MRGDSITE31D Display

Data on this page extracted on March 28, 2024 at 10:27:32

AQMIS web pages were recently revised. Please report any problems to aqmis@arb.ca.gov
AQMIS2
     
31 Day Summary for Hourly Carbon Monoxide
for Redwood City
Display Ends 03/21/2013
Parts Per Million ( ppm )
<<< Hours 00-07      <<< Hours 08-15     Hours 16-23          Whole Day
 
Date
Day's Max
16 - 17
17 - 18
18 - 19
19 - 20
20 - 21
21 - 22
22 - 23
23 - 00
03/21
 
0.621
 
0.398
 
0.405
 
0.428
 
0.413
 
0.438
 
0.476
 
0.490
 
0.398
 
03/20
 
1.224
 
0.406
 
0.414
 
0.389
 
0.406
 
0.396
 
0.386
 
0.375
 
0.367
 
03/19
 
1.513
 
0.390
 
0.435
 
0.417
 
0.399
 
0.412
 
0.455
 
0.446
 
0.467
 
03/18
 
1.447
 
0.478
 
0.452
 
0.598
 
0.361
 
0.398
 
0.369
 
0.340
 
0.405
 
03/17
 
0.533
 
0.369
 
0.372
 
0.380
 
0.380
 
0.371
 
0.392
 
0.397
 
0.404
 
03/16
 
0.486
 
0.337
 
0.336
 
0.341
 
0.348
 
0.348
 
0.352
 
0.350
 
0.360
 
03/15
 
1.943
 
0.420
 
0.396
 
0.446
 
0.499
 
0.573
 
0.416
 
0.360
 
0.361
 
03/14
 
1.741
 
0.370
 
0.400
 
0.429
 
0.732
 
0.486
 
0.525
 
0.558
 
0.550
 
03/13
 
1.888
 
0.511
 
0.573
 
0.607
 
0.639
 
0.795
 
0.721
 
0.636
 
0.678
 
03/12
 
0.698
 
0.491
 
0.473
 
0.688
 
0.516
 
0.402
 
0.550
 
0.541
 
0.547
 
03/11
 
1.717
 
0.445
 
0.472
 
0.530
 
0.420
 
0.507
 
0.469
 
0.447
 
0.535
 
03/10
 
0.825
 
0.394
 
0.418
 
0.452
 
0.447
 
0.417
 
0.482
 
0.681
 
0.548
 
03/09
 
0.832
 
0.354
 
0.353
 
0.404
 
0.453
 
0.564
 
0.637
 
0.546
 
0.492
 
03/08
 
1.013
 
0.282
 
0.299
 
0.293
 
0.293
 
0.282
 
0.270
 
0.273
 
0.274
 
03/07
 
0.877
 
0.400
 
0.373
 
0.397
 
0.389
 
0.368
 
0.361
 
0.377
 
0.337
 
03/06
 
0.683
 
0.252
 
0.269
 
0.315
 
0.367
 
0.451
 
0.683
 
0.499
 
0.363
 
03/05
 
0.613
 
0.322
 
0.271
 
0.270
 
0.244
 
0.250
 
0.260
 
0.266
 
0.248
 
03/04
 
0.605
 
0.298
 
0.322
 
0.346
 
0.305
 
0.390
 
0.491
 
0.473
 
0.605
 
03/03
 
0.339
 
0.263
 
0.274
 
0.298
 
0.294
 
0.293
 
0.260
 
0.327
 
0.235
 
03/02
 
1.179
 
0.381
 
0.361
 
0.343
 
0.343
 
0.323
 
0.335
 
0.412
 
0.363
 
03/01
 
0.874
 
0.385
 
0.446
 
0.472
 
0.766
 
0.837
 
0.747
 
0.711
 
0.874
 
02/28
 
1.460
 
0.301
 
0.297
 
0.338
 
0.332
 
0.447
 
0.615
 
0.507
 
0.514
 
02/27
 
2.588
 
0.431
 
0.419
 
0.295
 
0.399
 
0.297
 
0.219
 
0.232
 
0.328
 
02/26
 
1.568
 
0.297
 
0.316
 
0.303
 
0.364
 
0.667
 
0.544
 
0.404
 
0.477
 
02/25
 
1.890
 
0.290
 
0.325
 
0.401
 
0.354
 
0.410
 
0.533
 
0.557
 
0.404
 
02/24
 
0.659
 
0.249
 
0.283
 
0.377
 
0.478
 
0.440
 
0.428
 
0.496
 
0.461
 
02/23
 
0.361
 
0.244
 
0.260
 
0.266
 
0.305
 
0.297
 
0.359
 
0.361
 
0.312
 
02/22
 
2.066
 
0.291
 
0.334
 
0.368
 
0.330
 
0.280
 
0.403
 
0.297
 
0.257
 
02/21
 
1.706
 
0.259
 
0.273
 
0.326
 
0.337
 
0.456
 
0.531
 
0.410
 
0.359
 
02/20
 
1.532
 
0.258
 
 
0.241
 
0.293
 
0.300
 
0.307
 
0.232
 
0.214
 
02/19
 
0.702
 
0.266
 
0.262
 
0.254
 
0.247
 
0.241
 
0.308
 
0.325
 
0.316
 
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  Cell color is yellow if state 1-hour standard level is exceeded.  
  Cell color is red if national 1-hour standard level is exceeded.  
  Hours listed are in Pacific Standard Time. Add one hour to convert to PDT.  
  Blank values indicate data not available.  
  Click on name of monitoring site to see additional information on the site.  
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