AQSQID: 000091701

Site Name: Steeper

Location: 40 Hwy, CC

Reporting: True, Located: True

Current AQI: 20.0

40 Hwy CC, CA: 53.1325, -117.09111

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 18, 2019, 2 a.m. N/A N/A N/A 7.0 ppb (6) N/A 0.0 ppb (0) 17.0 ppb (13) N/A N/A 4.7 μg/m3 (20) 20.0
 
Jan. 18, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 32.1 μg/m3 (93) 93.0
 
Jan. 18, 2019, midnight N/A N/A N/A 9.0 ppb (8) N/A 1.0 ppb (1) 14.0 ppb (11) N/A N/A 4.9 μg/m3 (20) 20.0
 
Jan. 17, 2019, 11 p.m. N/A N/A N/A 10.0 ppb (9) N/A 2.0 ppb (3) 13.0 ppb (10) N/A N/A N/A 10.0
 
Jan. 17, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A N/A
Jan. 17, 2019, 3 p.m. N/A N/A N/A 7.0 ppb (6) N/A 1.0 ppb (1) 13.0 ppb (10) N/A N/A 6.9 μg/m3 (29) 29.0
 
Jan. 17, 2019, 2 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 16.0 ppb (12) N/A N/A 8.0 μg/m3 (33) 33.0
 
Jan. 17, 2019, 1 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (1) 15.0 ppb (12) N/A N/A 9.3 μg/m3 (39) 39.0
 
Jan. 17, 2019, noon N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (1) 15.0 ppb (12) N/A N/A 8.6 μg/m3 (36) 36.0
 
Jan. 17, 2019, 11 a.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (1) 15.0 ppb (12) N/A N/A 7.2 μg/m3 (30) 30.0
 
Jan. 17, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.9 μg/m3 (29) 29.0
 
Jan. 17, 2019, 9 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (1) 12.0 ppb (9) N/A N/A 9.7 μg/m3 (40) 40.0
 
Jan. 17, 2019, 8 a.m. N/A N/A N/A 8.0 ppb (7) N/A 1.0 ppb (1) 10.0 ppb (8) N/A N/A 15.3 μg/m3 (57) 57.0
 
Jan. 17, 2019, 7 a.m. N/A N/A N/A 11.0 ppb (10) N/A 1.0 ppb (1) 9.0 ppb (7) N/A N/A 42.8 μg/m3 (118) 118.0
 
Jan. 17, 2019, 6 a.m. N/A N/A N/A 9.0 ppb (8) N/A 1.0 ppb (1) 9.0 ppb (7) N/A N/A 17.3 μg/m3 (61) 61.0
 
Jan. 17, 2019, 5 a.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (1) 11.0 ppb (8) N/A N/A 6.7 μg/m3 (28) 28.0
 
Jan. 17, 2019, 4 a.m. N/A N/A N/A 9.0 ppb (8) N/A 1.0 ppb (1) 7.0 ppb (5) N/A N/A 3.4 μg/m3 (14) 14.0
 
Jan. 17, 2019, 3 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (1) 12.0 ppb (9) N/A N/A 5.0 μg/m3 (21) 21.0
 
Jan. 17, 2019, 2 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (1) 16.0 ppb (12) N/A N/A 6.1 μg/m3 (25) 25.0
 
Jan. 17, 2019, 1 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (1) 16.0 ppb (12) N/A N/A 6.6 μg/m3 (28) 28.0
 
Jan. 17, 2019, midnight N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (1) 13.0 ppb (10) N/A N/A 7.7 μg/m3 (32) 32.0
 
Jan. 16, 2019, 11 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (1) 20.0 ppb (15) N/A N/A 4.7 μg/m3 (20) 20.0
 
Jan. 16, 2019, 10 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (1) 29.0 ppb (22) N/A N/A 2.4 μg/m3 (10) 22.0
 
Jan. 16, 2019, 9 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (1) 28.0 ppb (22) N/A N/A 4.5 μg/m3 (19) 22.0
 
Jan. 16, 2019, 8 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 25.0 ppb (19) N/A N/A 5.3 μg/m3 (22) 22.0
 
Jan. 16, 2019, 7 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 16.0 ppb (12) N/A N/A 6.7 μg/m3 (28) 28.0
 
Jan. 16, 2019, 6 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 17.0 ppb (13) N/A N/A 6.1 μg/m3 (25) 25.0
 
Jan. 16, 2019, 5 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 18.0 ppb (14) N/A N/A 5.4 μg/m3 (23) 23.0
 
Jan. 16, 2019, 4 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 18.0 ppb (14) N/A N/A 5.0 μg/m3 (21) 21.0
 
Jan. 16, 2019, 3 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 18.0 ppb (14) N/A N/A 4.4 μg/m3 (18) 18.0
 
Jan. 16, 2019, 2 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 17.0 ppb (13) N/A N/A 4.0 μg/m3 (17) 17.0
 
Jan. 16, 2019, 1 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 19.0 ppb (15) N/A N/A 3.6 μg/m3 (15) 15.0
 
Jan. 16, 2019, noon N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 18.0 ppb (14) N/A N/A 3.7 μg/m3 (15) 15.0
 
Jan. 16, 2019, 11 a.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 18.0 ppb (14) N/A N/A 3.7 μg/m3 (15) 15.0
 
Jan. 16, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.1 μg/m3 (21) 21.0
 
Jan. 16, 2019, 9 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (1) 14.0 ppb (11) N/A N/A 6.9 μg/m3 (29) 29.0
 
Jan. 16, 2019, 8 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (1) 14.0 ppb (11) N/A N/A 5.9 μg/m3 (25) 25.0
 
Jan. 16, 2019, 7 a.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (1) 14.0 ppb (11) N/A N/A 5.3 μg/m3 (22) 22.0
 
Jan. 16, 2019, 6 a.m. N/A N/A N/A 7.0 ppb (6) N/A 1.0 ppb (1) 11.0 ppb (8) N/A N/A 6.3 μg/m3 (26) 26.0
 
Jan. 16, 2019, 5 a.m. N/A N/A N/A 7.0 ppb (6) N/A 1.0 ppb (1) 12.0 ppb (9) N/A N/A 6.1 μg/m3 (25) 25.0
 
Jan. 16, 2019, 4 a.m. N/A N/A N/A 8.0 ppb (7) N/A 1.0 ppb (1) 12.0 ppb (9) N/A N/A 5.5 μg/m3 (23) 23.0
 
Jan. 16, 2019, 3 a.m. N/A N/A N/A 8.0 ppb (7) N/A 1.0 ppb (1) 14.0 ppb (11) N/A N/A 6.1 μg/m3 (25) 25.0
 
Jan. 16, 2019, 2 a.m. N/A N/A N/A 10.0 ppb (9) N/A 1.0 ppb (1) 13.0 ppb (10) N/A N/A 6.1 μg/m3 (25) 25.0
 
Jan. 16, 2019, 1 a.m. N/A N/A N/A 12.0 ppb (11) N/A 1.0 ppb (1) 11.0 ppb (8) N/A N/A 5.6 μg/m3 (23) 23.0
 
Jan. 16, 2019, midnight N/A N/A N/A 12.0 ppb (11) N/A 1.0 ppb (1) 13.0 ppb (10) N/A N/A 5.5 μg/m3 (23) 23.0
 
Jan. 15, 2019, 11 p.m. N/A N/A N/A 9.0 ppb (8) N/A 1.0 ppb (1) 20.0 ppb (15) N/A N/A 3.3 μg/m3 (14) 15.0
 
Jan. 15, 2019, 10 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (1) 27.0 ppb (21) N/A N/A 1.8 μg/m3 (8) 21.0
 
Jan. 15, 2019, 9 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (1) 28.0 ppb (22) N/A N/A 1.6 μg/m3 (7) 22.0
 
Jan. 15, 2019, 8 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (1) 31.0 ppb (24) N/A N/A 1.3 μg/m3 (5) 24.0
 
Jan. 15, 2019, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (1) 31.0 ppb (24) N/A N/A 0.3 μg/m3 (1) 24.0
 
Jan. 15, 2019, 6 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 30.0 ppb (23) N/A N/A 0.6 μg/m3 (2) 23.0
 
Jan. 15, 2019, 5 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 31.0 ppb (24) N/A N/A 1.1 μg/m3 (5) 24.0
 
Jan. 15, 2019, 4 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (1) 31.0 ppb (24) N/A N/A 1.2 μg/m3 (5) 24.0
 
Jan. 15, 2019, 3 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (1) 30.0 ppb (23) N/A N/A 0.8 μg/m3 (3) 23.0
 
Jan. 15, 2019, 2 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (1) 30.0 ppb (23) N/A N/A 0.6 μg/m3 (2) 23.0
 
Jan. 15, 2019, 1 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (1) 32.0 ppb (25) N/A N/A 0.5 μg/m3 (2) 25.0
 
Jan. 15, 2019, noon N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (1) 32.0 ppb (25) N/A N/A 0.8 μg/m3 (3) 25.0
 
Jan. 15, 2019, 11 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (1) 32.0 ppb (25) N/A N/A 0.8 μg/m3 (3) 25.0
 
Jan. 15, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.2 μg/m3 (5) 5.0
 
Jan. 15, 2019, 9 a.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (1) 34.0 ppb (26) N/A N/A 1.4 μg/m3 (6) 26.0
 
Jan. 15, 2019, 8 a.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (1) 32.0 ppb (25) N/A N/A 1.2 μg/m3 (5) 25.0
 
Jan. 15, 2019, 7 a.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (1) 33.0 ppb (25) N/A N/A 1.1 μg/m3 (5) 25.0
 
Jan. 15, 2019, 6 a.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (1) 33.0 ppb (25) N/A N/A 1.3 μg/m3 (5) 25.0
 
Jan. 15, 2019, 5 a.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (1) 36.0 ppb (28) N/A N/A 2.1 μg/m3 (9) 28.0
 
Jan. 15, 2019, 4 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (1) 37.0 ppb (28) N/A N/A 2.1 μg/m3 (9) 28.0
 
Jan. 15, 2019, 3 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (1) 39.0 ppb (30) N/A N/A 2.8 μg/m3 (12) 30.0
 
Jan. 15, 2019, 2 a.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 37.0 ppb (28) N/A N/A 4.7 μg/m3 (20) 28.0
 
Jan. 15, 2019, 1 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (1) 41.0 ppb (32) N/A N/A 2.5 μg/m3 (10) 32.0
 
Jan. 15, 2019, midnight N/A N/A N/A N/A N/A 1.0 ppb (1) 47.0 ppb (36) N/A N/A -0.3 μg/m3 (0) 36.0
 
Jan. 14, 2019, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 47.0 ppb (36) N/A N/A -0.1 μg/m3 (0) 36.0
 
Jan. 14, 2019, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 48.0 ppb (37) N/A N/A -0.2 μg/m3 (0) 37.0
 
Jan. 14, 2019, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 47.0 ppb (36) N/A N/A -0.3 μg/m3 (0) 36.0
 
Jan. 14, 2019, 8 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (1) 45.0 ppb (35) N/A N/A -0.5 μg/m3 (0) 35.0
 
Jan. 14, 2019, 7 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (1) 37.0 ppb (28) N/A N/A 0.7 μg/m3 (3) 28.0
 
Jan. 14, 2019, 6 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 36.0 ppb (28) N/A N/A 1.9 μg/m3 (8) 28.0
 
Jan. 14, 2019, 5 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (1) 33.0 ppb (25) N/A N/A 4.3 μg/m3 (18) 25.0
 
Jan. 14, 2019, 4 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (1) 30.0 ppb (23) N/A N/A 4.0 μg/m3 (17) 23.0
 
Jan. 14, 2019, 3 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (1) 33.0 ppb (25) N/A N/A 2.6 μg/m3 (11) 25.0
 
Jan. 14, 2019, 2 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (1) 34.0 ppb (26) N/A N/A 0.9 μg/m3 (4) 26.0
 
Jan. 14, 2019, 1 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (1) 39.0 ppb (30) N/A N/A -0.3 μg/m3 (0) 30.0
 
Jan. 14, 2019, noon N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (1) 41.0 ppb (32) N/A N/A -0.7 μg/m3 (0) 32.0
 
Jan. 14, 2019, 11 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (1) 38.0 ppb (29) N/A N/A 0.0 μg/m3 (0) 29.0
 
Jan. 14, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.6 μg/m3 (2) 2.0
 
Jan. 14, 2019, 9 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (1) 37.0 ppb (28) N/A N/A 0.6 μg/m3 (2) 28.0
 
Jan. 14, 2019, 8 a.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 34.0 ppb (26) N/A N/A 0.6 μg/m3 (2) 26.0
 
Jan. 14, 2019, 7 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (1) 30.0 ppb (23) N/A N/A 1.0 μg/m3 (4) 23.0
 
Jan. 14, 2019, 6 a.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 33.0 ppb (25) N/A N/A 0.9 μg/m3 (4) 25.0
 
Jan. 14, 2019, 5 a.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (1) 34.0 ppb (26) N/A N/A 0.8 μg/m3 (3) 26.0
 
Jan. 14, 2019, 4 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (1) 34.0 ppb (26) N/A N/A 0.5 μg/m3 (2) 26.0
 
Jan. 14, 2019, 3 a.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (1) 36.0 ppb (28) N/A N/A -0.1 μg/m3 (0) 28.0
 
Jan. 14, 2019, 2 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (1) 36.0 ppb (28) N/A N/A 0.5 μg/m3 (2) 28.0
 
Jan. 14, 2019, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 40.0 ppb (31) N/A N/A -0.1 μg/m3 (0) 31.0
 
Jan. 14, 2019, midnight N/A N/A N/A N/A N/A 1.0 ppb (1) 43.0 ppb (33) N/A N/A 0.5 μg/m3 (2) 33.0
 
Jan. 13, 2019, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (33) N/A N/A 0.6 μg/m3 (2) 33.0
 
Jan. 13, 2019, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 43.0 ppb (33) N/A N/A 0.9 μg/m3 (4) 33.0
 
Jan. 13, 2019, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (32) N/A N/A 1.2 μg/m3 (5) 32.0
 
Jan. 13, 2019, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 39.0 ppb (30) N/A N/A 0.6 μg/m3 (2) 30.0
 
Jan. 13, 2019, 7 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (1) 39.0 ppb (30) N/A N/A 0.6 μg/m3 (2) 30.0
 
Jan. 13, 2019, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 41.0 ppb (32) N/A N/A 1.5 μg/m3 (6) 32.0
 
Jan. 13, 2019, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 41.0 ppb (32) N/A N/A 1.7 μg/m3 (7) 32.0
 
Jan. 13, 2019, 4 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (1) 41.0 ppb (32) N/A N/A 2.2 μg/m3 (9) 32.0
 
Jan. 13, 2019, 3 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (1) 44.0 ppb (34) N/A N/A 1.9 μg/m3 (8) 34.0
 
Jan. 13, 2019, 2 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (1) 45.0 ppb (35) N/A N/A 1.6 μg/m3 (7) 35.0
 
Jan. 13, 2019, 1 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (1) 44.0 ppb (34) N/A N/A 1.2 μg/m3 (5) 34.0
 
Jan. 13, 2019, noon N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (1) 41.0 ppb (32) N/A N/A 0.5 μg/m3 (2) 32.0
 
Jan. 13, 2019, 11 a.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (1) 42.0 ppb (32) N/A N/A 1.1 μg/m3 (5) 32.0
 
Jan. 13, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.6 μg/m3 (2) 2.0
 
Jan. 13, 2019, 9 a.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (1) 38.0 ppb (29) N/A N/A 1.9 μg/m3 (8) 29.0
 
Jan. 13, 2019, 8 a.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (1) 40.0 ppb (31) N/A N/A 1.0 μg/m3 (4) 31.0
 
Jan. 13, 2019, 7 a.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (1) 38.0 ppb (29) N/A N/A 1.6 μg/m3 (7) 29.0
 
Jan. 13, 2019, 6 a.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (1) 38.0 ppb (29) N/A N/A 0.6 μg/m3 (2) 29.0
 
Jan. 13, 2019, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 40.0 ppb (31) N/A N/A 0.3 μg/m3 (1) 31.0
 
Jan. 13, 2019, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 40.0 ppb (31) N/A N/A 0.2 μg/m3 (1) 31.0
 
Jan. 13, 2019, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 42.0 ppb (32) N/A N/A 0.7 μg/m3 (3) 32.0
 
Jan. 13, 2019, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 44.0 ppb (34) N/A N/A 0.0 μg/m3 (0) 34.0
 
Jan. 13, 2019, 1 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 0.2 μg/m3 (1) 32.0
 
Jan. 13, 2019, midnight N/A N/A N/A N/A N/A 1.0 ppb (1) 44.0 ppb (34) N/A N/A 1.1 μg/m3 (5) 34.0
 
Jan. 12, 2019, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 45.0 ppb (35) N/A N/A 0.5 μg/m3 (2) 35.0
 
Jan. 12, 2019, 10 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (1) 41.0 ppb (32) N/A N/A -0.5 μg/m3 (0) 32.0
 
Jan. 12, 2019, 9 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 2.0 μg/m3 (8) 32.0
 
Jan. 12, 2019, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 44.0 ppb (34) N/A N/A 0.3 μg/m3 (1) 34.0
 
Jan. 12, 2019, 7 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (1) 41.0 ppb (32) N/A N/A -0.3 μg/m3 (0) 32.0
 
Jan. 12, 2019, 6 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (1) 39.0 ppb (30) N/A N/A 0.3 μg/m3 (1) 30.0
 
Jan. 12, 2019, 5 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (1) 37.0 ppb (28) N/A N/A 0.6 μg/m3 (2) 28.0
 
Jan. 12, 2019, 4 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (1) 38.0 ppb (29) N/A N/A 1.0 μg/m3 (4) 29.0
 
Jan. 12, 2019, 3 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (1) 37.0 ppb (28) N/A N/A 1.6 μg/m3 (7) 28.0
 
Jan. 12, 2019, 2 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (1) 38.0 ppb (29) N/A N/A 0.3 μg/m3 (1) 29.0
 
Jan. 12, 2019, 1 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (1) 38.0 ppb (29) N/A N/A 0.7 μg/m3 (3) 29.0
 
Jan. 12, 2019, noon N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (1) 38.0 ppb (29) N/A N/A 0.6 μg/m3 (2) 29.0
 
Jan. 12, 2019, 11 a.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (1) 39.0 ppb (30) N/A N/A 0.9 μg/m3 (4) 30.0
 
Jan. 12, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.4 μg/m3 (6) 6.0
 
Jan. 12, 2019, 9 a.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (1) 39.0 ppb (30) N/A N/A -0.2 μg/m3 (0) 30.0
 
Jan. 12, 2019, 8 a.m. N/A N/A N/A 12.0 ppb (11) N/A 1.0 ppb (1) 31.0 ppb (24) N/A N/A 0.6 μg/m3 (2) 24.0
 
Jan. 12, 2019, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 44.0 ppb (34) N/A N/A 0.1 μg/m3 (0) 34.0
 
Jan. 12, 2019, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 44.0 ppb (34) N/A N/A 0.2 μg/m3 (1) 34.0
 
Jan. 12, 2019, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 43.0 ppb (33) N/A N/A 0.8 μg/m3 (3) 33.0
 
Jan. 12, 2019, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 44.0 ppb (34) N/A N/A 1.2 μg/m3 (5) 34.0
 
Jan. 12, 2019, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 44.0 ppb (34) N/A N/A 0.7 μg/m3 (3) 34.0
 
Jan. 12, 2019, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 45.0 ppb (35) N/A N/A 0.8 μg/m3 (3) 35.0
 
Jan. 12, 2019, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A N/A -0.2 μg/m3 (0) 1.0
 
Jan. 12, 2019, midnight N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A -0.7 μg/m3 (0) 1.0
 
Jan. 11, 2019, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A N/A 0.8 μg/m3 (3) 3.0
 
Jan. 11, 2019, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A N/A 0.2 μg/m3 (1) 1.0
 
Jan. 11, 2019, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A N/A -1.0 μg/m3 (0) 1.0
 
Jan. 11, 2019, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A N/A -0.7 μg/m3 (0) 1.0
 
Jan. 11, 2019, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 43.0 ppb (33) N/A N/A -1.2 μg/m3 (0) 33.0
 
Jan. 11, 2019, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 44.0 ppb (34) N/A N/A 0.0 μg/m3 (0) 34.0
 
Jan. 11, 2019, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 44.0 ppb (34) N/A N/A -0.7 μg/m3 (0) 34.0
 
Jan. 11, 2019, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 44.0 ppb (34) N/A N/A 0.1 μg/m3 (0) 34.0
 
Jan. 11, 2019, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 44.0 ppb (34) N/A N/A 0.0 μg/m3 (0) 34.0
 
Jan. 11, 2019, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A N/A -0.1 μg/m3 (0) 1.0
 
Jan. 11, 2019, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A N/A -0.8 μg/m3 (0) 1.0
 
Jan. 11, 2019, noon N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A N/A -0.6 μg/m3 (0) 1.0
 
Jan. 11, 2019, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A N/A -0.2 μg/m3 (0) 1.0
 
Jan. 11, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -0.2 μg/m3 (0) N/A
Jan. 11, 2019, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A N/A 0.1 μg/m3 (0) 1.0
 
Jan. 11, 2019, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 42.0 ppb (32) N/A N/A -0.3 μg/m3 (0) 32.0
 
Jan. 11, 2019, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 41.0 ppb (32) N/A N/A -1.0 μg/m3 (0) 32.0
 
Jan. 11, 2019, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 41.0 ppb (32) N/A N/A -0.3 μg/m3 (0) 32.0
 
Jan. 11, 2019, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 42.0 ppb (32) N/A N/A 0.2 μg/m3 (1) 32.0
 
Jan. 11, 2019, 4 a.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (1) 41.0 ppb (32) N/A N/A -0.3 μg/m3 (0) 32.0
 
Jan. 11, 2019, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 42.0 ppb (32) N/A N/A -0.1 μg/m3 (0) 32.0
 
Jan. 11, 2019, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 43.0 ppb (33) N/A N/A -0.3 μg/m3 (0) 33.0
 
Jan. 11, 2019, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 41.0 ppb (32) N/A N/A -1.2 μg/m3 (0) 32.0
 
Jan. 11, 2019, midnight N/A N/A N/A N/A N/A 1.0 ppb (1) 40.0 ppb (31) N/A N/A -0.5 μg/m3 (0) 31.0
 
Jan. 10, 2019, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 38.0 ppb (29) N/A N/A -0.1 μg/m3 (0) 29.0
 
Jan. 10, 2019, 10 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (1) 36.0 ppb (28) N/A N/A 0.5 μg/m3 (2) 28.0
 
Jan. 10, 2019, 9 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (1) 35.0 ppb (27) N/A N/A 0.1 μg/m3 (0) 27.0