AQSQID: 060590007

Site Name: Anaheim

Location: Anaheim, CA

Reporting: True, Located: True

Current AQI: 18.0

Anaheim CA, US: 33.82, -117.913101

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 17, 2019, 8 a.m. 4.8 ppb (4) 0.5 ppb (0) N/A 4.0 ppb (4) N/A N/A 24.0 ppb (18) 0.2 ppb (2) 11.0 μg/m3 (10) -1.6 μg/m3 (0) 18.0
 
Sept. 17, 2019, 7 a.m. 8.5 ppb (8) 0.6 ppb (1) N/A 8.0 ppb (7) N/A N/A 21.0 ppb (16) 0.24 ppb (3) 14.0 μg/m3 (13) 8.1 μg/m3 (34) 34.0
 
Sept. 17, 2019, 6 a.m. 8.2 ppb (8) 0.6 ppb (1) N/A 8.0 ppb (7) N/A N/A 22.0 ppb (17) 0.24 ppb (3) 14.0 μg/m3 (13) 9.1 μg/m3 (38) 38.0
 
Sept. 17, 2019, 5 a.m. 5.9 ppb (5) 0.5 ppb (0) N/A 5.0 ppb (5) N/A N/A 27.0 ppb (21) 0.2 ppb (2) 10.0 μg/m3 (9) 6.9 μg/m3 (29) 29.0
 
Sept. 17, 2019, 4 a.m. 6.2 ppb (6) 0.5 ppb (0) N/A 6.0 ppb (6) N/A N/A 29.0 ppb (22) 0.21 ppb (2) 17.0 μg/m3 (15) 10.6 μg/m3 (44) 44.0
 
Sept. 17, 2019, 3 a.m. 7.0 ppb (6) 0.4 ppb (0) N/A 7.0 ppb (6) N/A N/A 34.0 ppb (26) 0.22 ppb (2) 19.0 μg/m3 (17) 13.2 μg/m3 (53) 53.0
 
Sept. 17, 2019, 2 a.m. 6.1 ppb (6) 0.4 ppb (0) N/A 6.0 ppb (6) N/A N/A 36.0 ppb (28) 0.22 ppb (2) 18.0 μg/m3 (16) 12.7 μg/m3 (51) 51.0
 
Sept. 17, 2019, 1 a.m. 5.3 ppb (5) 0.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 36.0 ppb (28) 0.22 ppb (2) 31.0 μg/m3 (28) 12.5 μg/m3 (51) 51.0
 
Sept. 17, 2019, midnight 6.4 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 39.0 ppb (30) 0.21 ppb (2) 25.0 μg/m3 (23) 14.7 μg/m3 (56) 56.0
 
Sept. 16, 2019, 11 p.m. 5.4 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 42.0 ppb (32) 0.22 ppb (2) 19.0 μg/m3 (17) 11.1 μg/m3 (46) 46.0
 
Sept. 16, 2019, 10 p.m. 5.5 ppb (5) 1.3 ppb (1) N/A 4.0 ppb (4) N/A N/A 41.0 ppb (32) 0.23 ppb (3) 17.0 μg/m3 (15) 11.3 μg/m3 (47) 47.0
 
Sept. 16, 2019, 9 p.m. 5.1 ppb (5) 1.1 ppb (1) N/A 4.0 ppb (4) N/A N/A 48.0 ppb (37) 0.23 ppb (3) 27.0 μg/m3 (25) 13.4 μg/m3 (53) 53.0
 
Sept. 16, 2019, 8 p.m. 5.6 ppb (5) 1.4 ppb (1) N/A 4.0 ppb (4) N/A N/A 47.0 ppb (36) 0.24 ppb (3) 25.0 μg/m3 (23) 13.0 μg/m3 (52) 52.0
 
Sept. 16, 2019, 7 p.m. 4.6 ppb (4) 1.1 ppb (1) N/A 4.0 ppb (4) N/A N/A 44.0 ppb (34) 0.22 ppb (2) 26.0 μg/m3 (24) 14.9 μg/m3 (56) 56.0
 
Sept. 16, 2019, 6 p.m. 5.9 ppb (5) 1.5 ppb (1) N/A 4.0 ppb (4) N/A N/A 39.0 ppb (30) 0.24 ppb (3) 21.0 μg/m3 (19) 16.9 μg/m3 (60) 60.0
 
Sept. 16, 2019, 5 p.m. 10.7 ppb (10) 2.4 ppb (2) N/A 8.0 ppb (7) N/A N/A 34.0 ppb (26) 0.32 ppb (4) 27.0 μg/m3 (25) 10.6 μg/m3 (44) 44.0
 
Sept. 16, 2019, 4 p.m. 15.3 ppb (14) 4.3 ppb (4) N/A 11.0 ppb (10) N/A N/A 27.0 ppb (21) 0.36 ppb (4) 34.0 μg/m3 (31) 16.4 μg/m3 (59) 59.0
 
Sept. 16, 2019, 3 p.m. 15.4 ppb (14) 4.5 ppb (4) N/A 11.0 ppb (10) N/A N/A 23.0 ppb (18) 0.34 ppb (4) 28.0 μg/m3 (25) 18.8 μg/m3 (64) 64.0
 
Sept. 16, 2019, 2 p.m. 13.1 ppb (12) 1.9 ppb (2) N/A 11.0 ppb (10) N/A N/A 19.0 ppb (15) 0.29 ppb (3) 27.0 μg/m3 (25) 10.3 μg/m3 (43) 43.0
 
Sept. 16, 2019, 1 p.m. 24.5 ppb (23) 6.2 ppb (6) N/A 18.0 ppb (17) N/A N/A 10.0 ppb (8) 0.37 ppb (4) 29.0 μg/m3 (26) 15.2 μg/m3 (57) 57.0
 
Sept. 16, 2019, noon 9.6 ppb (9) 1.2 ppb (1) N/A 8.0 ppb (7) N/A N/A 23.0 ppb (18) 0.27 ppb (3) 20.0 μg/m3 (18) 10.8 μg/m3 (45) 45.0
 
Sept. 16, 2019, 11 a.m. 4.9 ppb (5) 0.6 ppb (1) N/A 4.0 ppb (4) N/A N/A 28.0 ppb (22) 0.22 ppb (2) 20.0 μg/m3 (18) 12.7 μg/m3 (51) 51.0
 
Sept. 16, 2019, 10 a.m. 4.3 ppb (4) 0.6 ppb (1) N/A 4.0 ppb (4) N/A N/A 30.0 ppb (23) 0.19 ppb (2) 21.0 μg/m3 (19) 13.7 μg/m3 (54) 54.0
 
Sept. 16, 2019, 9 a.m. 5.7 ppb (5) 0.7 ppb (1) N/A 5.0 ppb (5) N/A N/A 29.0 ppb (22) 0.2 ppb (2) 20.0 μg/m3 (18) 14.7 μg/m3 (56) 56.0
 
Sept. 16, 2019, 8 a.m. 10.3 ppb (10) 0.9 ppb (1) N/A 9.0 ppb (8) N/A N/A 19.0 ppb (15) 0.24 ppb (3) 24.0 μg/m3 (22) 19.1 μg/m3 (65) 65.0
 
Sept. 16, 2019, 7 a.m. 13.2 ppb (12) 0.9 ppb (1) N/A 12.0 ppb (11) N/A N/A 15.0 ppb (12) 0.25 ppb (3) 24.0 μg/m3 (22) 13.9 μg/m3 (54) 54.0
 
Sept. 16, 2019, 6 a.m. 12.1 ppb (11) 0.9 ppb (1) N/A 11.0 ppb (10) N/A N/A 16.0 ppb (12) 0.27 ppb (3) 22.0 μg/m3 (20) 15.6 μg/m3 (58) 58.0
 
Sept. 16, 2019, 5 a.m. 14.1 ppb (13) 0.9 ppb (1) N/A 13.0 ppb (12) N/A N/A 16.0 ppb (12) 0.31 ppb (3) 25.0 μg/m3 (23) 14.7 μg/m3 (56) 56.0
 
Sept. 16, 2019, 4 a.m. 13.3 ppb (12) 0.8 ppb (1) N/A 12.0 ppb (11) N/A N/A 20.0 ppb (15) 0.31 ppb (3) 27.0 μg/m3 (25) 16.6 μg/m3 (60) 60.0
 
Sept. 16, 2019, 3 a.m. 11.5 ppb (11) 0.7 ppb (1) N/A 11.0 ppb (10) N/A N/A 24.0 ppb (18) 0.31 ppb (3) 34.0 μg/m3 (31) 18.8 μg/m3 (64) 64.0
 
Sept. 16, 2019, 2 a.m. 10.8 ppb (10) 0.7 ppb (1) N/A 10.0 ppb (9) N/A N/A 28.0 ppb (22) 0.3 ppb (3) 33.0 μg/m3 (30) 20.1 μg/m3 (67) 67.0
 
Sept. 16, 2019, 1 a.m. 6.4 ppb (6) 0.5 ppb (0) N/A 6.0 ppb (6) N/A N/A 40.0 ppb (31) 0.24 ppb (3) 29.0 μg/m3 (26) 12.7 μg/m3 (51) 51.0
 
Sept. 16, 2019, midnight 5.0 ppb (5) 0.7 ppb (1) N/A 4.0 ppb (4) N/A N/A 44.0 ppb (34) 0.22 ppb (2) 23.0 μg/m3 (21) 12.5 μg/m3 (51) 51.0
 
Sept. 15, 2019, 11 p.m. 9.3 ppb (9) 1.6 ppb (1) N/A 8.0 ppb (7) N/A N/A 46.0 ppb (35) 0.24 ppb (3) 24.0 μg/m3 (22) 11.3 μg/m3 (47) 47.0
 
Sept. 15, 2019, 10 p.m. 5.8 ppb (5) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 52.0 ppb (40) 0.26 ppb (3) 21.0 μg/m3 (19) 11.3 μg/m3 (47) 47.0
 
Sept. 15, 2019, 9 p.m. 4.6 ppb (4) 0.8 ppb (1) N/A 4.0 ppb (4) N/A N/A 56.0 ppb (43) 0.25 ppb (3) 32.0 μg/m3 (29) 11.1 μg/m3 (46) 46.0
 
Sept. 15, 2019, 8 p.m. 5.6 ppb (5) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 56.0 ppb (43) 0.28 ppb (3) 24.0 μg/m3 (22) 11.7 μg/m3 (49) 49.0
 
Sept. 15, 2019, 7 p.m. 6.2 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 60.0 ppb (46) 0.3 ppb (3) 27.0 μg/m3 (25) 13.5 μg/m3 (53) 53.0
 
Sept. 15, 2019, 6 p.m. 9.0 ppb (8) 1.9 ppb (2) N/A 7.0 ppb (6) N/A N/A 51.0 ppb (39) 0.37 ppb (4) 30.0 μg/m3 (27) 15.7 μg/m3 (58) 58.0
 
Sept. 15, 2019, 5 p.m. 12.0 ppb (11) 3.6 ppb (3) N/A 8.0 ppb (7) N/A N/A 31.0 ppb (24) 0.38 ppb (4) 37.0 μg/m3 (34) 20.6 μg/m3 (68) 68.0
 
Sept. 15, 2019, 4 p.m. 10.9 ppb (10) 2.9 ppb (3) N/A 8.0 ppb (7) N/A N/A 22.0 ppb (17) 0.36 ppb (4) 32.0 μg/m3 (29) 17.8 μg/m3 (62) 62.0
 
Sept. 15, 2019, 3 p.m. 10.5 ppb (10) 3.1 ppb (3) N/A 7.0 ppb (6) N/A N/A 17.0 ppb (13) 0.35 ppb (4) 28.0 μg/m3 (25) 16.9 μg/m3 (60) 60.0
 
Sept. 15, 2019, 2 p.m. 8.1 ppb (8) 1.5 ppb (1) N/A 7.0 ppb (6) N/A N/A 18.0 ppb (14) 0.29 ppb (3) 21.0 μg/m3 (19) 14.9 μg/m3 (56) 56.0
 
Sept. 15, 2019, 1 p.m. 6.3 ppb (6) 0.9 ppb (1) N/A 5.0 ppb (5) N/A N/A 18.0 ppb (14) 0.24 ppb (3) 19.0 μg/m3 (17) 15.4 μg/m3 (57) 57.0
 
Sept. 15, 2019, noon 7.7 ppb (7) 1.1 ppb (1) N/A 7.0 ppb (6) N/A N/A 15.0 ppb (12) 0.23 ppb (3) 11.0 μg/m3 (10) 7.4 μg/m3 (31) 31.0
 
Sept. 15, 2019, 11 a.m. 13.8 ppb (13) 1.3 ppb (1) N/A 13.0 ppb (12) N/A N/A 7.0 ppb (5) 0.35 ppb (4) 30.0 μg/m3 (27) 18.1 μg/m3 (63) 63.0
 
Sept. 15, 2019, 10 a.m. 15.1 ppb (14) 1.4 ppb (1) N/A 14.0 ppb (13) N/A N/A 7.0 ppb (5) 0.36 ppb (4) 31.0 μg/m3 (28) 9.9 μg/m3 (41) 41.0
 
Sept. 15, 2019, 9 a.m. 20.0 ppb (19) 2.0 ppb (2) N/A 18.0 ppb (17) N/A N/A 4.0 ppb (3) 0.5 ppb (6) 30.0 μg/m3 (27) 18.1 μg/m3 (63) 63.0
 
Sept. 15, 2019, 8 a.m. 20.6 ppb (19) 1.8 ppb (2) N/A 19.0 ppb (18) N/A N/A 6.0 ppb (5) 0.54 ppb (6) 37.0 μg/m3 (34) 18.3 μg/m3 (63) 63.0
 
Sept. 15, 2019, 7 a.m. 23.0 ppb (21) 2.0 ppb (2) N/A 21.0 ppb (19) N/A N/A 7.0 ppb (5) 0.52 ppb (6) 39.0 μg/m3 (35) 19.1 μg/m3 (65) 65.0
 
Sept. 15, 2019, 6 a.m. 22.3 ppb (21) 1.6 ppb (1) N/A 21.0 ppb (19) N/A N/A 11.0 ppb (8) 0.52 ppb (6) 33.0 μg/m3 (30) 14.0 μg/m3 (54) 54.0
 
Sept. 15, 2019, 5 a.m. 17.3 ppb (16) 1.1 ppb (1) N/A 16.0 ppb (15) N/A N/A 20.0 ppb (15) 0.39 ppb (4) 40.0 μg/m3 (36) 19.8 μg/m3 (67) 67.0
 
Sept. 15, 2019, 4 a.m. 15.9 ppb (15) 0.9 ppb (1) N/A 15.0 ppb (14) N/A N/A 24.0 ppb (18) 0.39 ppb (4) 37.0 μg/m3 (34) 15.4 μg/m3 (57) 57.0
 
Sept. 15, 2019, 3 a.m. 14.1 ppb (13) 0.8 ppb (1) N/A 13.0 ppb (12) N/A N/A 29.0 ppb (22) 0.35 ppb (4) 36.0 μg/m3 (33) 11.1 μg/m3 (46) 46.0
 
Sept. 15, 2019, 2 a.m. 11.0 ppb (10) 0.6 ppb (1) N/A 10.0 ppb (9) N/A N/A 36.0 ppb (28) 0.31 ppb (3) 39.0 μg/m3 (35) 10.6 μg/m3 (44) 44.0
 
Sept. 15, 2019, 1 a.m. 8.7 ppb (8) 0.7 ppb (1) N/A 8.0 ppb (7) N/A N/A 46.0 ppb (35) 0.28 ppb (3) 24.0 μg/m3 (22) 11.5 μg/m3 (48) 48.0
 
Sept. 15, 2019, midnight 7.3 ppb (7) 0.9 ppb (1) N/A 6.0 ppb (6) N/A N/A 54.0 ppb (42) 0.26 ppb (3) 21.0 μg/m3 (19) 9.4 μg/m3 (39) 42.0
 
Sept. 14, 2019, 11 p.m. 7.5 ppb (7) 0.9 ppb (1) N/A 7.0 ppb (6) N/A N/A 68.0 ppb (52) 0.27 ppb (3) 19.0 μg/m3 (17) 11.3 μg/m3 (47) 52.0
 
Sept. 14, 2019, 10 p.m. 6.0 ppb (6) 0.7 ppb (1) N/A 5.0 ppb (5) N/A N/A 79.0 ppb (62) 0.27 ppb (3) 26.0 μg/m3 (24) 9.3 μg/m3 (39) 62.0
 
Sept. 14, 2019, 9 p.m. 4.8 ppb (4) 0.7 ppb (1) N/A 4.0 ppb (4) N/A N/A 72.0 ppb (56) 0.26 ppb (3) 25.0 μg/m3 (23) 4.5 μg/m3 (19) 56.0
 
Sept. 14, 2019, 8 p.m. 6.1 ppb (6) 0.9 ppb (1) N/A 5.0 ppb (5) N/A N/A 70.0 ppb (54) 0.31 ppb (3) 32.0 μg/m3 (29) 15.4 μg/m3 (57) 57.0
 
Sept. 14, 2019, 7 p.m. 10.6 ppb (10) 1.5 ppb (1) N/A 9.0 ppb (8) N/A N/A 73.0 ppb (57) 0.45 ppb (5) 33.0 μg/m3 (30) 14.2 μg/m3 (55) 57.0
 
Sept. 14, 2019, 6 p.m. 14.5 ppb (13) 2.5 ppb (2) N/A 12.0 ppb (11) N/A N/A 57.0 ppb (44) 0.48 ppb (5) 32.0 μg/m3 (29) 19.6 μg/m3 (66) 66.0
 
Sept. 14, 2019, 5 p.m. 17.4 ppb (16) 3.9 ppb (4) N/A 14.0 ppb (13) N/A N/A 42.0 ppb (32) 0.47 ppb (5) 37.0 μg/m3 (34) 19.3 μg/m3 (66) 66.0
 
Sept. 14, 2019, 4 p.m. 30.0 ppb (28) 9.9 ppb (9) N/A 20.0 ppb (19) N/A N/A 24.0 ppb (18) 0.61 ppb (7) 37.0 μg/m3 (34) 15.9 μg/m3 (58) 58.0
 
Sept. 14, 2019, 3 p.m. 43.4 ppb (40) 19.3 ppb (18) N/A 24.0 ppb (22) N/A N/A 11.0 ppb (8) 0.73 ppb (8) 34.0 μg/m3 (31) 14.0 μg/m3 (54) 54.0
 
Sept. 14, 2019, 2 p.m. 50.0 ppb (46) 24.2 ppb (22) N/A 26.0 ppb (24) N/A N/A 4.0 ppb (3) 0.72 ppb (8) 29.0 μg/m3 (26) 13.0 μg/m3 (52) 52.0
 
Sept. 14, 2019, 1 p.m. 42.7 ppb (40) 19.1 ppb (18) N/A 24.0 ppb (22) N/A N/A 0.0 ppb (0) 0.65 ppb (7) 27.0 μg/m3 (25) 10.8 μg/m3 (45) 45.0
 
Sept. 14, 2019, noon 28.9 ppb (27) 8.8 ppb (8) N/A 20.0 ppb (19) N/A N/A 4.0 ppb (3) 0.49 ppb (5) 23.0 μg/m3 (21) 8.8 μg/m3 (37) 37.0
 
Sept. 14, 2019, 11 a.m. 8.3 ppb (8) 1.2 ppb (1) N/A 7.0 ppb (6) N/A N/A 18.0 ppb (14) 0.29 ppb (3) 17.0 μg/m3 (15) 10.6 μg/m3 (44) 44.0
 
Sept. 14, 2019, 10 a.m. 9.2 ppb (9) 0.9 ppb (1) N/A 8.0 ppb (7) N/A N/A 19.0 ppb (15) 0.31 ppb (3) 18.0 μg/m3 (16) 13.2 μg/m3 (53) 53.0
 
Sept. 14, 2019, 9 a.m. 15.2 ppb (14) 1.4 ppb (1) N/A 14.0 ppb (13) N/A N/A 11.0 ppb (8) 0.4 ppb (4) 20.0 μg/m3 (18) 13.7 μg/m3 (54) 54.0
 
Sept. 14, 2019, 8 a.m. 16.1 ppb (15) 1.4 ppb (1) N/A 15.0 ppb (14) N/A N/A 11.0 ppb (8) 0.4 ppb (4) 27.0 μg/m3 (25) 13.9 μg/m3 (54) 54.0
 
Sept. 14, 2019, 7 a.m. 14.8 ppb (14) 1.1 ppb (1) N/A 14.0 ppb (13) N/A N/A 14.0 ppb (11) 0.37 ppb (4) 23.0 μg/m3 (21) 15.7 μg/m3 (58) 58.0
 
Sept. 14, 2019, 6 a.m. 13.8 ppb (13) 1.0 ppb (1) N/A 13.0 ppb (12) N/A N/A 16.0 ppb (12) 0.33 ppb (4) 21.0 μg/m3 (19) 13.2 μg/m3 (53) 53.0
 
Sept. 14, 2019, 5 a.m. 15.4 ppb (14) 0.9 ppb (1) N/A 15.0 ppb (14) N/A N/A 17.0 ppb (13) 0.35 ppb (4) 24.0 μg/m3 (22) 12.0 μg/m3 (50) 50.0
 
Sept. 14, 2019, 4 a.m. 15.7 ppb (15) 1.0 ppb (1) N/A 15.0 ppb (14) N/A N/A 18.0 ppb (14) 0.33 ppb (4) 35.0 μg/m3 (32) 10.3 μg/m3 (43) 43.0
 
Sept. 14, 2019, 3 a.m. 13.8 ppb (13) 0.7 ppb (1) N/A 13.0 ppb (12) N/A N/A 30.0 ppb (23) 0.34 ppb (4) 16.0 μg/m3 (15) 11.5 μg/m3 (48) 48.0
 
Sept. 14, 2019, 2 a.m. 14.2 ppb (13) 0.7 ppb (1) N/A 14.0 ppb (13) N/A N/A 40.0 ppb (31) 0.4 ppb (4) 31.0 μg/m3 (28) 13.4 μg/m3 (53) 53.0
 
Sept. 14, 2019, 1 a.m. 13.4 ppb (12) 0.9 ppb (1) N/A 13.0 ppb (12) N/A N/A 42.0 ppb (32) 0.35 ppb (4) 30.0 μg/m3 (27) 16.2 μg/m3 (59) 59.0
 
Sept. 14, 2019, midnight 14.2 ppb (13) 1.3 ppb (1) N/A 13.0 ppb (12) N/A N/A 66.0 ppb (51) 0.35 ppb (4) 31.0 μg/m3 (28) 8.8 μg/m3 (37) 51.0
 
Sept. 13, 2019, 11 p.m. 12.8 ppb (12) 1.4 ppb (1) N/A 11.0 ppb (10) N/A N/A 76.0 ppb (59) 0.33 ppb (4) 32.0 μg/m3 (29) 17.1 μg/m3 (61) 61.0
 
Sept. 13, 2019, 10 p.m. 12.6 ppb (12) 1.5 ppb (1) N/A 11.0 ppb (10) N/A N/A 81.0 ppb (63) 0.36 ppb (4) 40.0 μg/m3 (36) 20.3 μg/m3 (68) 68.0
 
Sept. 13, 2019, 9 p.m. 17.4 ppb (16) 2.4 ppb (2) N/A 15.0 ppb (14) N/A N/A 71.0 ppb (55) 0.39 ppb (4) 50.0 μg/m3 (45) 18.6 μg/m3 (64) 64.0
 
Sept. 13, 2019, 8 p.m. 21.2 ppb (20) 3.3 ppb (3) N/A 18.0 ppb (17) N/A N/A 63.0 ppb (48) 0.46 ppb (5) 55.0 μg/m3 (50) 20.3 μg/m3 (68) 68.0
 
Sept. 13, 2019, 7 p.m. 28.6 ppb (26) 5.7 ppb (5) N/A 23.0 ppb (21) N/A N/A 50.0 ppb (38) 0.52 ppb (6) 58.0 μg/m3 (52) 23.0 μg/m3 (73) 73.0
 
Sept. 13, 2019, 6 p.m. 37.2 ppb (34) 7.9 ppb (7) N/A 29.0 ppb (27) N/A N/A 44.0 ppb (34) 0.62 ppb (7) 60.0 μg/m3 (52) 20.8 μg/m3 (69) 69.0
 
Sept. 13, 2019, 5 p.m. 41.7 ppb (39) 12.0 ppb (11) N/A 30.0 ppb (28) N/A N/A 30.0 ppb (23) 0.62 ppb (7) 49.0 μg/m3 (45) 23.8 μg/m3 (75) 75.0
 
Sept. 13, 2019, 4 p.m. 65.1 ppb (62) 28.4 ppb (26) N/A 37.0 ppb (34) N/A N/A 14.0 ppb (11) 0.89 ppb (10) 62.0 μg/m3 (54) 21.3 μg/m3 (70) 70.0
 
Sept. 13, 2019, 3 p.m. 81.6 ppb (79) 47.8 ppb (44) N/A 34.0 ppb (31) N/A N/A 5.0 ppb (4) 1.01 ppb (11) 46.0 μg/m3 (42) 24.0 μg/m3 (76) 79.0
 
Sept. 13, 2019, 2 p.m. 94.4 ppb (93) 65.5 ppb (62) N/A 29.0 ppb (27) N/A N/A 2.0 ppb (2) 1.2 ppb (13) 52.0 μg/m3 (47) 24.2 μg/m3 (76) 93.0
 
Sept. 13, 2019, 1 p.m. 79.6 ppb (77) 53.5 ppb (50) N/A 26.0 ppb (24) N/A N/A 0.0 ppb (0) 1.09 ppb (12) 33.0 μg/m3 (30) 16.4 μg/m3 (59) 77.0
 
Sept. 13, 2019, noon 61.1 ppb (58) 34.1 ppb (32) N/A 27.0 ppb (25) N/A N/A 0.0 ppb (0) 0.76 ppb (8) 28.0 μg/m3 (25) 19.6 μg/m3 (66) 66.0
 
Sept. 13, 2019, 11 a.m. 44.6 ppb (41) 17.2 ppb (16) N/A 27.0 ppb (25) N/A N/A 0.0 ppb (0) 0.55 ppb (6) 30.0 μg/m3 (27) 15.9 μg/m3 (58) 58.0
 
Sept. 13, 2019, 10 a.m. 38.1 ppb (35) 10.6 ppb (10) N/A 28.0 ppb (26) N/A N/A 0.0 ppb (0) 0.48 ppb (5) 25.0 μg/m3 (23) 16.9 μg/m3 (60) 60.0
 
Sept. 13, 2019, 9 a.m. 38.0 ppb (35) 9.1 ppb (8) N/A 29.0 ppb (27) N/A N/A 0.0 ppb (0) 0.5 ppb (6) 29.0 μg/m3 (26) 13.5 μg/m3 (53) 53.0
 
Sept. 13, 2019, 8 a.m. 28.8 ppb (27) 3.7 ppb (3) N/A 25.0 ppb (23) N/A N/A 3.0 ppb (2) 0.47 ppb (5) 23.0 μg/m3 (21) 17.1 μg/m3 (61) 61.0
 
Sept. 13, 2019, 7 a.m. 17.8 ppb (16) 1.2 ppb (1) N/A 17.0 ppb (16) N/A N/A 12.0 ppb (9) 0.4 ppb (4) 30.0 μg/m3 (27) 17.1 μg/m3 (61) 61.0
 
Sept. 13, 2019, 6 a.m. 18.7 ppb (17) 1.2 ppb (1) N/A 18.0 ppb (17) N/A N/A 12.0 ppb (9) 0.38 ppb (4) 28.0 μg/m3 (25) 15.7 μg/m3 (58) 58.0
 
Sept. 13, 2019, 5 a.m. 16.3 ppb (15) 0.9 ppb (1) N/A 15.0 ppb (14) N/A N/A 15.0 ppb (12) 0.32 ppb (4) 27.0 μg/m3 (25) 12.0 μg/m3 (50) 50.0
 
Sept. 13, 2019, 4 a.m. 14.3 ppb (13) 0.8 ppb (1) N/A 13.0 ppb (12) N/A N/A 18.0 ppb (14) 0.31 ppb (3) 30.0 μg/m3 (27) 15.4 μg/m3 (57) 57.0
 
Sept. 13, 2019, 3 a.m. 12.1 ppb (11) 0.6 ppb (1) N/A 12.0 ppb (11) N/A N/A 31.0 ppb (24) 0.33 ppb (4) 28.0 μg/m3 (25) 14.0 μg/m3 (54) 54.0
 
Sept. 13, 2019, 2 a.m. 15.4 ppb (14) 0.8 ppb (1) N/A 15.0 ppb (14) N/A N/A 25.0 ppb (19) 0.32 ppb (4) 28.0 μg/m3 (25) 12.2 μg/m3 (50) 50.0
 
Sept. 13, 2019, 1 a.m. 13.3 ppb (12) 1.2 ppb (1) N/A 12.0 ppb (11) N/A N/A 29.0 ppb (22) 0.29 ppb (3) 34.0 μg/m3 (31) 10.1 μg/m3 (42) 42.0
 
Sept. 13, 2019, midnight 11.3 ppb (10) 1.8 ppb (2) N/A 10.0 ppb (9) N/A N/A 38.0 ppb (29) 0.28 ppb (3) 43.0 μg/m3 (39) 16.9 μg/m3 (60) 60.0
 
Sept. 12, 2019, 11 p.m. 9.8 ppb (9) 1.8 ppb (2) N/A 8.0 ppb (7) N/A N/A 45.0 ppb (35) 0.26 ppb (3) 41.0 μg/m3 (37) 19.3 μg/m3 (66) 66.0
 
Sept. 12, 2019, 10 p.m. 9.6 ppb (9) 1.7 ppb (2) N/A 8.0 ppb (7) N/A N/A 54.0 ppb (42) 0.27 ppb (3) 37.0 μg/m3 (34) 16.2 μg/m3 (59) 59.0
 
Sept. 12, 2019, 9 p.m. 12.0 ppb (11) 2.2 ppb (2) N/A 10.0 ppb (9) N/A N/A 54.0 ppb (42) 0.29 ppb (3) 43.0 μg/m3 (39) 18.8 μg/m3 (64) 64.0
 
Sept. 12, 2019, 8 p.m. 16.7 ppb (15) 3.2 ppb (3) N/A 14.0 ppb (13) N/A N/A 52.0 ppb (40) 0.34 ppb (4) 43.0 μg/m3 (39) 16.7 μg/m3 (60) 60.0
 
Sept. 12, 2019, 7 p.m. 25.8 ppb (24) 6.2 ppb (6) N/A 20.0 ppb (19) N/A N/A 42.0 ppb (32) 0.39 ppb (4) 47.0 μg/m3 (43) 22.1 μg/m3 (71) 71.0
 
Sept. 12, 2019, 6 p.m. 22.5 ppb (21) 4.9 ppb (5) N/A 18.0 ppb (17) N/A N/A 46.0 ppb (35) 0.44 ppb (5) 53.0 μg/m3 (48) 20.6 μg/m3 (68) 68.0
 
Sept. 12, 2019, 5 p.m. 18.2 ppb (17) 4.1 ppb (4) N/A 14.0 ppb (13) N/A N/A 43.0 ppb (33) 0.43 ppb (5) 44.0 μg/m3 (40) 20.1 μg/m3 (67) 67.0
 
Sept. 12, 2019, 4 p.m. 30.4 ppb (28) 9.9 ppb (9) N/A 21.0 ppb (19) N/A N/A 25.0 ppb (19) 0.5 ppb (6) 42.0 μg/m3 (38) 16.2 μg/m3 (59) 59.0
 
Sept. 12, 2019, 3 p.m. 38.8 ppb (36) 15.3 ppb (14) N/A 23.0 ppb (21) N/A N/A 13.0 ppb (10) 0.57 ppb (6) 44.0 μg/m3 (40) 18.8 μg/m3 (64) 64.0
 
Sept. 12, 2019, 2 p.m. 79.5 ppb (77) 51.6 ppb (48) N/A 28.0 ppb (26) N/A N/A 3.0 ppb (2) 0.9 ppb (10) 51.0 μg/m3 (46) 18.8 μg/m3 (64) 77.0
 
Sept. 12, 2019, 1 p.m. 74.4 ppb (72) 46.5 ppb (43) N/A 28.0 ppb (26) N/A N/A 0.0 ppb (0) 0.83 ppb (9) 39.0 μg/m3 (35) 15.9 μg/m3 (58) 72.0
 
Sept. 12, 2019, noon 50.8 ppb (47) 24.2 ppb (22) N/A 27.0 ppb (25) N/A N/A 1.0 ppb (1) 1.01 ppb (11) 33.0 μg/m3 (30) 16.2 μg/m3 (59) 59.0
 
Sept. 12, 2019, 11 a.m. 32.7 ppb (30) 7.4 ppb (7) N/A 25.0 ppb (23) N/A N/A 1.0 ppb (1) 0.44 ppb (5) 28.0 μg/m3 (25) 14.7 μg/m3 (56) 56.0
 
Sept. 12, 2019, 10 a.m. 34.1 ppb (32) 7.7 ppb (7) N/A 26.0 ppb (24) N/A N/A 1.0 ppb (1) 0.39 ppb (4) 26.0 μg/m3 (24) 13.0 μg/m3 (52) 52.0
 
Sept. 12, 2019, 9 a.m. 11.1 ppb (10) 0.8 ppb (1) N/A 10.0 ppb (9) N/A N/A 20.0 ppb (15) 0.35 ppb (4) 24.0 μg/m3 (22) 16.2 μg/m3 (59) 59.0
 
Sept. 12, 2019, 8 a.m. 11.7 ppb (11) 0.8 ppb (1) N/A 11.0 ppb (10) N/A N/A 20.0 ppb (15) 0.29 ppb (3) 23.0 μg/m3 (21) 17.4 μg/m3 (61) 61.0
 
Sept. 12, 2019, 7 a.m. 13.8 ppb (13) 0.9 ppb (1) N/A 13.0 ppb (12) N/A N/A 22.0 ppb (17) 0.3 ppb (3) 26.0 μg/m3 (24) 12.0 μg/m3 (50) 50.0
 
Sept. 12, 2019, 6 a.m. 13.5 ppb (12) 0.9 ppb (1) N/A 13.0 ppb (12) N/A N/A 24.0 ppb (18) 0.31 ppb (3) 25.0 μg/m3 (23) 11.0 μg/m3 (46) 46.0
 
Sept. 12, 2019, 5 a.m. 11.7 ppb (11) 0.6 ppb (1) N/A 11.0 ppb (10) N/A N/A 28.0 ppb (22) 0.29 ppb (3) 30.0 μg/m3 (27) 14.7 μg/m3 (56) 56.0
 
Sept. 12, 2019, 4 a.m. 10.3 ppb (10) 0.8 ppb (1) N/A 10.0 ppb (9) N/A N/A 30.0 ppb (23) 0.29 ppb (3) 29.0 μg/m3 (26) 9.6 μg/m3 (40) 40.0
 
Sept. 12, 2019, 3 a.m. 8.2 ppb (8) 0.5 ppb (0) N/A 8.0 ppb (7) N/A N/A 35.0 ppb (27) 0.26 ppb (3) 25.0 μg/m3 (23) 13.4 μg/m3 (53) 53.0
 
Sept. 12, 2019, 2 a.m. 9.1 ppb (8) 0.5 ppb (0) N/A 9.0 ppb (8) N/A N/A 41.0 ppb (32) 0.27 ppb (3) 29.0 μg/m3 (26) 14.2 μg/m3 (55) 55.0
 
Sept. 12, 2019, 1 a.m. 8.5 ppb (8) 0.7 ppb (1) N/A 8.0 ppb (7) N/A N/A 49.0 ppb (38) 0.27 ppb (3) 31.0 μg/m3 (28) 15.6 μg/m3 (58) 58.0
 
Sept. 12, 2019, midnight 6.6 ppb (6) 0.9 ppb (1) N/A 6.0 ppb (6) N/A N/A 50.0 ppb (38) 0.23 ppb (3) 33.0 μg/m3 (30) 13.2 μg/m3 (53) 53.0
 
Sept. 11, 2019, 11 p.m. 7.0 ppb (6) 1.2 ppb (1) N/A 6.0 ppb (6) N/A N/A 53.0 ppb (41) 0.25 ppb (3) 32.0 μg/m3 (29) 13.7 μg/m3 (54) 54.0
 
Sept. 11, 2019, 10 p.m. 7.0 ppb (6) 1.2 ppb (1) N/A 6.0 ppb (6) N/A N/A 56.0 ppb (43) 0.25 ppb (3) 37.0 μg/m3 (34) 13.0 μg/m3 (52) 52.0
 
Sept. 11, 2019, 9 p.m. 4.9 ppb (5) 0.8 ppb (1) N/A 4.0 ppb (4) N/A N/A 57.0 ppb (44) 0.24 ppb (3) 32.0 μg/m3 (29) 11.5 μg/m3 (48) 48.0
 
Sept. 11, 2019, 8 p.m. 5.0 ppb (5) 0.9 ppb (1) N/A 4.0 ppb (4) N/A N/A 55.0 ppb (42) 0.24 ppb (3) 33.0 μg/m3 (30) 11.7 μg/m3 (49) 49.0
 
Sept. 11, 2019, 7 p.m. 5.3 ppb (5) 0.9 ppb (1) N/A 4.0 ppb (4) N/A N/A 56.0 ppb (43) 0.25 ppb (3) 34.0 μg/m3 (31) 11.5 μg/m3 (48) 48.0
 
Sept. 11, 2019, 6 p.m. 4.9 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 51.0 ppb (39) 0.24 ppb (3) 39.0 μg/m3 (35) 10.4 μg/m3 (43) 43.0
 
Sept. 11, 2019, 5 p.m. 6.4 ppb (6) 1.5 ppb (1) N/A 5.0 ppb (5) N/A N/A 42.0 ppb (32) 0.25 ppb (3) 40.0 μg/m3 (36) 10.6 μg/m3 (44) 44.0
 
Sept. 11, 2019, 4 p.m. 6.9 ppb (6) 1.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 35.0 ppb (27) 0.25 ppb (3) 28.0 μg/m3 (25) 12.0 μg/m3 (50) 50.0
 
Sept. 11, 2019, 3 p.m. 15.2 ppb (14) 4.0 ppb (4) N/A 11.0 ppb (10) N/A N/A 24.0 ppb (18) 0.35 ppb (4) 32.0 μg/m3 (29) 11.7 μg/m3 (49) 49.0
 
Sept. 11, 2019, 2 p.m. 15.1 ppb (14) 2.4 ppb (2) N/A 13.0 ppb (12) N/A N/A 20.0 ppb (15) 0.33 ppb (4) 25.0 μg/m3 (23) 9.6 μg/m3 (40) 40.0
 
Sept. 11, 2019, 1 p.m. 20.2 ppb (19) 2.3 ppb (2) N/A 18.0 ppb (17) N/A N/A 12.0 ppb (9) 0.33 ppb (4) 23.0 μg/m3 (21) 9.6 μg/m3 (40) 40.0
 
Sept. 11, 2019, noon 13.7 ppb (13) 1.1 ppb (1) N/A 13.0 ppb (12) N/A N/A 14.0 ppb (11) 0.31 ppb (3) 17.0 μg/m3 (15) 9.8 μg/m3 (41) 41.0
 
Sept. 11, 2019, 11 a.m. 9.4 ppb (9) 0.6 ppb (1) N/A 9.0 ppb (8) N/A N/A 20.0 ppb (15) 0.25 ppb (3) 17.0 μg/m3 (15) 8.6 μg/m3 (36) 36.0
 
Sept. 11, 2019, 10 a.m. 8.2 ppb (8) 0.5 ppb (0) N/A 8.0 ppb (7) N/A N/A 21.0 ppb (16) 0.23 ppb (3) 21.0 μg/m3 (19) 15.4 μg/m3 (57) 57.0
 
Sept. 11, 2019, 9 a.m. 9.9 ppb (9) 0.6 ppb (1) N/A 9.0 ppb (8) N/A N/A 22.0 ppb (17) 0.25 ppb (3) 23.0 μg/m3 (21) 11.2 μg/m3 (47) 47.0
 
Sept. 11, 2019, 8 a.m. 9.5 ppb (9) 0.6 ppb (1) N/A 9.0 ppb (8) N/A N/A 22.0 ppb (17) 0.25 ppb (3) 24.0 μg/m3 (22) 12.2 μg/m3 (50) 50.0
 
Sept. 11, 2019, 7 a.m. 9.9 ppb (9) 0.6 ppb (1) N/A 9.0 ppb (8) N/A N/A 23.0 ppb (18) 0.28 ppb (3) 19.0 μg/m3 (17) 13.2 μg/m3 (53) 53.0
 
Sept. 11, 2019, 6 a.m. 8.6 ppb (8) 0.5 ppb (0) N/A 8.0 ppb (7) N/A N/A 26.0 ppb (20) 0.25 ppb (3) 22.0 μg/m3 (20) 14.7 μg/m3 (56) 56.0
 
Sept. 11, 2019, 5 a.m. 8.4 ppb (8) 0.4 ppb (0) N/A 8.0 ppb (7) N/A N/A 29.0 ppb (22) 0.28 ppb (3) 25.0 μg/m3 (23) 11.5 μg/m3 (48) 48.0
 
Sept. 11, 2019, 4 a.m. 8.5 ppb (8) 0.5 ppb (0) N/A 8.0 ppb (7) N/A N/A 29.0 ppb (22) 0.28 ppb (3) 25.0 μg/m3 (23) 15.4 μg/m3 (57) 57.0
 
Sept. 11, 2019, 3 a.m. 5.2 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A 33.0 ppb (25) 0.21 ppb (2) 24.0 μg/m3 (22) 10.3 μg/m3 (43) 43.0
 
Sept. 11, 2019, 2 a.m. 4.2 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A N/A 34.0 ppb (26) 0.21 ppb (2) 21.0 μg/m3 (19) N/A 26.0
 
Sept. 11, 2019, 1 a.m. 3.9 ppb (4) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 36.0 ppb (28) 0.21 ppb (2) 21.0 μg/m3 (19) 11.1 μg/m3 (46) 46.0
 
Sept. 11, 2019, midnight 4.0 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A 40.0 ppb (31) 0.2 ppb (2) 17.0 μg/m3 (15) 11.7 μg/m3 (49) 49.0
 
Sept. 10, 2019, 11 p.m. 3.1 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A N/A 41.0 ppb (32) 0.19 ppb (2) 22.0 μg/m3 (20) 9.8 μg/m3 (41) 41.0
 
Sept. 10, 2019, 10 p.m. 3.9 ppb (4) 0.9 ppb (1) N/A 3.0 ppb (3) N/A N/A 42.0 ppb (32) 0.2 ppb (2) 25.0 μg/m3 (23) 9.9 μg/m3 (41) 41.0
 
Sept. 10, 2019, 9 p.m. 3.3 ppb (3) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A 46.0 ppb (35) 0.19 ppb (2) 33.0 μg/m3 (30) 11.5 μg/m3 (48) 48.0
 
Sept. 10, 2019, 8 p.m. 4.0 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A 50.0 ppb (38) 0.21 ppb (2) 36.0 μg/m3 (33) 12.5 μg/m3 (51) 51.0
 
Sept. 10, 2019, 7 p.m. 3.9 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A 49.0 ppb (38) 0.2 ppb (2) 24.0 μg/m3 (22) 13.7 μg/m3 (54) 54.0
 
Sept. 10, 2019, 6 p.m. 4.1 ppb (4) 0.9 ppb (1) N/A 3.0 ppb (3) N/A N/A 44.0 ppb (34) 0.2 ppb (2) 27.0 μg/m3 (25) 13.0 μg/m3 (52) 52.0
 
Sept. 10, 2019, 5 p.m. 4.0 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A 40.0 ppb (31) 0.2 ppb (2) 17.0 μg/m3 (15) 12.7 μg/m3 (51) 51.0
 
Sept. 10, 2019, 4 p.m. 5.2 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 37.0 ppb (28) 0.21 ppb (2) 27.0 μg/m3 (25) 10.9 μg/m3 (45) 45.0
 
Sept. 10, 2019, 3 p.m. 7.2 ppb (7) 1.4 ppb (1) N/A 6.0 ppb (6) N/A N/A 31.0 ppb (24) 0.24 ppb (3) 25.0 μg/m3 (23) 8.1 μg/m3 (34) 34.0
 
Sept. 10, 2019, 2 p.m. 12.6 ppb (12) 2.7 ppb (3) N/A 10.0 ppb (9) N/A N/A 28.0 ppb (22) 0.25 ppb (3) 32.0 μg/m3 (29) 18.3 μg/m3 (63) 63.0
 
Sept. 10, 2019, 1 p.m. 12.5 ppb (12) 1.4 ppb (1) N/A 11.0 ppb (10) N/A N/A 23.0 ppb (18) 0.26 ppb (3) 28.0 μg/m3 (25) 8.8 μg/m3 (37) 37.0
 
Sept. 10, 2019, noon 8.7 ppb (8) 1.0 ppb (1) N/A 8.0 ppb (7) N/A N/A 24.0 ppb (18) 0.26 ppb (3) 24.0 μg/m3 (22) 8.6 μg/m3 (36) 36.0
 
Sept. 10, 2019, 11 a.m. 4.9 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A 29.0 ppb (22) 0.19 ppb (2) 17.0 μg/m3 (15) 11.5 μg/m3 (48) 48.0
 
Sept. 10, 2019, 10 a.m. 4.8 ppb (4) 0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A 31.0 ppb (24) 0.18 ppb (2) 24.0 μg/m3 (22) 10.4 μg/m3 (43) 43.0
 
Sept. 10, 2019, 9 a.m. 4.4 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A N/A 36.0 ppb (28) 0.18 ppb (2) 25.0 μg/m3 (23) 9.4 μg/m3 (39) 39.0