Latest Calibration Reports

Today’s Report: calibrations2026-08-15.CSV

Site Parameter Sequence Phase Start Time End Time Value Expected Value Error Drift Warning Limit
BV NO Zero Zero 15-Aug-2026 00:46:00 01:07:00 -0.03 0 -.03 3
NO2 NO2_Prec NO2_Prec 15-Aug-2026 04:30:00 04:51:00 74.450 73 1.45 10.4
NO2_Span NO2_Span 15-Aug-2026 04:00:00 04:21:00 270.000 * 260 10
Zero Zero 15-Aug-2026 00:46:00 01:07:00 0.120 0 .12 3
NOX Zero 15-Aug-2026 00:46:00 01:07:00 0.10 0 .1 3
O3 Zero 15-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
CV CO Zero 15-Aug-2026 00:46:00 01:07:00 0.0 0 .05 .3
NO Zero 15-Aug-2026 00:46:00 01:07:00 -0.60 0 -.6 3
NO2 NO2_Prec NO2_Prec 15-Aug-2026 04:30:00 04:51:00 65.190 63 2.19 11.4
NO2_Span NO2_Span 15-Aug-2026 04:00:00 04:21:00 266.000 244 22 34.1
Zero Zero 15-Aug-2026 00:46:00 01:07:00 -0.010 0 -.01 3
NOX Zero 15-Aug-2026 00:46:00 01:07:00 -0.61 0 -.61 3
O3 Zero 15-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 15-Aug-2026 00:46:00 01:07:00 0.272 0 .27 3
ED NO Zero 15-Aug-2026 00:46:00 01:07:00 -0.16 0 -.16 3
NO2 NO2_Prec NO2_Prec 15-Aug-2026 04:35:00 04:56:00 73.080 70 3.08 10.2
NO2_Span NO2_Span 15-Aug-2026 04:00:00 04:21:00 258.700 259 -.3 21.1
Zero Zero 15-Aug-2026 00:46:00 01:07:00 0.063 0 .06 3
NOX Zero 15-Aug-2026 00:46:00 01:07:00 -0.10 0 -.1 3
O3 Zero 15-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
EN NO Zero 15-Aug-2026 00:46:00 01:07:00 -0.25 0 -.25 3
NO2 Zero 15-Aug-2026 00:46:00 01:07:00 0.087 0 .09 3
NOX Zero 15-Aug-2026 00:46:00 01:07:00 -0.16 0 -.16 3
O3 O3_Prec O3_Prec 15-Aug-2026 04:30:00 04:51:00 0.060 0.061 0.00
O3_Span O3_Span 15-Aug-2026 04:00:00 04:21:00 0.399 0.403 0.00
Zero Zero 15-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
H3 NO Zero 15-Aug-2026 00:46:00 01:07:00 -0.13 0 -.13 3
NO2 Zero 15-Aug-2026 00:46:00 01:07:00 0.065 0 .07 3
NOX Zero 15-Aug-2026 00:46:00 01:07:00 -0.06 0 -.06 3
O3 O3_Prec O3_Prec 15-Aug-2026 04:30:00 04:50:00 0.063 0.065 0.00
O3_Span O3_Span 15-Aug-2026 04:00:00 04:21:00 0.398 0.405 -.01
Zero Zero 15-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
HC NO Zero Zero 15-Aug-2026 00:46:00 01:07:00 0.14 0 .15 3
NO2 Zero 15-Aug-2026 00:46:00 01:07:00 -0.261 0 -.26 3
NOX Zero 15-Aug-2026 00:46:00 01:07:00 -0.12 0 -.12 3
O3 Zero 15-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
HV CO Zero 15-Aug-2026 00:46:00 01:07:00 0.0 0 .07 .3
NO NOX_Span NOX_Span 15-Aug-2026 04:00:00 04:20:00 351.30 369 -17.7 42.2
Zero Zero 15-Aug-2026 00:46:00 01:07:00 0.15 0 .15 3
NO2 Zero 15-Aug-2026 00:46:00 01:07:00 0.201 0 .2 3
NOX NOX_Span NOX_Span 15-Aug-2026 04:00:00 04:20:00 377.80 384 -6.2 43
Zero Zero 15-Aug-2026 00:46:00 01:07:00 0.35 0 .35 3
O3 Zero 15-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
LN CO Zero 15-Aug-2026 00:46:00 01:07:00 0.0 0 .05 .3
NO NOX_Span NOX_Span 15-Aug-2026 04:00:00 04:21:00 422.90 428 -5.1 43.4
Zero Zero 15-Aug-2026 00:46:00 01:07:00 -0.13 0 -.13 3
NO2 Zero 15-Aug-2026 00:46:00 01:07:00 0.076 0 .08 3
NOX NOX_Span NOX_Span 15-Aug-2026 04:00:00 04:21:00 432.00 431.8 .2 44.1
Zero Zero 15-Aug-2026 00:46:00 01:07:00 -0.05 0 -.05 3
O3 Zero 15-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
M7 NO Zero 15-Aug-2026 00:46:00 01:07:00 0.14 0 .15 3
NO2 Zero 15-Aug-2026 00:46:00 01:07:00 -0.052 0 -.05 3
NOX Zero 15-Aug-2026 00:46:00 01:07:00 0.09 0 .09 3
O3 O3_Prec O3_Prec 15-Aug-2026 04:30:00 04:51:00 0.072 0.0728 0.00
O3_Span O3_Span 15-Aug-2026 04:00:00 04:21:00 0.417 0.409 .01 .4
Zero Zero 15-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
NR CO CO_Prec CO_Prec 15-Aug-2026 04:30:00 04:51:00 3.5 3.6 -.01 .4
CO_Span CO_Span 15-Aug-2026 04:00:00 04:21:00 38.6 39.7 -1.05 3.8
Zero Zero 15-Aug-2026 00:46:00 01:07:00 -0.1 0 -.19 .3
NO Zero 15-Aug-2026 00:46:00 01:07:00 0.02 0 .02 3
NO2 Zero 15-Aug-2026 00:46:00 01:07:00 0.000 0 0.00 3
NOX Zero 15-Aug-2026 00:46:00 01:07:00 0.02 0 .02 3
O3 Zero 15-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
P2 NO NOX_Span NOX_Span 15-Aug-2026 04:00:00 04:20:00 382.30 378 4.3 42
Zero Zero 15-Aug-2026 00:46:00 01:07:00 1.03 0 1.04 3
NO2 Zero 15-Aug-2026 00:46:00 01:07:00 -0.335 0 -.34 3
NOX NOX_Span NOX_Span 15-Aug-2026 04:00:00 04:20:00 392.60 381 11.6 42
Zero Zero 15-Aug-2026 00:46:00 01:07:00 0.70 0 .7 3
O3 Zero 15-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
RP CO Zero 15-Aug-2026 00:46:00 01:07:00 0.0 0 -.02 .3
NO Zero 15-Aug-2026 00:46:00 01:07:00 -0.16 0 -.16 3
NO2 Zero 15-Aug-2026 00:46:00 01:07:00 0.159 0 .16 3
NOX Zero 15-Aug-2026 00:46:00 01:07:00 0.00 0 0.00 3
O3 Zero 15-Aug-2026 00:46:00 01:07:00 -0.001 0 0.00
SO2 SO2_Prec SO2_Prec 15-Aug-2026 04:35:00 05:05:00 61.250 65 -3.75 6.4
SO2_Span SO2_Span 15-Aug-2026 04:00:00 04:30:00 396.000 407 -11 40.5
Zero Zero 15-Aug-2026 00:46:00 01:07:00 0.026 0 .03 3
RS NO2TRACE ZERO ZERO 15-Aug-2026 00:46:00 01:07:00 -1.497 0 -1.5 3
NOTRACE NOX_Span NOX_Span 15-Aug-2026 04:00:00 04:21:00 384.7 395 -10.3 43.7
ZERO ZERO 15-Aug-2026 00:46:00 01:07:00 0.2 0 .18 3
NOXTRACE NOX_Span NOX_Span 15-Aug-2026 04:00:00 04:21:00 385.7 394 -8.3 43.1
ZERO ZERO 15-Aug-2026 00:46:00 01:07:00 -1.3 0 -1.32 3
SF NO Zero Zero 15-Aug-2026 00:46:00 01:07:00 -0.14 0 -.14 3
NO2 Zero 15-Aug-2026 00:46:00 01:07:00 0.160 0 .16 3
NOX Zero 15-Aug-2026 00:46:00 01:07:00 0.02 0 .02 3
O3 O3_Prec O3_Prec 15-Aug-2026 04:30:00 04:51:00 0.063 0.064 0.00
O3_Span O3_Span 15-Aug-2026 04:00:00 04:21:00 0.401 0.401 0.00
Zero Zero 15-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
SM NO NOX_Span NOX_Span 15-Aug-2026 04:00:00 04:21:00 380.40 387.3 -6.9 42.2
Zero Zero 15-Aug-2026 00:46:00 01:07:00 0.08 0 .08 3
NO2 Zero 15-Aug-2026 00:46:00 01:07:00 0.006 0 .01 3
NOX NOX_Span NOX_Span 15-Aug-2026 04:00:00 04:21:00 399.60 399.7 -.1 43.2
Zero Zero 15-Aug-2026 00:46:00 01:07:00 0.09 0 .09 3
O3 Zero 15-Aug-2026 00:46:00 01:07:00 -0.001 0 0.00
UT CO Zero Zero 15-Aug-2026 00:46:00 01:07:00 0.0 0 -.02 .3
NO Zero 15-Aug-2026 00:46:00 01:07:00 -0.091 0 -.09 3
NO2 Zero 15-Aug-2026 00:46:00 01:07:00 0.028 0 .03 3
NOX Zero 15-Aug-2026 00:46:00 01:07:00 -0.063 0 -.06 3
O3 O3_Prec O3_Prec 15-Aug-2026 04:30:00 04:51:00 0.0 0.064 0.00 4.5
O3_Span O3_Span 15-Aug-2026 04:00:00 04:21:00 0.3 0.404 -.01 39.9
Zero Zero 15-Aug-2026 00:46:00 01:07:00 0.0 0 0.00
SO2 Zero 15-Aug-2026 00:46:00 01:07:00 0.412 0 .41 3
V4 NO NOX_Span NOX_Span 15-Aug-2026 04:00:00 04:21:00 392.90 393 -.1 41.2
Zero Zero 15-Aug-2026 00:46:00 01:07:00 -0.15 0 -.15 3
NO2 Zero 15-Aug-2026 00:46:00 01:07:00 0.10 0 .1 3
NOX NOX_Span NOX_Span 15-Aug-2026 04:00:00 04:21:00 392.20 391 1.2 41.1
Zero Zero 15-Aug-2026 00:46:00 01:07:00 -0.04 0 -.04 3
O3 Zero 15-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
* - Drift limit exceeded
** - Out of control limit exceeded

Yesterday’s Report: calibrations2026-08-14.CSV

Site Parameter Sequence Phase Start Time End Time Value Expected Value Error Drift Warning Limit
BV NO Zero Zero 14-Aug-2026 00:46:00 01:07:00 0.08 0 .08 3
NO2 Zero 14-Aug-2026 00:46:00 01:07:00 0.055 0 .06 3
NOX Zero 14-Aug-2026 00:46:00 01:07:00 0.13 0 .13 3
O3 O3_Prec O3_Prec 14-Aug-2026 04:30:00 04:51:00 0.065 0.066 0.00
O3_Span O3_Span 14-Aug-2026 04:00:00 04:21:00 0.401 0.401 0.00
Zero Zero 14-Aug-2026 00:46:00 01:07:00 -0.001 0 0.00
CV CO Zero 14-Aug-2026 00:46:00 01:07:00 0.0 0 .05 .3
NO Zero 14-Aug-2026 00:46:00 01:07:00 -0.64 0 -.64 3
NO2 Zero 14-Aug-2026 00:46:00 01:07:00 -0.099 0 -.1 3
NOX Zero 14-Aug-2026 00:46:00 01:07:00 -0.74 0 -.74 3
O3 O3_Prec O3_Prec 14-Aug-2026 04:30:00 04:51:00 0.065 0.0648 0.00
O3_Span O3_Span 14-Aug-2026 04:00:00 04:21:00 0.402 0.4 0.00
Zero Zero 14-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
SO2 Zero 14-Aug-2026 00:46:00 01:07:00 0.252 0 .25 3
ED NO Zero 14-Aug-2026 00:46:00 01:07:00 -0.03 0 -.03 3
NO2 Zero 14-Aug-2026 00:46:00 01:07:00 0.016 0 .02 3
NOX Zero 14-Aug-2026 00:46:00 01:07:00 -0.01 0 -.01 3
O3 O3_Prec O3_Prec 14-Aug-2026 04:30:00 04:51:00 0.065 0.066 0.00
O3_Span O3_Span 14-Aug-2026 04:00:00 04:21:00 0.402 0.403 0.00
Zero Zero 14-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
EN NO Zero 14-Aug-2026 00:46:00 01:07:00 -0.32 0 -.32 3
NO2 Zero 14-Aug-2026 00:46:00 01:07:00 0.187 0 .19 3
NOX Zero 14-Aug-2026 00:46:00 01:07:00 -0.13 0 -.13 3
O3 Zero 14-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
H3 NO Zero 14-Aug-2026 00:46:00 01:07:00 -0.07 0 -.07 3
NO2 Zero 14-Aug-2026 00:46:00 01:07:00 0.040 0 .04 3
NOX Zero 14-Aug-2026 00:46:00 01:07:00 -0.03 0 -.03 3
O3 Zero 14-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
HC NO Zero 14-Aug-2026 00:46:00 01:07:00 0.26 0 .26 3
NO2 Zero 14-Aug-2026 00:46:00 01:07:00 -0.265 0 -.27 3
NOX Zero 14-Aug-2026 00:46:00 01:07:00 -0.01 0 -.01 3
O3 O3_Prec O3_Prec 14-Aug-2026 04:30:00 04:51:00 0.063 0.062 0.00
HC O3 O3_Span O3_Span 14-Aug-2026 04:00:00 04:21:00 0.398 0.394 0.00
Zero Zero 14-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
HV CO Zero 14-Aug-2026 00:46:00 01:07:00 0.0 0 .06 .3
NO Zero 14-Aug-2026 00:46:00 01:07:00 0.05 0 .05 3
NO2 Zero 14-Aug-2026 00:46:00 01:07:00 0.273 0 .27 3
NOX Zero 14-Aug-2026 00:46:00 01:07:00 0.32 0 .32 3
O3 O3_Prec O3_Prec 14-Aug-2026 04:30:00 04:51:00 0.072 0.072 0.00
O3_Span O3_Span 14-Aug-2026 04:00:00 04:21:00 0.404 0.403 0.00
Zero Zero 14-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
HW CO Zero 14-Aug-2026 00:46:00 01:07:00 0.0 0 -.05 .3
DIFF DIFFPrec DIFFPrec 14-Aug-2026 04:31:00 04:56:00 70.8 72 -1.23 3.9
DIFFSpan DIFFSpan 14-Aug-2026 04:00:00 04:25:00 267.0 268 -1 16
NOY_Zero NOY_Zero 14-Aug-2026 02:00:00 02:35:00 0.8 0 .84 3
N500NO Zero Zero 14-Aug-2026 00:46:00 01:07:00 0.086 0 .09 3
N500NO2 Zero 14-Aug-2026 00:46:00 01:07:00 0.269 0 .27 3
N500NOX Zero 14-Aug-2026 00:46:00 01:07:00 0.354 * 0 .35
NO Zero 14-Aug-2026 00:46:00 01:07:00 0.10 0 .1 3
NO2 Zero 14-Aug-2026 00:46:00 01:07:00 0.057 0 .06 3
NOX Zero 14-Aug-2026 00:46:00 01:07:00 0.15 0 .15 3
NOY NOY_Zero NOY_Zero 14-Aug-2026 02:00:00 02:35:00 0.9 0 .86 3
O3 Zero Zero 14-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
SO2TRACE Zero 14-Aug-2026 00:46:00 01:07:00 0.683 0 .68 3
YNO NOY_Zero NOY_Zero 14-Aug-2026 02:00:00 02:35:00 0.0 0 .02 3
LN CO Zero Zero 14-Aug-2026 00:46:00 01:07:00 0.0 0 .04 .3
NO Zero 14-Aug-2026 00:46:00 01:07:00 -0.09 0 -.09 3
NO2 NO2_PREC NO2_PREC 14-Aug-2026 04:30:00 04:51:00 63.790 64.8 -1.01 9.6
NO2_SPAN NO2_SPAN 14-Aug-2026 04:00:00 04:21:00 241.300 243.4 -2.1 23.8
Zero Zero 14-Aug-2026 00:46:00 01:07:00 -0.095 0 -.1 3
NOX Zero 14-Aug-2026 00:46:00 01:07:00 -0.18 0 -.18 3
O3 Zero 14-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
M7 NO Zero 14-Aug-2026 00:46:00 01:07:00 -0.01 0 -.01 3
M7 NO2 NO2_Prec NO2_Prec 14-Aug-2026 04:30:00 04:51:00 60.700 62 -1.3 10.7
NO2_Span NO2_Span 14-Aug-2026 04:00:00 04:21:00 240.700 246 -5.3 26.5
Zero Zero 14-Aug-2026 00:46:00 01:07:00 0.009 0 .01 3
NOX Zero 14-Aug-2026 00:46:00 01:07:00 0.00 0 0.00 3
O3 Zero 14-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
NR CO Zero 14-Aug-2026 00:46:00 01:07:00 -0.1 0 -.17 .3
NO Zero 14-Aug-2026 00:46:00 01:07:00 0.00 0 0.00 3
NO2 Zero 14-Aug-2026 00:46:00 01:07:00 -0.015 0 -.02 3
NOX Zero 14-Aug-2026 00:46:00 01:07:00 -0.01 0 -.01 3
O3 O3_Prec O3_Prec 14-Aug-2026 04:30:00 04:51:00 0.065 0.065 0.00
O3_Span O3_Span 14-Aug-2026 04:00:00 04:21:00 0.403 0.4 0.00
Zero Zero 14-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
P2 NO Zero 14-Aug-2026 00:46:00 01:07:00 1.03 0 1.03 3
NO2 NO2_Prec NO2_Prec 14-Aug-2026 04:30:00 04:51:00 72.430 69.5 2.93 10.4
NO2_Span NO2_Span 14-Aug-2026 04:00:00 04:21:00 230.800 228 2.8 39.8
Zero Zero 14-Aug-2026 00:46:00 01:07:00 -0.488 0 -.49 3
NOX Zero 14-Aug-2026 00:46:00 01:07:00 0.55 0 .55 3
O3 Zero 14-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
RP CO Zero 14-Aug-2026 00:46:00 01:07:00 0.0 0 -.01 .3
NO Zero 14-Aug-2026 00:46:00 01:07:00 0.01 0 .01 3
NO2 Zero 14-Aug-2026 00:46:00 01:07:00 -0.071 0 -.07 3
NOX Zero 14-Aug-2026 00:46:00 01:07:00 -0.06 0 -.06 3
O3 Zero 14-Aug-2026 00:46:00 01:07:00 -0.001 0 0.00
SO2 Zero 14-Aug-2026 00:46:00 01:07:00 0.051 0 .05 3
RS NO2TRACE NO2_Prec NO2_Prec 14-Aug-2026 04:30:00 04:51:00 71.470 67 4.47 9.7
NO2_Span NO2_Span 14-Aug-2026 04:00:00 04:21:00 304.700 * 276 28.7 21.7
NO2_Span 14-Aug-2026 05:46:00 06:07:00 264.100 276 -11.9 21.7
ZERO ZERO 14-Aug-2026 00:46:00 01:07:00 -1.542 0 -1.54 3
NOTRACE ZERO 14-Aug-2026 00:46:00 01:07:00 0.0 0 .03 3
NOXTRACE ZERO 14-Aug-2026 00:46:00 01:07:00 -1.5 0 -1.51 3
SF NO Zero Zero 14-Aug-2026 00:46:00 01:07:00 -0.06 0 -.06 3
SF NO2 NO2_Prec NO2_Prec 14-Aug-2026 04:30:00 04:51:00 65.120 64 1.12 8.9
NO2_Span NO2_Span 14-Aug-2026 04:00:00 04:21:00 252.900 253 -.1 25.3
Zero Zero 14-Aug-2026 00:46:00 01:07:00 0.157 0 .16 3
NOX Zero 14-Aug-2026 00:46:00 01:07:00 0.10 0 .1 3
O3 Zero 14-Aug-2026 00:46:00 01:07:00 0.000 0 0.00
SM NO Zero 14-Aug-2026 00:46:00 01:07:00 -0.02 0 -.02 3
NO2 NO2_Prec NO2_Prec 14-Aug-2026 04:30:00 04:51:00 73.030 73.16 -.13 9.8
NO2_Span NO2_Span 14-Aug-2026 04:00:00 04:21:00 265.000 257.8 7.2 26.6
Zero Zero 14-Aug-2026 00:46:00 01:07:00 0.044 0 .04 3
NOX Zero 14-Aug-2026 00:46:00 01:07:00 0.02 0 .02 3
O3 Zero 14-Aug-2026 00:46:00 01:07:00 -0.001 0 0.00
UT CO Zero 14-Aug-2026 00:46:00 01:07:00 0.0 0 0.00 .3
NO Zero 14-Aug-2026 00:46:00 01:07:00 -0.055 0 -.06 3
NO2 NO2_Prec NO2_Prec 14-Aug-2026 04:30:00 04:51:00 68.710 68 .71 10.2
NO2_Span NO2_Span 14-Aug-2026 04:00:00 04:21:00 259.100 261 -1.9 26.5
Zero Zero 14-Aug-2026 00:46:00 01:07:00 0.030 0 .03 3
NOX Zero 14-Aug-2026 00:46:00 01:07:00 -0.025 0 -.03 3
O3 Zero 14-Aug-2026 00:46:00 01:07:00 0.0 0 0.00
SO2 Zero 14-Aug-2026 00:46:00 01:07:00 0.406 0 .41 3
V4 NO Zero 14-Aug-2026 00:46:00 01:07:00 -1.06 0 -1.06 3
NO2 NO2_Prec NO2_Prec 14-Aug-2026 04:30:00 04:51:00 69.38 70 -.62 9.8
NO2_Span NO2_Span 14-Aug-2026 04:00:00 04:21:00 262.00 262 0.00 26.5
Zero Zero 14-Aug-2026 00:46:00 01:07:00 0.22 0 .22 3
NOX Zero 14-Aug-2026 00:46:00 01:07:00 -0.84 0 -.84 3
O3 Zero 14-Aug-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