Latest Calibration Reports

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

Yesterday’s Report: calibrations2026-04-19.CSV

Site Parameter Sequence Phase Start Time End Time Value Expected Value Error Drift Warning Limit
BV NO NOX_Span NOX_Span 19-Apr-2026 04:00:00 04:20:00 376.50 386 -9.5 41.5
Zero Zero 19-Apr-2026 00:46:00 01:07:00 0.02 0 .02 3
NO2 Zero 19-Apr-2026 00:46:00 01:07:00 0.014 0 .01 3
NOX NOX_Span NOX_Span 19-Apr-2026 04:00:00 04:20:00 386.30 392 -5.7 41.8
Zero Zero 19-Apr-2026 00:46:00 01:07:00 0.03 0 .03 3
O3 Zero 19-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
CV CO Zero 19-Apr-2026 00:46:00 01:07:00 0.0 0 .08 .3
NO NOX_Span NOX_Span 19-Apr-2026 04:00:00 04:21:00 338.70 363.6 -24.9 42.5
Zero Zero 19-Apr-2026 00:46:00 01:07:00 -0.01 0 -.01 3
NO2 Zero 19-Apr-2026 00:46:00 01:07:00 0.001 0 0.00 3
NOX NOX_Span NOX_Span 19-Apr-2026 04:00:00 04:21:00 341.10 360 -18.9 42.5
Zero Zero 19-Apr-2026 00:46:00 01:07:00 -0.01 0 -.01 3
O3 Zero 19-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 19-Apr-2026 00:46:00 01:07:00 0.324 0 .32 3
ED NO NOX_Span NOX_Span 19-Apr-2026 04:00:00 04:21:00 393.30 400 -6.7 41.9
Zero Zero 19-Apr-2026 00:46:00 01:07:00 0.07 0 .07 3
NO2 Zero 19-Apr-2026 00:46:00 01:07:00 -0.009 0 -.01 3
NOX NOX_Span NOX_Span 19-Apr-2026 04:00:00 04:21:00 404.40 409 -4.6 41.9
Zero Zero 19-Apr-2026 00:46:00 01:07:00 0.06 0 .06 3
O3 Zero 19-Apr-2026 00:46:00 01:07:00 -0.001 0 0.00
EN NO Zero 19-Apr-2026 00:46:00 01:07:00 -0.15 0 -.15 3
NO2 NO2_Prec NO2_Prec 19-Apr-2026 04:36:00 04:57:00 68.880 70 -1.12 10.5
NO2_Span NO2_Span 19-Apr-2026 04:00:00 04:21:00 280.300 282 -1.7 27.8
Zero Zero 19-Apr-2026 00:46:00 01:07:00 -0.079 0 -.08 3
NOX Zero 19-Apr-2026 00:46:00 01:07:00 -0.23 0 -.23 3
O3 Zero 19-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
H3 NO Zero 19-Apr-2026 00:46:00 01:07:00 0.18 0 .18 3
NO2 NO2_Prec NO2_Prec 19-Apr-2026 04:30:00 04:51:00 69.600 72.5 -2.9 9.9
NO2_Span NO2_Span 19-Apr-2026 04:00:00 04:20:00 255.000 260 -5 28.2
Zero Zero 19-Apr-2026 00:46:00 01:07:00 -0.086 0 -.09 3
NOX Zero 19-Apr-2026 00:46:00 01:07:00 0.09 0 .09 3
O3 Zero 19-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
HC NO Zero Zero 19-Apr-2026 00:46:00 01:07:00 0.00 0 0.00 3
NO2 Zero 19-Apr-2026 00:46:00 01:07:00 -0.389 0 -.39 3
NOX Zero 19-Apr-2026 00:46:00 01:07:00 -0.39 0 -.39 3
O3 Zero 19-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
HV CO Zero 19-Apr-2026 00:46:00 01:07:00 0.0 0 .1 .3
NO Zero 19-Apr-2026 00:46:00 01:07:00 0.03 0 .03 3
NO2 NO2_Prec NO2_Prec 19-Apr-2026 04:30:00 04:51:00 78.980 77 1.98 10.5
NO2_Span NO2_Span 19-Apr-2026 04:00:00 04:21:00 265.100 269 -3.9 25.6
Zero Zero 19-Apr-2026 00:46:00 01:07:00 0.073 0 .07 3
NOX Zero 19-Apr-2026 00:46:00 01:07:00 0.10 0 .1 3
O3 Zero 19-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
HW CO Zero 19-Apr-2026 00:46:00 01:07:00 0.0 0 .1 .3
DIFF NOY_Zero NOY_Zero 19-Apr-2026 02:00:00 02:35:00 0.3 0 .31 3
N500NO Zero Zero 19-Apr-2026 00:46:00 01:07:00 -0.164 0 -.16 3
N500NO2 Zero 19-Apr-2026 00:46:00 01:07:00 -0.004 0 0.00 3
N500NOX Zero 19-Apr-2026 00:46:00 01:07:00 -0.168 * 0 -.17
NO NOX_Span NOX_Span 19-Apr-2026 04:00:00 04:21:00 435.80 441.4 -5.6 44.5
Zero Zero 19-Apr-2026 00:46:00 01:07:00 -0.03 0 -.03 3
NO2 Zero 19-Apr-2026 00:46:00 01:07:00 0.104 0 .1 3
NOX NOX_Span NOX_Span 19-Apr-2026 04:00:00 04:21:00 445.40 446.6 -1.2 44.1
Zero Zero 19-Apr-2026 00:46:00 01:07:00 0.08 0 .08 3
NOY NOY_Zero NOY_Zero 19-Apr-2026 02:00:00 02:35:00 0.3 0 .3 3
O3 Zero Zero 19-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
SO2TRACE Zero 19-Apr-2026 00:46:00 01:07:00 0.695 0 .7 3
YNO NOY_Zero NOY_Zero 19-Apr-2026 02:00:00 02:35:00 0.0 0 -.01 3
LN CO Zero Zero 19-Apr-2026 00:46:00 01:07:00 0.1 0 .11 .3
NO Zero 19-Apr-2026 00:46:00 01:07:00 0.22 0 .22 3
NO2 Zero 19-Apr-2026 00:46:00 01:07:00 -0.236 0 -.24 3
NOX Zero 19-Apr-2026 00:46:00 01:07:00 -0.02 0 -.02 3
O3 O3_Prec O3_Prec 19-Apr-2026 04:30:00 04:51:00 0.064 0.064 0.00
O3_Span O3_Span 19-Apr-2026 04:00:00 04:21:00 0.394 0.394 0.00
LN O3 Zero Zero 19-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
M7 NO NOX_Span NOX_Span 19-Apr-2026 04:00:00 04:21:00 393.20 385 8.2 39.3
Zero Zero 19-Apr-2026 00:46:00 01:07:00 -0.15 0 -.15 3
NO2 Zero 19-Apr-2026 00:46:00 01:07:00 0.048 0 .05 3
NOX NOX_Span NOX_Span 19-Apr-2026 04:00:00 04:21:00 394.20 394 .2 40.9
Zero Zero 19-Apr-2026 00:46:00 01:07:00 -0.10 0 -.1 3
O3 Zero 19-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
NR CO Zero 19-Apr-2026 00:46:00 01:07:00 0.0 0 -.07 .3
NO NOX_Span NOX_Span 19-Apr-2026 04:00:00 04:21:00 391.70 400 -8.3 41.1
Zero Zero 19-Apr-2026 00:46:00 01:07:00 0.04 0 .04 3
NO2 Zero 19-Apr-2026 00:46:00 01:07:00 0.069 0 .07 3
NOX NOX_Span NOX_Span 19-Apr-2026 04:00:00 04:21:00 411.60 414 -2.4 41.7
Zero Zero 19-Apr-2026 00:46:00 01:07:00 0.11 0 .11 3
O3 Zero 19-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
P2 NO Zero 19-Apr-2026 00:46:00 01:07:00 1.44 0 1.44 3
NO2 Zero 19-Apr-2026 00:46:00 01:07:00 -0.704 0 -.7 3
NOX Zero 19-Apr-2026 00:46:00 01:07:00 0.73 0 .73 3
O3 Zero 19-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
RP CO Zero 19-Apr-2026 00:46:00 01:07:00 -0.1 0 -.11 .3
NO Zero 19-Apr-2026 00:46:00 01:07:00 0.49 0 .49 3
NO2 Zero 19-Apr-2026 00:46:00 01:07:00 0.042 0 .04 3
NOX Zero 19-Apr-2026 00:46:00 01:07:00 0.53 0 .53 3
O3 O3_Prec O3_Prec 19-Apr-2026 04:30:00 04:51:00 0.063 0.064 0.00
O3_Span O3_Span 19-Apr-2026 04:00:00 04:21:00 0.400 0.399 0.00
Zero Zero 19-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 19-Apr-2026 00:46:00 01:07:00 0.609 0 .61 3
RS NO2TRACE ZERO ZERO 19-Apr-2026 00:46:00 01:07:00 -0.098 0 -.1 3
NOTRACE ZERO 19-Apr-2026 00:46:00 01:07:00 0.1 0 .07 3
NOXTRACE ZERO 19-Apr-2026 00:46:00 01:07:00 0.0 0 -.03 3
SF NO NOX_Span NOX_Span 19-Apr-2026 04:00:00 04:21:00 376.50 378 -1.5 46.2
Zero Zero 19-Apr-2026 00:46:00 01:07:00 -0.05 0 -.05 3
SF NO2 Zero Zero 19-Apr-2026 00:46:00 01:07:00 -0.007 0 -.01 3
NOX NOX_Span NOX_Span 19-Apr-2026 04:00:00 04:21:00 392.90 395 -2.1 45.9
Zero Zero 19-Apr-2026 00:46:00 01:07:00 -0.05 0 -.05 3
O3 Zero 19-Apr-2026 00:46:00 01:07:00 -0.001 0 0.00
SM NO Zero 19-Apr-2026 00:46:00 01:07:00 -0.04 0 -.04 3
NO2 Zero 19-Apr-2026 00:46:00 01:07:00 0.000 0 0.00 3
NOX Zero 19-Apr-2026 00:46:00 01:07:00 -0.04 0 -.04 3
O3 O3_Prec O3_Prec 19-Apr-2026 04:30:00 04:51:00 0.063 0.06338 0.00
O3_Span O3_Span 19-Apr-2026 04:00:00 04:21:00 0.394 0.3972 0.00
Zero Zero 19-Apr-2026 00:46:00 01:07:00 -0.002 0 0.00
UT CO CO_Prec CO_Prec 19-Apr-2026 04:30:00 04:51:00 4.2 4 .29 .4
CO_Span CO_Span 19-Apr-2026 04:00:00 04:21:00 40.1 39.3 .86 4.1
Zero Zero 19-Apr-2026 00:46:00 01:07:00 0.2 0 .23 .3
NO Zero 19-Apr-2026 00:46:00 01:07:00 0.000 0 0.00 3
NO2 Zero 19-Apr-2026 00:46:00 01:07:00 0.150 0 .15 3
NOX Zero 19-Apr-2026 00:46:00 01:07:00 0.150 0 .15 3
O3 Zero 19-Apr-2026 00:46:00 01:07:00 0.0 0 0.00
SO2 Zero 19-Apr-2026 00:46:00 01:07:00 0.497 0 .5 3
V4 NO Zero 19-Apr-2026 00:46:00 01:07:00 0.02 0 .02 3
NO2 Zero 19-Apr-2026 00:46:00 01:07:00 -0.10 0 -.1 3
NOX Zero 19-Apr-2026 00:46:00 01:07:00 -0.08 0 -.08 3
O3 O3_Prec O3_Prec 19-Apr-2026 04:30:00 04:51:00 0.067 0.067 0.00
O3_Span O3_Span 19-Apr-2026 04:00:00 04:21:00 0.400 0.403 0.00
Zero Zero 19-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