Latest Calibration Reports

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

Yesterday’s Report: calibrations2026-05-17.CSV

Site Parameter Sequence Phase Start Time End Time Value Expected Value Error Drift Warning Limit
BV NO NOX_Span NOX_Span 17-May-2026 04:00:00 04:20:00 377.50 386 -8.5 41.5
Zero Zero 17-May-2026 00:46:00 01:07:00 0.05 0 .05 3
NO2 Zero 17-May-2026 00:46:00 01:07:00 0.022 0 .02 3
NOX NOX_Span NOX_Span 17-May-2026 04:00:00 04:20:00 386.20 392 -5.8 41.8
Zero Zero 17-May-2026 00:46:00 01:07:00 0.07 0 .07 3
O3 Zero 17-May-2026 00:46:00 01:07:00 -0.001 0 0.00
CV CO Zero 17-May-2026 00:46:00 01:07:00 0.0 0 .06 .3
NO NOX_Span NOX_Span 17-May-2026 04:00:00 04:21:00 328.50 363.6 -35.1 42.5
Zero Zero 17-May-2026 00:46:00 01:07:00 0.03 0 .03 3
NO2 Zero 17-May-2026 00:46:00 01:07:00 -0.113 0 -.11 3
NOX NOX_Span NOX_Span 17-May-2026 04:00:00 04:21:00 332.70 360 -27.3 42.5
Zero Zero 17-May-2026 00:46:00 01:07:00 -0.09 0 -.09 3
O3 Zero 17-May-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 17-May-2026 00:46:00 01:07:00 0.442 0 .44 3
ED NO NOX_Span NOX_Span 17-May-2026 04:00:00 04:21:00 375.30 385 -9.7 41.9
Zero Zero 17-May-2026 00:46:00 01:07:00 0.10 0 .1 3
NO2 Zero 17-May-2026 00:46:00 01:07:00 0.010 0 .01 3
NOX NOX_Span NOX_Span 17-May-2026 04:00:00 04:21:00 389.80 392 -2.2 41.9
Zero Zero 17-May-2026 00:46:00 01:07:00 0.11 0 .11 3
O3 Zero 17-May-2026 00:46:00 01:07:00 0.000 0 0.00
EN NO Zero 17-May-2026 00:46:00 01:07:00 -0.27 0 -.27 3
NO2 NO2_Prec NO2_Prec 17-May-2026 04:36:00 04:57:00 69.600 70 -.4 10.5
NO2_Span NO2_Span 17-May-2026 04:00:00 04:21:00 284.400 282 2.4 27.8
Zero Zero 17-May-2026 00:46:00 01:07:00 0.059 0 .06 3
NOX Zero 17-May-2026 00:46:00 01:07:00 -0.21 0 -.21 3
O3 Zero 17-May-2026 00:46:00 01:07:00 0.000 0 0.00
H3 NO Zero 17-May-2026 00:46:00 01:07:00 0.20 0 .2 3
NO2 NO2_Prec NO2_Prec 17-May-2026 04:30:00 04:51:00 66.470 72.5 -6.03 9.9
NO2_Span NO2_Span 17-May-2026 04:00:00 04:20:00 240.900 260 -19.1 28.2
Zero Zero 17-May-2026 00:46:00 01:07:00 -0.084 0 -.08 3
NOX Zero 17-May-2026 00:46:00 01:07:00 0.11 0 .11 3
O3 Zero 17-May-2026 00:46:00 01:07:00 0.000 0 0.00
HC NO Zero Zero 17-May-2026 00:46:00 01:07:00 0.20 0 .2 3
NO2 Zero 17-May-2026 00:46:00 01:07:00 -0.387 0 -.39 3
NOX Zero 17-May-2026 00:46:00 01:07:00 -0.18 0 -.18 3
O3 Zero 17-May-2026 00:46:00 01:07:00 -0.001 0 0.00
HV CO Zero 17-May-2026 00:46:00 01:07:00 0.1 0 .16 .3
NO Zero 17-May-2026 00:46:00 01:07:00 0.00 0 0.00 3
NO2 NO2_Prec NO2_Prec 17-May-2026 04:30:00 04:51:00 79.320 77 2.32 10.5
NO2_Span NO2_Span 17-May-2026 04:00:00 04:21:00 267.000 269 -2 25.6
Zero Zero 17-May-2026 00:46:00 01:07:00 -0.090 0 -.09 3
NOX Zero 17-May-2026 00:46:00 01:07:00 -0.09 0 -.09 3
O3 Zero 17-May-2026 00:46:00 01:07:00 0.000 0 0.00
HW CO Zero 17-May-2026 00:46:00 01:07:00 0.1 0 .14 .3
DIFF NOY_Zero NOY_Zero 17-May-2026 02:00:00 02:35:00 0.4 0 .4 3
N500NO Zero Zero 17-May-2026 00:46:00 01:07:00 -0.089 0 -.09 3
N500NO2 Zero 17-May-2026 00:46:00 01:07:00 0.378 0 .38 3
N500NOX Zero 17-May-2026 00:46:00 01:07:00 0.289 * 0 .29
NO NOX_Span NOX_Span 17-May-2026 04:00:00 04:21:00 437.00 441.4 -4.4 44.5
Zero Zero 17-May-2026 00:46:00 01:07:00 0.00 0 0.00 3
NO2 Zero 17-May-2026 00:46:00 01:07:00 0.100 0 .1 3
NOX NOX_Span NOX_Span 17-May-2026 04:00:00 04:21:00 446.50 446.6 -.1 44.1
Zero Zero 17-May-2026 00:46:00 01:07:00 0.10 0 .1 3
NOY NOY_Zero NOY_Zero 17-May-2026 02:00:00 02:35:00 0.4 0 .39 3
O3 Zero Zero 17-May-2026 00:46:00 01:07:00 0.000 0 0.00
SO2TRACE Zero 17-May-2026 00:46:00 01:07:00 0.867 0 .87 3
YNO NOY_Zero NOY_Zero 17-May-2026 02:00:00 02:35:00 0.0 0 -.01 3
LN CO Zero Zero 17-May-2026 00:46:00 01:07:00 0.2 0 .22 .3
NO Zero 17-May-2026 00:46:00 01:07:00 -0.07 0 -.07 3
NO2 Zero 17-May-2026 00:46:00 01:07:00 -0.182 0 -.18 3
NOX Zero 17-May-2026 00:46:00 01:07:00 -0.25 0 -.25 3
O3 O3_Prec O3_Prec 17-May-2026 04:30:00 04:51:00 0.064 0.064 0.00
O3_Span O3_Span 17-May-2026 04:00:00 04:21:00 0.392 0.394 0.00
LN O3 Zero Zero 17-May-2026 00:46:00 01:07:00 0.000 0 0.00
M7 NO NOX_Span NOX_Span 17-May-2026 04:00:00 04:21:00 397.10 399 -1.9 39.3
Zero Zero 17-May-2026 00:46:00 01:07:00 -0.05 0 -.05 3
NO2 Zero 17-May-2026 00:46:00 01:07:00 -0.002 0 0.00 3
NOX NOX_Span NOX_Span 17-May-2026 04:00:00 04:21:00 396.40 399 -2.6 40.9
Zero Zero 17-May-2026 00:46:00 01:07:00 -0.05 0 -.05 3
O3 Zero 17-May-2026 00:46:00 01:07:00 0.000 0 0.00
NR CO Zero 17-May-2026 00:46:00 01:07:00 -0.1 0 -.18 .3
NO NOX_Span NOX_Span 17-May-2026 04:00:00 04:21:00 395.20 400 -4.8 41.1
Zero Zero 17-May-2026 00:46:00 01:07:00 0.02 0 .02 3
NO2 Zero 17-May-2026 00:46:00 01:07:00 -0.095 0 -.1 3
NOX NOX_Span NOX_Span 17-May-2026 04:00:00 04:21:00 413.70 414 -.3 41.7
Zero Zero 17-May-2026 00:46:00 01:07:00 -0.08 0 -.08 3
O3 Zero 17-May-2026 00:46:00 01:07:00 0.000 0 0.00
P2 NO Zero 17-May-2026 00:46:00 01:07:00 0.22 0 .22 3
NO2 Zero 17-May-2026 00:46:00 01:07:00 -0.127 0 -.13 3
NOX Zero 17-May-2026 00:46:00 01:07:00 0.09 0 .09 3
O3 Zero 17-May-2026 00:46:00 01:07:00 0.000 0 0.00
RP CO Zero 17-May-2026 00:46:00 01:07:00 -0.2 0 -.21 .3
Zero 17-May-2026 02:46:00 03:07:00 -0.2 0 -.21 .3
NO Zero 17-May-2026 00:46:00 01:07:00 0.41 0 .41 3
Zero 17-May-2026 02:46:00 03:07:00 0.37 0 .37 3
NO2 Zero 17-May-2026 00:46:00 01:07:00 -0.096 0 -.1 3
Zero 17-May-2026 02:46:00 03:07:00 -0.130 0 -.13 3
NOX Zero 17-May-2026 00:46:00 01:07:00 0.32 0 .32 3
Zero 17-May-2026 02:46:00 03:07:00 0.24 0 .24 3
O3 O3_Prec O3_Prec 17-May-2026 04:30:00 04:51:00 0.069 * 0.064 .01
O3_Prec 17-May-2026 05:46:00 06:07:00 0.068 * 0.064 0.00
O3_Span O3_Span 17-May-2026 04:00:00 04:21:00 0.397 0.399 0.00
Zero Zero 17-May-2026 00:46:00 01:07:00 0.003 * 0 0.00
Zero 17-May-2026 02:46:00 03:07:00 0.002 0 0.00
RP SO2 Zero Zero 17-May-2026 00:46:00 01:07:00 0.730 0 .73 3
Zero 17-May-2026 02:46:00 03:07:00 0.854 0 .85 3
RS NO2TRACE ZERO ZERO 17-May-2026 00:46:00 01:07:00 -0.103 0 -.1 3
NOTRACE ZERO 17-May-2026 00:46:00 01:07:00 0.0 0 .03 3
NOXTRACE ZERO 17-May-2026 00:46:00 01:07:00 -0.1 0 -.07 3
SF NO NOX_Span NOX_Span 17-May-2026 04:00:00 04:21:00 377.80 378 -.2 46.2
Zero Zero 17-May-2026 00:46:00 01:07:00 0.05 0 .05 3
NO2 Zero 17-May-2026 00:46:00 01:07:00 0.035 0 .04 3
NOX NOX_Span NOX_Span 17-May-2026 04:00:00 04:21:00 393.50 395 -1.5 45.9
Zero Zero 17-May-2026 00:46:00 01:07:00 0.09 0 .09 3
O3 Zero 17-May-2026 00:46:00 01:07:00 0.000 0 0.00
SM NO Zero 17-May-2026 00:46:00 01:07:00 0.02 0 .02 3
NO2 Zero 17-May-2026 00:46:00 01:07:00 -0.050 0 -.05 3
NOX Zero 17-May-2026 00:46:00 01:07:00 -0.03 0 -.03 3
O3 O3_Prec O3_Prec 17-May-2026 04:30:00 04:51:00 0.062 0.06338 0.00
O3_Span O3_Span 17-May-2026 04:00:00 04:21:00 0.391 0.3972 -.01
Zero Zero 17-May-2026 00:46:00 01:07:00 -0.002 0 0.00
UT CO CO_Prec CO_Prec 17-May-2026 04:30:00 04:51:00 4.4 * 4 .46 .4
CO_Span CO_Span 17-May-2026 04:00:00 04:21:00 40.6 39.3 1.31 4.1
Zero Zero 17-May-2026 00:46:00 01:07:00 0.3 * 0 .35 .3
NO Zero 17-May-2026 00:46:00 01:07:00 -0.018 0 -.02 3
NO2 Zero 17-May-2026 00:46:00 01:07:00 0.022 0 .02 3
NOX Zero 17-May-2026 00:46:00 01:07:00 0.003 0 0.00 3
O3 Zero 17-May-2026 00:46:00 01:07:00 0.0 0 0.00
SO2 Zero 17-May-2026 00:46:00 01:07:00 0.660 0 .66 3
V4 NO Zero 17-May-2026 00:46:00 01:07:00 0.04 0 .04 3
NO2 Zero 17-May-2026 00:46:00 01:07:00 0.10 0 .1 3
NOX Zero 17-May-2026 00:46:00 01:07:00 0.14 0 .14 3
O3 O3_Prec O3_Prec 17-May-2026 04:30:00 04:51:00 0.068 0.069 0.00
O3_Span O3_Span 17-May-2026 04:00:00 04:21:00 0.406 0.406 0.00
Zero Zero 17-May-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