AQSQID: 060792004

Site Name: Mesa 2 /Nipomo

Location: San Luis Obispo Co, CA

Reporting: True, Located: True

Current AQI: 29.0

San Luis Obispo Co CA, US: 35.02079, -120.56389

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 24, 2019, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 24.0 μg/m3 (22) 7.0 μg/m3 (29) 29.0
 
Jan. 24, 2019, midnight N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 30.0 μg/m3 (27) 7.0 μg/m3 (29) 29.0
 
Jan. 23, 2019, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 21.0 μg/m3 (19) 4.0 μg/m3 (17) 19.0
 
Jan. 23, 2019, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 18.0 μg/m3 (16) 7.0 μg/m3 (29) 29.0
 
Jan. 23, 2019, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 16.0 μg/m3 (15) 9.0 μg/m3 (38) 38.0
 
Jan. 23, 2019, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 12.0 μg/m3 (11) 6.0 μg/m3 (25) 25.0
 
Jan. 23, 2019, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 20.0 μg/m3 (18) 4.0 μg/m3 (17) 18.0
 
Jan. 23, 2019, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 16.0 μg/m3 (15) 5.0 μg/m3 (21) 21.0
 
Jan. 23, 2019, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 20.0 μg/m3 (18) 5.0 μg/m3 (21) 21.0
 
Jan. 23, 2019, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 19.0 μg/m3 (17) 6.0 μg/m3 (25) 25.0
 
Jan. 23, 2019, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 11.0 μg/m3 (10) 7.0 μg/m3 (29) 29.0
 
Jan. 23, 2019, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 10.0 μg/m3 (9) 6.0 μg/m3 (25) 25.0
 
Jan. 23, 2019, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 7.0 μg/m3 (6) 6.0 μg/m3 (25) 25.0
 
Jan. 23, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 4.0 μg/m3 (17) 17.0
 
Jan. 23, 2019, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 9.0 μg/m3 (8) 6.0 μg/m3 (25) 25.0
 
Jan. 23, 2019, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 9.0 μg/m3 (8) 4.0 μg/m3 (17) 17.0
 
Jan. 23, 2019, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 13.0 μg/m3 (12) 3.0 μg/m3 (12) 12.0
 
Jan. 23, 2019, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 11.0 μg/m3 (10) 4.0 μg/m3 (17) 17.0
 
Jan. 23, 2019, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 10.0 μg/m3 (9) 6.0 μg/m3 (25) 25.0
 
Jan. 23, 2019, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 12.0 μg/m3 (11) 4.0 μg/m3 (17) 17.0
 
Jan. 23, 2019, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 10.0 μg/m3 (9) 4.0 μg/m3 (17) 17.0
 
Jan. 23, 2019, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 12.0 μg/m3 (11) 5.0 μg/m3 (21) 21.0
 
Jan. 23, 2019, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 12.0 μg/m3 (11) 3.0 μg/m3 (12) 12.0
 
Jan. 23, 2019, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 7.0 μg/m3 (6) 3.0 μg/m3 (12) 12.0
 
Jan. 23, 2019, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 9.0 μg/m3 (8) 4.0 μg/m3 (17) 17.0
 
Jan. 23, 2019, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 8.0 μg/m3 (7) 4.0 μg/m3 (17) 17.0
 
Jan. 22, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 22, 2019, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 8.0 μg/m3 (7) 5.0 μg/m3 (21) 21.0
 
Jan. 22, 2019, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 11.0 μg/m3 (10) 7.0 μg/m3 (29) 29.0
 
Jan. 22, 2019, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 10.0 μg/m3 (9) 6.0 μg/m3 (25) 25.0
 
Jan. 22, 2019, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 8.0 μg/m3 (7) 4.0 μg/m3 (17) 17.0
 
Jan. 22, 2019, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 9.0 μg/m3 (8) 5.0 μg/m3 (21) 21.0
 
Jan. 22, 2019, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 8.0 μg/m3 (7) 4.0 μg/m3 (17) 17.0
 
Jan. 22, 2019, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 11.0 μg/m3 (10) 7.0 μg/m3 (29) 29.0
 
Jan. 22, 2019, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 20.0 μg/m3 (18) 10.0 μg/m3 (42) 42.0
 
Jan. 22, 2019, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 12.0 μg/m3 (11) 6.0 μg/m3 (25) 25.0
 
Jan. 22, 2019, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 9.0 μg/m3 (8) 7.0 μg/m3 (29) 29.0
 
Jan. 22, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 7.0 μg/m3 (29) 29.0
 
Jan. 22, 2019, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 8.0 μg/m3 (7) 9.0 μg/m3 (38) 38.0
 
Jan. 22, 2019, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 10.0 μg/m3 (9) 7.0 μg/m3 (29) 29.0
 
Jan. 22, 2019, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 12.0 μg/m3 (11) 7.0 μg/m3 (29) 29.0
 
Jan. 22, 2019, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 14.0 μg/m3 (13) 7.0 μg/m3 (29) 29.0
 
Jan. 22, 2019, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 14.0 μg/m3 (13) 6.0 μg/m3 (25) 25.0
 
Jan. 22, 2019, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 11.0 μg/m3 (10) 6.0 μg/m3 (25) 25.0
 
Jan. 22, 2019, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 12.0 μg/m3 (11) 5.0 μg/m3 (21) 21.0
 
Jan. 22, 2019, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 16.0 μg/m3 (15) 7.0 μg/m3 (29) 29.0
 
Jan. 22, 2019, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 20.0 μg/m3 (18) 9.0 μg/m3 (38) 38.0
 
Jan. 22, 2019, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 28.0 μg/m3 (25) 8.0 μg/m3 (33) 33.0
 
Jan. 22, 2019, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 73.0 μg/m3 (59) 9.0 μg/m3 (38) 59.0
 
Jan. 22, 2019, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 268.0 μg/m3 (156) 34.0 μg/m3 (97) 156.0
 
Jan. 21, 2019, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 138.0 μg/m3 (92) 19.0 μg/m3 (65) 92.0
 
Jan. 21, 2019, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 58.0 μg/m3 (52) 14.0 μg/m3 (54) 54.0
 
Jan. 21, 2019, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 17.0 μg/m3 (15) 11.0 μg/m3 (46) 46.0
 
Jan. 21, 2019, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 8.0 μg/m3 (7) 8.0 μg/m3 (33) 33.0
 
Jan. 21, 2019, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 10.0 μg/m3 (9) 6.0 μg/m3 (25) 25.0
 
Jan. 21, 2019, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 13.0 μg/m3 (12) 7.0 μg/m3 (29) 29.0
 
Jan. 21, 2019, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 12.0 μg/m3 (11) 8.0 μg/m3 (33) 33.0
 
Jan. 21, 2019, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 15.0 μg/m3 (14) 7.0 μg/m3 (29) 29.0
 
Jan. 21, 2019, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 22.0 μg/m3 (20) 9.0 μg/m3 (38) 38.0
 
Jan. 21, 2019, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 17.0 μg/m3 (15) 6.0 μg/m3 (25) 25.0
 
Jan. 21, 2019, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 14.0 μg/m3 (13) 9.0 μg/m3 (38) 38.0
 
Jan. 21, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 7.0 μg/m3 (29) 29.0
 
Jan. 21, 2019, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 19.0 μg/m3 (17) 7.0 μg/m3 (29) 29.0
 
Jan. 21, 2019, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 20.0 μg/m3 (18) 8.0 μg/m3 (33) 33.0
 
Jan. 21, 2019, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 39.0 μg/m3 (35) 9.0 μg/m3 (38) 38.0
 
Jan. 21, 2019, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 20.0 μg/m3 (18) 8.0 μg/m3 (33) 33.0
 
Jan. 21, 2019, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 14.0 μg/m3 (13) 7.0 μg/m3 (29) 29.0
 
Jan. 21, 2019, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 50.0 μg/m3 (45) 10.0 μg/m3 (42) 45.0
 
Jan. 21, 2019, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 21.0 μg/m3 (19) 6.0 μg/m3 (25) 25.0
 
Jan. 21, 2019, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 13.0 μg/m3 (12) 5.0 μg/m3 (21) 21.0
 
Jan. 21, 2019, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 13.0 μg/m3 (12) 3.0 μg/m3 (12) 12.0
 
Jan. 21, 2019, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 9.0 μg/m3 (8) 3.0 μg/m3 (12) 12.0
 
Jan. 21, 2019, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 9.0 μg/m3 (8) 3.0 μg/m3 (12) 12.0
 
Jan. 21, 2019, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 11.0 μg/m3 (10) 3.0 μg/m3 (12) 12.0
 
Jan. 20, 2019, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 10.0 μg/m3 (9) 5.0 μg/m3 (21) 21.0
 
Jan. 20, 2019, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 15.0 μg/m3 (14) 7.0 μg/m3 (29) 29.0
 
Jan. 20, 2019, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 14.0 μg/m3 (13) 16.0 μg/m3 (59) 59.0
 
Jan. 20, 2019, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 19.0 μg/m3 (17) 9.0 μg/m3 (38) 38.0
 
Jan. 20, 2019, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 21.0 μg/m3 (19) 8.0 μg/m3 (33) 33.0
 
Jan. 20, 2019, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 15.0 μg/m3 (14) 6.0 μg/m3 (25) 25.0
 
Jan. 20, 2019, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 13.0 μg/m3 (12) 6.0 μg/m3 (25) 25.0
 
Jan. 20, 2019, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 19.0 μg/m3 (17) 6.0 μg/m3 (25) 25.0
 
Jan. 20, 2019, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 16.0 μg/m3 (15) 5.0 μg/m3 (21) 21.0
 
Jan. 20, 2019, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 10.0 μg/m3 (9) 5.0 μg/m3 (21) 21.0
 
Jan. 20, 2019, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 25.0 μg/m3 (23) 7.0 μg/m3 (29) 29.0
 
Jan. 20, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 8.0 μg/m3 (33) 33.0
 
Jan. 20, 2019, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 14.0 μg/m3 (13) 9.0 μg/m3 (38) 38.0
 
Jan. 20, 2019, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 11.0 μg/m3 (10) 7.0 μg/m3 (29) 29.0
 
Jan. 20, 2019, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 14.0 μg/m3 (13) 9.0 μg/m3 (38) 38.0
 
Jan. 20, 2019, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 11.0 μg/m3 (10) 7.0 μg/m3 (29) 29.0
 
Jan. 20, 2019, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 12.0 μg/m3 (11) 9.0 μg/m3 (38) 38.0
 
Jan. 20, 2019, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 9.0 μg/m3 (8) 6.0 μg/m3 (25) 25.0
 
Jan. 20, 2019, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 9.0 μg/m3 (8) 6.0 μg/m3 (25) 25.0
 
Jan. 20, 2019, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 28.0 μg/m3 (25) 7.0 μg/m3 (29) 29.0
 
Jan. 20, 2019, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 56.0 μg/m3 (50) 8.0 μg/m3 (33) 50.0
 
Jan. 20, 2019, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 14.0 μg/m3 (13) 4.0 μg/m3 (17) 17.0
 
Jan. 20, 2019, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 370.0 μg/m3 (221) 6.0 μg/m3 (25) 221.0
 
Jan. 20, 2019, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 6.0 μg/m3 (5) 8.0 μg/m3 (33) 33.0
 
Jan. 19, 2019, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 74.0 μg/m3 (60) 13.0 μg/m3 (52) 60.0
 
Jan. 19, 2019, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 74.0 μg/m3 (60) 21.0 μg/m3 (69) 69.0
 
Jan. 19, 2019, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 53.0 μg/m3 (48) 16.0 μg/m3 (59) 59.0
 
Jan. 19, 2019, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 45.0 μg/m3 (41) 12.0 μg/m3 (50) 50.0
 
Jan. 19, 2019, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 17.0 μg/m3 (15) 7.0 μg/m3 (29) 29.0
 
Jan. 19, 2019, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 7.0 μg/m3 (6) 8.0 μg/m3 (33) 33.0
 
Jan. 19, 2019, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 8.0 μg/m3 (7) 7.0 μg/m3 (29) 29.0
 
Jan. 19, 2019, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 16.0 μg/m3 (15) 7.0 μg/m3 (29) 29.0
 
Jan. 19, 2019, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 13.0 μg/m3 (12) 7.0 μg/m3 (29) 29.0
 
Jan. 19, 2019, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 16.0 μg/m3 (15) 6.0 μg/m3 (25) 25.0
 
Jan. 19, 2019, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 6.0 μg/m3 (5) 6.0 μg/m3 (25) 25.0
 
Jan. 19, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 6.0 μg/m3 (25) 25.0
 
Jan. 19, 2019, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 12.0 μg/m3 (11) 5.0 μg/m3 (21) 21.0
 
Jan. 19, 2019, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 10.0 μg/m3 (9) 6.0 μg/m3 (25) 25.0
 
Jan. 19, 2019, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 8.0 μg/m3 (7) 4.0 μg/m3 (17) 17.0
 
Jan. 19, 2019, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 9.0 μg/m3 (8) 3.0 μg/m3 (12) 12.0
 
Jan. 19, 2019, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 15.0 μg/m3 (14) 7.0 μg/m3 (29) 29.0
 
Jan. 19, 2019, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 12.0 μg/m3 (11) 11.0 μg/m3 (46) 46.0
 
Jan. 19, 2019, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 15.0 μg/m3 (14) 9.0 μg/m3 (38) 38.0
 
Jan. 19, 2019, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 17.0 μg/m3 (15) 10.0 μg/m3 (42) 42.0
 
Jan. 19, 2019, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 25.0 μg/m3 (23) 8.0 μg/m3 (33) 33.0
 
Jan. 19, 2019, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 47.0 μg/m3 (43) 13.0 μg/m3 (52) 52.0
 
Jan. 19, 2019, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 73.0 μg/m3 (59) 23.0 μg/m3 (73) 73.0
 
Jan. 19, 2019, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 66.0 μg/m3 (56) 15.0 μg/m3 (56) 56.0
 
Jan. 18, 2019, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 67.0 μg/m3 (56) 16.0 μg/m3 (59) 59.0
 
Jan. 18, 2019, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 38.0 μg/m3 (35) 15.0 μg/m3 (56) 56.0
 
Jan. 18, 2019, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 28.0 μg/m3 (25) 17.0 μg/m3 (61) 61.0
 
Jan. 18, 2019, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 36.0 μg/m3 (33) 14.0 μg/m3 (54) 54.0
 
Jan. 18, 2019, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 19.0 μg/m3 (17) 10.0 μg/m3 (42) 42.0
 
Jan. 18, 2019, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 11.0 μg/m3 (10) 8.0 μg/m3 (33) 33.0
 
Jan. 18, 2019, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 13.0 μg/m3 (12) 8.0 μg/m3 (33) 33.0
 
Jan. 18, 2019, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 9.0 μg/m3 (8) 9.0 μg/m3 (38) 38.0
 
Jan. 18, 2019, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 11.0 μg/m3 (10) 5.0 μg/m3 (21) 21.0
 
Jan. 18, 2019, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 7.0 μg/m3 (6) 4.0 μg/m3 (17) 17.0
 
Jan. 18, 2019, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 6.0 μg/m3 (5) 4.0 μg/m3 (17) 17.0
 
Jan. 18, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 6.0 μg/m3 (25) 25.0
 
Jan. 18, 2019, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 6.0 μg/m3 (5) 7.0 μg/m3 (29) 29.0
 
Jan. 18, 2019, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 18.0 μg/m3 (16) 7.0 μg/m3 (29) 29.0
 
Jan. 18, 2019, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 19.0 μg/m3 (17) 6.0 μg/m3 (25) 25.0
 
Jan. 18, 2019, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 23.0 μg/m3 (21) 8.0 μg/m3 (33) 33.0
 
Jan. 18, 2019, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 22.0 μg/m3 (20) 9.0 μg/m3 (38) 38.0
 
Jan. 18, 2019, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 24.0 μg/m3 (22) 10.0 μg/m3 (42) 42.0
 
Jan. 18, 2019, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 50.0 μg/m3 (45) 14.0 μg/m3 (54) 54.0
 
Jan. 18, 2019, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 59.0 μg/m3 (52) 16.0 μg/m3 (59) 59.0
 
Jan. 18, 2019, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 77.0 μg/m3 (61) 19.0 μg/m3 (65) 65.0
 
Jan. 18, 2019, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 47.0 μg/m3 (43) 7.0 μg/m3 (29) 43.0
 
Jan. 18, 2019, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 46.0 μg/m3 (42) 8.0 μg/m3 (33) 42.0
 
Jan. 18, 2019, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 38.0 μg/m3 (35) 11.0 μg/m3 (46) 46.0
 
Jan. 17, 2019, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 44.0 μg/m3 (40) 16.0 μg/m3 (59) 59.0
 
Jan. 17, 2019, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 47.0 μg/m3 (43) 21.0 μg/m3 (69) 69.0
 
Jan. 17, 2019, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 42.0 μg/m3 (38) 22.0 μg/m3 (71) 71.0
 
Jan. 17, 2019, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 38.0 μg/m3 (35) 20.0 μg/m3 (67) 67.0
 
Jan. 17, 2019, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 28.0 μg/m3 (25) 19.0 μg/m3 (65) 65.0
 
Jan. 17, 2019, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 16.0 μg/m3 (15) 8.0 μg/m3 (33) 33.0
 
Jan. 17, 2019, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 20.0 μg/m3 (18) 6.0 μg/m3 (25) 25.0
 
Jan. 17, 2019, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 18.0 μg/m3 (16) 7.0 μg/m3 (29) 29.0
 
Jan. 17, 2019, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 20.0 μg/m3 (18) 2.0 μg/m3 (8) 18.0
 
Jan. 17, 2019, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 15.0 μg/m3 (14) 5.0 μg/m3 (21) 21.0
 
Jan. 17, 2019, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 19.0 μg/m3 (17) 7.0 μg/m3 (29) 29.0
 
Jan. 17, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 4.0 μg/m3 (17) 17.0
 
Jan. 17, 2019, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 7.0 μg/m3 (6) 4.0 μg/m3 (17) 17.0
 
Jan. 17, 2019, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 9.0 μg/m3 (8) 5.0 μg/m3 (21) 21.0
 
Jan. 17, 2019, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 8.0 μg/m3 (7) 3.0 μg/m3 (12) 12.0
 
Jan. 17, 2019, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 8.0 μg/m3 (7) 3.0 μg/m3 (12) 12.0
 
Jan. 17, 2019, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 7.0 μg/m3 (6) 2.0 μg/m3 (8) 8.0
 
Jan. 17, 2019, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 8.0 μg/m3 (7) 2.0 μg/m3 (8) 8.0
 
Jan. 17, 2019, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 7.0 μg/m3 (6) 4.0 μg/m3 (17) 17.0
 
Jan. 17, 2019, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 5.0 μg/m3 (5) 3.0 μg/m3 (12) 12.0
 
Jan. 17, 2019, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 5.0 μg/m3 (5) 3.0 μg/m3 (12) 12.0
 
Jan. 17, 2019, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 6.0 μg/m3 (5) 3.0 μg/m3 (12) 12.0