Latest Calibration Reports

Today’s Report: calibrations2026-04-13.CSV

Site Parameter Sequence Phase Start Time End Time Value Expected Value Error Drift Warning Limit
BV NO Zero Zero 13-Apr-2026 00:46:00 01:07:00 -0.08 0 -.08 3
NO2 Zero 13-Apr-2026 00:46:00 01:07:00 -0.046 0 -.05 3
NOX Zero 13-Apr-2026 00:46:00 01:07:00 -0.13 0 -.13 3
O3 Zero 13-Apr-2026 00:46:00 01:07:00 -0.001 0 0.00
CV CO Zero 13-Apr-2026 00:46:00 01:07:00 0.0 0 .05 .3
NO Zero 13-Apr-2026 00:46:00 01:07:00 -0.01 0 -.01 3
NO2 Zero 13-Apr-2026 00:46:00 01:07:00 -0.133 0 -.13 3
NOX Zero 13-Apr-2026 00:46:00 01:07:00 -0.14 0 -.14 3
O3 Zero 13-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 SO2_Prec SO2_Prec 13-Apr-2026 04:30:00 04:50:00 67.520 * 66.5 1.02
SO2_Span SO2_Span 13-Apr-2026 04:00:00 04:20:00 413.100 * 411 2.1
Zero Zero 13-Apr-2026 00:46:00 01:07:00 0.312 0 .31 3
ED NO Zero 13-Apr-2026 00:46:00 01:07:00 -0.08 0 -.08 3
NO2 Zero 13-Apr-2026 00:46:00 01:07:00 -0.021 0 -.02 3
NOX Zero 13-Apr-2026 00:46:00 01:07:00 -0.10 0 -.1 3
O3 Zero 13-Apr-2026 00:46:00 01:07:00 -0.001 0 0.00
EN NO NOX_Span NOX_Span 13-Apr-2026 04:00:00 04:21:00 395.10 401 -5.9 42.9
Zero Zero 13-Apr-2026 00:46:00 01:07:00 -0.14 0 -.14 3
NO2 Zero 13-Apr-2026 00:46:00 01:07:00 0.061 0 .06 3
NOX NOX_Span NOX_Span 13-Apr-2026 04:00:00 04:21:00 434.80 430 4.8 43.2
Zero Zero 13-Apr-2026 00:46:00 01:07:00 -0.08 0 -.08 3
O3 Zero 13-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
H3 NO NOX_Span NOX_Span 13-Apr-2026 04:00:00 04:21:00 379.10 389 -9.9 41.2
Zero Zero 13-Apr-2026 00:46:00 01:07:00 -0.08 0 -.08 3
NO2 Zero 13-Apr-2026 00:46:00 01:07:00 0.074 0 .07 3
NOX NOX_Span NOX_Span 13-Apr-2026 04:00:00 04:21:00 386.90 391 -4.1 41.2
Zero Zero 13-Apr-2026 00:46:00 01:07:00 -0.01 0 -.01 3
O3 Zero 13-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
HC NO Zero 13-Apr-2026 00:46:00 01:07:00 0.09 0 .09 3
NO2 Zero 13-Apr-2026 00:46:00 01:07:00 -0.393 0 -.39 3
NOX Zero 13-Apr-2026 00:46:00 01:07:00 -0.30 0 -.3 3
O3 Zero 13-Apr-2026 00:46:00 01:07:00 -0.001 0 0.00
HV CO CO_Prec CO_Prec 13-Apr-2026 04:30:00 04:51:00 4.0 4 .08 .4
CO_Span CO_Span 13-Apr-2026 04:00:00 04:21:00 40.1 40 .15 3.9
Zero Zero 13-Apr-2026 00:46:00 01:07:00 0.0 0 .08 .3
NO Zero 13-Apr-2026 00:46:00 01:07:00 -0.11 0 -.11 3
NO2 Zero 13-Apr-2026 00:46:00 01:07:00 0.003 0 0.00 3
NOX Zero 13-Apr-2026 00:46:00 01:07:00 -0.10 0 -.1 3
O3 Zero 13-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
HW CO CO_Prec CO_Prec 13-Apr-2026 05:30:00 05:51:00 2.2 * 2.031 .18 .1
CO_Span CO_Span 13-Apr-2026 05:00:00 05:21:00 8.2 * 8.09 .15
Zero Zero 13-Apr-2026 00:46:00 01:07:00 0.1 0 .16 .3
DIFF NOY_Zero NOY_Zero 13-Apr-2026 02:00:00 02:35:00 0.0 0 .01 3
N500NO Zero Zero 13-Apr-2026 00:46:00 01:07:00 -0.118 0 -.12 3
N500NO2 Zero 13-Apr-2026 00:46:00 01:07:00 0.045 0 .05 3
N500NOX Zero 13-Apr-2026 00:46:00 01:07:00 -0.074 * 0 -.07
NO Zero 13-Apr-2026 00:46:00 01:07:00 -0.06 0 -.06 3
NO2 Zero 13-Apr-2026 00:46:00 01:07:00 0.045 0 .05 3
NOX Zero 13-Apr-2026 00:46:00 01:07:00 -0.02 0 -.02 3
NOY NOY_Zero NOY_Zero 13-Apr-2026 02:00:00 02:35:00 0.0 0 0.00 3
O3 Zero Zero 13-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
SO2TRACE Zero 13-Apr-2026 00:46:00 01:07:00 0.742 0 .74 3
YNO NOY_Zero NOY_Zero 13-Apr-2026 02:00:00 02:35:00 0.0 0 -.01 3
LN CO CO_Prec CO_Prec 13-Apr-2026 04:30:00 04:51:00 3.9 3.9 .09 .4
CO_Span CO_Span 13-Apr-2026 04:00:00 04:21:00 43.1 43.1 .04 4.2
Zero Zero 13-Apr-2026 00:46:00 01:07:00 0.0 0 .07 .3
NO Zero 13-Apr-2026 00:46:00 01:07:00 -0.01 0 -.01 3
NO2 Zero 13-Apr-2026 00:46:00 01:07:00 -0.154 0 -.15 3
NOX Zero 13-Apr-2026 00:46:00 01:07:00 -0.16 0 -.16 3
O3 Zero 13-Apr-2026 00:46:00 01:07:00 -0.001 0 0.00
M7 NO Zero 13-Apr-2026 00:46:00 01:07:00 0.01 0 .01 3
NO2 Zero 13-Apr-2026 00:46:00 01:07:00 -0.008 0 -.01 3
NOX Zero 13-Apr-2026 00:46:00 01:07:00 0.01 0 .01 3
M7 O3 Zero Zero 13-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
NR CO Zero 13-Apr-2026 00:46:00 01:07:00 -0.1 0 -.12 .3
NO Zero 13-Apr-2026 00:46:00 01:07:00 0.01 0 .01 3
NO2 NO2_Prec NO2_Prec 13-Apr-2026 04:31:00 04:57:00 72.390 71 1.39 10.8
NO2_Span NO2_Span 13-Apr-2026 04:00:00 04:26:00 264.900 262 2.9 29.7
Zero Zero 13-Apr-2026 00:46:00 01:07:00 -0.120 0 -.12 3
NOX Zero 13-Apr-2026 00:46:00 01:07:00 -0.11 0 -.11 3
O3 Zero 13-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
P2 NO Zero 13-Apr-2026 00:46:00 01:07:00 1.46 0 1.46 3
NO2 Zero 13-Apr-2026 00:46:00 01:07:00 -0.643 0 -.64 3
NOX Zero 13-Apr-2026 00:46:00 01:07:00 0.81 0 .81 3
O3 Zero 13-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
RP CO Zero 13-Apr-2026 00:46:00 01:07:00 -0.1 0 -.11 .3
NO Zero 13-Apr-2026 00:46:00 01:07:00 0.38 0 .38 3
NO2 NO2_Prec NO2_Prec 13-Apr-2026 04:30:00 04:51:00 64.440 65 -.56 9.9
NO2_Span NO2_Span 13-Apr-2026 04:00:00 04:21:00 240.600 250 -9.4 24.5
Zero Zero 13-Apr-2026 00:46:00 01:07:00 -0.142 0 -.14 3
NOX Zero 13-Apr-2026 00:46:00 01:07:00 0.23 0 .23 3
O3 Zero 13-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 13-Apr-2026 00:46:00 01:07:00 0.639 0 .64 3
RS NO2TRACE ZERO ZERO 13-Apr-2026 00:46:00 01:07:00 -0.122 0 -.12 3
NOTRACE ZERO 13-Apr-2026 00:46:00 01:07:00 0.0 0 -.03 3
NOXTRACE ZERO 13-Apr-2026 00:46:00 01:07:00 -0.2 0 -.16 3
SF NO Zero Zero 13-Apr-2026 00:46:00 01:07:00 -0.07 0 -.07 3
NO2 Zero 13-Apr-2026 00:46:00 01:07:00 0.057 0 .06 3
NOX Zero 13-Apr-2026 00:46:00 01:07:00 -0.01 0 -.01 3
O3 Zero 13-Apr-2026 00:46:00 01:07:00 -0.001 0 0.00
SM NO Zero 13-Apr-2026 00:46:00 01:07:00 0.08 0 .08 3
NO2 Zero 13-Apr-2026 00:46:00 01:07:00 -0.139 0 -.14 3
NOX Zero 13-Apr-2026 00:46:00 01:07:00 -0.06 0 -.06 3
O3 Zero 13-Apr-2026 00:46:00 01:07:00 -0.001 0 0.00
UT CO Zero Zero 13-Apr-2026 00:46:00 01:07:00 0.0 0 .05 .3
NO Zero 13-Apr-2026 00:46:00 01:07:00 -0.014 0 -.01 3
NO2 Zero 13-Apr-2026 00:46:00 01:07:00 -0.036 0 -.04 3
NOX Zero 13-Apr-2026 00:46:00 01:07:00 -0.050 0 -.05 3
O3 Zero 13-Apr-2026 00:46:00 01:07:00 0.0 0 0.00
SO2 SO2_Prec SO2_Prec 13-Apr-2026 04:30:00 04:51:00 61.540 60 1.54 6.2
SO2_Span SO2_Span 13-Apr-2026 04:00:00 04:21:00 386.100 384 2.1 37
Zero Zero 13-Apr-2026 00:46:00 01:07:00 0.571 0 .57 3
V4 NO Zero 13-Apr-2026 00:46:00 01:07:00 0.07 0 .07 3
NO2 Zero 13-Apr-2026 00:46:00 01:07:00 -0.11 0 -.11 3
NOX Zero 13-Apr-2026 00:46:00 01:07:00 -0.03 0 -.03 3
O3 Zero 13-Apr-2026 00:46:00 01:07:00 -0.001 0 0.00
* - Drift limit exceeded
** - Out of control limit exceeded

Yesterday’s Report: calibrations2026-04-12.CSV

Site Parameter Sequence Phase Start Time End Time Value Expected Value Error Drift Warning Limit
BV NO NOX_Span NOX_Span 12-Apr-2026 04:00:00 04:20:00 380.30 386 -5.7 41.5
Zero Zero 12-Apr-2026 00:46:00 01:07:00 -0.09 0 -.09 3
NO2 Zero 12-Apr-2026 00:46:00 01:07:00 -0.038 0 -.04 3
NOX NOX_Span NOX_Span 12-Apr-2026 04:00:00 04:20:00 389.90 392 -2.1 41.8
Zero Zero 12-Apr-2026 00:46:00 01:07:00 -0.13 0 -.13 3
O3 Zero 12-Apr-2026 00:46:00 01:07:00 -0.001 0 0.00
CV CO Zero 12-Apr-2026 00:46:00 01:07:00 0.0 0 .06 .3
NO NOX_Span NOX_Span 12-Apr-2026 04:00:00 04:21:00 343.70 363.6 -19.9 42.5
Zero Zero 12-Apr-2026 00:46:00 01:07:00 0.00 0 0.00 3
NO2 Zero 12-Apr-2026 00:46:00 01:07:00 -0.091 0 -.09 3
NOX NOX_Span NOX_Span 12-Apr-2026 04:00:00 04:21:00 349.50 360 -10.5 42.5
Zero Zero 12-Apr-2026 00:46:00 01:07:00 -0.09 0 -.09 3
O3 Zero 12-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 12-Apr-2026 00:46:00 01:07:00 0.424 0 .42 3
ED NO NOX_Span NOX_Span 12-Apr-2026 04:00:00 04:21:00 394.90 400 -5.1 41.9
Zero Zero 12-Apr-2026 00:46:00 01:07:00 0.14 0 .14 3
NO2 Zero 12-Apr-2026 00:46:00 01:07:00 -0.013 0 -.01 3
NOX NOX_Span NOX_Span 12-Apr-2026 04:00:00 04:21:00 406.40 409 -2.6 41.9
Zero Zero 12-Apr-2026 00:46:00 01:07:00 0.13 0 .13 3
O3 Zero 12-Apr-2026 00:46:00 01:07:00 -0.001 0 0.00
EN NO Zero 12-Apr-2026 00:46:00 01:07:00 -0.22 0 -.22 3
NO2 NO2_Prec NO2_Prec 12-Apr-2026 04:36:00 04:57:00 69.070 77 -7.93 10.5
NO2_Span NO2_Span 12-Apr-2026 04:00:00 04:21:00 282.700 282 .7 27.8
Zero Zero 12-Apr-2026 00:46:00 01:07:00 -0.050 0 -.05 3
NOX Zero 12-Apr-2026 00:46:00 01:07:00 -0.27 0 -.27 3
O3 Zero 12-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
H3 NO Zero 12-Apr-2026 00:46:00 01:07:00 0.01 0 .01 3
NO2 NO2_Prec NO2_Prec 12-Apr-2026 04:30:00 04:51:00 67.310 65 2.31 9.9
NO2_Span NO2_Span 12-Apr-2026 04:00:00 04:20:00 244.500 238.5 6 28.2
Zero Zero 12-Apr-2026 00:46:00 01:07:00 0.001 0 0.00 3
NOX Zero 12-Apr-2026 00:46:00 01:07:00 0.01 0 .01 3
O3 Zero 12-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
HC NO Zero Zero 12-Apr-2026 00:46:00 01:07:00 0.11 0 .11 3
NO2 Zero 12-Apr-2026 00:46:00 01:07:00 -0.451 0 -.45 3
NOX Zero 12-Apr-2026 00:46:00 01:07:00 -0.35 0 -.35 3
O3 Zero 12-Apr-2026 00:46:00 01:07:00 -0.001 0 0.00
HV CO Zero 12-Apr-2026 00:46:00 01:07:00 0.0 0 .09 .3
NO Zero 12-Apr-2026 00:46:00 01:07:00 0.05 0 .05 3
NO2 NO2_Prec NO2_Prec 12-Apr-2026 04:30:00 04:51:00 78.950 77 1.95 10.5
NO2_Span NO2_Span 12-Apr-2026 04:00:00 04:21:00 265.400 269 -3.6 25.6
Zero Zero 12-Apr-2026 00:46:00 01:07:00 -0.071 0 -.07 3
NOX Zero 12-Apr-2026 00:46:00 01:07:00 -0.02 0 -.02 3
O3 Zero 12-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
HW CO Zero 12-Apr-2026 00:46:00 01:07:00 0.1 0 .12 .3
DIFF NOY_Zero NOY_Zero 12-Apr-2026 02:00:00 02:35:00 0.4 0 .37 3
N500NO Zero Zero 12-Apr-2026 00:46:00 01:07:00 -0.165 0 -.17 3
N500NO2 Zero 12-Apr-2026 00:46:00 01:07:00 0.091 0 .09 3
N500NOX Zero 12-Apr-2026 00:46:00 01:07:00 -0.075 * 0 -.08
NO NOX_Span NOX_Span 12-Apr-2026 04:00:00 04:21:00 436.10 441.4 -5.3 44.5
Zero Zero 12-Apr-2026 00:46:00 01:07:00 0.04 0 .04 3
NO2 Zero 12-Apr-2026 00:46:00 01:07:00 0.071 0 .07 3
NOX NOX_Span NOX_Span 12-Apr-2026 04:00:00 04:21:00 445.60 446.6 -1 44.1
Zero Zero 12-Apr-2026 00:46:00 01:07:00 0.11 0 .11 3
NOY NOY_Zero NOY_Zero 12-Apr-2026 02:00:00 02:35:00 0.3 0 .34 3
O3 Zero Zero 12-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
SO2TRACE Zero 12-Apr-2026 00:46:00 01:07:00 0.800 0 .8 3
YNO NOY_Zero NOY_Zero 12-Apr-2026 02:00:00 02:35:00 0.0 0 -.03 3
LN CO Zero Zero 12-Apr-2026 00:46:00 01:07:00 0.0 0 .08 .3
NO Zero 12-Apr-2026 00:46:00 01:07:00 0.09 0 .09 3
NO2 Zero 12-Apr-2026 00:46:00 01:07:00 -0.174 0 -.17 3
NOX Zero 12-Apr-2026 00:46:00 01:07:00 -0.08 0 -.08 3
O3 O3_Prec O3_Prec 12-Apr-2026 04:30:00 04:51:00 0.063 0.064 0.00
O3_Span O3_Span 12-Apr-2026 04:00:00 04:21:00 0.396 0.394 0.00
LN O3 Zero Zero 12-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
M7 NO NOX_Span NOX_Span 12-Apr-2026 04:00:00 04:21:00 397.10 385 12.1 39.3
Zero Zero 12-Apr-2026 00:46:00 01:07:00 -0.03 0 -.03 3
NO2 Zero 12-Apr-2026 00:46:00 01:07:00 -0.026 0 -.03 3
NOX NOX_Span NOX_Span 12-Apr-2026 04:00:00 04:21:00 396.80 394 2.8 40.9
Zero Zero 12-Apr-2026 00:46:00 01:07:00 -0.06 0 -.06 3
O3 Zero 12-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
NR CO Zero 12-Apr-2026 00:46:00 01:07:00 -0.1 0 -.1 .3
NO NOX_Span NOX_Span 12-Apr-2026 04:00:00 04:21:00 391.00 400 -9 41.1
Zero Zero 12-Apr-2026 00:46:00 01:07:00 0.01 0 .01 3
NO2 Zero 12-Apr-2026 00:46:00 01:07:00 -0.049 0 -.05 3
NOX NOX_Span NOX_Span 12-Apr-2026 04:00:00 04:21:00 410.30 414 -3.7 41.7
Zero Zero 12-Apr-2026 00:46:00 01:07:00 -0.04 0 -.04 3
O3 Zero 12-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
P2 NO Zero 12-Apr-2026 00:46:00 01:07:00 1.44 0 1.44 3
NO2 Zero 12-Apr-2026 00:46:00 01:07:00 -0.692 0 -.69 3
NOX Zero 12-Apr-2026 00:46:00 01:07:00 0.75 0 .75 3
O3 Zero 12-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
RP CO Zero 12-Apr-2026 00:46:00 01:07:00 -0.1 0 -.11 .3
NO Zero 12-Apr-2026 00:46:00 01:07:00 0.31 0 .31 3
NO2 Zero 12-Apr-2026 00:46:00 01:07:00 -0.083 0 -.08 3
NOX Zero 12-Apr-2026 00:46:00 01:07:00 0.23 0 .23 3
O3 O3_Prec O3_Prec 12-Apr-2026 04:30:00 04:51:00 0.064 0.064 0.00
O3_Span O3_Span 12-Apr-2026 04:00:00 04:21:00 0.400 0.399 0.00
Zero Zero 12-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 12-Apr-2026 00:46:00 01:07:00 0.907 0 .91 3
RS NO2TRACE ZERO ZERO 12-Apr-2026 00:46:00 01:07:00 -0.097 0 -.1 3
NOTRACE ZERO 12-Apr-2026 00:46:00 01:07:00 0.1 0 .06 3
NOXTRACE ZERO 12-Apr-2026 00:46:00 01:07:00 0.0 0 -.04 3
SF NO NOX_Span NOX_Span 12-Apr-2026 04:00:00 04:21:00 378.70 378 .7 46.2
Zero Zero 12-Apr-2026 00:46:00 01:07:00 -0.05 0 -.05 3
SF NO2 Zero Zero 12-Apr-2026 00:46:00 01:07:00 -0.021 0 -.02 3
NOX NOX_Span NOX_Span 12-Apr-2026 04:00:00 04:21:00 394.20 395 -.8 45.9
Zero Zero 12-Apr-2026 00:46:00 01:07:00 -0.07 0 -.07 3
O3 Zero 12-Apr-2026 00:46:00 01:07:00 -0.001 0 0.00
SM NO Zero 12-Apr-2026 00:46:00 01:07:00 0.14 0 .14 3
NO2 Zero 12-Apr-2026 00:46:00 01:07:00 -0.056 0 -.06 3
NOX Zero 12-Apr-2026 00:46:00 01:07:00 0.09 0 .09 3
O3 O3_Prec O3_Prec 12-Apr-2026 04:30:00 04:51:00 0.063 0.06338 0.00
O3_Span O3_Span 12-Apr-2026 04:00:00 04:21:00 0.393 0.3972 0.00
Zero Zero 12-Apr-2026 00:46:00 01:07:00 -0.002 0 0.00
UT CO CO_Prec CO_Prec 12-Apr-2026 04:30:00 04:51:00 4.1 4 .1 .4
CO_Span CO_Span 12-Apr-2026 04:00:00 04:21:00 39.5 39.3 .2 4.1
Zero Zero 12-Apr-2026 00:46:00 01:07:00 0.0 0 .06 .3
NO Zero 12-Apr-2026 00:46:00 01:07:00 0.019 0 .02 3
NO2 Zero 12-Apr-2026 00:46:00 01:07:00 0.026 0 .03 3
NOX Zero 12-Apr-2026 00:46:00 01:07:00 0.045 0 .05 3
O3 Zero 12-Apr-2026 00:46:00 01:07:00 0.0 0 0.00
SO2 Zero 12-Apr-2026 00:46:00 01:07:00 0.618 0 .62 3
V4 NO Zero 12-Apr-2026 00:46:00 01:07:00 0.21 0 .21 3
NO2 Zero 12-Apr-2026 00:46:00 01:07:00 -0.09 0 -.09 3
NOX Zero 12-Apr-2026 00:46:00 01:07:00 0.12 0 .12 3
O3 O3_Prec O3_Prec 12-Apr-2026 04:30:00 04:51:00 0.067 0.067 0.00
O3_Span O3_Span 12-Apr-2026 04:00:00 04:21:00 0.400 0.403 0.00
Zero Zero 12-Apr-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