Latest Calibration Reports

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

Yesterday’s Report: calibrations2026-02-07.CSV

Site Parameter Sequence Phase Start Time End Time Value Expected Value Error Drift Warning Limit
BV NO Zero Zero 07-Feb-2026 00:46:00 01:07:00 0.11 0 .11 3
NO2 NO2_Prec NO2_Prec 07-Feb-2026 04:30:00 04:51:00 64.450 66.7 -2.25 10.4
NO2_Span NO2_Span 07-Feb-2026 04:00:00 04:21:00 256.100 * 264 -7.9
Zero Zero 07-Feb-2026 00:46:00 01:07:00 0.608 0 .61 3
NOX Zero 07-Feb-2026 00:46:00 01:07:00 0.72 0 .72 3
O3 Zero 07-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
CV CO Zero 07-Feb-2026 00:46:00 01:07:00 0.0 0 .08 .3
NO Zero 07-Feb-2026 00:46:00 01:07:00 0.14 0 .14 3
NO2 NO2_Prec NO2_Prec 07-Feb-2026 04:30:00 04:51:00 68.340 70.6 -2.26 11.4
NO2_Span NO2_Span 07-Feb-2026 04:00:00 04:21:00 254.500 255 -.5 34.1
Zero Zero 07-Feb-2026 00:46:00 01:07:00 0.911 0 .91 3
NOX Zero 07-Feb-2026 00:46:00 01:07:00 1.05 0 1.05 3
O3 Zero 07-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 07-Feb-2026 00:46:00 01:07:00 0.519 0 .52 3
ED NO Zero 07-Feb-2026 00:46:00 01:07:00 0.04 0 .04 3
NO2 NO2_Prec NO2_Prec 07-Feb-2026 04:35:00 04:56:00 75.690 74 1.69 10.2
NO2_Span NO2_Span 07-Feb-2026 04:00:00 04:21:00 259.100 260 -.9 21.1
Zero Zero 07-Feb-2026 00:46:00 01:07:00 0.531 0 .53 3
NOX Zero 07-Feb-2026 00:46:00 01:07:00 0.57 0 .57 3
O3 Zero 07-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
EN NO Zero 07-Feb-2026 00:46:00 01:07:00 0.04 0 .04 3
NO2 Zero 07-Feb-2026 00:46:00 01:07:00 -0.016 0 -.02 3
NOX Zero 07-Feb-2026 00:46:00 01:07:00 0.03 0 .03 3
O3 O3_Prec O3_Prec 07-Feb-2026 04:30:00 04:51:00 0.066 0.0675 0.00
O3_Span O3_Span 07-Feb-2026 04:00:00 04:21:00 0.417 0.414 0.00
Zero Zero 07-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
H3 NO Zero 07-Feb-2026 00:46:00 01:07:00 -0.02 0 -.02 3
NO2 Zero 07-Feb-2026 00:46:00 01:07:00 0.201 0 .2 3
NOX Zero 07-Feb-2026 00:46:00 01:07:00 0.18 0 .18 3
O3 O3_Prec O3_Prec 07-Feb-2026 04:30:00 04:50:00 0.066 0.067 0.00
O3_Span O3_Span 07-Feb-2026 04:00:00 04:21:00 0.402 0.4 0.00
Zero Zero 07-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
HC NO Zero Zero 07-Feb-2026 00:46:00 01:07:00 0.24 0 .24 3
NO2 Zero 07-Feb-2026 00:46:00 01:07:00 -0.153 0 -.15 3
NOX Zero 07-Feb-2026 00:46:00 01:07:00 0.09 0 .09 3
O3 Zero 07-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
HV CO Zero 07-Feb-2026 00:46:00 01:07:00 0.0 0 .01 .3
NO NOX_Span NOX_Span 07-Feb-2026 04:00:00 04:20:00 389.30 402 -12.7 42.2
Zero Zero 07-Feb-2026 00:46:00 01:07:00 0.14 0 .14 3
NO2 Zero 07-Feb-2026 00:46:00 01:07:00 1.159 0 1.16 3
NOX NOX_Span NOX_Span 07-Feb-2026 04:00:00 04:20:00 411.90 421 -9.1 43
Zero Zero 07-Feb-2026 00:46:00 01:07:00 1.30 0 1.3 3
O3 Zero 07-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
HW CO Zero 07-Feb-2026 00:46:00 01:07:00 -0.2 0 -.25 .3
DIFF NOY_Zero NOY_Zero 07-Feb-2026 02:00:00 02:35:00 2.0 0 2 3
N500NO Zero Zero 07-Feb-2026 00:46:00 01:07:00 0.290 0 .29 3
N500NO2 Zero 07-Feb-2026 00:46:00 01:07:00 0.015 0 .02 3
N500NOX Zero 07-Feb-2026 00:46:00 01:07:00 0.304 * 0 .3
NO Zero 07-Feb-2026 00:46:00 01:07:00 0.05 0 .05 3
NO2 NO2_Prec NO2_Prec 07-Feb-2026 04:30:00 04:51:00 68.650 65.5 3.15 11.1
NO2_Span NO2_Span 07-Feb-2026 04:00:00 04:21:00 270.200 269.7 .5 29
Zero Zero 07-Feb-2026 00:46:00 01:07:00 1.471 0 1.47 3
NOX Zero 07-Feb-2026 00:46:00 01:07:00 1.52 0 1.52 3
NOY NOY_Zero NOY_Zero 07-Feb-2026 02:00:00 02:35:00 2.0 0 1.98 3
O3 Zero Zero 07-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
SO2TRACE Zero 07-Feb-2026 00:46:00 01:07:00 0.572 0 .57 3
YNO NOY_Zero NOY_Zero 07-Feb-2026 02:00:00 02:35:00 0.0 0 -.02 3
LN CO Zero Zero 07-Feb-2026 00:46:00 01:07:00 0.2 0 .22 .3
NO NOX_Span NOX_Span 07-Feb-2026 04:00:00 04:21:00 417.00 404 13 43.4
Zero Zero 07-Feb-2026 00:46:00 01:07:00 0.38 0 .38 3
NO2 Zero 07-Feb-2026 00:46:00 01:07:00 0.016 0 .02 3
NOX NOX_Span NOX_Span 07-Feb-2026 04:00:00 04:21:00 429.60 427 2.6 44.1
Zero Zero 07-Feb-2026 00:46:00 01:07:00 0.39 0 .39 3
LN O3 Zero Zero 07-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
M7 NO Zero 07-Feb-2026 00:46:00 01:07:00 0.18 0 .18 3
NO2 Zero 07-Feb-2026 00:46:00 01:07:00 -0.002 0 0.00 3
NOX Zero 07-Feb-2026 00:46:00 01:07:00 0.18 0 .18 3
O3 O3_Prec O3_Prec 07-Feb-2026 04:30:00 04:51:00 0.062 0.062 0.00
O3_Span O3_Span 07-Feb-2026 04:00:00 04:21:00 0.395 0.395 0.00 .4
Zero Zero 07-Feb-2026 00:46:00 01:07:00 -0.001 0 0.00
NR CO CO_Prec CO_Prec 07-Feb-2026 04:30:00 04:51:00 3.8 4 -.14 .4
CO_Span CO_Span 07-Feb-2026 04:00:00 04:21:00 37.4 38.6 -1.17 3.8
Zero Zero 07-Feb-2026 00:46:00 01:07:00 0.0 0 -.01 .3
NO Zero 07-Feb-2026 00:46:00 01:07:00 -0.01 0 -.01 3
NO2 Zero 07-Feb-2026 00:46:00 01:07:00 1.884 0 1.88 3
NOX Zero 07-Feb-2026 00:46:00 01:07:00 1.87 0 1.87 3
O3 Zero 07-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
P2 NO NOX_Span NOX_Span 07-Feb-2026 04:00:00 04:20:00 413.50 429 -15.5 42
Zero Zero 07-Feb-2026 00:46:00 01:07:00 0.24 0 .24 3
NO2 Zero 07-Feb-2026 00:46:00 01:07:00 -0.097 0 -.1 3
NOX NOX_Span NOX_Span 07-Feb-2026 04:00:00 04:20:00 428.40 440 -11.6 42
Zero Zero 07-Feb-2026 00:46:00 01:07:00 0.14 0 .15 3
O3 Zero 07-Feb-2026 00:46:00 01:07:00 0.000 0 0.00
RP CO Zero 07-Feb-2026 00:46:00 01:07:00 -0.2 0 -.25 .3
NO Zero 07-Feb-2026 00:46:00 01:07:00 0.53 0 .53 3
NO2 Zero 07-Feb-2026 00:46:00 01:07:00 1.494 0 1.49 3
NOX Zero 07-Feb-2026 00:46:00 01:07:00 2.02 0 2.02 3
O3 Zero 07-Feb-2026 00:46:00 01:07:00 -0.002 0 0.00
SO2 SO2_Prec SO2_Prec 07-Feb-2026 04:35:00 05:05:00 61.920 63.2 -1.28 6.4
SO2_Span SO2_Span 07-Feb-2026 04:00:00 04:30:00 394.100 400 -5.9 40.5
Zero Zero 07-Feb-2026 00:46:00 01:07:00 0.227 0 .23 3
RS NO2TRACE ZERO ZERO 07-Feb-2026 00:46:00 01:07:00 0.157 0 .16 3
NOTRACE NOX_Span NOX_Span 07-Feb-2026 04:00:00 04:21:00 360.1 365 -4.9 43.7
ZERO ZERO 07-Feb-2026 00:46:00 01:07:00 0.0 0 .03 3
RS NOXTRACE NOX_Span NOX_Span 07-Feb-2026 04:00:00 04:21:00 360.9 365 -4.1 43.1
ZERO ZERO 07-Feb-2026 00:46:00 01:07:00 0.2 0 .19 3
SF NO Zero Zero 07-Feb-2026 00:46:00 01:07:00 0.02 0 .02 3
NO2 Zero 07-Feb-2026 00:46:00 01:07:00 0.261 0 .26 3
NOX Zero 07-Feb-2026 00:46:00 01:07:00 0.28 0 .29 3
O3 O3_Prec O3_Prec 07-Feb-2026 04:30:00 04:51:00 0.063 0.063 0.00
O3_Span O3_Span 07-Feb-2026 04:00:00 04:21:00 0.398 0.399 0.00
Zero Zero 07-Feb-2026 00:46:00 01:07:00 -0.001 0 0.00
SM NO NOX_Span NOX_Span 07-Feb-2026 04:00:00 04:21:00 337.70 348 -10.3 42.2
Zero Zero 07-Feb-2026 00:46:00 01:07:00 0.16 0 .16 3
NO2 Zero 07-Feb-2026 00:46:00 01:07:00 0.498 0 .5 3
NOX NOX_Span NOX_Span 07-Feb-2026 04:00:00 04:21:00 358.10 363 -4.9 43.2
Zero Zero 07-Feb-2026 00:46:00 01:07:00 0.66 0 .66 3
O3 Zero 07-Feb-2026 00:46:00 01:07:00 -0.001 0 0.00
UT CO Zero 07-Feb-2026 00:46:00 01:07:00 0.1 0 .15 .3
NO Zero 07-Feb-2026 00:46:00 01:07:00 0.080 0 .08 3
NO2 Zero 07-Feb-2026 00:46:00 01:07:00 1.415 0 1.42 3
NOX Zero 07-Feb-2026 00:46:00 01:07:00 1.495 0 1.5 3
O3 O3_Prec O3_Prec 07-Feb-2026 04:30:00 04:51:00 0.0 0.065 0.00 4.5
O3_Span O3_Span 07-Feb-2026 04:00:00 04:21:00 0.3 0.4 0.00 39.9
Zero Zero 07-Feb-2026 00:46:00 01:07:00 0.0 0 0.00
SO2 Zero 07-Feb-2026 00:46:00 01:07:00 0.209 0 .21 3
V4 NO NOX_Span NOX_Span 07-Feb-2026 04:00:00 04:21:00 382.20 405 -22.8 41.2
Zero Zero 07-Feb-2026 00:46:00 01:07:00 0.00 0 0.00 3
NO2 Zero 07-Feb-2026 00:46:00 01:07:00 -0.04 0 -.04 3
NOX NOX_Span NOX_Span 07-Feb-2026 04:00:00 04:21:00 385.20 410 -24.8 41.1
Zero Zero 07-Feb-2026 00:46:00 01:07:00 -0.05 0 -.05 3
O3 Zero 07-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