Latest Calibration Reports

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

Yesterday’s Report: calibrations2026-02-08.CSV

Site Parameter Sequence Phase Start Time End Time Value Expected Value Error Drift Warning Limit
BV NO NOX_Span NOX_Span 08-Feb-2026 04:00:00 04:20:00 357.60 375 -17.4 41.5
Zero Zero 08-Feb-2026 00:46:00 01:07:00 0.01 0 .01 3
NO2 Zero 08-Feb-2026 00:46:00 01:07:00 -0.374 0 -.37 3
NOX NOX_Span NOX_Span 08-Feb-2026 04:00:00 04:20:00 366.20 380 -13.8 41.8
Zero Zero 08-Feb-2026 00:46:00 01:07:00 -0.37 0 -.37 3
O3 Zero 08-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
CV CO Zero 08-Feb-2026 00:46:00 01:07:00 0.0 0 .09 .3
NO NOX_Span NOX_Span 08-Feb-2026 04:00:00 04:21:00 325.70 345 -19.3 42.5
Zero Zero 08-Feb-2026 00:46:00 01:07:00 0.14 0 .14 3
NO2 Zero 08-Feb-2026 00:46:00 01:07:00 0.180 0 .18 3
NOX NOX_Span NOX_Span 08-Feb-2026 04:00:00 04:21:00 337.10 356 -18.9 42.5
Zero Zero 08-Feb-2026 00:46:00 01:07:00 0.32 0 .32 3
O3 Zero 08-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 08-Feb-2026 00:46:00 01:07:00 0.398 0 .4 3
ED NO NOX_Span NOX_Span 08-Feb-2026 04:00:00 04:21:00 396.50 400 -3.5 41.9
Zero Zero 08-Feb-2026 00:46:00 01:07:00 0.09 0 .09 3
NO2 Zero 08-Feb-2026 00:46:00 01:07:00 0.137 0 .14 3
NOX NOX_Span NOX_Span 08-Feb-2026 04:00:00 04:21:00 407.10 409 -1.9 41.9
Zero Zero 08-Feb-2026 00:46:00 01:07:00 0.23 0 .23 3
O3 Zero 08-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
EN NO Zero 08-Feb-2026 00:46:00 01:07:00 -0.07 0 -.07 3
NO2 NO2_Prec NO2_Prec 08-Feb-2026 04:36:00 04:57:00 68.800 68 .8 10.5
NO2_Span NO2_Span 08-Feb-2026 04:00:00 04:21:00 273.200 266 7.2 27.8
Zero Zero 08-Feb-2026 00:46:00 01:07:00 0.012 0 .01 3
NOX Zero 08-Feb-2026 00:46:00 01:07:00 -0.05 0 -.05 3
O3 Zero 08-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
H3 NO Zero 08-Feb-2026 00:46:00 01:07:00 0.03 0 .03 3
NO2 NO2_Prec NO2_Prec 08-Feb-2026 04:30:00 04:51:00 68.380 65 3.38 9.9
NO2_Span NO2_Span 08-Feb-2026 04:00:00 04:20:00 250.800 238.5 12.3 28.2
Zero Zero 08-Feb-2026 00:46:00 01:07:00 0.113 0 .11 3
NOX Zero 08-Feb-2026 00:46:00 01:07:00 0.14 0 .15 3
O3 Zero 08-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
HC NO Zero Zero 08-Feb-2026 00:46:00 01:07:00 0.14 0 .14 3
NO2 Zero 08-Feb-2026 00:46:00 01:07:00 -0.101 0 -.1 3
NOX Zero 08-Feb-2026 00:46:00 01:07:00 0.04 0 .04 3
O3 Zero 08-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
HV CO Zero 08-Feb-2026 00:46:00 01:07:00 0.0 0 .02 .3
NO Zero 08-Feb-2026 00:46:00 01:07:00 0.19 0 .19 3
NO2 NO2_Prec NO2_Prec 08-Feb-2026 04:30:00 04:51:00 71.390 72 -.61 10.5
NO2_Span NO2_Span 08-Feb-2026 04:00:00 04:21:00 253.000 254 -1 25.6
Zero Zero 08-Feb-2026 00:46:00 01:07:00 0.161 0 .16 3
NOX Zero 08-Feb-2026 00:46:00 01:07:00 0.35 0 .35 3
O3 Zero 08-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
HW CO Zero 08-Feb-2026 00:46:00 01:07:00 0.0 0 -.03 .3
DIFF NOY_Zero NOY_Zero 08-Feb-2026 02:00:00 02:35:00 0.7 0 .74 3
N500NO Zero Zero 08-Feb-2026 00:46:00 01:07:00 0.020 0 .02 3
N500NO2 Zero 08-Feb-2026 00:46:00 01:07:00 -0.038 0 -.04 3
N500NOX Zero 08-Feb-2026 00:46:00 01:07:00 -0.019 * 0 -.02
NO NOX_Span NOX_Span 08-Feb-2026 04:00:00 04:21:00 435.70 441.4 -5.7 44.5
Zero Zero 08-Feb-2026 00:46:00 01:07:00 0.02 0 .02 3
NO2 Zero 08-Feb-2026 00:46:00 01:07:00 0.245 0 .25 3
NOX NOX_Span NOX_Span 08-Feb-2026 04:00:00 04:21:00 445.20 446.6 -1.4 44.1
Zero Zero 08-Feb-2026 00:46:00 01:07:00 0.26 0 .26 3
NOY NOY_Zero NOY_Zero 08-Feb-2026 02:00:00 02:35:00 0.8 0 .77 3
O3 Zero Zero 08-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
SO2TRACE Zero 08-Feb-2026 00:46:00 01:07:00 0.533 0 .53 3
YNO NOY_Zero NOY_Zero 08-Feb-2026 02:00:00 02:35:00 0.0 0 .03 3
LN CO Zero Zero 08-Feb-2026 00:46:00 01:07:00 0.2 0 .24 .3
NO Zero 08-Feb-2026 00:46:00 01:07:00 0.17 0 .17 3
NO2 Zero 08-Feb-2026 00:46:00 01:07:00 -0.120 0 -.12 3
NOX Zero 08-Feb-2026 00:46:00 01:07:00 0.05 0 .05 3
O3 O3_Prec O3_Prec 08-Feb-2026 04:30:00 04:51:00 0.062 0.064 0.00
O3_Span O3_Span 08-Feb-2026 04:00:00 04:21:00 0.383 0.394 -.01
LN O3 Zero Zero 08-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
M7 NO NOX_Span NOX_Span 08-Feb-2026 04:00:00 04:21:00 379.00 390 -11 39.3
Zero Zero 08-Feb-2026 00:46:00 01:07:00 0.04 0 .04 3
NO2 Zero 08-Feb-2026 00:46:00 01:07:00 0.007 0 .01 3
NOX NOX_Span NOX_Span 08-Feb-2026 04:00:00 04:21:00 410.20 416 -5.8 40.9
Zero Zero 08-Feb-2026 00:46:00 01:07:00 0.05 0 .05 3
O3 Zero 08-Feb-2026 00:46:00 01:07:00 -0.001 0 0.00
NR CO Zero 08-Feb-2026 00:46:00 01:07:00 0.0 0 -.01 .3
NO NOX_Span NOX_Span 08-Feb-2026 04:00:00 04:21:00 386.90 394 -7.1 41.1
Zero Zero 08-Feb-2026 00:46:00 01:07:00 -0.06 0 -.06 3
NO2 Zero 08-Feb-2026 00:46:00 01:07:00 0.378 0 .38 3
NOX NOX_Span NOX_Span 08-Feb-2026 04:00:00 04:21:00 408.30 414 -5.7 41.7
Zero Zero 08-Feb-2026 00:46:00 01:07:00 0.32 0 .32 3
O3 Zero 08-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
P2 NO Zero 08-Feb-2026 00:46:00 01:07:00 -0.04 0 -.04 3
NO2 Zero 08-Feb-2026 00:46:00 01:07:00 -0.002 0 0.00 3
NOX Zero 08-Feb-2026 00:46:00 01:07:00 -0.04 0 -.04 3
O3 Zero 08-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
RP CO Zero 08-Feb-2026 00:46:00 01:07:00 -0.2 0 -.26 .3
NO Zero 08-Feb-2026 00:46:00 01:07:00 0.45 0 .45 3
NO2 Zero 08-Feb-2026 00:46:00 01:07:00 0.177 0 .18 3
NOX Zero 08-Feb-2026 00:46:00 01:07:00 0.62 0 .62 3
O3 O3_Prec O3_Prec 08-Feb-2026 04:30:00 04:51:00 0.064 0.064 0.00
O3_Span O3_Span 08-Feb-2026 04:00:00 04:21:00 0.402 0.399 0.00
Zero Zero 08-Feb-2026 00:46:00 01:07:00 -0.002 0 0.00
SO2 Zero 08-Feb-2026 00:46:00 01:07:00 0.925 0 .93 3
RS NO2TRACE ZERO ZERO 08-Feb-2026 00:46:00 01:07:00 0.018 0 .02 3
NOTRACE ZERO 08-Feb-2026 00:46:00 01:07:00 0.1 0 .12 3
NOXTRACE ZERO 08-Feb-2026 00:46:00 01:07:00 0.1 0 .14 3
SF NO NOX_Span NOX_Span 08-Feb-2026 04:00:00 04:21:00 379.40 378 1.4 46.2
Zero Zero 08-Feb-2026 00:46:00 01:07:00 0.05 0 .05 3
SF NO2 Zero Zero 08-Feb-2026 00:46:00 01:07:00 0.009 0 .01 3
NOX NOX_Span NOX_Span 08-Feb-2026 04:00:00 04:21:00 395.60 395 .6 45.9
Zero Zero 08-Feb-2026 00:46:00 01:07:00 0.06 0 .06 3
O3 Zero 08-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
SM NO Zero 08-Feb-2026 00:46:00 01:07:00 -0.06 0 -.06 3
NO2 Zero 08-Feb-2026 00:46:00 01:07:00 0.356 0 .36 3
NOX Zero 08-Feb-2026 00:46:00 01:07:00 0.30 0 .3 3
O3 O3_Prec O3_Prec 08-Feb-2026 04:30:00 04:51:00 0.067 0.064 0.00
O3_Span O3_Span 08-Feb-2026 04:00:00 04:21:00 0.394 0.39 0.00
Zero Zero 08-Feb-2026 00:46:00 01:07:00 -0.001 0 0.00
UT CO CO_Prec CO_Prec 08-Feb-2026 04:30:00 04:51:00 4.1 4 .17 .4
CO_Span CO_Span 08-Feb-2026 04:00:00 04:21:00 40.3 39.3 1.02 4.1
Zero Zero 08-Feb-2026 00:46:00 01:07:00 0.1 0 .13 .3
NO Zero 08-Feb-2026 00:46:00 01:07:00 0.051 0 .05 3
NO2 Zero 08-Feb-2026 00:46:00 01:07:00 0.227 0 .23 3
NOX Zero 08-Feb-2026 00:46:00 01:07:00 0.278 0 .28 3
O3 Zero 08-Feb-2026 00:46:00 01:07:00 0.0 0 0.00
SO2 Zero 08-Feb-2026 00:46:00 01:07:00 0.194 0 .19 3
V4 NO Zero 08-Feb-2026 00:46:00 01:07:00 0.10 0 .1 3
NO2 Zero 08-Feb-2026 00:46:00 01:07:00 0.03 0 .03 3
NOX Zero 08-Feb-2026 00:46:00 01:07:00 0.13 0 .13 3
O3 O3_Prec O3_Prec 08-Feb-2026 04:30:00 04:51:00 0.068 0.067 0.00
O3_Span O3_Span 08-Feb-2026 04:00:00 04:21:00 0.399 0.403 0.00
Zero Zero 08-Feb-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