AQSQID: 060832004

Site Name: Lompoc H Street

Location: Lompoc (S G St), CA

Reporting: True, Located: True

Current AQI: 25.0

Lompoc (S G St) CA, US: 34.637798, -120.456703

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 20, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A 15.0 μg/m3 (14) 6.0 μg/m3 (25) 25.0
 
Jan. 20, 2020, noon N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A 9.0 μg/m3 (8) 6.0 μg/m3 (25) 25.0
 
Jan. 20, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A 12.0 μg/m3 (11) 1.0 μg/m3 (4) 11.0
 
Jan. 20, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 2.0 μg/m3 (8) 8.0
 
Jan. 20, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A 7.0 μg/m3 (6) 1.0 μg/m3 (4) 9.0
 
Jan. 20, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A 10.0 μg/m3 (9) 6.0 μg/m3 (25) 25.0
 
Jan. 20, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) N/A 25.0 μg/m3 (23) 13.0 μg/m3 (52) 52.0
 
Jan. 20, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 44.0 μg/m3 (40) 21.0 μg/m3 (69) 69.0
 
Jan. 20, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (2) N/A 46.0 μg/m3 (42) 17.0 μg/m3 (61) 61.0
 
Jan. 20, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) N/A 44.0 μg/m3 (40) 21.0 μg/m3 (69) 69.0
 
Jan. 20, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (2) N/A 53.0 μg/m3 (48) 25.0 μg/m3 (78) 78.0
 
Jan. 20, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) N/A 60.0 μg/m3 (52) 28.0 μg/m3 (84) 84.0
 
Jan. 20, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A 56.0 μg/m3 (50) 21.0 μg/m3 (69) 69.0
 
Jan. 20, 2020, midnight N/A N/A N/A N/A N/A N/A 8.0 ppb (6) N/A 25.0 μg/m3 (23) 2.0 μg/m3 (8) 23.0
 
Jan. 19, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) N/A 8.0 μg/m3 (7) -1.0 μg/m3 (0) 8.0
 
Jan. 19, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A 2.0 μg/m3 (2) 0.0 μg/m3 (0) 9.0
 
Jan. 19, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A 4.0 μg/m3 (4) 2.0 μg/m3 (8) 8.0
 
Jan. 19, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A 19.0 μg/m3 (17) 3.0 μg/m3 (12) 17.0
 
Jan. 19, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) N/A 15.0 μg/m3 (14) 2.0 μg/m3 (8) 14.0
 
Jan. 19, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) N/A 17.0 μg/m3 (15) 2.0 μg/m3 (8) 15.0
 
Jan. 19, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) N/A 10.0 μg/m3 (9) 0.0 μg/m3 (0) 9.0
 
Jan. 19, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) N/A 11.0 μg/m3 (10) 1.0 μg/m3 (4) 10.0
 
Jan. 19, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (2) N/A 10.0 μg/m3 (9) 2.0 μg/m3 (8) 9.0
 
Jan. 19, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) N/A 8.0 μg/m3 (7) 1.0 μg/m3 (4) 7.0
 
Jan. 19, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) N/A 12.0 μg/m3 (11) 0.0 μg/m3 (0) 11.0
 
Jan. 19, 2020, noon N/A N/A N/A N/A N/A N/A 6.0 ppb (5) N/A 3.0 μg/m3 (3) -2.0 μg/m3 (0) 5.0
 
Jan. 19, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) N/A 3.0 μg/m3 (3) -2.0 μg/m3 (0) 8.0
 
Jan. 19, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 1.0 μg/m3 (4) 5.0
 
Jan. 19, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) N/A 7.0 μg/m3 (6) 3.0 μg/m3 (12) 12.0
 
Jan. 19, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A 8.0 μg/m3 (7) -1.0 μg/m3 (0) 9.0
 
Jan. 19, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A 6.0 μg/m3 (5) -2.0 μg/m3 (0) 9.0
 
Jan. 19, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A 17.0 μg/m3 (15) 7.0 μg/m3 (29) 29.0
 
Jan. 19, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) N/A 35.0 μg/m3 (32) 14.0 μg/m3 (54) 54.0
 
Jan. 19, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) N/A 19.0 μg/m3 (17) 8.0 μg/m3 (33) 33.0
 
Jan. 19, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) N/A 20.0 μg/m3 (18) 4.0 μg/m3 (17) 18.0
 
Jan. 19, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A 20.0 μg/m3 (18) 3.0 μg/m3 (12) 18.0
 
Jan. 19, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A 15.0 μg/m3 (14) 1.0 μg/m3 (4) 14.0
 
Jan. 19, 2020, midnight N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A 21.0 μg/m3 (19) 0.0 μg/m3 (0) 19.0
 
Jan. 18, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A 16.0 μg/m3 (15) -4.0 μg/m3 (0) 15.0
 
Jan. 18, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 4.0 μg/m3 (4) -2.0 μg/m3 (0) 15.0
 
Jan. 18, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A 5.0 μg/m3 (5) 0.0 μg/m3 (0) 11.0
 
Jan. 18, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A 4.0 μg/m3 (4) -4.0 μg/m3 (0) 11.0
 
Jan. 18, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A 6.0 μg/m3 (5) -3.0 μg/m3 (0) 9.0
 
Jan. 18, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) N/A 8.0 μg/m3 (7) -1.0 μg/m3 (0) 7.0
 
Jan. 18, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A 9.0 μg/m3 (8) -1.0 μg/m3 (0) 8.0
 
Jan. 18, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) N/A 8.0 μg/m3 (7) -2.0 μg/m3 (0) 7.0
 
Jan. 18, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 9.0 μg/m3 (8) 0.0 μg/m3 (0) 8.0
 
Jan. 18, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 5.0 μg/m3 (5) 1.0 μg/m3 (4) 5.0
 
Jan. 18, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) N/A 2.0 μg/m3 (2) -3.0 μg/m3 (0) 3.0
 
Jan. 18, 2020, noon N/A N/A N/A N/A N/A N/A 3.0 ppb (2) N/A 5.0 μg/m3 (5) -4.0 μg/m3 (0) 5.0
 
Jan. 18, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) N/A 8.0 μg/m3 (7) -2.0 μg/m3 (0) 7.0
 
Jan. 18, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) -2.0 μg/m3 (0) 5.0
 
Jan. 18, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A 8.0 μg/m3 (7) 0.0 μg/m3 (0) 7.0
 
Jan. 18, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A 11.0 μg/m3 (10) 3.0 μg/m3 (12) 12.0
 
Jan. 18, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A 8.0 μg/m3 (7) 2.0 μg/m3 (8) 8.0
 
Jan. 18, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) N/A 9.0 μg/m3 (8) 2.0 μg/m3 (8) 8.0
 
Jan. 18, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) N/A 17.0 μg/m3 (15) 5.0 μg/m3 (21) 21.0
 
Jan. 18, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A 14.0 μg/m3 (13) 5.0 μg/m3 (21) 21.0
 
Jan. 18, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A 17.0 μg/m3 (15) 4.0 μg/m3 (17) 17.0
 
Jan. 18, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A 22.0 μg/m3 (20) 2.0 μg/m3 (8) 20.0
 
Jan. 18, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 18.0 μg/m3 (16) 2.0 μg/m3 (8) 16.0
 
Jan. 18, 2020, midnight N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A 14.0 μg/m3 (13) 1.0 μg/m3 (4) 13.0
 
Jan. 17, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A 10.0 μg/m3 (9) 1.0 μg/m3 (4) 12.0
 
Jan. 17, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A 8.0 μg/m3 (7) 0.0 μg/m3 (0) 12.0
 
Jan. 17, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A 9.0 μg/m3 (8) -3.0 μg/m3 (0) 12.0
 
Jan. 17, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A 4.0 μg/m3 (4) -4.0 μg/m3 (0) 12.0
 
Jan. 17, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A 6.0 μg/m3 (5) -4.0 μg/m3 (0) 12.0
 
Jan. 17, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A 8.0 μg/m3 (7) -3.0 μg/m3 (0) 9.0
 
Jan. 17, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) N/A 4.0 μg/m3 (4) -3.0 μg/m3 (0) 5.0
 
Jan. 17, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (2) N/A 5.0 μg/m3 (5) 0.0 μg/m3 (0) 5.0
 
Jan. 17, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 4.0 μg/m3 (4) 2.0 μg/m3 (8) 8.0
 
Jan. 17, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 1.0 μg/m3 (1) 2.0 μg/m3 (8) 8.0
 
Jan. 17, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 4.0 μg/m3 (4) -1.0 μg/m3 (0) 4.0
 
Jan. 17, 2020, noon N/A N/A N/A N/A N/A N/A 5.0 ppb (4) N/A 1.0 μg/m3 (1) -2.0 μg/m3 (0) 4.0
 
Jan. 17, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) N/A 2.0 μg/m3 (2) -2.0 μg/m3 (0) 3.0
 
Jan. 17, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) -2.0 μg/m3 (0) 3.0
 
Jan. 17, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) N/A 7.0 μg/m3 (6) -2.0 μg/m3 (0) 6.0
 
Jan. 17, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A 7.0 μg/m3 (6) 0.0 μg/m3 (0) 6.0
 
Jan. 17, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A 8.0 μg/m3 (7) 0.0 μg/m3 (0) 7.0
 
Jan. 17, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A 1.0 μg/m3 (1) 3.0 μg/m3 (12) 12.0
 
Jan. 17, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A 5.0 μg/m3 (5) 5.0 μg/m3 (21) 21.0
 
Jan. 17, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A 7.0 μg/m3 (6) 1.0 μg/m3 (4) 9.0
 
Jan. 17, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A 4.0 μg/m3 (4) 1.0 μg/m3 (4) 9.0
 
Jan. 17, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 0.0 μg/m3 (0) 1.0 μg/m3 (4) 10.0
 
Jan. 17, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A 1.0 μg/m3 (1) N/A 11.0
 
Jan. 17, 2020, midnight N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A 5.0 μg/m3 (5) -1.0 μg/m3 (0) 12.0
 
Jan. 16, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A 8.0 μg/m3 (7) 1.0 μg/m3 (4) 12.0
 
Jan. 16, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A 12.0 μg/m3 (11) 2.0 μg/m3 (8) 12.0
 
Jan. 16, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A 22.0 μg/m3 (20) 2.0 μg/m3 (8) 20.0
 
Jan. 16, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A 16.0 μg/m3 (15) 1.0 μg/m3 (4) 15.0
 
Jan. 16, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A 9.0 μg/m3 (8) -3.0 μg/m3 (0) 14.0
 
Jan. 16, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A 12.0 μg/m3 (11) -2.0 μg/m3 (0) 13.0
 
Jan. 16, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A 12.0 μg/m3 (11) 1.0 μg/m3 (4) 12.0
 
Jan. 16, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) N/A 20.0 μg/m3 (18) 3.0 μg/m3 (12) 18.0
 
Jan. 16, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 25.0 μg/m3 (23) 3.0 μg/m3 (12) 23.0
 
Jan. 16, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 15.0 μg/m3 (14) 2.0 μg/m3 (8) 14.0
 
Jan. 16, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 8.0 μg/m3 (7) 1.0 μg/m3 (4) 7.0
 
Jan. 16, 2020, noon N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 12.0 μg/m3 (11) 0.0 μg/m3 (0) 11.0
 
Jan. 16, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 9.0 μg/m3 (8) 2.0 μg/m3 (8) 8.0
 
Jan. 16, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 4.0 μg/m3 (17) 17.0
 
Jan. 16, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 13.0 μg/m3 (12) 5.0 μg/m3 (21) 21.0
 
Jan. 16, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) N/A 15.0 μg/m3 (14) 6.0 μg/m3 (25) 25.0
 
Jan. 16, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) N/A 13.0 μg/m3 (12) 8.0 μg/m3 (33) 33.0
 
Jan. 16, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (2) N/A 22.0 μg/m3 (20) 8.0 μg/m3 (33) 33.0
 
Jan. 16, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) N/A 27.0 μg/m3 (25) 7.0 μg/m3 (29) 29.0
 
Jan. 16, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A 14.0 μg/m3 (13) 4.0 μg/m3 (17) 17.0
 
Jan. 16, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) N/A 20.0 μg/m3 (18) 6.0 μg/m3 (25) 25.0
 
Jan. 16, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A 21.0 μg/m3 (19) 6.0 μg/m3 (25) 25.0
 
Jan. 16, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A 14.0 μg/m3 (13) 4.0 μg/m3 (17) 17.0
 
Jan. 16, 2020, midnight N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A 17.0 μg/m3 (15) 4.0 μg/m3 (17) 17.0
 
Jan. 15, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A 17.0 μg/m3 (15) 7.0 μg/m3 (29) 29.0
 
Jan. 15, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A 24.0 μg/m3 (22) N/A 22.0
 
Jan. 15, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A 21.0 μg/m3 (19) 1.0 μg/m3 (4) 19.0
 
Jan. 15, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A 16.0 μg/m3 (15) -3.0 μg/m3 (0) 15.0
 
Jan. 15, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) N/A N/A -4.0 μg/m3 (0) 8.0
 
Jan. 15, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A 8.0 μg/m3 (7) -4.0 μg/m3 (0) 7.0
 
Jan. 15, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) N/A 12.0 μg/m3 (11) 6.0 μg/m3 (25) 25.0
 
Jan. 15, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (2) N/A 57.0 μg/m3 (51) 14.0 μg/m3 (54) 54.0
 
Jan. 15, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 15.0 μg/m3 (14) 1.0 μg/m3 (4) 14.0
 
Jan. 15, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 6.0 μg/m3 (5) 2.0 μg/m3 (8) 8.0
 
Jan. 15, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 7.0 μg/m3 (6) 1.0 μg/m3 (4) 6.0
 
Jan. 15, 2020, noon N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 4.0 μg/m3 (4) -1.0 μg/m3 (0) 4.0
 
Jan. 15, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) N/A 7.0 μg/m3 (6) 1.0 μg/m3 (4) 6.0
 
Jan. 15, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 2.0 μg/m3 (8) 11.0
 
Jan. 15, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 5.0 μg/m3 (5) 5.0 μg/m3 (21) 21.0
 
Jan. 15, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (2) N/A 16.0 μg/m3 (15) 8.0 μg/m3 (33) 33.0
 
Jan. 15, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A 10.0 μg/m3 (9) 1.0 μg/m3 (4) 9.0
 
Jan. 15, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A 8.0 μg/m3 (7) -1.0 μg/m3 (0) 9.0
 
Jan. 15, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 12.0 μg/m3 (11) -1.0 μg/m3 (0) 11.0
 
Jan. 15, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A 18.0 μg/m3 (16) N/A 16.0
 
Jan. 15, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 19.0 μg/m3 (17) 3.0 μg/m3 (12) 17.0
 
Jan. 15, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A 23.0 μg/m3 (21) 4.0 μg/m3 (17) 21.0
 
Jan. 15, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 20.0 μg/m3 (18) 3.0 μg/m3 (12) 18.0
 
Jan. 15, 2020, midnight N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A 16.0 μg/m3 (15) 0.0 μg/m3 (0) 15.0
 
Jan. 14, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A 16.0 μg/m3 (15) -2.0 μg/m3 (0) 15.0
 
Jan. 14, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A 11.0 μg/m3 (10) -2.0 μg/m3 (0) 12.0
 
Jan. 14, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A 17.0 μg/m3 (15) -2.0 μg/m3 (0) 15.0
 
Jan. 14, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A 12.0 μg/m3 (11) -1.0 μg/m3 (0) 11.0
 
Jan. 14, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A 8.0 μg/m3 (7) 0.0 μg/m3 (0) 11.0
 
Jan. 14, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A 16.0 μg/m3 (15) -1.0 μg/m3 (0) 15.0
 
Jan. 14, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 8.0 μg/m3 (7) 0.0 μg/m3 (0) 10.0
 
Jan. 14, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) N/A 22.0 μg/m3 (20) 3.0 μg/m3 (12) 20.0
 
Jan. 14, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 30.0 μg/m3 (27) 3.0 μg/m3 (12) 27.0
 
Jan. 14, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 17.0 μg/m3 (15) 1.0 μg/m3 (4) 15.0
 
Jan. 14, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 8.0 μg/m3 (7) 3.0 μg/m3 (12) 12.0
 
Jan. 14, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 3.0 μg/m3 (12) 12.0
 
Jan. 14, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 0.0 μg/m3 (0) 5.0
 
Jan. 14, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 1.0 μg/m3 (4) 7.0
 
Jan. 14, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 2.0 μg/m3 (8) 13.0
 
Jan. 14, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A 13.0 μg/m3 (12) 5.0 μg/m3 (21) 21.0
 
Jan. 14, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) N/A 18.0 μg/m3 (16) 6.0 μg/m3 (25) 25.0
 
Jan. 14, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A 7.0 μg/m3 (6) 2.0 μg/m3 (8) 12.0
 
Jan. 14, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A 15.0 μg/m3 (14) 3.0 μg/m3 (12) 14.0
 
Jan. 14, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 17.0 μg/m3 (15) 2.0 μg/m3 (8) 15.0
 
Jan. 14, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 11.0 μg/m3 (10) 0.0 μg/m3 (0) 10.0
 
Jan. 14, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 16.0 μg/m3 (15) 1.0 μg/m3 (4) 15.0
 
Jan. 14, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A 8.0 μg/m3 (7) 2.0 μg/m3 (8) 9.0
 
Jan. 14, 2020, midnight N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 17.0 μg/m3 (15) 1.0 μg/m3 (4) 15.0
 
Jan. 13, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 8.0 μg/m3 (7) 2.0 μg/m3 (8) 10.0
 
Jan. 13, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A 9.0 μg/m3 (8) 1.0 μg/m3 (4) 11.0
 
Jan. 13, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A 8.0 μg/m3 (7) 0.0 μg/m3 (0) 11.0
 
Jan. 13, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A 7.0 μg/m3 (6) -2.0 μg/m3 (0) 12.0
 
Jan. 13, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A 9.0 μg/m3 (8) -4.0 μg/m3 (0) 12.0
 
Jan. 13, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A 5.0 μg/m3 (5) -1.0 μg/m3 (0) 12.0
 
Jan. 13, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A 9.0 μg/m3 (8) 2.0 μg/m3 (8) 9.0
 
Jan. 13, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A 19.0 μg/m3 (17) 1.0 μg/m3 (4) 17.0
 
Jan. 13, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A 18.0 μg/m3 (16) 3.0 μg/m3 (12) 16.0
 
Jan. 13, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) N/A 12.0 μg/m3 (11) 5.0 μg/m3 (21) 21.0