:00 432.80 440 -7.2 42
Zero Zero 22-Nov-2025 00:46:00 01:07:00 0.15 0 .15 3
O3 Zero 22-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
RP CO Zero 22-Nov-2025 00:46:00 01:07:00 0.0 0 -.04 .3
NO Zero 22-Nov-2025 00:46:00 01:07:00 0.19 0 .19 3
NO2 Zero 22-Nov-2025 00:46:00 01:07:00 -0.080 0 -.08 3
NOX Zero 22-Nov-2025 00:46:00 01:07:00 0.11 0 .11 3
O3 Zero 22-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
SO2 SO2_Prec SO2_Prec 22-Nov-2025 04:35:00 05:05:00 61.590 63.2 -1.61 6.4
SO2_Span SO2_Span 22-Nov-2025 04:00:00 04:30:00 394.800 400 -5.2 40.5
Zero Zero 22-Nov-2025 00:46:00 01:07:00 0.422 0 .42 3
RS NO2TRACE ZERO ZERO 22-Nov-2025 00:46:00 01:07:00 0.049 0 .05 3
NOTRACE NOX_Span NOX_Span 22-Nov-2025 04:00:00 04:21:00 371.3 374 -2.7 43.7
RS NOTRACE ZERO ZERO 22-Nov-2025 00:46:00 01:07:00 0.3 0 .33 3
NOXTRACE NOX_Span NOX_Span 22-Nov-2025 04:00:00 04:21:00 367.7 372 -4.3 43.1
ZERO ZERO 22-Nov-2025 00:46:00 01:07:00 0.4 0 .38 3
SF NO Zero Zero 22-Nov-2025 00:46:00 01:07:00 0.11 0 .11 3
NO2 Zero 22-Nov-2025 00:46:00 01:07:00 0.138 0 .14 3
NOX Zero 22-Nov-2025 00:46:00 01:07:00 0.24 0 .24 3
O3 O3_Prec O3_Prec 22-Nov-2025 04:30:00 04:51:00 0.064 0.063 0.00
O3_Span O3_Span 22-Nov-2025 04:00:00 04:21:00 0.399 0.399 0.00
Zero Zero 22-Nov-2025 00:46:00 01:07:00 -0.001 0 0.00
SM NO NOX_Span NOX_Span 22-Nov-2025 04:00:00 04:21:00 339.50 348 -8.5 42.2
Zero Zero 22-Nov-2025 00:46:00 01:07:00 -0.04 0 -.04 3
NO2 Zero 22-Nov-2025 00:46:00 01:07:00 0.302 0 .3 3
NOX NOX_Span NOX_Span 22-Nov-2025 04:00:00 04:21:00 356.90 363 -6.1 43.2
Zero Zero 22-Nov-2025 00:46:00 01:07:00 0.26 0 .26 3
O3 Zero 22-Nov-2025 00:46:00 01:07:00 -0.001 0 0.00
UT CO Zero 22-Nov-2025 00:46:00 01:07:00 0.1 0 .18 .3
NO Zero 22-Nov-2025 00:46:00 01:07:00 0.065 0 .07 3
NO2 Zero 22-Nov-2025 00:46:00 01:07:00 0.145 0 .15 3
NOX Zero 22-Nov-2025 00:46:00 01:07:00 0.210 0 .21 3
O3 O3_Prec O3_Prec 22-Nov-2025 04:30:00 04:51:00 0.0 0.068 0.00 4.5
O3_Span O3_Span 22-Nov-2025 04:00:00 04:21:00 0.4 0.42 0.00 39.9
Zero Zero 22-Nov-2025 00:46:00 01:07:00 0.0 0 0.00
SO2 Zero 22-Nov-2025 00:46:00 01:07:00 0.141 0 .14 3
V4 NO NOX_Span NOX_Span 22-Nov-2025 04:00:00 04:21:00 390.20 405 -14.8 41.2
Zero Zero 22-Nov-2025 00:46:00 01:07:00 0.25 0 .25 3
Zero 22-Nov-2025 02:46:00 03:07:00 0.30 0 .3 3
NO2 Zero 22-Nov-2025 00:46:00 01:07:00 0.02 0 .02 3
Zero 22-Nov-2025 02:46:00 03:07:00 -0.10 0 -.1 3
NOX NOX_Span NOX_Span 22-Nov-2025 04:00:00 04:21:00 397.50 410 -12.5 41.1
Zero Zero 22-Nov-2025 00:46:00 01:07:00 0.27 0 .27 3
Zero 22-Nov-2025 02:46:00 03:07:00 0.20 0 .2 3
V4 O3 Zero Zero 22-Nov-2025 00:46:00 01:07:00 -0.003 * 0 0.00
Zero 22-Nov-2025 02:46:00 03:07:00 -0.002 0 0.00
* - Drift limit exceeded
** - Out of control limit exceeded

First Report: calibrations2020-03-26.PDF