MRGDSITE31D Display

Data on this page extracted on April 16, 2024 at 00:41:15

AQMIS web pages were recently revised. Please report any problems to aqmis@arb.ca.gov
AQMIS2
     
31 Day Summary for Hourly Carbon Monoxide
for San Francisco-Arkansas Street
Display Ends 07/13/2013
Parts Per Million ( ppm )
<<< Hours 00-07     Hours 08-15     Hours 16-23 >>>          Whole Day
 
Date
Day's Max
08 - 09
09 - 10
10 - 11
11 - 12
12 - 13
13 - 14
14 - 15
15 - 16
07/13
 
0.242
 
0.215
 
0.206
 
0.203
 
0.202
 
0.203
 
0.208
 
0.213
 
0.214
 
07/12
 
0.266
 
0.226
 
0.217
 
0.209
 
0.218
 
0.224
 
0.226
 
0.232
 
0.231
 
07/11
 
0.246
 
0.225
 
0.215
 
0.208
 
0.200
 
0.202
 
0.218
 
0.221
 
0.222
 
07/10
 
0.283
 
0.238
 
0.215
 
0.227
 
0.224
 
0.239
 
0.243
 
0.234
 
0.230
 
07/09
 
0.453
 
0.453
 
0.381
 
0.361
 
0.335
 
0.296
 
0.306
 
0.294
 
0.274
 
07/08
 
0.512
 
0.415
 
0.370
 
0.338
 
 
 
0.240
 
0.240
 
0.234
 
07/07
 
0.335
 
0.329
 
0.328
 
0.329
 
0.326
 
0.321
 
0.331
 
0.335
 
0.324
 
07/06
 
0.324
 
0.324
 
0.302
 
0.299
 
0.300
 
0.303
 
0.300
 
0.301
 
0.298
 
07/05
 
0.318
 
0.293
 
0.294
 
0.282
 
0.285
 
0.295
 
0.283
 
0.289
 
0.293
 
07/04
 
0.396
 
0.347
 
0.318
 
0.334
 
0.338
 
0.348
 
0.346
 
0.352
 
0.340
 
07/03
 
0.519
 
0.519
 
0.412
 
0.420
 
0.411
 
0.408
 
0.418
 
0.423
 
0.439
 
07/02
 
0.365
 
0.326
 
0.327
 
0.357
 
0.365
 
0.349
 
0.345
 
0.342
 
0.330
 
07/01
 
0.451
 
0.378
 
0.387
 
0.451
 
0.396
 
0.337
 
0.316
 
0.331
 
0.333
 
06/30
 
0.338
 
0.298
 
0.316
 
0.307
 
0.316
 
0.320
 
0.338
 
0.327
 
0.325
 
06/29
 
0.508
 
0.467
 
0.508
 
0.486
 
0.382
 
0.358
 
0.368
 
0.365
 
0.371
 
06/28
 
0.585
 
0.571
 
0.573
 
0.526
 
0.424
 
0.410
 
0.401
 
0.416
 
0.418
 
06/27
 
0.536
 
0.536
 
0.381
 
0.346
 
0.357
 
0.347
 
0.340
 
0.346
 
0.375
 
06/26
 
0.420
 
 
0.385
 
0.383
 
0.326
 
0.325
 
0.315
 
0.338
 
0.327
 
06/25
 
0.380
 
0.380
 
0.351
 
0.307
 
0.323
 
0.341
 
0.312
 
0.307
 
0.306
 
06/24
 
0.468
 
0.381
 
0.342
 
0.331
 
0.313
 
0.309
 
0.330
 
0.387
 
0.396
 
06/23
 
0.311
 
0.287
 
0.310
 
0.283
 
0.286
 
0.311
 
0.311
 
0.292
 
0.285
 
06/22
 
0.370
 
0.331
 
0.346
 
0.345
 
0.296
 
0.295
 
0.278
 
0.268
 
0.271
 
06/21
 
0.411
 
0.325
 
0.353
 
0.326
 
0.296
 
0.285
 
0.289
 
0.289
 
0.290
 
06/20
 
0.440
 
0.382
 
0.290
 
0.284
 
0.266
 
0.264
 
0.264
 
0.271
 
0.286
 
06/19
 
0.349
 
0.293
 
0.255
 
0.257
 
0.268
 
0.282
 
0.279
 
0.277
 
0.289
 
06/18
 
0.301
 
0.270
 
0.255
 
0.244
 
0.251
 
0.259
 
0.250
 
0.240
 
0.262
 
06/17
 
0.322
 
0.281
 
0.267
 
0.270
 
0.264
 
0.254
 
0.256
 
0.270
 
0.274
 
06/16
 
0.292
 
0.227
 
0.254
 
0.252
 
0.246
 
0.241
 
0.233
 
0.241
 
0.243
 
06/15
 
0.300
 
0.300
 
0.234
 
0.221
 
0.228
 
0.236
 
0.245
 
0.240
 
0.236
 
06/14
 
0.690
 
0.358
 
0.352
 
0.383
 
0.294
 
0.286
 
0.333
 
0.311
 
0.317
 
06/13
 
0.460
 
 
0.293
 
0.263
 
0.246
 
0.243
 
0.252
 
0.279
 
0.276
 
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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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