Latest Calibration Reports

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

Yesterday’s Report: calibrations2026-06-27.CSV

Site Parameter Sequence Phase Start Time End Time Value Expected Value Error Drift Warning Limit
BV NO Zero Zero 27-Jun-2026 00:46:00 01:07:00 0.02 0 .02 3
NO2 NO2_Prec NO2_Prec 27-Jun-2026 04:30:00 04:51:00 76.850 71 5.85 10.4
NO2_Span NO2_Span 27-Jun-2026 04:00:00 04:21:00 264.800 * 257 7.8
Zero Zero 27-Jun-2026 00:46:00 01:07:00 -0.031 0 -.03 3
NOX Zero 27-Jun-2026 00:46:00 01:07:00 -0.01 0 -.01 3
O3 Zero 27-Jun-2026 00:46:00 01:07:00 -0.001 0 0.00
CV CO Zero 27-Jun-2026 00:46:00 01:07:00 0.0 0 .05 .3
NO Zero 27-Jun-2026 00:46:00 01:07:00 -0.67 0 -.67 3
NO2 NO2_Prec NO2_Prec 27-Jun-2026 04:30:00 04:51:00 65.610 63 2.61 11.4
NO2_Span NO2_Span 27-Jun-2026 04:00:00 04:21:00 272.300 244 28.3 34.1
NO2_Span 27-Jun-2026 05:46:00 06:07:00 246.100 244 2.1 34.1
Zero Zero 27-Jun-2026 00:46:00 01:07:00 0.035 0 .04 3
NOX Zero 27-Jun-2026 00:46:00 01:07:00 -0.64 0 -.64 3
O3 Zero 27-Jun-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 27-Jun-2026 00:46:00 01:07:00 0.116 0 .12 3
ED NO Zero 27-Jun-2026 00:46:00 01:07:00 -0.05 0 -.05 3
NO2 NO2_Prec NO2_Prec 27-Jun-2026 04:35:00 04:56:00 71.390 70 1.39 10.2
NO2_Span NO2_Span 27-Jun-2026 04:00:00 04:21:00 255.100 259 -3.9 21.1
Zero Zero 27-Jun-2026 00:46:00 01:07:00 -0.030 0 -.03 3
NOX Zero 27-Jun-2026 00:46:00 01:07:00 -0.08 0 -.08 3
O3 Zero 27-Jun-2026 00:46:00 01:07:00 0.000 0 0.00
EN NO Zero 27-Jun-2026 00:46:00 01:07:00 -0.22 0 -.22 3
NO2 Zero 27-Jun-2026 00:46:00 01:07:00 0.087 0 .09 3
NOX Zero 27-Jun-2026 00:46:00 01:07:00 -0.13 0 -.13 3
O3 O3_Prec O3_Prec 27-Jun-2026 04:30:00 04:51:00 0.061 0.061 0.00
O3_Span O3_Span 27-Jun-2026 04:00:00 04:21:00 0.406 0.406 0.00
Zero Zero 27-Jun-2026 00:46:00 01:07:00 0.000 0 0.00
H3 NO Zero 27-Jun-2026 00:46:00 01:07:00 0.08 0 .08 3
NO2 Zero 27-Jun-2026 00:46:00 01:07:00 -0.011 0 -.01 3
NOX Zero 27-Jun-2026 00:46:00 01:07:00 0.07 0 .07 3
O3 O3_Prec O3_Prec 27-Jun-2026 04:30:00 04:50:00 0.063 0.065 0.00
O3_Span O3_Span 27-Jun-2026 04:00:00 04:21:00 0.399 0.405 -.01
H3 O3 Zero Zero 27-Jun-2026 00:46:00 01:07:00 0.000 0 0.00
HC NO Zero 27-Jun-2026 00:46:00 01:07:00 0.14 0 .14 3
NO2 Zero 27-Jun-2026 00:46:00 01:07:00 -0.462 0 -.46 3
NOX Zero 27-Jun-2026 00:46:00 01:07:00 -0.32 0 -.32 3
O3 Zero 27-Jun-2026 00:46:00 01:07:00 -0.001 0 0.00
HV CO Zero 27-Jun-2026 00:46:00 01:07:00 0.2 0 .23 .3
NO NOX_Span NOX_Span 27-Jun-2026 04:00:00 04:20:00 354.50 369 -14.5 42.2
Zero Zero 27-Jun-2026 00:46:00 01:07:00 -0.09 0 -.09 3
NO2 Zero 27-Jun-2026 00:46:00 01:07:00 0.200 0 .2 3
NOX NOX_Span NOX_Span 27-Jun-2026 04:00:00 04:20:00 380.80 384 -3.2 43
Zero Zero 27-Jun-2026 00:46:00 01:07:00 0.11 0 .11 3
O3 Zero 27-Jun-2026 00:46:00 01:07:00 0.000 0 0.00
HW CO Zero 27-Jun-2026 00:46:00 01:07:00 0.0 0 .03 .3
DIFF NOY_Zero NOY_Zero 27-Jun-2026 02:00:00 02:35:00 0.5 0 .51 3
N500NO Zero Zero 27-Jun-2026 00:46:00 01:07:00 0.147 0 .15 3
N500NO2 Zero 27-Jun-2026 00:46:00 01:07:00 0.191 0 .19 3
N500NOX Zero 27-Jun-2026 00:46:00 01:07:00 0.337 * 0 .34
NO Zero 27-Jun-2026 00:46:00 01:07:00 0.09 0 .09 3
NO2 NO2_Prec NO2_Prec 27-Jun-2026 04:30:00 04:51:00 66.230 68.5 -2.27 11.1
NO2_Span NO2_Span 27-Jun-2026 04:00:00 04:21:00 259.000 267.3 -8.3 29
Zero Zero 27-Jun-2026 00:46:00 01:07:00 0.013 0 .01 3
NOX Zero 27-Jun-2026 00:46:00 01:07:00 0.10 0 .1 3
NOY NOY_Zero NOY_Zero 27-Jun-2026 02:00:00 02:35:00 0.5 0 .49 3
O3 Zero Zero 27-Jun-2026 00:46:00 01:07:00 0.000 0 0.00
SO2TRACE Zero 27-Jun-2026 00:46:00 01:07:00 0.485 0 .49 3
YNO NOY_Zero NOY_Zero 27-Jun-2026 02:00:00 02:35:00 0.0 0 -.01 3
LN CO Zero Zero 27-Jun-2026 00:46:00 01:07:00 0.1 0 .17 .3
NO NOX_Span NOX_Span 27-Jun-2026 04:00:00 04:21:00 414.70 428 -13.3 43.4
Zero Zero 27-Jun-2026 00:46:00 01:07:00 -0.07 0 -.07 3
NO2 Zero 27-Jun-2026 00:46:00 01:07:00 -0.041 0 -.04 3
NOX NOX_Span NOX_Span 27-Jun-2026 04:00:00 04:21:00 429.50 431.8 -2.3 44.1
LN NOX Zero Zero 27-Jun-2026 00:46:00 01:07:00 -0.11 0 -.11 3
O3 Zero 27-Jun-2026 00:46:00 01:07:00 0.000 0 0.00
M7 NO Zero 27-Jun-2026 00:46:00 01:07:00 0.01 0 .01 3
NO2 Zero 27-Jun-2026 00:46:00 01:07:00 -0.005 0 -.01 3
NOX Zero 27-Jun-2026 00:46:00 01:07:00 0.00 0 0.00 3
O3 O3_Prec O3_Prec 27-Jun-2026 04:30:00 04:51:00 0.073 0.0728 0.00
O3_Span O3_Span 27-Jun-2026 04:00:00 04:21:00 0.420 0.409 .01 .4
Zero Zero 27-Jun-2026 00:46:00 01:07:00 0.000 0 0.00
NR CO CO_Prec CO_Prec 27-Jun-2026 04:30:00 04:51:00 3.8 3.6 .24 .4
CO_Span CO_Span 27-Jun-2026 04:00:00 04:21:00 39.1 39.7 -.56 3.8
Zero Zero 27-Jun-2026 00:46:00 01:07:00 0.0 0 .06 .3
NO Zero 27-Jun-2026 00:46:00 01:07:00 0.06 0 .06 3
NO2 Zero 27-Jun-2026 00:46:00 01:07:00 -0.047 0 -.05 3
NOX Zero 27-Jun-2026 00:46:00 01:07:00 0.01 0 .01 3
O3 Zero 27-Jun-2026 00:46:00 01:07:00 0.000 0 0.00
P2 NO NOX_Span NOX_Span 27-Jun-2026 04:00:00 04:20:00 0.95 * 378 -377.05 42
NOX_Span 27-Jun-2026 06:07:00 06:27:00 1.05 * 378 -376.95 42
Zero Zero 27-Jun-2026 00:46:00 01:07:00 0.81 0 .81 3
Zero 27-Jun-2026 02:46:00 03:07:00 0.85 0 .85 3
Zero 27-Jun-2026 05:46:00 06:07:00 1.02 0 1.02 3
NO2 Zero 27-Jun-2026 00:46:00 01:07:00 1.689 0 1.69 3
Zero 27-Jun-2026 02:46:00 03:07:00 0.456 0 .46 3
Zero 27-Jun-2026 05:46:00 06:07:00 2.852 0 2.85 3
NOX NOX_Span NOX_Span 27-Jun-2026 04:00:00 04:20:00 1.09 * 381 -379.91 42
NOX_Span 27-Jun-2026 06:07:00 06:27:00 4.18 * 381 -376.82 42
Zero Zero 27-Jun-2026 00:46:00 01:07:00 2.50 0 2.5 3
Zero 27-Jun-2026 02:46:00 03:07:00 1.30 0 1.3 3
Zero 27-Jun-2026 05:46:00 06:07:00 3.87 * 0 3.87 3
O3 Zero 27-Jun-2026 00:46:00 01:07:00 0.035 * 0 .04
Zero 27-Jun-2026 02:46:00 03:07:00 0.036 * 0 .04
Zero 27-Jun-2026 05:46:00 06:07:00 0.040 * 0 .04
RP CO Zero Zero 27-Jun-2026 00:46:00 01:07:00 -0.4 * 0 -.4 .3
Zero 27-Jun-2026 02:46:00 03:07:00 -0.4 * 0 -.41 .3
NO Zero 27-Jun-2026 00:46:00 01:07:00 0.27 0 .27 3
Zero 27-Jun-2026 02:46:00 03:07:00 0.09 0 .09 3
NO2 Zero 27-Jun-2026 00:46:00 01:07:00 -0.200 0 -.2 3
Zero 27-Jun-2026 02:46:00 03:07:00 -0.254 0 -.25 3
NOX Zero 27-Jun-2026 00:46:00 01:07:00 0.07 0 .07 3
Zero 27-Jun-2026 02:46:00 03:07:00 -0.16 0 -.16 3
O3 Zero 27-Jun-2026 00:46:00 01:07:00 0.001 0 0.00
Zero 27-Jun-2026 02:46:00 03:07:00 0.001 0 0.00
SO2 SO2_Prec SO2_Prec 27-Jun-2026 04:35:00 05:05:00 60.580 65 -4.42 6.4
SO2_Span SO2_Span 27-Jun-2026 04:00:00 04:30:00 394.400 407 -12.6 40.5
Zero Zero 27-Jun-2026 00:46:00 01:07:00 0.243 0 .24 3
Zero 27-Jun-2026 02:46:00 03:07:00 -0.181 0 -.18 3
RS NO2TRACE ZERO ZERO 27-Jun-2026 00:46:00 01:07:00 -0.072 0 -.07 3
NOTRACE NOX_Span NOX_Span 27-Jun-2026 04:00:00 04:21:00 358.1 365 -6.9 43.7
ZERO ZERO 27-Jun-2026 00:46:00 01:07:00 0.0 0 .03 3
NOXTRACE NOX_Span NOX_Span 27-Jun-2026 04:00:00 04:21:00 361.6 365 -3.4 43.1
ZERO ZERO 27-Jun-2026 00:46:00 01:07:00 0.0 0 -.04 3
SF NO Zero Zero 27-Jun-2026 00:46:00 01:07:00 -0.14 0 -.14 3
NO2 Zero 27-Jun-2026 00:46:00 01:07:00 0.073 0 .07 3
NOX Zero 27-Jun-2026 00:46:00 01:07:00 -0.07 0 -.07 3
O3 O3_Prec O3_Prec 27-Jun-2026 04:30:00 04:51:00 0.063 0.064 0.00
O3_Span O3_Span 27-Jun-2026 04:00:00 04:21:00 0.402 0.401 0.00
Zero Zero 27-Jun-2026 00:46:00 01:07:00 0.000 0 0.00
SM NO NOX_Span NOX_Span 27-Jun-2026 04:00:00 04:21:00 384.40 387.3 -2.9 42.2
Zero Zero 27-Jun-2026 00:46:00 01:07:00 0.12 0 .12 3
NO2 Zero 27-Jun-2026 00:46:00 01:07:00 0.004 0 0.00 3
NOX NOX_Span NOX_Span 27-Jun-2026 04:00:00 04:21:00 401.00 399.7 1.3 43.2
Zero Zero 27-Jun-2026 00:46:00 01:07:00 0.12 0 .12 3
O3 Zero 27-Jun-2026 00:46:00 01:07:00 -0.002 0 0.00
UT CO Zero Zero 27-Jun-2026 00:46:00 01:07:00 0.3 * 0 .31 .3
Zero 27-Jun-2026 02:46:00 03:07:00 0.3 * 0 .31 .3
Zero 27-Jun-2026 05:46:00 06:07:00 0.3 * 0 .3 .3
NO Zero 27-Jun-2026 00:46:00 01:07:00 0.051 0 .05 3
Zero 27-Jun-2026 02:46:00 03:07:00 -0.044 0 -.04 3
Zero 27-Jun-2026 05:46:00 06:07:00 0.008 0 .01 3
NO2 Zero 27-Jun-2026 00:46:00 01:07:00 0.046 0 .05 3
Zero 27-Jun-2026 02:46:00 03:07:00 0.032 0 .03 3
Zero 27-Jun-2026 05:46:00 06:07:00 0.039 0 .04 3
NOX Zero 27-Jun-2026 00:46:00 01:07:00 0.097 0 .1 3
Zero 27-Jun-2026 02:46:00 03:07:00 -0.012 0 -.01 3
Zero 27-Jun-2026 05:46:00 06:07:00 0.047 0 .05 3
O3 O3_Prec O3_Prec 27-Jun-2026 04:30:00 04:51:00 0.0 0.064 0.00 4.5
O3_Span O3_Span 27-Jun-2026 04:00:00 04:21:00 0.3 0.404 -.01 39.9
Zero Zero 27-Jun-2026 00:46:00 01:07:00 0.0 0 0.00
Zero 27-Jun-2026 02:46:00 03:07:00 0.0 0 0.00
Zero 27-Jun-2026 05:46:00 06:07:00 0.0 0 0.00
SO2 Zero 27-Jun-2026 00:46:00 01:07:00 0.366 0 .37 3
Zero 27-Jun-2026 02:46:00 03:07:00 0.323 0 .32 3
Zero 27-Jun-2026 05:46:00 06:07:00 0.335 0 .34 3
V4 NO NOX_Span NOX_Span 27-Jun-2026 04:00:00 04:21:00 394.30 393 1.3 41.2
Zero Zero 27-Jun-2026 00:46:00 01:07:00 0.11 0 .11 3
NO2 Zero 27-Jun-2026 00:46:00 01:07:00 0.04 0 .04 3
NOX NOX_Span NOX_Span 27-Jun-2026 04:00:00 04:21:00 394.00 391 3 41.1
Zero Zero 27-Jun-2026 00:46:00 01:07:00 0.16 0 .16 3
O3 Zero 27-Jun-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