Latest Calibration Reports

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

Yesterday’s Report: calibrations2026-08-29.CSV

Site Parameter Sequence Phase Start Time End Time Value Expected Value Error Drift Warning Limit
BV NO Zero Zero 29-Aug-2026 00:46:00 01:07:00 0.03 0 .03 3
NO2 NO2_Prec NO2_Prec 29-Aug-2026 04:30:00 04:51:00 74.380 73 1.38 10.4
NO2_Span NO2_Span 29-Aug-2026 04:00:00 04:21:00 271.700 * 260 11.7
Zero Zero 29-Aug-2026 00:46:00 01:07:00 -0.010 0 -.01 3
NOX Zero 29-Aug-2026 00:46:00 01:07:00 0.02 0 .02 3
O3 Zero 29-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
CV CO Zero 29-Aug-2026 00:46:00 01:07:00 0.0 0 .04 .3
NO Zero 29-Aug-2026 00:46:00 01:07:00 -0.03 0 -.03 3
NO2 NO2_Prec NO2_Prec 29-Aug-2026 04:30:00 04:51:00 68.200 65 3.2 11.4
NO2_Span NO2_Span 29-Aug-2026 04:00:00 04:21:00 277.800 * 241 36.8 34.1
NO2_Span 29-Aug-2026 05:46:00 06:07:00 248.600 241 7.6 34.1
Zero Zero 29-Aug-2026 00:46:00 01:07:00 -0.115 0 -.12 3
NOX Zero 29-Aug-2026 00:46:00 01:07:00 -0.14 0 -.14 3
O3 Zero 29-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 29-Aug-2026 00:46:00 01:07:00 0.257 0 .26 3
ED NO Zero 29-Aug-2026 00:46:00 01:07:00 -0.05 0 -.05 3
NO2 NO2_Prec NO2_Prec 29-Aug-2026 04:35:00 04:56:00 71.980 70 1.98 10.2
NO2_Span NO2_Span 29-Aug-2026 04:00:00 04:21:00 255.800 259 -3.2 21.1
Zero Zero 29-Aug-2026 00:46:00 01:07:00 -0.008 0 -.01 3
NOX Zero 29-Aug-2026 00:46:00 01:07:00 -0.06 0 -.06 3
O3 Zero 29-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
EN NO Zero 29-Aug-2026 00:46:00 01:07:00 -0.20 0 -.2 3
NO2 Zero 29-Aug-2026 00:46:00 01:07:00 0.113 0 .11 3
NOX Zero 29-Aug-2026 00:46:00 01:07:00 -0.09 0 -.09 3
O3 O3_Prec O3_Prec 29-Aug-2026 04:30:00 04:51:00 0.060 0.061 0.00
O3_Span O3_Span 29-Aug-2026 04:00:00 04:21:00 0.397 0.403 -.01
Zero Zero 29-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
H3 NO Zero 29-Aug-2026 00:46:00 01:07:00 -0.08 0 -.08 3
NO2 Zero 29-Aug-2026 00:46:00 01:07:00 0.147 0 .15 3
NOX Zero 29-Aug-2026 00:46:00 01:07:00 0.07 0 .07 3
O3 O3_Prec O3_Prec 29-Aug-2026 04:30:00 04:50:00 0.063 0.065 0.00
O3_Span O3_Span 29-Aug-2026 04:00:00 04:21:00 0.398 0.405 -.01
H3 O3 Zero Zero 29-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
HC NO Zero 29-Aug-2026 00:46:00 01:07:00 0.19 0 .19 3
NO2 Zero 29-Aug-2026 00:46:00 01:07:00 -0.374 0 -.37 3
NOX Zero 29-Aug-2026 00:46:00 01:07:00 -0.18 0 -.18 3
O3 Zero 29-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
HV CO Zero 29-Aug-2026 00:46:00 01:07:00 0.0 0 .08 .3
NO NOX_Span NOX_Span 29-Aug-2026 04:00:00 04:20:00 349.30 369 -19.7 42.2
Zero Zero 29-Aug-2026 00:46:00 01:07:00 0.00 0 0.00 3
NO2 Zero 29-Aug-2026 00:46:00 01:07:00 0.247 0 .25 3
NOX NOX_Span NOX_Span 29-Aug-2026 04:00:00 04:20:00 375.80 384 -8.2 43
Zero Zero 29-Aug-2026 00:46:00 01:07:00 0.25 0 .25 3
O3 Zero 29-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
HW CO Zero 29-Aug-2026 00:46:00 01:07:00 0.0 0 -.04 .3
DIFF NOY_Zero NOY_Zero 29-Aug-2026 02:00:00 02:35:00 0.1 0 .09 3
N500NO Zero Zero 29-Aug-2026 00:46:00 01:07:00 0.140 0 .14 3
N500NO2 Zero 29-Aug-2026 00:46:00 01:07:00 0.385 0 .39 3
N500NOX Zero 29-Aug-2026 00:46:00 01:07:00 0.525 * 0 .53
NO Zero 29-Aug-2026 00:46:00 01:07:00 0.08 0 .08 3
NO2 NO2_Prec NO2_Prec 29-Aug-2026 04:30:00 04:51:00 65.870 68.5 -2.63 11.1
NO2_Span NO2_Span 29-Aug-2026 04:00:00 04:21:00 260.600 267.3 -6.7 29
Zero Zero 29-Aug-2026 00:46:00 01:07:00 -0.004 0 0.00 3
NOX Zero 29-Aug-2026 00:46:00 01:07:00 0.08 0 .08 3
NOY NOY_Zero NOY_Zero 29-Aug-2026 02:00:00 02:35:00 0.0 0 .05 3
O3 Zero Zero 29-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
SO2TRACE Zero 29-Aug-2026 00:46:00 01:07:00 0.626 0 .63 3
YNO NOY_Zero NOY_Zero 29-Aug-2026 02:00:00 02:35:00 0.0 0 -.04 3
LN CO Zero Zero 29-Aug-2026 00:46:00 01:07:00 0.1 0 .13 .3
NO NOX_Span NOX_Span 29-Aug-2026 04:00:00 04:21:00 416.40 428 -11.6 43.4
Zero Zero 29-Aug-2026 00:46:00 01:07:00 -0.13 0 -.13 3
NO2 Zero 29-Aug-2026 00:46:00 01:07:00 0.011 0 .01 3
NOX NOX_Span NOX_Span 29-Aug-2026 04:00:00 04:21:00 430.30 431.8 -1.5 44.1
LN NOX Zero Zero 29-Aug-2026 00:46:00 01:07:00 -0.12 0 -.12 3
O3 Zero 29-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
M7 NO Zero 29-Aug-2026 00:46:00 01:07:00 0.11 0 .11 3
NO2 Zero 29-Aug-2026 00:46:00 01:07:00 -0.076 0 -.08 3
NOX Zero 29-Aug-2026 00:46:00 01:07:00 0.04 0 .04 3
O3 O3_Prec O3_Prec 29-Aug-2026 04:30:00 04:51:00 0.072 0.0728 0.00
O3_Span O3_Span 29-Aug-2026 04:00:00 04:21:00 0.418 0.409 .01 .4
Zero Zero 29-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
NR CO CO_Prec CO_Prec 29-Aug-2026 04:30:00 04:51:00 3.5 3.6 -.03 .4
CO_Span CO_Span 29-Aug-2026 04:00:00 04:21:00 38.5 39.7 -1.2 3.8
Zero Zero 29-Aug-2026 00:46:00 01:07:00 -0.2 0 -.26 .3
NO Zero 29-Aug-2026 00:46:00 01:07:00 0.01 0 .01 3
NO2 Zero 29-Aug-2026 00:46:00 01:07:00 0.072 0 .07 3
NOX Zero 29-Aug-2026 00:46:00 01:07:00 0.08 0 .08 3
O3 Zero 29-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
P2 NO NOX_Span NOX_Span 29-Aug-2026 04:00:00 04:20:00 1.92 * 372 -370.09 42
NOX_Span 29-Aug-2026 06:07:00 06:27:00 1.92 * 372 -370.09 42
Zero Zero 29-Aug-2026 00:46:00 01:07:00 1.92 0 1.92 3
Zero 29-Aug-2026 02:46:00 03:07:00 1.92 0 1.92 3
Zero 29-Aug-2026 05:46:00 06:07:00 1.92 0 1.92 3
NO2 Zero 29-Aug-2026 00:46:00 01:07:00 1.295 0 1.3 3
Zero 29-Aug-2026 02:46:00 03:07:00 1.295 0 1.3 3
Zero 29-Aug-2026 05:46:00 06:07:00 1.295 0 1.3 3
NOX NOX_Span NOX_Span 29-Aug-2026 04:00:00 04:20:00 3.21 * 379 -375.79 42
NOX_Span 29-Aug-2026 06:07:00 06:27:00 3.21 * 379 -375.79 42
Zero Zero 29-Aug-2026 00:46:00 01:07:00 3.21 * 0 3.21 3
Zero 29-Aug-2026 02:46:00 03:07:00 3.21 * 0 3.21 3
Zero 29-Aug-2026 05:46:00 06:07:00 3.21 * 0 3.21 3
O3 Zero 29-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
Zero 29-Aug-2026 02:46:00 03:07:00 0.000 0 0.00
Zero 29-Aug-2026 05:46:00 06:07:00 0.000 0 0.00
RP CO Zero Zero 29-Aug-2026 00:46:00 01:07:00 0.0 0 -.06 .3
NO Zero 29-Aug-2026 00:46:00 01:07:00 -0.06 0 -.06 3
NO2 Zero 29-Aug-2026 00:46:00 01:07:00 0.050 0 .05 3
NOX Zero 29-Aug-2026 00:46:00 01:07:00 -0.01 0 -.01 3
O3 Zero 29-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 SO2_Prec SO2_Prec 29-Aug-2026 04:35:00 05:05:00 62.750 65 -2.25 6.4
SO2_Span SO2_Span 29-Aug-2026 04:00:00 04:30:00 398.600 407 -8.4 40.5
Zero Zero 29-Aug-2026 00:46:00 01:07:00 0.121 0 .12 3
RS NO2TRACE ZERO ZERO 29-Aug-2026 00:46:00 01:07:00 -1.508 0 -1.51 3
NOTRACE NOX_Span NOX_Span 29-Aug-2026 04:00:00 04:21:00 385.0 395 -10 43.7
ZERO ZERO 29-Aug-2026 00:46:00 01:07:00 0.1 0 .13 3
NOXTRACE NOX_Span NOX_Span 29-Aug-2026 04:00:00 04:21:00 387.2 394 -6.8 43.1
ZERO ZERO 29-Aug-2026 00:46:00 01:07:00 -1.4 0 -1.37 3
SF NO Zero Zero 29-Aug-2026 00:46:00 01:07:00 -0.14 0 -.14 3
NO2 Zero 29-Aug-2026 00:46:00 01:07:00 0.184 0 .18 3
NOX Zero 29-Aug-2026 00:46:00 01:07:00 0.04 0 .04 3
O3 O3_Prec O3_Prec 29-Aug-2026 04:30:00 04:51:00 0.062 0.064 0.00
O3_Span O3_Span 29-Aug-2026 04:00:00 04:21:00 0.400 0.401 0.00
Zero Zero 29-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
SM NO NOX_Span NOX_Span 29-Aug-2026 04:00:00 04:21:00 380.30 387.3 -7 42.2
Zero Zero 29-Aug-2026 00:46:00 01:07:00 0.09 0 .09 3
NO2 Zero 29-Aug-2026 00:46:00 01:07:00 -0.001 0 0.00 3
NOX NOX_Span NOX_Span 29-Aug-2026 04:00:00 04:21:00 398.20 399.7 -1.5 43.2
Zero Zero 29-Aug-2026 00:46:00 01:07:00 0.09 0 .09 3
O3 Zero 29-Aug-2026 00:46:00 01:07:00 -0.001 0 0.00
UT CO Zero 29-Aug-2026 00:46:00 01:07:00 0.1 0 .12 .3
NO Zero 29-Aug-2026 00:46:00 01:07:00 -0.069 0 -.07 3
NO2 Zero 29-Aug-2026 00:46:00 01:07:00 0.006 0 .01 3
NOX Zero 29-Aug-2026 00:46:00 01:07:00 -0.063 0 -.06 3
O3 O3_Prec O3_Prec 29-Aug-2026 04:30:00 04:51:00 0.0 0.063 0.00 4.5
O3_Span O3_Span 29-Aug-2026 04:00:00 04:21:00 0.3 0.396 0.00 39.9
UT O3 Zero Zero 29-Aug-2026 00:46:00 01:07:00 0.0 0 0.00
SO2 Zero 29-Aug-2026 00:46:00 01:07:00 0.465 0 .47 3
V4 NO NOX_Span NOX_Span 29-Aug-2026 04:00:00 04:21:00 394.50 393 1.5 41.2
Zero Zero 29-Aug-2026 00:46:00 01:07:00 -0.09 0 -.09 3
NO2 Zero 29-Aug-2026 00:46:00 01:07:00 0.07 0 .07 3
NOX NOX_Span NOX_Span 29-Aug-2026 04:00:00 04:21:00 394.50 391 3.5 41.1
Zero Zero 29-Aug-2026 00:46:00 01:07:00 -0.02 0 -.02 3
O3 Zero 29-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
* - Drift limit exceeded
** - Out of control limit exceeded

First Report: calibrations2020-03-26.PDF