Latest Calibration Reports

Today’s Report: calibrations2026-01-12.CSV

Site Parameter Sequence Phase Start Time End Time Value Expected Value Error Drift Warning Limit
BV NO Zero Zero 12-Jan-2026 00:46:00 01:07:00 -0.05 0 -.05 3
NO2 Zero 12-Jan-2026 00:46:00 01:07:00 0.142 0 .14 3
NOX Zero 12-Jan-2026 00:46:00 01:07:00 0.09 0 .09 3
O3 Zero 12-Jan-2026 00:46:00 01:07:00 0.000 0 0.00
CV CO Zero 12-Jan-2026 00:46:00 01:07:00 0.1 0 .11 .3
NO Zero 12-Jan-2026 00:46:00 01:07:00 0.12 0 .12 3
NO2 Zero 12-Jan-2026 00:46:00 01:07:00 0.715 0 .72 3
NOX Zero 12-Jan-2026 00:46:00 01:07:00 0.84 0 .84 3
O3 Zero 12-Jan-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 SO2_Prec SO2_Prec 12-Jan-2026 04:30:00 04:50:00 68.540 * 68 .54
SO2_Span SO2_Span 12-Jan-2026 04:00:00 04:20:00 422.300 * 421 1.3
Zero Zero 12-Jan-2026 00:46:00 01:07:00 0.423 0 .42 3
ED NO Zero 12-Jan-2026 00:46:00 01:07:00 0.07 0 .07 3
NO2 Zero 12-Jan-2026 00:46:00 01:07:00 0.453 0 .45 3
NOX Zero 12-Jan-2026 00:46:00 01:07:00 0.53 0 .53 3
O3 Zero 12-Jan-2026 00:46:00 01:07:00 0.000 0 0.00
EN NO NOX_Span NOX_Span 12-Jan-2026 04:00:00 04:21:00 369.50 380 -10.5 42.9
Zero Zero 12-Jan-2026 00:46:00 01:07:00 -0.08 0 -.08 3
NO2 Zero 12-Jan-2026 00:46:00 01:07:00 0.054 0 .05 3
NOX NOX_Span NOX_Span 12-Jan-2026 04:00:00 04:21:00 401.90 407 -5.1 43.2
Zero Zero 12-Jan-2026 00:46:00 01:07:00 -0.03 0 -.03 3
O3 Zero 12-Jan-2026 00:46:00 01:07:00 0.000 0 0.00
H3 NO NOX_Span NOX_Span 12-Jan-2026 04:00:00 04:21:00 378.10 389 -10.9 41.2
Zero Zero 12-Jan-2026 00:46:00 01:07:00 0.10 0 .1 3
NO2 Zero 12-Jan-2026 00:46:00 01:07:00 0.963 0 .96 3
NOX NOX_Span NOX_Span 12-Jan-2026 04:00:00 04:21:00 382.30 391 -8.7 41.2
Zero Zero 12-Jan-2026 00:46:00 01:07:00 1.06 0 1.06 3
O3 Zero 12-Jan-2026 00:46:00 01:07:00 0.000 0 0.00
HC NO Zero 12-Jan-2026 00:46:00 01:07:00 0.01 0 .01 3
NO2 Zero 12-Jan-2026 00:46:00 01:07:00 -0.064 0 -.06 3
NOX Zero 12-Jan-2026 00:46:00 01:07:00 -0.06 0 -.06 3
O3 Zero 12-Jan-2026 00:46:00 01:07:00 0.000 0 0.00
HV CO CO_Prec CO_Prec 12-Jan-2026 04:30:00 04:51:00 4.5 4.32 .22 .4
CO_Span CO_Span 12-Jan-2026 04:00:00 04:21:00 42.7 42.35 .41 3.9
Zero Zero 12-Jan-2026 00:46:00 01:07:00 0.2 0 .22 .3
NO Zero 12-Jan-2026 00:46:00 01:07:00 0.30 0 .3 3
NO2 Zero 12-Jan-2026 00:46:00 01:07:00 0.648 0 .65 3
NOX Zero 12-Jan-2026 00:46:00 01:07:00 0.95 0 .95 3
O3 Zero 12-Jan-2026 00:46:00 01:07:00 0.000 0 0.00
HW CO CO_Prec CO_Prec 12-Jan-2026 05:30:00 05:51:00 1.9 2.031 -.1 .1
CO_Span CO_Span 12-Jan-2026 05:00:00 05:21:00 7.8 * 8.09 -.21
Zero Zero 12-Jan-2026 00:46:00 01:07:00 0.0 0 -.08 .3
DIFF NOY_Zero NOY_Zero 12-Jan-2026 02:00:00 02:35:00 1.6 0 1.59 3
N500NO Zero Zero 12-Jan-2026 00:46:00 01:07:00 -0.220 0 -.22 3
N500NO2 Zero 12-Jan-2026 00:46:00 01:07:00 0.307 0 .31 3
N500NOX Zero 12-Jan-2026 00:46:00 01:07:00 0.086 * 0 .09
NO Zero 12-Jan-2026 00:46:00 01:07:00 0.02 0 .02 3
NO2 Zero 12-Jan-2026 00:46:00 01:07:00 1.198 0 1.2 3
NOX Zero 12-Jan-2026 00:46:00 01:07:00 1.22 0 1.22 3
NOY NOY_Zero NOY_Zero 12-Jan-2026 02:00:00 02:35:00 1.6 0 1.61 3
O3 Zero Zero 12-Jan-2026 00:46:00 01:07:00 0.000 0 0.00
SO2TRACE Zero 12-Jan-2026 00:46:00 01:07:00 0.307 0 .31 3
YNO NOY_Zero NOY_Zero 12-Jan-2026 02:00:00 02:35:00 0.0 0 .02 3
LN CO CO_Prec CO_Prec 12-Jan-2026 04:30:00 04:51:00 3.9 3.8 .17 .4
CO_Span CO_Span 12-Jan-2026 04:00:00 04:21:00 44.2 43.2 1.06 4.2
Zero Zero 12-Jan-2026 00:46:00 01:07:00 0.0 0 .01 .3
NO Zero 12-Jan-2026 00:46:00 01:07:00 0.03 0 .03 3
NO2 Zero 12-Jan-2026 00:46:00 01:07:00 0.559 0 .56 3
NOX Zero 12-Jan-2026 00:46:00 01:07:00 0.59 0 .59 3
O3 Zero 12-Jan-2026 00:46:00 01:07:00 0.000 0 0.00
M7 NO Zero 12-Jan-2026 00:46:00 01:07:00 0.15 0 .15 3
NO2 Zero 12-Jan-2026 00:46:00 01:07:00 -0.039 0 -.04 3
NOX Zero 12-Jan-2026 00:46:00 01:07:00 0.11 0 .11 3
M7 O3 Zero Zero 12-Jan-2026 00:46:00 01:07:00 -0.001 0 0.00
NR CO Zero 12-Jan-2026 00:46:00 01:07:00 -0.2 0 -.2 .3
NO Zero 12-Jan-2026 00:46:00 01:07:00 -0.01 0 -.01 3
NO2 NO2_Prec NO2_Prec 12-Jan-2026 04:31:00 04:57:00 64.760 64 .76 10.8
NO2_Span NO2_Span 12-Jan-2026 04:00:00 04:26:00 258.800 249 9.8 29.7
Zero Zero 12-Jan-2026 00:46:00 01:07:00 1.035 0 1.04 3
NOX Zero 12-Jan-2026 00:46:00 01:07:00 1.03 0 1.03 3
O3 Zero 12-Jan-2026 00:46:00 01:07:00 0.000 0 0.00
RP CO Zero 12-Jan-2026 00:46:00 01:07:00 -0.1 0 -.16 .3
NO Zero 12-Jan-2026 00:46:00 01:07:00 0.42 0 .42 3
NO2 NO2_Prec NO2_Prec 12-Jan-2026 04:30:00 04:51:00 69.730 65 4.73 9.9
NO2_Span NO2_Span 12-Jan-2026 04:00:00 04:21:00 251.100 250 1.1 24.5
Zero Zero 12-Jan-2026 00:46:00 01:07:00 0.841 0 .84 3
NOX Zero 12-Jan-2026 00:46:00 01:07:00 1.26 0 1.26 3
O3 Zero 12-Jan-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 12-Jan-2026 00:46:00 01:07:00 0.299 0 .3 3
RS NO2TRACE ZERO ZERO 12-Jan-2026 00:46:00 01:07:00 0.123 0 .12 3
NOTRACE ZERO 12-Jan-2026 00:46:00 01:07:00 0.0 0 .02 3
NOXTRACE ZERO 12-Jan-2026 00:46:00 01:07:00 0.1 0 .14 3
SF NO Zero Zero 12-Jan-2026 00:46:00 01:07:00 -0.12 0 -.12 3
NO2 Zero 12-Jan-2026 00:46:00 01:07:00 0.647 0 .65 3
NOX Zero 12-Jan-2026 00:46:00 01:07:00 0.53 0 .53 3
O3 Zero 12-Jan-2026 00:46:00 01:07:00 -0.001 0 0.00
SM NO Zero 12-Jan-2026 00:46:00 01:07:00 -0.01 0 -.01 3
NO2 Zero 12-Jan-2026 00:46:00 01:07:00 0.416 0 .42 3
NOX Zero 12-Jan-2026 00:46:00 01:07:00 0.41 0 .41 3
O3 Zero 12-Jan-2026 00:46:00 01:07:00 -0.001 0 0.00
UT CO Zero 12-Jan-2026 00:46:00 01:07:00 0.3 * 0 .34 .3
NO Zero 12-Jan-2026 00:46:00 01:07:00 0.029 0 .03 3
NO2 Zero 12-Jan-2026 00:46:00 01:07:00 0.867 0 .87 3
NOX Zero 12-Jan-2026 00:46:00 01:07:00 0.896 0 .9 3
UT O3 Zero Zero 12-Jan-2026 00:46:00 01:07:00 0.0 0 0.00
SO2 SO2_Prec SO2_Prec 12-Jan-2026 04:30:00 04:51:00 60.170 60 .17 6.2
SO2_Span SO2_Span 12-Jan-2026 04:00:00 04:21:00 383.600 384 -.4 37
Zero Zero 12-Jan-2026 00:46:00 01:07:00 0.066 0 .07 3
V4 NO Zero 12-Jan-2026 00:46:00 01:07:00 0.11 0 .11 3
NO2 Zero 12-Jan-2026 00:46:00 01:07:00 0.06 0 .06 3
NOX Zero 12-Jan-2026 00:46:00 01:07:00 0.16 0 .16 3
O3 Zero 12-Jan-2026 00:46:00 01:07:00 -0.002 0 0.00
* - Drift limit exceeded
** - Out of control limit exceeded

Yesterday’s Report: calibrations2026-01-11.CSV

Site Parameter Sequence Phase Start Time End Time Value Expected Value Error Drift Warning Limit
BV NO NOX_Span NOX_Span 11-Jan-2026 04:00:00 04:20:00 360.80 375 -14.2 41.5
Zero Zero 11-Jan-2026 00:46:00 01:07:00 -0.02 0 -.02 3
NO2 Zero 11-Jan-2026 00:46:00 01:07:00 -0.230 0 -.23 3
NOX NOX_Span NOX_Span 11-Jan-2026 04:00:00 04:20:00 369.60 380 -10.4 41.8
Zero Zero 11-Jan-2026 00:46:00 01:07:00 -0.25 0 -.25 3
O3 Zero 11-Jan-2026 00:46:00 01:07:00 0.000 0 0.00
CV CO Zero 11-Jan-2026 00:46:00 01:07:00 0.1 0 .11 .3
NO NOX_Span NOX_Span 11-Jan-2026 04:00:00 04:21:00 338.50 345 -6.5 42.5
Zero Zero 11-Jan-2026 00:46:00 01:07:00 0.08 0 .08 3
NO2 Zero 11-Jan-2026 00:46:00 01:07:00 0.130 0 .13 3
NOX NOX_Span NOX_Span 11-Jan-2026 04:00:00 04:21:00 349.60 356 -6.4 42.5
Zero Zero 11-Jan-2026 00:46:00 01:07:00 0.21 0 .21 3
O3 Zero 11-Jan-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 11-Jan-2026 00:46:00 01:07:00 0.196 0 .2 3
ED NO NOX_Span NOX_Span 11-Jan-2026 04:00:00 04:21:00 393.80 400 -6.2 41.9
Zero Zero 11-Jan-2026 00:46:00 01:07:00 0.07 0 .07 3
NO2 Zero 11-Jan-2026 00:46:00 01:07:00 0.076 0 .08 3
NOX NOX_Span NOX_Span 11-Jan-2026 04:00:00 04:21:00 404.30 409 -4.7 41.9
Zero Zero 11-Jan-2026 00:46:00 01:07:00 0.14 0 .14 3
O3 Zero 11-Jan-2026 00:46:00 01:07:00 0.000 0 0.00
EN NO Zero 11-Jan-2026 00:46:00 01:07:00 0.09 0 .09 3
NO2 NO2_Prec NO2_Prec 11-Jan-2026 04:36:00 04:57:00 70.770 68 2.77 10.5
NO2_Span NO2_Span 11-Jan-2026 04:00:00 04:21:00 278.700 266 12.7 27.8
Zero Zero 11-Jan-2026 00:46:00 01:07:00 -0.080 0 -.08 3
NOX Zero 11-Jan-2026 00:46:00 01:07:00 0.01 0 .01 3
O3 Zero 11-Jan-2026 00:46:00 01:07:00 0.000 0 0.00
H3 NO Zero 11-Jan-2026 00:46:00 01:07:00 0.03 0 .03 3
NO2 NO2_Prec NO2_Prec 11-Jan-2026 04:30:00 04:51:00 66.190 65 1.19 9.9
NO2_Span NO2_Span 11-Jan-2026 04:00:00 04:20:00 250.900 238.5 12.4 28.2
Zero Zero 11-Jan-2026 00:46:00 01:07:00 0.158 0 .16 3
NOX Zero 11-Jan-2026 00:46:00 01:07:00 0.19 0 .19 3
O3 Zero 11-Jan-2026 00:46:00 01:07:00 0.000 0 0.00
HC NO Zero Zero 11-Jan-2026 00:46:00 01:07:00 0.08 0 .08 3
NO2 Zero 11-Jan-2026 00:46:00 01:07:00 -0.071 0 -.07 3
NOX Zero 11-Jan-2026 00:46:00 01:07:00 0.01 0 .01 3
O3 Zero 11-Jan-2026 00:46:00 01:07:00 0.000 0 0.00
HV CO Zero 11-Jan-2026 00:46:00 01:07:00 0.2 0 .2 .3
NO Zero 11-Jan-2026 00:46:00 01:07:00 0.25 0 .25 3
NO2 NO2_Prec NO2_Prec 11-Jan-2026 04:30:00 04:51:00 72.190 72 .19 10.5
NO2_Span NO2_Span 11-Jan-2026 04:00:00 04:21:00 256.100 254 2.1 25.6
Zero Zero 11-Jan-2026 00:46:00 01:07:00 0.283 0 .28 3
NOX Zero 11-Jan-2026 00:46:00 01:07:00 0.54 0 .54 3
O3 Zero 11-Jan-2026 00:46:00 01:07:00 0.000 0 0.00
HW CO Zero 11-Jan-2026 00:46:00 01:07:00 0.0 0 .07 .3
DIFF NOY_Zero NOY_Zero 11-Jan-2026 02:00:00 02:35:00 0.8 0 .75 3
N500NO Zero Zero 11-Jan-2026 00:46:00 01:07:00 -0.255 0 -.26 3
N500NO2 Zero 11-Jan-2026 00:46:00 01:07:00 0.282 0 .28 3
N500NOX Zero 11-Jan-2026 00:46:00 01:07:00 0.027 * 0 .03
NO NOX_Span NOX_Span 11-Jan-2026 04:00:00 04:21:00 429.20 441.4 -12.2 44.5
Zero Zero 11-Jan-2026 00:46:00 01:07:00 -0.02 0 -.02 3
NO2 Zero 11-Jan-2026 00:46:00 01:07:00 0.352 0 .35 3
NOX NOX_Span NOX_Span 11-Jan-2026 04:00:00 04:21:00 438.70 446.6 -7.9 44.1
Zero Zero 11-Jan-2026 00:46:00 01:07:00 0.33 0 .33 3
NOY NOY_Zero NOY_Zero 11-Jan-2026 02:00:00 02:35:00 0.7 0 .7 3
O3 Zero Zero 11-Jan-2026 00:46:00 01:07:00 0.000 0 0.00
SO2TRACE Zero 11-Jan-2026 00:46:00 01:07:00 0.286 0 .29 3
YNO NOY_Zero NOY_Zero 11-Jan-2026 02:00:00 02:35:00 -0.1 0 -.05 3
LN CO Zero Zero 11-Jan-2026 00:46:00 01:07:00 0.0 0 .02 .3
NO Zero 11-Jan-2026 00:46:00 01:07:00 0.32 0 .32 3
NO2 Zero 11-Jan-2026 00:46:00 01:07:00 0.114 0 .11 3
NOX Zero 11-Jan-2026 00:46:00 01:07:00 0.43 0 .43 3
O3 O3_Prec O3_Prec 11-Jan-2026 04:30:00 04:51:00 0.064 0.064 0.00
O3_Span O3_Span 11-Jan-2026 04:00:00 04:21:00 0.390 0.394 0.00
LN O3 Zero Zero 11-Jan-2026 00:46:00 01:07:00 0.000 0 0.00
M7 NO NOX_Span NOX_Span 11-Jan-2026 04:00:00 04:21:00 376.50 390 -13.5 39.3
Zero Zero 11-Jan-2026 00:46:00 01:07:00 0.11 0 .11 3
NO2 Zero 11-Jan-2026 00:46:00 01:07:00 0.000 0 0.00 3
NOX NOX_Span NOX_Span 11-Jan-2026 04:00:00 04:21:00 408.70 416 -7.3 40.9
Zero Zero 11-Jan-2026 00:46:00 01:07:00 0.11 0 .11 3
O3 Zero 11-Jan-2026 00:46:00 01:07:00 -0.001 0 0.00
NR CO Zero 11-Jan-2026 00:46:00 01:07:00 -0.1 0 -.18 .3
NO NOX_Span NOX_Span 11-Jan-2026 04:00:00 04:21:00 387.70 394 -6.3 41.1
Zero Zero 11-Jan-2026 00:46:00 01:07:00 -0.09 0 -.09 3
NO2 Zero 11-Jan-2026 00:46:00 01:07:00 0.142 0 .14 3
NOX NOX_Span NOX_Span 11-Jan-2026 04:00:00 04:21:00 408.10 414 -5.9 41.7
Zero Zero 11-Jan-2026 00:46:00 01:07:00 0.06 0 .06 3
O3 Zero 11-Jan-2026 00:46:00 01:07:00 0.000 0 0.00
RP CO Zero 11-Jan-2026 00:46:00 01:07:00 -0.1 0 -.15 .3
NO Zero 11-Jan-2026 00:46:00 01:07:00 0.52 0 .52 3
NO2 Zero 11-Jan-2026 00:46:00 01:07:00 -0.002 0 0.00 3
NOX Zero 11-Jan-2026 00:46:00 01:07:00 0.52 0 .52 3
O3 O3_Prec O3_Prec 11-Jan-2026 04:30:00 04:51:00 0.065 0.063 0.00
O3_Span O3_Span 11-Jan-2026 04:00:00 04:21:00 0.402 0.393 .01
Zero Zero 11-Jan-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 11-Jan-2026 00:46:00 01:07:00 0.286 0 .29 3
RS NO2TRACE ZERO ZERO 11-Jan-2026 00:46:00 01:07:00 -0.050 0 -.05 3
NOTRACE ZERO 11-Jan-2026 00:46:00 01:07:00 0.1 0 .05 3
NOXTRACE ZERO 11-Jan-2026 00:46:00 01:07:00 0.0 0 0.00 3
SF NO NOX_Span NOX_Span 11-Jan-2026 04:00:00 04:21:00 380.50 378 2.5 46.2
Zero Zero 11-Jan-2026 00:46:00 01:07:00 0.04 0 .04 3
NO2 Zero 11-Jan-2026 00:46:00 01:07:00 0.112 0 .11 3
NOX NOX_Span NOX_Span 11-Jan-2026 04:00:00 04:21:00 395.80 395 .8 45.9
Zero Zero 11-Jan-2026 00:46:00 01:07:00 0.16 0 .16 3
O3 Zero 11-Jan-2026 00:46:00 01:07:00 0.000 0 0.00
SM NO Zero Zero 11-Jan-2026 00:46:00 01:07:00 0.09 0 .09 3
NO2 Zero 11-Jan-2026 00:46:00 01:07:00 0.014 0 .01 3
NOX Zero 11-Jan-2026 00:46:00 01:07:00 0.11 0 .11 3
O3 O3_Prec O3_Prec 11-Jan-2026 04:30:00 04:51:00 0.066 0.064 0.00
O3_Span O3_Span 11-Jan-2026 04:00:00 04:21:00 0.394 0.39 0.00
Zero Zero 11-Jan-2026 00:46:00 01:07:00 -0.002 0 0.00
UT CO CO_Prec CO_Prec 11-Jan-2026 04:30:00 04:51:00 4.3 4 .34 .4
CO_Span CO_Span 11-Jan-2026 04:00:00 04:21:00 39.8 39.3 .57 4.1
Zero Zero 11-Jan-2026 00:46:00 01:07:00 0.3 * 0 .33 .3
NO Zero 11-Jan-2026 00:46:00 01:07:00 0.025 0 .03 3
NO2 Zero 11-Jan-2026 00:46:00 01:07:00 0.242 0 .24 3
NOX Zero 11-Jan-2026 00:46:00 01:07:00 0.267 0 .27 3
O3 Zero 11-Jan-2026 00:46:00 01:07:00 0.0 0 0.00
SO2 Zero 11-Jan-2026 00:46:00 01:07:00 0.084 0 .08 3
V4 NO Zero 11-Jan-2026 00:46:00 01:07:00 0.22 0 .22 3
NO2 Zero 11-Jan-2026 00:46:00 01:07:00 -0.06 0 -.06 3
NOX Zero 11-Jan-2026 00:46:00 01:07:00 0.16 0 .16 3
O3 O3_Prec O3_Prec 11-Jan-2026 04:30:00 04:51:00 0.067 0.067 0.00
O3_Span O3_Span 11-Jan-2026 04:00:00 04:21:00 0.400 0.403 0.00
Zero Zero 11-Jan-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