Latest Calibration Reports

Today’s Report: calibrations2025-12-01.CSV

Site Parameter Sequence Phase Start Time End Time Value Expected Value Error Drift Warning Limit
BV NO Zero Zero 01-Dec-2025 00:46:00 01:07:00 0.10 0 .1 3
NO2 Zero 01-Dec-2025 00:46:00 01:07:00 0.007 0 .01 3
NOX Zero 01-Dec-2025 00:46:00 01:07:00 0.11 0 .11 3
O3 Zero 01-Dec-2025 00:46:00 01:07:00 -0.001 0 0.00
CV CO Zero 01-Dec-2025 00:46:00 01:07:00 0.1 0 .11 .3
NO Zero 01-Dec-2025 00:46:00 01:07:00 0.05 0 .05 3
NO2 Zero 01-Dec-2025 00:46:00 01:07:00 -0.015 0 -.02 3
NOX Zero 01-Dec-2025 00:46:00 01:07:00 0.03 0 .03 3
O3 Zero 01-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
SO2 SO2_Prec SO2_Prec 01-Dec-2025 04:30:00 04:50:00 68.840 * 68 .84
SO2_Span SO2_Span 01-Dec-2025 04:00:00 04:20:00 423.700 * 421 2.7
Zero Zero 01-Dec-2025 00:46:00 01:07:00 0.247 0 .25 3
ED NO Zero 01-Dec-2025 00:46:00 01:07:00 0.02 0 .02 3
NO2 Zero 01-Dec-2025 00:46:00 01:07:00 0.072 0 .07 3
NOX Zero 01-Dec-2025 00:46:00 01:07:00 0.09 0 .09 3
O3 Zero 01-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
EN NO NOX_Span NOX_Span 01-Dec-2025 04:00:00 04:21:00 371.80 380 -8.2 42.9
Zero Zero 01-Dec-2025 00:46:00 01:07:00 0.12 0 .12 3
NO2 Zero 01-Dec-2025 00:46:00 01:07:00 -0.023 0 -.02 3
NOX NOX_Span NOX_Span 01-Dec-2025 04:00:00 04:21:00 402.70 407 -4.3 43.2
Zero Zero 01-Dec-2025 00:46:00 01:07:00 0.09 0 .09 3
O3 Zero 01-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
H3 NO NOX_Span NOX_Span 01-Dec-2025 04:00:00 04:21:00 384.60 394 -9.4 41.2
Zero Zero 01-Dec-2025 00:46:00 01:07:00 0.10 0 .1 3
NO2 Zero 01-Dec-2025 00:46:00 01:07:00 0.102 0 .1 3
NOX NOX_Span NOX_Span 01-Dec-2025 04:00:00 04:21:00 390.10 397 -6.9 41.2
Zero Zero 01-Dec-2025 00:46:00 01:07:00 0.20 0 .2 3
O3 Zero 01-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
HC NO Zero 01-Dec-2025 00:46:00 01:07:00 0.10 0 .1 3
NO2 Zero 01-Dec-2025 00:46:00 01:07:00 -0.142 0 -.14 3
NOX Zero 01-Dec-2025 00:46:00 01:07:00 -0.04 0 -.04 3
O3 Zero 01-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
HW CO CO_Prec CO_Prec 01-Dec-2025 05:30:00 05:51:00 1.9 2.009 -.03 .1
CO_Span CO_Span 01-Dec-2025 05:00:00 05:21:00 8.1 * 7.947 .22
Zero Zero 01-Dec-2025 00:46:00 01:07:00 0.0 0 -.1 .3
DIFF NOY_Zero NOY_Zero 01-Dec-2025 02:00:00 02:35:00 0.4 0 .42 3
N500NO Zero Zero 01-Dec-2025 00:46:00 01:07:00 -0.040 0 -.04 3
N500NO2 Zero 01-Dec-2025 00:46:00 01:07:00 0.677 0 .68 3
N500NOX Zero 01-Dec-2025 00:46:00 01:07:00 0.637 * 0 .64
NO Zero 01-Dec-2025 00:46:00 01:07:00 0.00 0 0.00 3
NO2 Zero 01-Dec-2025 00:46:00 01:07:00 0.133 0 .13 3
NOX Zero 01-Dec-2025 00:46:00 01:07:00 0.14 0 .14 3
NOY NOY_Zero NOY_Zero 01-Dec-2025 02:00:00 02:35:00 0.4 0 .39 3
O3 Zero Zero 01-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
SO2TRACE Zero 01-Dec-2025 00:46:00 01:07:00 0.363 0 .36 3
YNO NOY_Zero NOY_Zero 01-Dec-2025 02:00:00 02:35:00 0.0 0 -.02 3
LN CO CO_Prec CO_Prec 01-Dec-2025 04:30:00 04:51:00 4.1 3.8 .33 .4
CO_Span CO_Span 01-Dec-2025 04:00:00 04:21:00 43.5 42.7 .82 4.2
Zero Zero 01-Dec-2025 00:46:00 01:07:00 0.2 0 .27 .3
NO Zero 01-Dec-2025 00:46:00 01:07:00 0.06 0 .06 3
NO2 Zero 01-Dec-2025 00:46:00 01:07:00 -0.123 0 -.12 3
NOX Zero 01-Dec-2025 00:46:00 01:07:00 -0.06 0 -.06 3
O3 Zero 01-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
M7 NO Zero 01-Dec-2025 00:46:00 01:07:00 0.22 0 .22 3
NO2 Zero 01-Dec-2025 00:46:00 01:07:00 -0.087 0 -.09 3
NOX Zero 01-Dec-2025 00:46:00 01:07:00 0.14 0 .14 3
O3 Zero 01-Dec-2025 00:46:00 01:07:00 -0.002 0 0.00
NR CO Zero 01-Dec-2025 00:46:00 01:07:00 -0.2 0 -.21 .3
NO Zero 01-Dec-2025 00:46:00 01:07:00 0.24 0 .24 3
NO2 NO2_Prec NO2_Prec 01-Dec-2025 04:31:00 04:57:00 63.010 63 .01 10.8
NO2_Span NO2_Span 01-Dec-2025 04:00:00 04:26:00 257.100 250 7.1 29.7
Zero Zero 01-Dec-2025 00:46:00 01:07:00 0.099 0 .1 3
NOX Zero 01-Dec-2025 00:46:00 01:07:00 0.34 0 .34 3
NR O3 Zero Zero 01-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
P2 NO Zero 01-Dec-2025 00:46:00 01:07:00 0.03 0 .03 3
NO2 Zero 01-Dec-2025 00:46:00 01:07:00 -0.181 0 -.18 3
NOX Zero 01-Dec-2025 00:46:00 01:07:00 -0.15 0 -.15 3
O3 Zero 01-Dec-2025 00:46:00 01:07:00 0.000 0 0.00
RP CO Zero 01-Dec-2025 00:46:00 01:07:00 0.0 0 -.06 .3
NO Zero 01-Dec-2025 00:46:00 01:07:00 0.47 0 .47 3
NO2 NO2_Prec NO2_Prec 01-Dec-2025 04:30:00 04:51:00 69.320 65 4.32 9.9
NO2_Span NO2_Span 01-Dec-2025 04:00:00 04:21:00 259.200 250 9.2 24.5
Zero Zero 01-Dec-2025 00:46:00 01:07:00 -0.087 0 -.09 3
NOX Zero 01-Dec-2025 00:46:00 01:07:00 0.39 0 .39 3
O3 Zero 01-Dec-2025 00:46:00 01:07:00 -0.001 0 0.00
SO2 Zero 01-Dec-2025 00:46:00 01:07:00 0.088 0 .09 3
RS NO2TRACE ZERO ZERO 01-Dec-2025 00:46:00 01:07:00 0.042 0 .04 3
NOTRACE ZERO 01-Dec-2025 00:46:00 01:07:00 0.3 0 .32 3
NOXTRACE ZERO 01-Dec-2025 00:46:00 01:07:00 0.4 0 .37 3
SF NO Zero Zero 01-Dec-2025 00:46:00 01:07:00 0.11 0 .11 3
NO2 Zero 01-Dec-2025 00:46:00 01:07:00 -0.033 0 -.03 3
NOX Zero 01-Dec-2025 00:46:00 01:07:00 0.08 0 .08 3
O3 Zero 01-Dec-2025 00:46:00 01:07:00 -0.001 0 0.00
SM NO Zero 01-Dec-2025 00:46:00 01:07:00 -0.05 0 -.05 3
NO2 Zero 01-Dec-2025 00:46:00 01:07:00 0.047 0 .05 3
NOX Zero 01-Dec-2025 00:46:00 01:07:00 0.00 0 0.00 3
O3 Zero 01-Dec-2025 00:46:00 01:07:00 -0.002 0 0.00
UT CO Zero 01-Dec-2025 00:46:00 01:07:00 0.1 0 .14 .3
NO Zero 01-Dec-2025 00:46:00 01:07:00 0.024 0 .02 3
NO2 Zero 01-Dec-2025 00:46:00 01:07:00 0.053 0 .05 3
NOX Zero 01-Dec-2025 00:46:00 01:07:00 0.076 0 .08 3
O3 Zero 01-Dec-2025 00:46:00 01:07:00 0.0 0 0.00
SO2 SO2_Prec SO2_Prec 01-Dec-2025 04:30:00 04:51:00 63.220 65 -1.78 6.2
SO2_Span SO2_Span 01-Dec-2025 04:00:00 04:21:00 413.300 416 -2.7 37
UT SO2 Zero Zero 01-Dec-2025 00:46:00 01:07:00 0.237 0 .24 3
V4 NO Zero 01-Dec-2025 00:46:00 01:07:00 -0.02 0 -.02 3
NO2 Zero 01-Dec-2025 00:46:00 01:07:00 -0.01 0 -.01 3
NOX Zero 01-Dec-2025 00:46:00 01:07:00 -0.04 0 -.04 3
O3 Zero 01-Dec-2025 00:46:00 01:07:00 -0.002 0 0.00
* - Drift limit exceeded
** - Out of control limit exceeded

Yesterday’s Report: calibrations2025-11-30.CSV

Site Parameter Sequence Phase Start Time End Time Value Expected Value Error Drift Warning Limit
BV NO NOX_Span NOX_Span 30-Nov-2025 04:00:00 04:20:00 374.50 386 -11.5 41.5
Zero Zero 30-Nov-2025 00:46:00 01:07:00 -0.05 0 -.05 3
NO2 Zero 30-Nov-2025 00:46:00 01:07:00 0.037 0 .04 3
NOX NOX_Span NOX_Span 30-Nov-2025 04:00:00 04:20:00 383.10 392 -8.9 41.8
Zero Zero 30-Nov-2025 00:46:00 01:07:00 -0.02 0 -.02 3
O3 Zero 30-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
CV CO Zero 30-Nov-2025 00:46:00 01:07:00 0.1 0 .1 .3
NO NOX_Span NOX_Span 30-Nov-2025 04:00:00 04:21:00 349.00 345 4 42.5
Zero Zero 30-Nov-2025 00:46:00 01:07:00 0.07 0 .07 3
NO2 Zero 30-Nov-2025 00:46:00 01:07:00 0.072 0 .07 3
NOX NOX_Span NOX_Span 30-Nov-2025 04:00:00 04:21:00 360.60 356 4.6 42.5
Zero Zero 30-Nov-2025 00:46:00 01:07:00 0.14 0 .14 3
O3 Zero 30-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 30-Nov-2025 00:46:00 01:07:00 0.496 0 .5 3
ED NO NOX_Span NOX_Span 30-Nov-2025 04:00:00 04:21:00 397.70 400 -2.3 41.9
Zero Zero 30-Nov-2025 00:46:00 01:07:00 0.04 0 .04 3
NO2 Zero 30-Nov-2025 00:46:00 01:07:00 0.046 0 .05 3
NOX NOX_Span NOX_Span 30-Nov-2025 04:00:00 04:21:00 408.00 409 -1 41.9
Zero Zero 30-Nov-2025 00:46:00 01:07:00 0.09 0 .09 3
O3 Zero 30-Nov-2025 00:46:00 01:07:00 -0.001 0 0.00
EN NO Zero 30-Nov-2025 00:46:00 01:07:00 0.00 0 0.00 3
NO2 NO2_Prec NO2_Prec 30-Nov-2025 04:36:00 04:57:00 70.080 68 2.08 10.5
NO2_Span NO2_Span 30-Nov-2025 04:00:00 04:21:00 278.600 266 12.6 27.8
Zero Zero 30-Nov-2025 00:46:00 01:07:00 0.020 0 .02 3
NOX Zero 30-Nov-2025 00:46:00 01:07:00 0.02 0 .02 3
O3 Zero 30-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
H3 NO Zero 30-Nov-2025 00:46:00 01:07:00 -0.14 0 -.14 3
NO2 NO2_Prec NO2_Prec 30-Nov-2025 04:30:00 04:51:00 68.880 66 2.88 9.9
NO2_Span NO2_Span 30-Nov-2025 04:00:00 04:20:00 254.300 258 -3.7 28.2
Zero Zero 30-Nov-2025 00:46:00 01:07:00 0.085 0 .09 3
NOX Zero 30-Nov-2025 00:46:00 01:07:00 -0.06 0 -.06 3
O3 Zero 30-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
HC NO Zero Zero 30-Nov-2025 00:46:00 01:07:00 0.33 0 .33 3
NO2 Zero 30-Nov-2025 00:46:00 01:07:00 -0.113 0 -.11 3
NOX Zero 30-Nov-2025 00:46:00 01:07:00 0.22 0 .22 3
O3 Zero 30-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
HW CO Zero 30-Nov-2025 00:46:00 01:07:00 0.0 0 -.08 .3
DIFF NOY_Zero NOY_Zero 30-Nov-2025 02:00:00 02:35:00 0.6 0 .6 3
N500NO Zero Zero 30-Nov-2025 00:46:00 01:07:00 0.020 0 .02 3
N500NO2 Zero 30-Nov-2025 00:46:00 01:07:00 0.583 0 .58 3
N500NOX Zero 30-Nov-2025 00:46:00 01:07:00 0.603 * 0 .6
NO NOX_Span NOX_Span 30-Nov-2025 04:00:00 04:21:00 441.10 445 -3.9 44.5
Zero Zero 30-Nov-2025 00:46:00 01:07:00 0.04 0 .04 3
NO2 Zero 30-Nov-2025 00:46:00 01:07:00 0.151 0 .15 3
NOX NOX_Span NOX_Span 30-Nov-2025 04:00:00 04:21:00 450.50 448.96 1.54 44.1
Zero Zero 30-Nov-2025 00:46:00 01:07:00 0.19 0 .19 3
NOY NOY_Zero NOY_Zero 30-Nov-2025 02:00:00 02:35:00 0.7 0 .67 3
O3 Zero Zero 30-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
SO2TRACE Zero 30-Nov-2025 00:46:00 01:07:00 0.401 0 .4 3
YNO NOY_Zero NOY_Zero 30-Nov-2025 02:00:00 02:35:00 0.1 0 .07 3
LN CO Zero Zero 30-Nov-2025 00:46:00 01:07:00 0.2 0 .23 .3
NO Zero 30-Nov-2025 00:46:00 01:07:00 0.10 0 .1 3
NO2 Zero 30-Nov-2025 00:46:00 01:07:00 -0.250 0 -.25 3
NOX Zero 30-Nov-2025 00:46:00 01:07:00 -0.15 0 -.15 3
O3 O3_Prec O3_Prec 30-Nov-2025 04:30:00 04:51:00 0.064 0.064 0.00
O3_Span O3_Span 30-Nov-2025 04:00:00 04:21:00 0.393 0.394 0.00
Zero Zero 30-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
M7 NO NOX_Span NOX_Span 30-Nov-2025 04:00:00 04:21:00 383.30 391 -7.7 39.3
Zero Zero 30-Nov-2025 00:46:00 01:07:00 0.24 0 .24 3
NO2 Zero 30-Nov-2025 00:46:00 01:07:00 -0.100 0 -.1 3
NOX NOX_Span NOX_Span 30-Nov-2025 04:00:00 04:21:00 412.70 415 -2.3 40.9
Zero Zero 30-Nov-2025 00:46:00 01:07:00 0.14 0 .14 3
O3 Zero 30-Nov-2025 00:46:00 01:07:00 -0.002 0 0.00
NR CO Zero Zero 30-Nov-2025 00:46:00 01:07:00 -0.1 0 -.19 .3
NO NOX_Span NOX_Span 30-Nov-2025 04:00:00 04:21:00 388.90 401 -12.1 41.1
Zero Zero 30-Nov-2025 00:46:00 01:07:00 0.22 0 .22 3
NO2 Zero 30-Nov-2025 00:46:00 01:07:00 0.401 0 .4 3
NOX NOX_Span NOX_Span 30-Nov-2025 04:00:00 04:21:00 404.20 415 -10.8 41.7
Zero Zero 30-Nov-2025 00:46:00 01:07:00 0.62 0 .62 3
O3 Zero 30-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
P2 NO Zero 30-Nov-2025 00:46:00 01:07:00 0.08 0 .08 3
NO2 Zero 30-Nov-2025 00:46:00 01:07:00 -0.151 0 -.15 3
NOX Zero 30-Nov-2025 00:46:00 01:07:00 -0.07 0 -.07 3
O3 Zero 30-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
RP CO Zero 30-Nov-2025 00:46:00 01:07:00 0.0 0 -.05 .3
NO Zero 30-Nov-2025 00:46:00 01:07:00 0.46 0 .46 3
NO2 Zero 30-Nov-2025 00:46:00 01:07:00 -0.023 0 -.02 3
NOX Zero 30-Nov-2025 00:46:00 01:07:00 0.44 0 .44 3
O3 O3_Prec O3_Prec 30-Nov-2025 04:30:00 04:51:00 0.066 0.063 0.00
O3_Span O3_Span 30-Nov-2025 04:00:00 04:21:00 0.405 0.393 .01
Zero Zero 30-Nov-2025 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 30-Nov-2025 00:46:00 01:07:00 0.597 0 .6 3
RS NO2TRACE ZERO ZERO 30-Nov-2025 00:46:00 01:07:00 0.032 0 .03 3
NOTRACE ZERO 30-Nov-2025 00:46:00 01:07:00 0.3 0 .32 3
NOXTRACE ZERO 30-Nov-2025 00:46:00 01:07:00 0.3 0 .35 3
SF NO NOX_Span NOX_Span 30-Nov-2025 04:00:00 04:21:00 378.30 381 -2.7 46.2
Zero Zero 30-Nov-2025 00:46:00 01:07:00 0.05 0 .05 3
NO2 Zero 30-Nov-2025 00:46:00 01:07:00 -0.083 0 -.08 3
NOX NOX_Span NOX_Span 30-Nov-2025 04:00:00 04:21:00 393.30 391 2.3 45.9
Zero Zero 30-Nov-2025 00:46:00 01:07:00 -0.03 0 -.03 3
O3 Zero 30-Nov-2025 00:46:00 01:07:00 -0.001 0 0.00
SM NO Zero 30-Nov-2025 00:46:00 01:07:00 0.06 0 .06 3
NO2 Zero 30-Nov-2025 00:46:00 01:07:00 0.046 0 .05 3
NOX Zero 30-Nov-2025 00:46:00 01:07:00 0.11 0 .11 3
SM O3 O3_Prec O3_Prec 30-Nov-2025 04:30:00 04:51:00 0.064 0.064 0.00
O3_Span O3_Span 30-Nov-2025 04:00:00 04:21:00 0.391 0.39 0.00
Zero Zero 30-Nov-2025 00:46:00 01:07:00 -0.001 0 0.00
UT CO CO_Prec CO_Prec 30-Nov-2025 04:30:00 04:51:00 4.3 4 .32 .4
CO_Span CO_Span 30-Nov-2025 04:00:00 04:21:00 41.8 41.6 .27 4.1
Zero Zero 30-Nov-2025 00:46:00 01:07:00 0.1 0 .17 .3
NO Zero 30-Nov-2025 00:46:00 01:07:00 0.024 0 .02 3
NO2 Zero 30-Nov-2025 00:46:00 01:07:00 0.169 0 .17 3
NOX Zero 30-Nov-2025 00:46:00 01:07:00 0.193 0 .19 3
O3 Zero 30-Nov-2025 00:46:00 01:07:00 0.0 0 0.00
SO2 Zero 30-Nov-2025 00:46:00 01:07:00 0.345 0 .35 3
V4 NO Zero 30-Nov-2025 00:46:00 01:07:00 0.07 0 .07 3
NO2 Zero 30-Nov-2025 00:46:00 01:07:00 0.01 0 .01 3
NOX Zero 30-Nov-2025 00:46:00 01:07:00 0.07 0 .07 3
O3 O3_Prec O3_Prec 30-Nov-2025 04:30:00 04:51:00 0.066 0.067 0.00
O3_Span O3_Span 30-Nov-2025 04:00:00 04:21:00 0.401 0.403 0.00
Zero Zero 30-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