Latest Calibration Reports

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

Yesterday’s Report: calibrations2026-09-04.CSV

Site Parameter Sequence Phase Start Time End Time Value Expected Value Error Drift Warning Limit
BV NO Zero Zero 04-Sep-2026 00:46:00 01:07:00 -0.03 0 -.03 3
NO2 Zero 04-Sep-2026 00:46:00 01:07:00 -0.047 0 -.05 3
NOX Zero 04-Sep-2026 00:46:00 01:07:00 -0.08 0 -.08 3
O3 O3_Prec O3_Prec 04-Sep-2026 04:30:00 04:51:00 0.069 0.068 0.00
O3_Span O3_Span 04-Sep-2026 04:00:00 04:21:00 0.402 0.402 0.00
Zero Zero 04-Sep-2026 00:46:00 01:07:00 -0.001 0 0.00
CV CO Zero 04-Sep-2026 00:46:00 01:07:00 0.0 0 .07 .3
NO Zero 04-Sep-2026 00:46:00 01:07:00 -0.16 0 -.16 3
NO2 Zero 04-Sep-2026 00:46:00 01:07:00 -0.132 0 -.13 3
NOX Zero 04-Sep-2026 00:46:00 01:07:00 -0.29 0 -.29 3
O3 O3_Prec O3_Prec 04-Sep-2026 04:30:00 04:51:00 0.066 0.0648 0.00
O3_Span O3_Span 04-Sep-2026 04:00:00 04:21:00 0.401 0.4 0.00
Zero Zero 04-Sep-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 04-Sep-2026 00:46:00 01:07:00 0.451 0 .45 3
ED NO Zero 04-Sep-2026 00:46:00 01:07:00 -0.06 0 -.06 3
NO2 Zero 04-Sep-2026 00:46:00 01:07:00 -0.004 0 0.00 3
NOX Zero 04-Sep-2026 00:46:00 01:07:00 -0.06 0 -.06 3
O3 O3_Prec O3_Prec 04-Sep-2026 04:30:00 04:51:00 0.066 0.066 0.00
O3_Span O3_Span 04-Sep-2026 04:00:00 04:21:00 0.404 0.403 0.00
Zero Zero 04-Sep-2026 00:46:00 01:07:00 0.000 0 0.00
EN NO Zero 04-Sep-2026 00:46:00 01:07:00 -0.01 0 -.01 3
NO2 Zero 04-Sep-2026 00:46:00 01:07:00 -0.076 0 -.08 3
NOX Zero 04-Sep-2026 00:46:00 01:07:00 -0.09 0 -.09 3
O3 Zero 04-Sep-2026 00:46:00 01:07:00 0.000 0 0.00
H3 NO Zero 04-Sep-2026 00:46:00 01:07:00 -0.04 0 -.04 3
NO2 Zero 04-Sep-2026 00:46:00 01:07:00 -0.053 0 -.05 3
NOX Zero 04-Sep-2026 00:46:00 01:07:00 -0.09 0 -.09 3
O3 Zero 04-Sep-2026 00:46:00 01:07:00 0.000 0 0.00
HC NO Zero 04-Sep-2026 00:46:00 01:07:00 0.20 0 .2 3
NO2 Zero 04-Sep-2026 00:46:00 01:07:00 -0.353 0 -.35 3
NOX Zero 04-Sep-2026 00:46:00 01:07:00 -0.16 0 -.16 3
O3 O3_Prec O3_Prec 04-Sep-2026 04:30:00 04:51:00 0.063 0.062 0.00
HC O3 O3_Span O3_Span 04-Sep-2026 04:00:00 04:21:00 0.399 0.394 .01
Zero Zero 04-Sep-2026 00:46:00 01:07:00 0.000 0 0.00
HV CO Zero 04-Sep-2026 00:46:00 01:07:00 0.0 0 .09 .3
NO Zero 04-Sep-2026 00:46:00 01:07:00 0.05 0 .05 3
NO2 Zero 04-Sep-2026 00:46:00 01:07:00 0.154 0 .15 3
NOX Zero 04-Sep-2026 00:46:00 01:07:00 0.21 0 .21 3
O3 O3_Prec O3_Prec 04-Sep-2026 04:30:00 04:51:00 0.073 0.072 0.00
O3_Span O3_Span 04-Sep-2026 04:00:00 04:21:00 0.405 0.403 0.00
Zero Zero 04-Sep-2026 00:46:00 01:07:00 0.000 0 0.00
HW CO Zero 04-Sep-2026 00:46:00 01:07:00 0.0 0 -.08 .3
DIFF DIFFPrec DIFFPrec 04-Sep-2026 04:31:00 04:56:00 59.9 * 67 -7.12 3.9
DIFFSpan DIFFSpan 04-Sep-2026 04:00:00 04:25:00 264.6 270 -5.4 16
NOY_Zero NOY_Zero 04-Sep-2026 02:00:00 02:35:00 -0.6 0 -.64 3
N500NO Zero Zero 04-Sep-2026 00:46:00 01:07:00 0.181 0 .18 3
N500NO2 Zero 04-Sep-2026 00:46:00 01:07:00 0.492 0 .49 3
N500NOX Zero 04-Sep-2026 00:46:00 01:07:00 0.673 * 0 .67
NO Zero 04-Sep-2026 00:46:00 01:07:00 0.10 0 .1 3
NO2 Zero 04-Sep-2026 00:46:00 01:07:00 0.051 0 .05 3
NOX Zero 04-Sep-2026 00:46:00 01:07:00 0.15 0 .15 3
NOY NOY_Zero NOY_Zero 04-Sep-2026 02:00:00 02:35:00 -0.7 0 -.66 3
O3 Zero Zero 04-Sep-2026 00:46:00 01:07:00 0.000 0 0.00
SO2TRACE Zero 04-Sep-2026 00:46:00 01:07:00 0.747 0 .75 3
YNO NOY_Zero NOY_Zero 04-Sep-2026 02:00:00 02:35:00 0.0 0 -.02 3
LN CO Zero Zero 04-Sep-2026 00:46:00 01:07:00 0.1 0 .17 .3
NO Zero 04-Sep-2026 00:46:00 01:07:00 -0.08 0 -.08 3
NO2 NO2_PREC NO2_PREC 04-Sep-2026 04:30:00 04:51:00 64.040 64.8 -.76 9.6
NO2_SPAN NO2_SPAN 04-Sep-2026 04:00:00 04:21:00 246.600 243.4 3.2 23.8
Zero Zero 04-Sep-2026 00:46:00 01:07:00 -0.166 0 -.17 3
NOX Zero 04-Sep-2026 00:46:00 01:07:00 -0.24 0 -.24 3
O3 Zero 04-Sep-2026 00:46:00 01:07:00 0.000 0 0.00
M7 NO Zero 04-Sep-2026 00:46:00 01:07:00 0.03 0 .03 3
M7 NO2 NO2_Prec NO2_Prec 04-Sep-2026 04:30:00 04:51:00 60.900 62 -1.1 10.7
NO2_Span NO2_Span 04-Sep-2026 04:00:00 04:21:00 234.600 246 -11.4 26.5
Zero Zero 04-Sep-2026 00:46:00 01:07:00 -0.138 0 -.14 3
NOX Zero 04-Sep-2026 00:46:00 01:07:00 -0.11 0 -.11 3
O3 Zero 04-Sep-2026 00:46:00 01:07:00 0.000 0 0.00
NR CO Zero 04-Sep-2026 00:46:00 01:07:00 0.0 0 -.08 .3
NO Zero 04-Sep-2026 00:46:00 01:07:00 0.01 0 .01 3
NO2 Zero 04-Sep-2026 00:46:00 01:07:00 -0.140 0 -.14 3
NOX Zero 04-Sep-2026 00:46:00 01:07:00 -0.13 0 -.13 3
O3 O3_Prec O3_Prec 04-Sep-2026 04:30:00 04:51:00 0.065 0.065 0.00
O3_Span O3_Span 04-Sep-2026 04:00:00 04:21:00 0.402 0.4 0.00
Zero Zero 04-Sep-2026 00:46:00 01:07:00 0.000 0 0.00
P2 NO Zero 04-Sep-2026 00:46:00 01:07:00 1.59 0 1.59 3
NO2 NO2_Prec NO2_Prec 04-Sep-2026 04:30:00 04:51:00 67.760 66 1.76 10.4
NO2_Span NO2_Span 04-Sep-2026 04:00:00 04:21:00 214.400 207 7.4 39.8
Zero Zero 04-Sep-2026 00:46:00 01:07:00 -0.355 0 -.36 3
NOX Zero 04-Sep-2026 00:46:00 01:07:00 1.24 0 1.24 3
O3 Zero 04-Sep-2026 00:46:00 01:07:00 0.000 0 0.00
RP CO Zero 04-Sep-2026 00:46:00 01:07:00 0.0 0 -.07 .3
NO Zero 04-Sep-2026 00:46:00 01:07:00 0.23 0 .23 3
NO2 Zero 04-Sep-2026 00:46:00 01:07:00 -0.249 0 -.25 3
NOX Zero 04-Sep-2026 00:46:00 01:07:00 -0.02 0 -.02 3
O3 Zero 04-Sep-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 04-Sep-2026 00:46:00 01:07:00 0.258 0 .26 3
RS NO2TRACE NO2_Prec NO2_Prec 04-Sep-2026 04:30:00 04:51:00 71.420 67 4.42 9.7
NO2_Span NO2_Span 04-Sep-2026 04:00:00 04:21:00 299.800 * 276 23.8 21.7
NO2_Span 04-Sep-2026 05:52:00 06:13:00 264.400 276 -11.6 21.7
ZERO ZERO 04-Sep-2026 00:46:00 01:07:00 -1.595 0 -1.6 3
NOTRACE ZERO 04-Sep-2026 00:46:00 01:07:00 0.0 0 .01 3
NOXTRACE ZERO 04-Sep-2026 00:46:00 01:07:00 -1.6 0 -1.59 3
SF NO Zero Zero 04-Sep-2026 00:46:00 01:07:00 0.06 0 .06 3
SF NO2 NO2_Prec NO2_Prec 04-Sep-2026 04:30:00 04:51:00 65.520 64 1.52 8.9
NO2_Span NO2_Span 04-Sep-2026 04:00:00 04:21:00 254.000 253 1 25.3
Zero Zero 04-Sep-2026 00:46:00 01:07:00 -0.055 0 -.06 3
NOX Zero 04-Sep-2026 00:46:00 01:07:00 0.01 0 .01 3
O3 Zero 04-Sep-2026 00:46:00 01:07:00 0.000 0 0.00
SM NO Zero 04-Sep-2026 00:46:00 01:07:00 0.14 0 .14 3
NO2 NO2_Prec NO2_Prec 04-Sep-2026 04:30:00 04:51:00 73.580 74.35 -.77 9.8
NO2_Span NO2_Span 04-Sep-2026 04:00:00 04:21:00 262.900 262.3 .6 26.6
Zero Zero 04-Sep-2026 00:46:00 01:07:00 -1.261 0 -1.26 3
NOX Zero 04-Sep-2026 00:46:00 01:07:00 -1.13 0 -1.13 3
O3 Zero 04-Sep-2026 00:46:00 01:07:00 0.000 0 0.00
UT CO Zero 04-Sep-2026 00:46:00 01:07:00 0.1 0 .15 .3
NO Zero 04-Sep-2026 00:46:00 01:07:00 -0.123 0 -.12 3
NO2 NO2_Prec NO2_Prec 04-Sep-2026 04:30:00 04:51:00 68.310 68 .31 10.2
NO2_Span NO2_Span 04-Sep-2026 04:00:00 04:21:00 258.000 261 -3 26.5
Zero Zero 04-Sep-2026 00:46:00 01:07:00 -0.060 0 -.06 3
NOX Zero 04-Sep-2026 00:46:00 01:07:00 -0.183 0 -.18 3
O3 Zero 04-Sep-2026 00:46:00 01:07:00 0.0 0 0.00
SO2 Zero 04-Sep-2026 00:46:00 01:07:00 0.549 0 .55 3
V4 NO Zero 04-Sep-2026 00:46:00 01:07:00 -0.02 0 -.02 3
NO2 NO2_Prec NO2_Prec 04-Sep-2026 04:30:00 04:51:00 70.34 70 .34 9.8
NO2_Span NO2_Span 04-Sep-2026 04:00:00 04:21:00 264.30 262 2.3 26.5
Zero Zero 04-Sep-2026 00:46:00 01:07:00 0.01 0 .01 3
NOX Zero 04-Sep-2026 00:46:00 01:07:00 -0.01 0 -.01 3
O3 Zero 04-Sep-2026 00:46:00 01:07:00 0.000 0 0.00
* - Drift limit exceeded
** - Out of control limit exceeded

First Report: calibrations2020-03-26.PDF