Latest Calibration Reports

Today’s Report: calibrations2026-04-10.CSV

Site Parameter Sequence Phase Start Time End Time Value Expected Value Error Drift Warning Limit
BV NO Zero Zero 10-Apr-2026 00:46:00 01:07:00 0.11 0 .11 3
NO2 Zero 10-Apr-2026 00:46:00 01:07:00 -0.034 0 -.03 3
NOX Zero 10-Apr-2026 00:46:00 01:07:00 0.08 0 .08 3
O3 O3_Prec O3_Prec 10-Apr-2026 04:30:00 04:51:00 0.065 0.066 0.00
O3_Span O3_Span 10-Apr-2026 04:00:00 04:21:00 0.400 0.401 0.00
Zero Zero 10-Apr-2026 00:46:00 01:07:00 -0.001 0 0.00
CV CO Zero 10-Apr-2026 00:46:00 01:07:00 0.0 0 .06 .3
NO Zero 10-Apr-2026 00:46:00 01:07:00 0.06 0 .06 3
NO2 Zero 10-Apr-2026 00:46:00 01:07:00 -0.074 0 -.07 3
NOX Zero 10-Apr-2026 00:46:00 01:07:00 -0.01 0 -.01 3
O3 O3_Prec O3_Prec 10-Apr-2026 04:30:00 04:51:00 0.064 0.0643 0.00
O3_Span O3_Span 10-Apr-2026 04:00:00 04:21:00 0.389 0.3954 -.01
Zero Zero 10-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 10-Apr-2026 00:46:00 01:07:00 0.341 0 .34 3
ED NO Zero 10-Apr-2026 00:46:00 01:07:00 0.02 0 .02 3
NO2 Zero 10-Apr-2026 00:46:00 01:07:00 0.047 0 .05 3
NOX Zero 10-Apr-2026 00:46:00 01:07:00 0.07 0 .07 3
O3 O3_Prec O3_Prec 10-Apr-2026 04:30:00 04:51:00 0.069 0.069 0.00
O3_Span O3_Span 10-Apr-2026 04:00:00 04:21:00 0.429 0.434 -.01
Zero Zero 10-Apr-2026 00:46:00 01:07:00 -0.001 0 0.00
EN NO Zero 10-Apr-2026 00:46:00 01:07:00 -0.22 0 -.22 3
NO2 Zero 10-Apr-2026 00:46:00 01:07:00 0.026 0 .03 3
NOX Zero 10-Apr-2026 00:46:00 01:07:00 -0.19 0 -.19 3
O3 Zero 10-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
H3 NO Zero 10-Apr-2026 00:46:00 01:07:00 -0.08 0 -.08 3
NO2 Zero 10-Apr-2026 00:46:00 01:07:00 0.068 0 .07 3
NOX Zero 10-Apr-2026 00:46:00 01:07:00 -0.01 0 -.01 3
O3 Zero 10-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
HC NO Zero 10-Apr-2026 00:46:00 01:07:00 0.09 0 .09 3
NO2 Zero 10-Apr-2026 00:46:00 01:07:00 -0.394 0 -.39 3
NOX Zero 10-Apr-2026 00:46:00 01:07:00 -0.30 0 -.3 3
O3 O3_Prec O3_Prec 10-Apr-2026 04:30:00 04:51:00 0.062 0.063 0.00
HC O3 O3_Span O3_Span 10-Apr-2026 04:00:00 04:21:00 0.401 0.4 0.00
Zero Zero 10-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
HV CO Zero 10-Apr-2026 00:46:00 01:07:00 0.1 0 .1 .3
NO Zero 10-Apr-2026 00:46:00 01:07:00 0.03 0 .03 3
NO2 Zero 10-Apr-2026 00:46:00 01:07:00 -0.057 0 -.06 3
NOX Zero 10-Apr-2026 00:46:00 01:07:00 -0.02 0 -.02 3
O3 O3_Prec O3_Prec 10-Apr-2026 04:30:00 04:51:00 0.071 0.072 0.00
O3_Span O3_Span 10-Apr-2026 04:00:00 04:21:00 0.401 0.403 0.00
Zero Zero 10-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
HW CO Zero 10-Apr-2026 00:46:00 01:07:00 0.0 0 .03 .3
DIFF DIFFPrec DIFFPrec 10-Apr-2026 04:31:00 04:56:00 69.1 72 -2.88 3.9
DIFFSpan DIFFSpan 10-Apr-2026 04:00:00 04:25:00 268.3 268 .3 16
NOY_Zero NOY_Zero 10-Apr-2026 02:00:00 02:35:00 0.4 0 .37 3
N500NO Zero Zero 10-Apr-2026 00:46:00 01:07:00 -0.051 0 -.05 3
N500NO2 Zero 10-Apr-2026 00:46:00 01:07:00 0.175 0 .18 3
N500NOX Zero 10-Apr-2026 00:46:00 01:07:00 0.124 * 0 .12
NO Zero 10-Apr-2026 00:46:00 01:07:00 0.03 0 .03 3
NO2 Zero 10-Apr-2026 00:46:00 01:07:00 0.087 0 .09 3
NOX Zero 10-Apr-2026 00:46:00 01:07:00 0.12 0 .12 3
NOY NOY_Zero NOY_Zero 10-Apr-2026 02:00:00 02:35:00 0.3 0 .33 3
O3 Zero Zero 10-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
SO2TRACE Zero 10-Apr-2026 00:46:00 01:07:00 0.789 0 .79 3
YNO NOY_Zero NOY_Zero 10-Apr-2026 02:00:00 02:35:00 0.0 0 -.04 3
LN CO Zero Zero 10-Apr-2026 00:46:00 01:07:00 0.0 0 .07 .3
NO Zero 10-Apr-2026 00:46:00 01:07:00 -0.12 0 -.12 3
NO2 NO2_PREC NO2_PREC 10-Apr-2026 04:30:00 04:51:00 63.080 64 -.92 9.6
NO2_SPAN NO2_SPAN 10-Apr-2026 04:00:00 04:21:00 243.100 245 -1.9 23.8
Zero Zero 10-Apr-2026 00:46:00 01:07:00 -0.131 0 -.13 3
NOX Zero 10-Apr-2026 00:46:00 01:07:00 -0.25 0 -.25 3
O3 Zero 10-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
M7 NO Zero 10-Apr-2026 00:46:00 01:07:00 0.06 0 .06 3
M7 NO2 NO2_Prec NO2_Prec 10-Apr-2026 04:30:00 04:51:00 59.590 65 -5.41 10.7
NO2_Span NO2_Span 10-Apr-2026 04:00:00 04:21:00 250.100 273 -22.9 26.5
Zero Zero 10-Apr-2026 00:46:00 01:07:00 -0.032 0 -.03 3
NOX Zero 10-Apr-2026 00:46:00 01:07:00 0.03 0 .03 3
O3 Zero 10-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
NR CO Zero 10-Apr-2026 00:46:00 01:07:00 0.0 0 -.09 .3
NO Zero 10-Apr-2026 00:46:00 01:07:00 0.01 0 .01 3
NO2 Zero 10-Apr-2026 00:46:00 01:07:00 0.004 0 0.00 3
NOX Zero 10-Apr-2026 00:46:00 01:07:00 0.01 0 .01 3
O3 O3_Prec O3_Prec 10-Apr-2026 04:30:00 04:51:00 0.065 0.065 0.00
O3_Span O3_Span 10-Apr-2026 04:00:00 04:21:00 0.401 0.4 0.00
Zero Zero 10-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
P2 NO Zero 10-Apr-2026 00:46:00 01:07:00 1.48 0 1.48 3
NO2 NO2_Prec NO2_Prec 10-Apr-2026 04:30:00 04:51:00 66.220 60.5 5.72 10.4
NO2_Span NO2_Span 10-Apr-2026 04:00:00 04:21:00 215.200 191 24.2 39.8
NO2_Span 10-Apr-2026 05:25:00 05:46:00 203.200 191 12.2 39.8
Zero Zero 10-Apr-2026 00:46:00 01:07:00 -0.616 0 -.62 3
NOX Zero 10-Apr-2026 00:46:00 01:07:00 0.86 0 .86 3
O3 Zero 10-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
RP CO Zero 10-Apr-2026 00:46:00 01:07:00 -0.1 0 -.1 .3
NO Zero 10-Apr-2026 00:46:00 01:07:00 0.38 0 .38 3
NO2 Zero 10-Apr-2026 00:46:00 01:07:00 -0.119 0 -.12 3
NOX Zero 10-Apr-2026 00:46:00 01:07:00 0.26 0 .26 3
O3 Zero 10-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 10-Apr-2026 00:46:00 01:07:00 0.918 0 .92 3
RS NO2TRACE NO2_Prec NO2_Prec 10-Apr-2026 04:30:00 04:51:00 53.400 52 1.4 9.7
NO2_Span NO2_Span 10-Apr-2026 04:00:00 04:21:00 174.500 156 18.5 21.7
NO2_Span 10-Apr-2026 05:24:00 05:45:00 155.600 156 -.4 21.7
ZERO ZERO 10-Apr-2026 00:46:00 01:07:00 -0.089 0 -.09 3
NOTRACE ZERO 10-Apr-2026 00:46:00 01:07:00 0.0 0 .01 3
NOXTRACE ZERO 10-Apr-2026 00:46:00 01:07:00 -0.1 0 -.08 3
SF NO Zero Zero 10-Apr-2026 00:46:00 01:07:00 0.00 0 0.00 3
NO2 NO2_Prec NO2_Prec 10-Apr-2026 04:30:00 04:51:00 65.620 65 .62 8.9
NO2_Span NO2_Span 10-Apr-2026 04:00:00 04:21:00 265.400 268 -2.6 25.3
Zero Zero 10-Apr-2026 00:46:00 01:07:00 -0.061 0 -.06 3
NOX Zero 10-Apr-2026 00:46:00 01:07:00 -0.06 0 -.06 3
O3 Zero 10-Apr-2026 00:46:00 01:07:00 -0.001 0 0.00
SM NO Zero 10-Apr-2026 00:46:00 01:07:00 -0.04 0 -.04 3
NO2 NO2_Prec NO2_Prec 10-Apr-2026 04:30:00 04:51:00 81.200 78.2 3 9.8
NO2_Prec 10-Apr-2026 05:21:00 05:42:00 82.000 78.2 3.8 9.8
NO2_Span NO2_Span 10-Apr-2026 04:00:00 04:21:00 289.600 276.5 13.1 26.6
Zero Zero 10-Apr-2026 00:46:00 01:07:00 0.077 0 .08 3
NOX Zero 10-Apr-2026 00:46:00 01:07:00 0.04 0 .04 3
O3 Zero 10-Apr-2026 00:46:00 01:07:00 -0.002 0 0.00
UT CO Zero 10-Apr-2026 00:46:00 01:07:00 0.0 0 .08 .3
NO Zero 10-Apr-2026 00:46:00 01:07:00 0.015 0 .02 3
NO2 NO2_Prec NO2_Prec 10-Apr-2026 04:30:00 04:51:00 67.320 66 1.32 10.2
NO2_Span NO2_Span 10-Apr-2026 04:00:00 04:21:00 262.700 256 6.7 26.5
Zero Zero 10-Apr-2026 00:46:00 01:07:00 0.058 0 .06 3
NOX Zero 10-Apr-2026 00:46:00 01:07:00 0.074 0 .07 3
O3 Zero 10-Apr-2026 00:46:00 01:07:00 0.0 0 0.00
SO2 Zero 10-Apr-2026 00:46:00 01:07:00 0.569 0 .57 3
V4 NO Zero 10-Apr-2026 00:46:00 01:07:00 0.02 0 .02 3
NO2 NO2_Prec NO2_Prec 10-Apr-2026 04:30:00 04:51:00 68.93 74 -5.07 9.8
NO2_Span NO2_Span 10-Apr-2026 04:00:00 04:21:00 256.10 264 -7.9 26.5
Zero Zero 10-Apr-2026 00:46:00 01:07:00 -0.09 0 -.09 3
NOX Zero 10-Apr-2026 00:46:00 01:07:00 -0.07 0 -.07 3
O3 Zero 10-Apr-2026 00:46:00 01:07:00 -0.002 0 0.00
* - Drift limit exceeded
** - Out of control limit exceeded

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

Site Parameter Sequence Phase Start Time End Time Value Expected Value Error Drift Warning Limit
BV NO Zero Zero 09-Apr-2026 00:46:00 01:07:00 0.15 0 .15 3
NO2 Zero 09-Apr-2026 00:46:00 01:07:00 -0.042 0 -.04 3
NOX Zero 09-Apr-2026 00:46:00 01:07:00 0.11 0 .11 3
O3 Zero 09-Apr-2026 00:46:00 01:07:00 -0.001 0 0.00
CV CO Zero 09-Apr-2026 00:46:00 01:07:00 0.0 0 .06 .3
NO Zero 09-Apr-2026 00:46:00 01:07:00 0.01 0 .01 3
NO2 Zero 09-Apr-2026 00:46:00 01:07:00 -0.063 0 -.06 3
NOX Zero 09-Apr-2026 00:46:00 01:07:00 -0.06 0 -.06 3
O3 Zero 09-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 09-Apr-2026 00:46:00 01:07:00 0.433 0 .43 3
ED NO Zero 09-Apr-2026 00:46:00 01:07:00 0.13 0 .13 3
NO2 Zero 09-Apr-2026 00:46:00 01:07:00 -0.105 0 -.11 3
NOX Zero 09-Apr-2026 00:46:00 01:07:00 0.03 0 .03 3
O3 Zero 09-Apr-2026 00:46:00 01:07:00 -0.001 0 0.00
EN NO Zero 09-Apr-2026 00:46:00 01:07:00 -0.05 0 -.05 3
NO2 Zero 09-Apr-2026 00:46:00 01:07:00 -0.089 0 -.09 3
NOX Zero 09-Apr-2026 00:46:00 01:07:00 -0.14 0 -.14 3
O3 Zero 09-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
H3 NO Zero 09-Apr-2026 00:46:00 01:07:00 0.15 0 .15 3
NO2 Zero 09-Apr-2026 00:46:00 01:07:00 0.052 0 .05 3
NOX Zero 09-Apr-2026 00:46:00 01:07:00 0.20 0 .2 3
O3 Zero 09-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
HC NO NOX_Span NOX_Span 09-Apr-2026 04:00:00 04:21:00 379.20 382 -2.8 43.1
Zero Zero 09-Apr-2026 00:46:00 01:07:00 0.10 0 .1 3
NO2 Zero 09-Apr-2026 00:46:00 01:07:00 -0.385 0 -.39 3
NOX NOX_Span NOX_Span 09-Apr-2026 04:00:00 04:21:00 397.70 396 1.7 43.2
Zero Zero 09-Apr-2026 00:46:00 01:07:00 -0.28 0 -.28 3
O3 Zero 09-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
HV CO Zero 09-Apr-2026 00:46:00 01:07:00 0.0 0 .08 .3
NO Zero 09-Apr-2026 00:46:00 01:07:00 -0.10 0 -.1 3
NO2 Zero 09-Apr-2026 00:46:00 01:07:00 0.002 0 0.00 3
NOX Zero 09-Apr-2026 00:46:00 01:07:00 -0.10 0 -.1 3
HV O3 Zero Zero 09-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
HW CO Zero 09-Apr-2026 00:46:00 01:07:00 0.0 0 .06 .3
DIFF NOY_Zero NOY_Zero 09-Apr-2026 02:00:00 02:35:00 0.3 0 .28 3
N500NO Zero Zero 09-Apr-2026 00:46:00 01:07:00 -0.251 0 -.25 3
N500NO2 Zero 09-Apr-2026 00:46:00 01:07:00 0.059 0 .06 3
N500NOX Zero 09-Apr-2026 00:46:00 01:07:00 -0.192 * 0 -.19
NO Zero 09-Apr-2026 00:46:00 01:07:00 -0.01 0 -.01 3
NO2 Zero 09-Apr-2026 00:46:00 01:07:00 0.046 0 .05 3
NOX Zero 09-Apr-2026 00:46:00 01:07:00 0.04 0 .04 3
NOY NOY_Zero NOY_Zero 09-Apr-2026 02:00:00 02:35:00 0.3 0 .26 3
NOYNOSpa NOYNOSpa 09-Apr-2026 04:00:00 04:21:00 443.0 443 0.00 18.3
O3 Zero Zero 09-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
SO2TRACE Zero 09-Apr-2026 00:46:00 01:07:00 0.793 0 .79 3
YNO NOY_Zero NOY_Zero 09-Apr-2026 02:00:00 02:35:00 0.0 0 -.02 3
NOYNOSpa NOYNOSpa 09-Apr-2026 04:00:00 04:21:00 433.3 435 -1.7 18
LN CO Zero Zero 09-Apr-2026 00:46:00 01:07:00 0.0 0 .06 .3
NO Zero 09-Apr-2026 00:46:00 01:07:00 0.05 0 .05 3
NO2 Zero 09-Apr-2026 00:46:00 01:07:00 -0.088 0 -.09 3
NOX Zero 09-Apr-2026 00:46:00 01:07:00 -0.04 0 -.04 3
O3 Zero 09-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
M7 NO Zero 09-Apr-2026 00:46:00 01:07:00 0.01 0 .01 3
NO2 Zero 09-Apr-2026 00:46:00 01:07:00 -0.056 0 -.06 3
NOX Zero 09-Apr-2026 00:46:00 01:07:00 -0.05 0 -.05 3
O3 Zero 09-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
NR CO Zero 09-Apr-2026 00:46:00 01:07:00 0.0 0 -.08 .3
NO Zero 09-Apr-2026 00:46:00 01:07:00 0.04 0 .04 3
NO2 Zero 09-Apr-2026 00:46:00 01:07:00 -0.047 0 -.05 3
NOX Zero 09-Apr-2026 00:46:00 01:07:00 -0.01 0 -.01 3
O3 Zero 09-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
P2 NO Zero 09-Apr-2026 00:46:00 01:07:00 1.49 0 1.49 3
NO2 Zero 09-Apr-2026 00:46:00 01:07:00 -0.681 0 -.68 3
P2 NOX Zero Zero 09-Apr-2026 00:46:00 01:07:00 0.80 0 .8 3
O3 O3_Prec O3_Prec 09-Apr-2026 04:30:00 04:51:00 0.065 0.067 0.00
O3_Span O3_Span 09-Apr-2026 04:00:00 04:21:00 0.403 0.403 0.00
Zero Zero 09-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
RP CO Zero 09-Apr-2026 00:46:00 01:07:00 0.0 0 -.08 .3
NO Zero 09-Apr-2026 00:46:00 01:07:00 0.47 0 .47 3
NO2 Zero 09-Apr-2026 00:46:00 01:07:00 -0.345 0 -.35 3
NOX Zero 09-Apr-2026 00:46:00 01:07:00 0.12 0 .12 3
O3 Zero 09-Apr-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 09-Apr-2026 00:46:00 01:07:00 1.030 0 1.03 3
RS NO2TRACE ZERO ZERO 09-Apr-2026 00:46:00 01:07:00 -0.094 0 -.09 3
NOTRACE ZERO 09-Apr-2026 00:46:00 01:07:00 0.0 0 -.01 3
NOXTRACE ZERO 09-Apr-2026 00:46:00 01:07:00 -0.1 0 -.11 3
SF NO Zero Zero 09-Apr-2026 00:46:00 01:07:00 -0.11 0 -.11 3
NO2 Zero 09-Apr-2026 00:46:00 01:07:00 0.038 0 .04 3
NOX Zero 09-Apr-2026 00:46:00 01:07:00 -0.07 0 -.07 3
O3 Zero 09-Apr-2026 00:46:00 01:07:00 -0.001 0 0.00
SM NO Zero 09-Apr-2026 00:46:00 01:07:00 0.18 0 .18 3
NO2 Zero 09-Apr-2026 00:46:00 01:07:00 -0.147 0 -.15 3
NOX Zero 09-Apr-2026 00:46:00 01:07:00 0.04 0 .04 3
O3 Zero 09-Apr-2026 00:46:00 01:07:00 -0.002 0 0.00
UT CO Zero 09-Apr-2026 00:46:00 01:07:00 0.0 0 .05 .3
NO NOX_Span NOX_Span 09-Apr-2026 04:00:00 04:21:00 379.600 397 -17.4 40.7
Zero Zero 09-Apr-2026 00:46:00 01:07:00 0.024 0 .02 3
NO2 Zero 09-Apr-2026 00:46:00 01:07:00 0.001 0 0.00 3
NOX NOX_Span NOX_Span 09-Apr-2026 04:00:00 04:21:00 386.300 402 -15.7 41
Zero Zero 09-Apr-2026 00:46:00 01:07:00 0.025 0 .03 3
O3 Zero 09-Apr-2026 00:46:00 01:07:00 0.0 0 0.00
SO2 Zero 09-Apr-2026 00:46:00 01:07:00 0.595 0 .6 3
V4 NO Zero 09-Apr-2026 00:46:00 01:07:00 0.00 0 0.00 3
NO2 Zero 09-Apr-2026 00:46:00 01:07:00 -0.07 0 -.07 3
V4 NOX Zero Zero 09-Apr-2026 00:46:00 01:07:00 -0.07 0 -.07 3
O3 Zero 09-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