AQSQID: 320310016

Site Name: Reno

Location: Reno (State St), NV

Reporting: True, Located: True

Current AQI: 35.0

Reno (State St) NV, US: 39.525082, -119.807716

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 21, 2019, 8 a.m. 4.5 ppb (4) 0.8 ppb (1) 3.9 ppb (4) 4.0 ppb (4) 3.2 ppb (3) 0.0 ppb (0) 46.0 ppb (35) 0.12 ppb (1) 1.0 μg/m3 (1) 0.0 μg/m3 (0) 35.0
 
Jan. 21, 2019, 7 a.m. 6.1 ppb (6) 0.9 ppb (1) 5.2 ppb (5) 5.0 ppb (5) 4.5 ppb (4) 0.0 ppb (0) 43.0 ppb (33) 0.12 ppb (1) 3.0 μg/m3 (3) 1.0 μg/m3 (4) 33.0
 
Jan. 21, 2019, 6 a.m. 7.9 ppb (7) 0.9 ppb (1) 7.4 ppb (7) 7.0 ppb (6) 6.7 ppb (6) 0.0 ppb (0) 39.0 ppb (30) 0.17 ppb (2) 4.0 μg/m3 (4) 2.0 μg/m3 (8) 30.0
 
Jan. 21, 2019, 5 a.m. 7.0 ppb (6) 0.7 ppb (1) 6.5 ppb (6) 6.0 ppb (6) 5.9 ppb (5) 0.0 ppb (0) 40.0 ppb (31) 0.14 ppb (2) 0.0 μg/m3 (0) 3.0 μg/m3 (12) 31.0
 
Jan. 21, 2019, 4 a.m. 7.3 ppb (7) 1.1 ppb (1) 6.6 ppb (6) 6.0 ppb (6) 5.8 ppb (5) -1.0 ppb (0) 42.0 ppb (32) 0.15 ppb (2) 0.0 μg/m3 (0) 1.0 μg/m3 (4) 32.0
 
Jan. 21, 2019, 3 a.m. 5.9 ppb (5) 0.6 ppb (1) 4.9 ppb (5) 5.0 ppb (5) 4.5 ppb (4) 0.0 ppb (0) 42.0 ppb (32) 0.12 ppb (1) -1.0 μg/m3 (0) 0.0 μg/m3 (0) 32.0
 
Jan. 21, 2019, 2 a.m. 4.7 ppb (4) 0.8 ppb (1) 3.9 ppb (4) 4.0 ppb (4) 3.2 ppb (3) 0.0 ppb (0) 43.0 ppb (33) 0.11 ppb (1) 0.0 μg/m3 (0) 4.0 μg/m3 (17) 33.0
 
Jan. 21, 2019, 1 a.m. 8.3 ppb (8) 0.8 ppb (1) 7.4 ppb (7) 8.0 ppb (7) 6.8 ppb (6) 0.0 ppb (0) 40.0 ppb (31) 0.15 ppb (2) 3.0 μg/m3 (3) 6.0 μg/m3 (25) 31.0
 
Jan. 21, 2019, midnight 10.1 ppb (9) 1.1 ppb (1) 9.2 ppb (9) 9.0 ppb (8) 8.5 ppb (8) 0.0 ppb (0) 38.0 ppb (29) 0.17 ppb (2) 2.0 μg/m3 (2) 5.0 μg/m3 (21) 29.0
 
Jan. 20, 2019, 11 p.m. 8.4 ppb (8) 1.4 ppb (1) 7.4 ppb (7) 7.0 ppb (6) 6.3 ppb (6) 0.0 ppb (0) 41.0 ppb (32) 0.15 ppb (2) 3.0 μg/m3 (3) 1.0 μg/m3 (4) 32.0
 
Jan. 20, 2019, 10 p.m. 5.6 ppb (5) 1.3 ppb (1) 4.8 ppb (4) 4.0 ppb (4) 3.7 ppb (3) 0.0 ppb (0) 41.0 ppb (32) 0.13 ppb (1) 3.0 μg/m3 (3) 1.0 μg/m3 (4) 32.0
 
Jan. 20, 2019, 9 p.m. 8.2 ppb (8) 2.7 ppb (3) 7.1 ppb (7) 6.0 ppb (6) 4.9 ppb (5) 0.0 ppb (0) 26.0 ppb (20) 0.13 ppb (1) 3.0 μg/m3 (3) 2.0 μg/m3 (8) 20.0
 
Jan. 20, 2019, 8 p.m. 11.8 ppb (11) 3.5 ppb (3) 10.4 ppb (10) 8.0 ppb (7) 7.6 ppb (7) 0.0 ppb (0) 24.0 ppb (18) 0.15 ppb (2) 5.0 μg/m3 (5) 2.0 μg/m3 (8) 18.0
 
Jan. 20, 2019, 7 p.m. 11.4 ppb (11) 2.9 ppb (3) 9.5 ppb (9) 9.0 ppb (8) 7.2 ppb (7) 0.0 ppb (0) 23.0 ppb (18) 0.14 ppb (2) 4.0 μg/m3 (4) 1.0 μg/m3 (4) 18.0
 
Jan. 20, 2019, 6 p.m. 4.1 ppb (4) 1.2 ppb (1) 3.0 ppb (3) 3.0 ppb (3) 2.3 ppb (2) 0.0 ppb (0) 30.0 ppb (23) 0.09 ppb (1) 2.0 μg/m3 (2) 0.0 μg/m3 (0) 23.0
 
Jan. 20, 2019, 5 p.m. 3.9 ppb (4) 0.9 ppb (1) 3.3 ppb (3) 3.0 ppb (3) 2.6 ppb (2) 0.0 ppb (0) 31.0 ppb (24) 0.12 ppb (1) 4.0 μg/m3 (4) -1.0 μg/m3 (0) 24.0
 
Jan. 20, 2019, 4 p.m. 4.2 ppb (4) 1.1 ppb (1) 3.6 ppb (3) 3.0 ppb (3) 2.8 ppb (3) 0.0 ppb (0) 33.0 ppb (25) 0.07 ppb (1) 8.0 μg/m3 (7) 4.0 μg/m3 (17) 25.0
 
Jan. 20, 2019, 3 p.m. 3.6 ppb (3) 0.6 ppb (1) 3.1 ppb (3) 3.0 ppb (3) 2.7 ppb (3) 0.0 ppb (0) 34.0 ppb (26) 0.08 ppb (1) 10.0 μg/m3 (9) 7.0 μg/m3 (29) 29.0
 
Jan. 20, 2019, 2 p.m. 5.0 ppb (5) 0.6 ppb (1) 4.1 ppb (4) 4.0 ppb (4) 3.7 ppb (3) 0.0 ppb (0) 30.0 ppb (23) 0.09 ppb (1) 9.0 μg/m3 (8) 4.0 μg/m3 (17) 23.0
 
Jan. 20, 2019, 1 p.m. 13.1 ppb (12) 1.6 ppb (1) 11.7 ppb (11) 12.0 ppb (11) 10.3 ppb (10) 0.0 ppb (0) 24.0 ppb (18) 0.15 ppb (2) 4.0 μg/m3 (4) 6.0 μg/m3 (25) 25.0
 
Jan. 20, 2019, noon 17.9 ppb (17) 2.8 ppb (3) 14.9 ppb (14) 15.0 ppb (14) 13.1 ppb (12) 0.0 ppb (0) 19.0 ppb (15) 0.22 ppb (2) 6.0 μg/m3 (5) 6.0 μg/m3 (25) 25.0
 
Jan. 20, 2019, 11 a.m. 39.7 ppb (37) 17.9 ppb (17) 35.0 ppb (32) 22.0 ppb (20) 22.4 ppb (21) 0.0 ppb (0) 7.0 ppb (5) 0.43 ppb (5) 12.0 μg/m3 (11) 8.0 μg/m3 (33) 37.0
 
Jan. 20, 2019, 10 a.m. 38.4 ppb (36) 14.5 ppb (13) 39.4 ppb (36) 24.0 ppb (22) 25.4 ppb (24) 0.0 ppb (0) 3.0 ppb (2) 0.45 ppb (5) 18.0 μg/m3 (16) 12.0 μg/m3 (50) 50.0
 
Jan. 20, 2019, 9 a.m. 57.6 ppb (54) 32.7 ppb (30) 54.8 ppb (51) 25.0 ppb (23) 26.9 ppb (25) 1.0 ppb (1) 3.0 ppb (2) 0.61 ppb (7) 28.0 μg/m3 (25) 14.0 μg/m3 (54) 54.0
 
Jan. 20, 2019, 8 a.m. 65.8 ppb (63) 41.6 ppb (39) 64.9 ppb (62) 24.0 ppb (22) 26.6 ppb (25) 1.0 ppb (1) 2.0 ppb (2) 0.85 ppb (9) 36.0 μg/m3 (33) 16.0 μg/m3 (59) 63.0
 
Jan. 20, 2019, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 2.0 ppb (2) 0.69 ppb (8) 32.0 μg/m3 (29) 13.0 μg/m3 (52) 52.0
 
Jan. 20, 2019, 6 a.m. 49.4 ppb (46) 23.1 ppb (21) 49.9 ppb (46) 26.0 ppb (24) 28.4 ppb (26) 1.0 ppb (1) 3.0 ppb (2) 0.59 ppb (7) 33.0 μg/m3 (30) 17.0 μg/m3 (61) 61.0
 
Jan. 20, 2019, 5 a.m. 44.9 ppb (42) 19.2 ppb (18) 44.5 ppb (41) 26.0 ppb (24) 27.4 ppb (25) 0.0 ppb (0) 3.0 ppb (2) 0.54 ppb (6) 37.0 μg/m3 (34) 13.0 μg/m3 (52) 52.0
 
Jan. 20, 2019, 4 a.m. 29.2 ppb (27) 7.9 ppb (7) 29.8 ppb (28) 22.0 ppb (20) 22.4 ppb (21) 0.0 ppb (0) 8.0 ppb (6) 0.37 ppb (4) 25.0 μg/m3 (23) 17.0 μg/m3 (61) 61.0
 
Jan. 20, 2019, 3 a.m. 19.8 ppb (18) 4.2 ppb (4) 19.4 ppb (18) 16.0 ppb (15) 15.8 ppb (15) 0.0 ppb (0) 15.0 ppb (12) 0.21 ppb (2) 17.0 μg/m3 (15) 7.0 μg/m3 (29) 29.0
 
Jan. 20, 2019, 2 a.m. 19.4 ppb (18) 5.5 ppb (5) 18.9 ppb (18) 14.0 ppb (13) 13.6 ppb (13) 0.0 ppb (0) 18.0 ppb (14) 0.2 ppb (2) 14.0 μg/m3 (13) 2.0 μg/m3 (8) 18.0
 
Jan. 20, 2019, 1 a.m. 15.7 ppb (15) 3.6 ppb (3) 14.7 ppb (14) 12.0 ppb (11) 11.6 ppb (11) 0.0 ppb (0) 20.0 ppb (15) 0.19 ppb (2) 12.0 μg/m3 (11) 4.0 μg/m3 (17) 17.0
 
Jan. 20, 2019, midnight 13.5 ppb (12) 3.0 ppb (3) 11.8 ppb (11) 11.0 ppb (10) 9.2 ppb (9) 0.0 ppb (0) 25.0 ppb (19) 0.14 ppb (2) 11.0 μg/m3 (10) 8.0 μg/m3 (33) 33.0
 
Jan. 19, 2019, 11 p.m. 6.9 ppb (6) 2.1 ppb (2) 5.9 ppb (5) 5.0 ppb (5) 4.2 ppb (4) 0.0 ppb (0) 30.0 ppb (23) 0.1 ppb (1) 14.0 μg/m3 (13) 9.0 μg/m3 (38) 38.0
 
Jan. 19, 2019, 10 p.m. 5.4 ppb (5) 1.7 ppb (2) 4.8 ppb (4) 4.0 ppb (4) 3.4 ppb (3) 0.0 ppb (0) 31.0 ppb (24) 0.09 ppb (1) 8.0 μg/m3 (7) 8.0 μg/m3 (33) 33.0
 
Jan. 19, 2019, 9 p.m. 31.7 ppb (29) 13.6 ppb (13) 31.4 ppb (29) 18.0 ppb (17) 18.5 ppb (17) 0.0 ppb (0) 21.0 ppb (16) 0.3 ppb (3) 29.0 μg/m3 (26) 12.0 μg/m3 (50) 50.0
 
Jan. 19, 2019, 8 p.m. 47.4 ppb (44) 24.0 ppb (22) 47.7 ppb (44) 24.0 ppb (22) 24.4 ppb (23) 1.0 ppb (1) 15.0 ppb (12) 0.47 ppb (5) 35.0 μg/m3 (32) 14.0 μg/m3 (54) 54.0
 
Jan. 19, 2019, 7 p.m. 62.2 ppb (59) 35.1 ppb (32) 62.8 ppb (59) 27.0 ppb (25) 28.7 ppb (27) 1.0 ppb (1) 11.0 ppb (8) 0.59 ppb (7) 43.0 μg/m3 (39) 17.0 μg/m3 (61) 61.0
 
Jan. 19, 2019, 6 p.m. 70.5 ppb (68) 42.7 ppb (40) 71.1 ppb (68) 28.0 ppb (26) 29.3 ppb (27) 1.0 ppb (1) 9.0 ppb (7) 0.68 ppb (8) 34.0 μg/m3 (31) 21.0 μg/m3 (69) 69.0
 
Jan. 19, 2019, 5 p.m. 69.8 ppb (67) 43.9 ppb (41) 69.4 ppb (66) 26.0 ppb (24) 26.9 ppb (25) 1.0 ppb (1) 7.0 ppb (5) 0.79 ppb (9) 29.0 μg/m3 (26) 15.0 μg/m3 (56) 67.0
 
Jan. 19, 2019, 4 p.m. 72.5 ppb (70) 46.6 ppb (43) 70.8 ppb (68) 26.0 ppb (24) 27.3 ppb (25) 1.0 ppb (1) 5.0 ppb (4) 0.61 ppb (7) 21.0 μg/m3 (19) 14.0 μg/m3 (54) 70.0
 
Jan. 19, 2019, 3 p.m. 85.7 ppb (84) 56.9 ppb (53) 86.2 ppb (84) 29.0 ppb (27) 31.0 ppb (29) 1.0 ppb (1) 3.0 ppb (2) 0.68 ppb (8) 21.0 μg/m3 (19) 14.0 μg/m3 (54) 84.0
 
Jan. 19, 2019, 2 p.m. 67.0 ppb (64) 37.8 ppb (35) 64.7 ppb (61) 29.0 ppb (27) 31.6 ppb (29) 1.0 ppb (1) 2.0 ppb (2) 0.55 ppb (6) 20.0 μg/m3 (18) 9.0 μg/m3 (38) 64.0
 
Jan. 19, 2019, 1 p.m. 56.1 ppb (52) 25.1 ppb (23) 54.0 ppb (50) 31.0 ppb (29) 32.5 ppb (30) 1.0 ppb (1) 2.0 ppb (2) 0.43 ppb (5) 23.0 μg/m3 (21) 8.0 μg/m3 (33) 52.0
 
Jan. 19, 2019, noon 68.9 ppb (66) 38.3 ppb (35) 69.5 ppb (66) 31.0 ppb (29) 32.9 ppb (30) 1.0 ppb (1) 2.0 ppb (2) 0.54 ppb (6) 30.0 μg/m3 (27) 16.0 μg/m3 (59) 66.0
 
Jan. 19, 2019, 11 a.m. 71.5 ppb (69) 39.5 ppb (37) 73.1 ppb (70) 32.0 ppb (30) 34.4 ppb (32) 1.0 ppb (1) 3.0 ppb (2) 0.53 ppb (6) 27.0 μg/m3 (25) 12.0 μg/m3 (50) 70.0
 
Jan. 19, 2019, 10 a.m. 70.8 ppb (68) 39.8 ppb (37) 71.4 ppb (69) 31.0 ppb (29) 33.2 ppb (31) 1.0 ppb (1) 2.0 ppb (2) 0.71 ppb (8) 33.0 μg/m3 (30) 16.0 μg/m3 (59) 69.0
 
Jan. 19, 2019, 9 a.m. 52.7 ppb (49) 20.0 ppb (19) 52.5 ppb (49) 33.0 ppb (31) 34.5 ppb (32) 0.0 ppb (0) 3.0 ppb (2) 0.51 ppb (6) 24.0 μg/m3 (22) 10.0 μg/m3 (42) 49.0
 
Jan. 19, 2019, 8 a.m. 47.9 ppb (44) 16.7 ppb (15) 48.2 ppb (45) 31.0 ppb (29) 33.2 ppb (31) 0.0 ppb (0) 3.0 ppb (2) 0.57 ppb (6) 32.0 μg/m3 (29) 16.0 μg/m3 (59) 59.0
 
Jan. 19, 2019, 7 a.m. 57.1 ppb (53) 24.2 ppb (22) 56.4 ppb (53) 33.0 ppb (31) 35.1 ppb (32) 0.0 ppb (0) 2.0 ppb (2) 0.64 ppb (7) 39.0 μg/m3 (35) 16.0 μg/m3 (59) 59.0
 
Jan. 19, 2019, 6 a.m. 53.6 ppb (50) 20.0 ppb (19) 51.3 ppb (48) 34.0 ppb (31) 35.5 ppb (33) 0.0 ppb (0) 3.0 ppb (2) 0.59 ppb (7) 33.0 μg/m3 (30) 17.0 μg/m3 (61) 61.0
 
Jan. 19, 2019, 5 a.m. 56.5 ppb (53) 22.9 ppb (21) 55.9 ppb (52) 34.0 ppb (31) 36.4 ppb (34) 0.0 ppb (0) 3.0 ppb (2) 0.61 ppb (7) 49.0 μg/m3 (45) 18.0 μg/m3 (63) 63.0
 
Jan. 19, 2019, 4 a.m. 59.5 ppb (56) 24.1 ppb (22) 60.2 ppb (57) 36.0 ppb (33) 38.2 ppb (35) 1.0 ppb (1) 3.0 ppb (2) 0.57 ppb (6) 52.0 μg/m3 (47) 20.0 μg/m3 (67) 67.0
 
Jan. 19, 2019, 3 a.m. 41.5 ppb (38) 8.6 ppb (8) 40.8 ppb (38) 33.0 ppb (31) 34.4 ppb (32) 0.0 ppb (0) 7.0 ppb (5) 0.44 ppb (5) 38.0 μg/m3 (35) 13.0 μg/m3 (52) 52.0
 
Jan. 19, 2019, 2 a.m. 36.5 ppb (34) 5.2 ppb (5) 36.7 ppb (34) 31.0 ppb (29) 32.4 ppb (30) 0.0 ppb (0) 10.0 ppb (8) 0.4 ppb (4) 35.0 μg/m3 (32) 9.0 μg/m3 (38) 38.0
 
Jan. 19, 2019, 1 a.m. 29.3 ppb (27) 3.9 ppb (4) 28.3 ppb (26) 26.0 ppb (24) 25.7 ppb (24) 0.0 ppb (0) 18.0 ppb (14) 0.32 ppb (4) 32.0 μg/m3 (29) 11.0 μg/m3 (46) 46.0
 
Jan. 19, 2019, midnight 19.0 ppb (18) 2.1 ppb (2) 19.0 ppb (18) 17.0 ppb (16) 17.4 ppb (16) 0.0 ppb (0) 27.0 ppb (21) 0.23 ppb (3) 20.0 μg/m3 (18) 4.0 μg/m3 (17) 21.0
 
Jan. 18, 2019, 11 p.m. 19.2 ppb (18) 3.4 ppb (3) 18.5 ppb (17) 16.0 ppb (15) 15.7 ppb (15) 0.0 ppb (0) 30.0 ppb (23) 0.2 ppb (2) 16.0 μg/m3 (15) 6.0 μg/m3 (25) 25.0
 
Jan. 18, 2019, 10 p.m. 22.7 ppb (21) 5.7 ppb (5) 22.4 ppb (21) 17.0 ppb (16) 17.1 ppb (16) 0.0 ppb (0) 29.0 ppb (22) 0.21 ppb (2) 22.0 μg/m3 (20) 10.0 μg/m3 (42) 42.0
 
Jan. 18, 2019, 9 p.m. 18.6 ppb (17) 4.4 ppb (4) 17.9 ppb (17) 14.0 ppb (13) 14.1 ppb (13) 0.0 ppb (0) 31.0 ppb (24) 0.17 ppb (2) 22.0 μg/m3 (20) 10.0 μg/m3 (42) 42.0
 
Jan. 18, 2019, 8 p.m. 22.2 ppb (21) 7.7 ppb (7) 22.0 ppb (20) 15.0 ppb (14) 14.9 ppb (14) 0.0 ppb (0) 30.0 ppb (23) 0.16 ppb (2) 16.0 μg/m3 (15) 6.0 μg/m3 (25) 25.0
 
Jan. 18, 2019, 7 p.m. 23.0 ppb (21) 7.3 ppb (7) 21.9 ppb (20) 16.0 ppb (15) 15.3 ppb (14) 0.0 ppb (0) 30.0 ppb (23) 0.17 ppb (2) 14.0 μg/m3 (13) 4.0 μg/m3 (17) 23.0
 
Jan. 18, 2019, 6 p.m. 30.7 ppb (28) 10.8 ppb (10) 30.3 ppb (28) 20.0 ppb (19) 20.0 ppb (19) 0.0 ppb (0) 25.0 ppb (19) 0.23 ppb (3) 15.0 μg/m3 (14) 6.0 μg/m3 (25) 28.0
 
Jan. 18, 2019, 5 p.m. 30.7 ppb (28) 8.7 ppb (8) 30.0 ppb (28) 22.0 ppb (20) 22.3 ppb (21) 0.0 ppb (0) 20.0 ppb (15) 0.28 ppb (3) 8.0 μg/m3 (7) 7.0 μg/m3 (29) 29.0
 
Jan. 18, 2019, 4 p.m. 45.2 ppb (42) 14.5 ppb (13) 43.5 ppb (40) 31.0 ppb (29) 30.6 ppb (28) 0.0 ppb (0) 13.0 ppb (10) 0.34 ppb (4) 13.0 μg/m3 (12) 6.0 μg/m3 (25) 42.0
 
Jan. 18, 2019, 3 p.m. 60.8 ppb (57) 22.9 ppb (21) 56.9 ppb (53) 38.0 ppb (35) 38.9 ppb (36) 0.0 ppb (0) 4.0 ppb (3) 0.62 ppb (7) 6.0 μg/m3 (5) 5.0 μg/m3 (21) 57.0
 
Jan. 18, 2019, 2 p.m. 40.5 ppb (38) 6.5 ppb (6) 38.5 ppb (36) 34.0 ppb (31) 34.1 ppb (32) 0.0 ppb (0) 7.0 ppb (5) 0.38 ppb (4) 6.0 μg/m3 (5) 6.0 μg/m3 (25) 38.0
 
Jan. 18, 2019, 1 p.m. 28.2 ppb (26) 3.8 ppb (4) 27.3 ppb (25) 25.0 ppb (23) 24.4 ppb (23) 0.0 ppb (0) 17.0 ppb (13) 0.26 ppb (3) 2.0 μg/m3 (2) 5.0 μg/m3 (21) 26.0
 
Jan. 18, 2019, noon 14.0 ppb (13) 2.6 ppb (2) 12.9 ppb (12) 12.0 ppb (11) 11.0 ppb (10) 0.0 ppb (0) 29.0 ppb (22) 0.14 ppb (2) 2.0 μg/m3 (2) 4.0 μg/m3 (17) 22.0
 
Jan. 18, 2019, 11 a.m. 5.4 ppb (5) 0.3 ppb (0) 4.8 ppb (4) 5.0 ppb (5) 4.6 ppb (4) 0.0 ppb (0) 41.0 ppb (32) 0.1 ppb (1) 3.0 μg/m3 (3) 5.0 μg/m3 (21) 32.0
 
Jan. 18, 2019, 10 a.m. 7.7 ppb (7) 0.5 ppb (0) 7.2 ppb (7) 7.0 ppb (6) 6.9 ppb (6) 0.0 ppb (0) 37.0 ppb (28) 0.12 ppb (1) 4.0 μg/m3 (4) 1.0 μg/m3 (4) 28.0
 
Jan. 18, 2019, 9 a.m. 11.9 ppb (11) 0.8 ppb (1) 11.3 ppb (10) 11.0 ppb (10) 10.8 ppb (10) 0.0 ppb (0) 29.0 ppb (22) 0.17 ppb (2) 4.0 μg/m3 (4) 0.0 μg/m3 (0) 22.0
 
Jan. 18, 2019, 8 a.m. 11.4 ppb (11) 0.7 ppb (1) 11.2 ppb (10) 11.0 ppb (10) 10.7 ppb (10) 0.0 ppb (0) 31.0 ppb (24) 0.17 ppb (2) 0.0 μg/m3 (0) -1.0 μg/m3 (0) 24.0
 
Jan. 18, 2019, 7 a.m. 14.6 ppb (14) 0.9 ppb (1) 13.9 ppb (13) 14.0 ppb (13) 13.4 ppb (12) 0.0 ppb (0) 27.0 ppb (21) 0.19 ppb (2) 0.0 μg/m3 (0) -1.0 μg/m3 (0) 21.0
 
Jan. 18, 2019, 6 a.m. 19.1 ppb (18) 1.2 ppb (1) 18.8 ppb (17) 18.0 ppb (17) 18.1 ppb (17) 0.0 ppb (0) 24.0 ppb (18) 0.23 ppb (3) 3.0 μg/m3 (3) -2.0 μg/m3 (0) 18.0
 
Jan. 18, 2019, 5 a.m. 12.7 ppb (12) 0.7 ppb (1) 11.9 ppb (11) 12.0 ppb (11) 11.7 ppb (11) 0.0 ppb (0) 30.0 ppb (23) 0.18 ppb (2) 1.0 μg/m3 (1) -4.0 μg/m3 (0) 23.0
 
Jan. 18, 2019, 4 a.m. 10.6 ppb (10) 1.2 ppb (1) 9.0 ppb (8) 10.0 ppb (9) 8.4 ppb (8) 0.0 ppb (0) 36.0 ppb (28) 0.16 ppb (2) 1.0 μg/m3 (1) -2.0 μg/m3 (0) 28.0
 
Jan. 18, 2019, 3 a.m. 7.5 ppb (7) 1.2 ppb (1) 6.8 ppb (6) 6.0 ppb (6) 6.0 ppb (6) 0.0 ppb (0) 42.0 ppb (32) 0.13 ppb (1) 1.0 μg/m3 (1) -1.0 μg/m3 (0) 32.0
 
Jan. 18, 2019, 2 a.m. 9.4 ppb (9) 1.3 ppb (1) 8.0 ppb (7) 8.0 ppb (7) 7.2 ppb (7) 0.0 ppb (0) 40.0 ppb (31) 0.16 ppb (2) 3.0 μg/m3 (3) 2.0 μg/m3 (8) 31.0
 
Jan. 18, 2019, 1 a.m. 12.3 ppb (11) 1.5 ppb (1) 11.5 ppb (11) 11.0 ppb (10) 10.5 ppb (10) 0.0 ppb (0) 36.0 ppb (28) 0.2 ppb (2) 8.0 μg/m3 (7) 5.0 μg/m3 (21) 28.0
 
Jan. 18, 2019, midnight 9.7 ppb (9) 2.2 ppb (2) 8.8 ppb (8) 8.0 ppb (7) 7.0 ppb (6) 0.0 ppb (0) 41.0 ppb (32) 0.17 ppb (2) 2.0 μg/m3 (2) 3.0 μg/m3 (12) 32.0
 
Jan. 17, 2019, 11 p.m. 7.4 ppb (7) 1.7 ppb (2) 6.5 ppb (6) 6.0 ppb (6) 5.0 ppb (5) 0.0 ppb (0) 43.0 ppb (33) 0.14 ppb (2) -1.0 μg/m3 (0) 2.0 μg/m3 (8) 33.0
 
Jan. 17, 2019, 10 p.m. 9.0 ppb (8) 2.1 ppb (2) 8.1 ppb (8) 7.0 ppb (6) 6.3 ppb (6) 0.0 ppb (0) 42.0 ppb (32) 0.14 ppb (2) -1.0 μg/m3 (0) -2.0 μg/m3 (0) 32.0
 
Jan. 17, 2019, 9 p.m. 6.9 ppb (6) 1.8 ppb (2) 6.0 ppb (6) 5.0 ppb (5) 4.6 ppb (4) 0.0 ppb (0) 43.0 ppb (33) 0.14 ppb (2) 2.0 μg/m3 (2) 0.0 μg/m3 (0) 33.0
 
Jan. 17, 2019, 8 p.m. 7.5 ppb (7) 1.8 ppb (2) 6.5 ppb (6) 6.0 ppb (6) 5.2 ppb (5) 0.0 ppb (0) 43.0 ppb (33) 0.14 ppb (2) 1.0 μg/m3 (1) 2.0 μg/m3 (8) 33.0
 
Jan. 17, 2019, 7 p.m. 9.1 ppb (8) 2.1 ppb (2) 8.1 ppb (8) 7.0 ppb (6) 6.4 ppb (6) 0.0 ppb (0) 40.0 ppb (31) 0.16 ppb (2) -2.0 μg/m3 (0) 1.0 μg/m3 (4) 31.0
 
Jan. 17, 2019, 6 p.m. 6.2 ppb (6) 1.0 ppb (1) 5.7 ppb (5) 5.0 ppb (5) 4.8 ppb (4) 0.0 ppb (0) 42.0 ppb (32) 0.18 ppb (2) -1.0 μg/m3 (0) 1.0 μg/m3 (4) 32.0
 
Jan. 17, 2019, 5 p.m. 7.8 ppb (7) 2.0 ppb (2) 6.8 ppb (6) 6.0 ppb (6) 5.3 ppb (5) 0.0 ppb (0) 42.0 ppb (32) 0.13 ppb (1) -1.0 μg/m3 (0) 1.0 μg/m3 (4) 32.0
 
Jan. 17, 2019, 4 p.m. 7.2 ppb (7) 1.7 ppb (2) 6.2 ppb (6) 6.0 ppb (6) 4.9 ppb (5) 0.0 ppb (0) 44.0 ppb (34) 0.14 ppb (2) 1.0 μg/m3 (1) 2.0 μg/m3 (8) 34.0
 
Jan. 17, 2019, 3 p.m. 8.6 ppb (8) 1.2 ppb (1) 7.8 ppb (7) 7.0 ppb (6) 6.8 ppb (6) 0.0 ppb (0) 40.0 ppb (31) 0.14 ppb (2) 1.0 μg/m3 (1) -1.0 μg/m3 (0) 31.0
 
Jan. 17, 2019, 2 p.m. 5.1 ppb (5) 0.9 ppb (1) 4.5 ppb (4) 4.0 ppb (4) 3.8 ppb (4) 0.0 ppb (0) 45.0 ppb (35) 0.11 ppb (1) 3.0 μg/m3 (3) -2.0 μg/m3 (0) 35.0
 
Jan. 17, 2019, 1 p.m. 7.6 ppb (7) 1.0 ppb (1) 6.8 ppb (6) 7.0 ppb (6) 6.0 ppb (6) 0.0 ppb (0) 41.0 ppb (32) 0.12 ppb (1) 3.0 μg/m3 (3) 1.0 μg/m3 (4) 32.0
 
Jan. 17, 2019, noon 5.1 ppb (5) 0.9 ppb (1) 4.4 ppb (4) 4.0 ppb (4) 3.7 ppb (3) 0.0 ppb (0) 44.0 ppb (34) 0.1 ppb (1) 1.0 μg/m3 (1) 1.0 μg/m3 (4) 34.0
 
Jan. 17, 2019, 11 a.m. 6.1 ppb (6) 0.9 ppb (1) 5.4 ppb (5) 5.0 ppb (5) 4.5 ppb (4) 0.0 ppb (0) 39.0 ppb (30) 0.13 ppb (1) 4.0 μg/m3 (4) 2.0 μg/m3 (8) 30.0
 
Jan. 17, 2019, 10 a.m. 7.3 ppb (7) 0.3 ppb (0) 6.4 ppb (6) 7.0 ppb (6) 6.1 ppb (6) 0.0 ppb (0) 32.0 ppb (25) 0.11 ppb (1) 5.0 μg/m3 (5) 3.0 μg/m3 (12) 25.0
 
Jan. 17, 2019, 9 a.m. 7.4 ppb (7) 0.4 ppb (0) 6.6 ppb (6) 7.0 ppb (6) 6.3 ppb (6) 0.0 ppb (0) 32.0 ppb (25) 0.13 ppb (1) 4.0 μg/m3 (4) 1.0 μg/m3 (4) 25.0
 
Jan. 17, 2019, 8 a.m. 6.4 ppb (6) 0.8 ppb (1) 5.5 ppb (5) 6.0 ppb (6) 5.0 ppb (5) 0.0 ppb (0) 34.0 ppb (26) 0.11 ppb (1) 3.0 μg/m3 (3) 0.0 μg/m3 (0) 26.0
 
Jan. 17, 2019, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 36.0 ppb (28) 0.09 ppb (1) 0.0 μg/m3 (0) 2.0 μg/m3 (8) 28.0
 
Jan. 17, 2019, 6 a.m. 3.7 ppb (3) 0.5 ppb (0) 2.7 ppb (3) 3.0 ppb (3) 2.4 ppb (2) 0.0 ppb (0) 37.0 ppb (28) 0.09 ppb (1) 2.0 μg/m3 (2) 3.0 μg/m3 (12) 28.0
 
Jan. 17, 2019, 5 a.m. 3.0 ppb (3) 0.3 ppb (0) 2.3 ppb (2) 3.0 ppb (3) 2.2 ppb (2) 0.0 ppb (0) 38.0 ppb (29) 0.09 ppb (1) 2.0 μg/m3 (2) 1.0 μg/m3 (4) 29.0
 
Jan. 17, 2019, 4 a.m. 4.0 ppb (4) 0.5 ppb (0) 3.4 ppb (3) 4.0 ppb (4) 3.1 ppb (3) 0.0 ppb (0) 38.0 ppb (29) 0.1 ppb (1) 0.0 μg/m3 (0) 1.0 μg/m3 (4) 29.0
 
Jan. 16, 2019, 11 p.m. 7.5 ppb (7) 2.0 ppb (2) 6.7 ppb (6) 6.0 ppb (6) 4.9 ppb (5) N/A N/A N/A 7.0 μg/m3 (6) 6.0 μg/m3 (25) 25.0
 
Jan. 16, 2019, 10 p.m. 4.8 ppb (4) 1.3 ppb (1) 4.2 ppb (4) 4.0 ppb (4) 3.2 ppb (3) N/A N/A N/A 6.0 μg/m3 (5) 6.0 μg/m3 (25) 25.0
 
Jan. 16, 2019, 9 p.m. 7.4 ppb (7) 2.7 ppb (3) 5.7 ppb (5) 5.0 ppb (5) 3.7 ppb (3) 0.0 ppb (0) 44.0 ppb (34) 0.13 ppb (1) 1.0 μg/m3 (1) 4.0 μg/m3 (17) 34.0
 
Jan. 16, 2019, 8 p.m. 10.9 ppb (10) 2.6 ppb (2) 10.5 ppb (10) 8.0 ppb (7) 8.2 ppb (8) 0.0 ppb (0) 40.0 ppb (31) 0.23 ppb (3) 5.0 μg/m3 (5) 1.0 μg/m3 (4) 31.0
 
Jan. 16, 2019, 7 p.m. 13.9 ppb (13) 4.2 ppb (4) 11.8 ppb (11) 10.0 ppb (9) 8.7 ppb (8) 0.0 ppb (0) 38.0 ppb (29) 0.18 ppb (2) 10.0 μg/m3 (9) 4.0 μg/m3 (17) 29.0
 
Jan. 16, 2019, 6 p.m. 37.4 ppb (35) 14.6 ppb (14) 32.7 ppb (30) 23.0 ppb (21) 20.9 ppb (19) 0.0 ppb (0) 25.0 ppb (19) 0.39 ppb (4) 15.0 μg/m3 (14) 8.0 μg/m3 (33) 35.0
 
Jan. 16, 2019, 5 p.m. 44.8 ppb (41) 18.1 ppb (17) 40.2 ppb (37) 27.0 ppb (25) 25.3 ppb (23) 0.0 ppb (0) 22.0 ppb (17) 0.42 ppb (5) 13.0 μg/m3 (12) 7.0 μg/m3 (29) 41.0
 
Jan. 16, 2019, 4 p.m. 66.0 ppb (63) 31.9 ppb (30) 59.5 ppb (56) 34.0 ppb (31) 32.6 ppb (30) 1.0 ppb (1) 13.0 ppb (10) 0.57 ppb (6) 17.0 μg/m3 (15) 12.0 μg/m3 (50) 63.0
 
Jan. 16, 2019, 3 p.m. 83.8 ppb (82) 40.2 ppb (37) 76.0 ppb (73) 44.0 ppb (41) 43.5 ppb (40) 1.0 ppb (1) 3.0 ppb (2) 0.94 ppb (10) 16.0 μg/m3 (15) 8.0 μg/m3 (33) 82.0
 
Jan. 16, 2019, 2 p.m. 55.6 ppb (52) 14.7 ppb (14) 53.6 ppb (50) 41.0 ppb (38) 40.9 ppb (38) 0.0 ppb (0) 3.0 ppb (2) 0.44 ppb (5) 9.0 μg/m3 (8) 6.0 μg/m3 (25) 52.0
 
Jan. 16, 2019, 1 p.m. 29.8 ppb (28) 2.7 ppb (3) 26.2 ppb (24) 27.0 ppb (25) 24.6 ppb (23) 0.0 ppb (0) 15.0 ppb (12) 0.26 ppb (3) 13.0 μg/m3 (12) 7.0 μg/m3 (29) 29.0
 
Jan. 16, 2019, noon 21.4 ppb (20) 2.1 ppb (2) 19.7 ppb (18) 19.0 ppb (18) 18.3 ppb (17) 0.0 ppb (0) 23.0 ppb (18) 0.19 ppb (2) 25.0 μg/m3 (23) 7.0 μg/m3 (29) 29.0
 
Jan. 16, 2019, 11 a.m. 20.6 ppb (19) 1.7 ppb (2) 18.2 ppb (17) 19.0 ppb (18) 17.2 ppb (16) 0.0 ppb (0) 20.0 ppb (15) 0.2 ppb (2) 3.0 μg/m3 (3) 1.0 μg/m3 (4) 19.0
 
Jan. 16, 2019, 10 a.m. 17.7 ppb (16) 1.2 ppb (1) 16.8 ppb (16) 17.0 ppb (16) 16.0 ppb (15) 0.0 ppb (0) 19.0 ppb (15) 0.17 ppb (2) 4.0 μg/m3 (4) 1.0 μg/m3 (4) 16.0
 
Jan. 16, 2019, 9 a.m. 21.0 ppb (19) 1.6 ppb (1) 20.0 ppb (19) 20.0 ppb (19) 19.0 ppb (18) 0.0 ppb (0) 18.0 ppb (14) 0.19 ppb (2) 5.0 μg/m3 (5) 3.0 μg/m3 (12) 19.0
 
Jan. 16, 2019, 8 a.m. 19.2 ppb (18) 1.9 ppb (2) 17.7 ppb (16) 17.0 ppb (16) 16.6 ppb (15) 0.0 ppb (0) 21.0 ppb (16) 0.18 ppb (2) 6.0 μg/m3 (5) 6.0 μg/m3 (25) 25.0
 
Jan. 16, 2019, 7 a.m. 22.6 ppb (21) 2.5 ppb (2) 21.2 ppb (20) 20.0 ppb (19) 19.6 ppb (18) 0.0 ppb (0) 15.0 ppb (12) 0.21 ppb (2) 5.0 μg/m3 (5) 4.0 μg/m3 (17) 21.0
 
Jan. 16, 2019, 6 a.m. 34.1 ppb (32) 4.5 ppb (4) 32.6 ppb (30) 30.0 ppb (28) 28.9 ppb (27) 0.0 ppb (0) 6.0 ppb (5) 0.28 ppb (3) 7.0 μg/m3 (6) 6.0 μg/m3 (25) 32.0
 
Jan. 16, 2019, 5 a.m. 31.8 ppb (29) 5.3 ppb (5) 29.0 ppb (27) 27.0 ppb (25) 25.6 ppb (24) 0.0 ppb (0) 9.0 ppb (7) 0.29 ppb (3) 4.0 μg/m3 (4) 7.0 μg/m3 (29) 29.0
 
Jan. 16, 2019, 4 a.m. 34.3 ppb (32) 5.4 ppb (5) 32.4 ppb (30) 29.0 ppb (27) 28.2 ppb (26) 0.0 ppb (0) 9.0 ppb (7) 0.33 ppb (4) 6.0 μg/m3 (5) 10.0 μg/m3 (42) 42.0
 
Jan. 16, 2019, 3 a.m. 39.9 ppb (37) 6.6 ppb (6) 38.5 ppb (36) 33.0 ppb (31) 32.8 ppb (30) 0.0 ppb (0) 6.0 ppb (5) 0.36 ppb (4) 8.0 μg/m3 (7) 7.0 μg/m3 (29) 37.0
 
Jan. 16, 2019, 2 a.m. 50.2 ppb (46) 15.2 ppb (14) 48.6 ppb (45) 35.0 ppb (32) 35.2 ppb (33) 1.0 ppb (1) 3.0 ppb (2) 0.53 ppb (6) 7.0 μg/m3 (6) 7.0 μg/m3 (29) 46.0
 
Jan. 16, 2019, 1 a.m. 54.4 ppb (50) 18.7 ppb (17) 52.9 ppb (49) 36.0 ppb (33) 35.6 ppb (33) 1.0 ppb (1) 3.0 ppb (2) 0.64 ppb (7) 6.0 μg/m3 (5) 6.0 μg/m3 (25) 50.0
 
Jan. 16, 2019, midnight 34.9 ppb (32) 5.8 ppb (5) 32.5 ppb (30) 29.0 ppb (27) 28.3 ppb (26) 0.0 ppb (0) 10.0 ppb (8) 0.43 ppb (5) 3.0 μg/m3 (3) 6.0 μg/m3 (25) 32.0
 
Jan. 15, 2019, 11 p.m. 21.2 ppb (20) 3.1 ppb (3) 19.9 ppb (18) 18.0 ppb (17) 17.4 ppb (16) 0.0 ppb (0) 21.0 ppb (16) 0.23 ppb (3) 4.0 μg/m3 (4) 5.0 μg/m3 (21) 21.0
 
Jan. 15, 2019, 10 p.m. 12.3 ppb (11) 2.3 ppb (2) 11.4 ppb (11) 10.0 ppb (9) 9.6 ppb (9) 0.0 ppb (0) 32.0 ppb (25) 0.23 ppb (3) 4.0 μg/m3 (4) 3.0 μg/m3 (12) 25.0
 
Jan. 15, 2019, 9 p.m. 11.3 ppb (10) 2.1 ppb (2) 10.7 ppb (10) 9.0 ppb (8) 8.9 ppb (8) 0.0 ppb (0) 31.0 ppb (24) 0.15 ppb (2) 5.0 μg/m3 (5) 5.0 μg/m3 (21) 24.0
 
Jan. 15, 2019, 8 p.m. 16.8 ppb (16) 4.4 ppb (4) 16.0 ppb (15) 13.0 ppb (12) 12.0 ppb (11) 0.0 ppb (0) 27.0 ppb (21) 0.19 ppb (2) 10.0 μg/m3 (9) 6.0 μg/m3 (25) 25.0
 
Jan. 15, 2019, 7 p.m. 26.4 ppb (24) 9.3 ppb (9) 26.0 ppb (24) 17.0 ppb (16) 17.3 ppb (16) 0.0 ppb (0) 20.0 ppb (15) 0.28 ppb (3) 13.0 μg/m3 (12) 8.0 μg/m3 (33) 33.0
 
Jan. 15, 2019, 6 p.m. 42.4 ppb (39) 18.1 ppb (17) 41.7 ppb (39) 24.0 ppb (22) 24.7 ppb (23) 1.0 ppb (1) 13.0 ppb (10) 0.38 ppb (4) 39.0 μg/m3 (35) 12.0 μg/m3 (50) 50.0
 
Jan. 15, 2019, 5 p.m. 80.4 ppb (78) 50.6 ppb (47) 80.3 ppb (78) 30.0 ppb (28) 31.4 ppb (29) 1.0 ppb (1) 6.0 ppb (5) 0.64 ppb (7) 36.0 μg/m3 (33) 11.0 μg/m3 (46) 78.0
 
Jan. 15, 2019, 4 p.m. 98.7 ppb (98) 67.8 ppb (65) 97.7 ppb (96) 31.0 ppb (29) 33.2 ppb (31) 1.0 ppb (1) 3.0 ppb (2) 0.68 ppb (8) 26.0 μg/m3 (24) 12.0 μg/m3 (50) 98.0
 
Jan. 15, 2019, 3 p.m. 94.5 ppb (93) 64.9 ppb (62) 96.4 ppb (95) 30.0 ppb (28) 31.7 ppb (29) 1.0 ppb (1) 2.0 ppb (2) 0.68 ppb (8) 19.0 μg/m3 (17) 7.0 μg/m3 (29) 95.0
 
Jan. 15, 2019, 2 p.m. 65.0 ppb (62) 37.4 ppb (35) 66.1 ppb (63) 28.0 ppb (26) 29.2 ppb (27) 1.0 ppb (1) 2.0 ppb (2) 0.59 ppb (7) 15.0 μg/m3 (14) 5.0 μg/m3 (21) 63.0
 
Jan. 15, 2019, 1 p.m. 53.5 ppb (50) 26.8 ppb (25) 52.8 ppb (49) 27.0 ppb (25) 28.1 ppb (26) 1.0 ppb (1) 2.0 ppb (2) 0.53 ppb (6) 10.0 μg/m3 (9) 4.0 μg/m3 (17) 50.0
 
Jan. 15, 2019, noon 39.2 ppb (36) 13.2 ppb (12) 39.4 ppb (36) 26.0 ppb (24) 27.4 ppb (25) 0.0 ppb (0) 3.0 ppb (2) 0.27 ppb (3) 10.0 μg/m3 (9) 7.0 μg/m3 (29) 36.0
 
Jan. 15, 2019, 11 a.m. 42.9 ppb (40) 14.9 ppb (14) 43.9 ppb (41) 28.0 ppb (26) 29.8 ppb (28) 0.0 ppb (0) 3.0 ppb (2) 0.31 ppb (3) 14.0 μg/m3 (13) 11.0 μg/m3 (46) 46.0
 
Jan. 15, 2019, 10 a.m. 34.8 ppb (32) 6.4 ppb (6) 35.1 ppb (32) 28.0 ppb (26) 29.7 ppb (28) 0.0 ppb (0) 3.0 ppb (2) 0.42 ppb (5) 11.0 μg/m3 (10) 7.0 μg/m3 (29) 32.0
 
Jan. 15, 2019, 9 a.m. 27.5 ppb (25) 3.5 ppb (3) 27.4 ppb (25) 24.0 ppb (22) 24.7 ppb (23) 0.0 ppb (0) 6.0 ppb (5) 0.29 ppb (3) 11.0 μg/m3 (10) 5.0 μg/m3 (21) 25.0
 
Jan. 15, 2019, 8 a.m. 15.0 ppb (14) 1.2 ppb (1) 14.3 ppb (13) 14.0 ppb (13) 13.8 ppb (13) 0.0 ppb (0) 22.0 ppb (17) 0.2 ppb (2) 11.0 μg/m3 (10) 3.0 μg/m3 (12) 17.0
 
Jan. 15, 2019, 7 a.m. 18.5 ppb (17) 1.4 ppb (1) 19.2 ppb (18) 17.0 ppb (16) 17.6 ppb (16) 0.0 ppb (0) 19.0 ppb (15) 0.22 ppb (2) 9.0 μg/m3 (8) 4.0 μg/m3 (17) 18.0
 
Jan. 15, 2019, 6 a.m. 8.8 ppb (8) 0.7 ppb (1) 8.5 ppb (8) 8.0 ppb (7) 8.1 ppb (8) 0.0 ppb (0) 30.0 ppb (23) 0.14 ppb (2) 7.0 μg/m3 (6) 4.0 μg/m3 (17) 23.0
 
Jan. 15, 2019, 5 a.m. 11.3 ppb (10) 1.4 ppb (1) 11.0 ppb (10) 10.0 ppb (9) 10.2 ppb (9) 0.0 ppb (0) 30.0 ppb (23) 0.16 ppb (2) 17.0 μg/m3 (15) 5.0 μg/m3 (21) 23.0
 
Jan. 15, 2019, 4 a.m. 31.4 ppb (29) 4.4 ppb (4) 30.6 ppb (28) 27.0 ppb (25) 27.2 ppb (25) 0.0 ppb (0) 11.0 ppb (8) 0.36 ppb (4) 37.0 μg/m3 (34) 7.0 μg/m3 (29) 34.0
 
Jan. 15, 2019, 3 a.m. 41.6 ppb (39) 7.5 ppb (7) 40.7 ppb (38) 34.0 ppb (31) 34.7 ppb (32) 1.0 ppb (1) 5.0 ppb (4) 0.4 ppb (4) 33.0 μg/m3 (30) 7.0 μg/m3 (29) 39.0
 
Jan. 15, 2019, 2 a.m. 30.5 ppb (28) 3.6 ppb (3) 30.9 ppb (29) 27.0 ppb (25) 27.9 ppb (26) 0.0 ppb (0) 11.0 ppb (8) 0.32 ppb (4) 23.0 μg/m3 (21) 6.0 μg/m3 (25) 29.0
 
Jan. 15, 2019, 1 a.m. 21.7 ppb (20) 2.6 ppb (2) 21.1 ppb (20) 19.0 ppb (18) 19.3 ppb (18) 0.0 ppb (0) 20.0 ppb (15) 0.29 ppb (3) 26.0 μg/m3 (24) 4.0 μg/m3 (17) 24.0
 
Jan. 15, 2019, midnight 12.4 ppb (11) 2.0 ppb (2) 11.6 ppb (11) 10.0 ppb (9) 10.3 ppb (10) 0.0 ppb (0) 29.0 ppb (22) 0.18 ppb (2) 21.0 μg/m3 (19) 3.0 μg/m3 (12) 22.0
 
Jan. 14, 2019, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 33.0 ppb (25) 0.14 ppb (2) 17.0 μg/m3 (15) 3.0 μg/m3 (12) 25.0
 
Jan. 14, 2019, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 35.0 ppb (27) 0.13 ppb (1) 14.0 μg/m3 (13) 4.0 μg/m3 (17) 27.0
 
Jan. 14, 2019, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 37.0 ppb (28) 0.14 ppb (2) 15.0 μg/m3 (14) 8.0 μg/m3 (33) 33.0
 
Jan. 14, 2019, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 37.0 ppb (28) 0.12 ppb (1) 20.0 μg/m3 (18) 14.0 μg/m3 (54) 54.0
 
Jan. 14, 2019, 7 p.m. 12.0 ppb (11) 4.7 ppb (4) 11.9 ppb (11) 8.0 ppb (7) 7.5 ppb (7) N/A N/A N/A 37.0 μg/m3 (34) 22.0 μg/m3 (71) 71.0
 
Jan. 14, 2019, 6 p.m. 23.1 ppb (21) 9.8 ppb (9) 23.0 ppb (21) 14.0 ppb (13) 13.6 ppb (13) N/A N/A N/A 26.0 μg/m3 (24) 7.0 μg/m3 (29) 29.0
 
Jan. 14, 2019, 5 p.m. 51.0 ppb (47) 28.6 ppb (26) 51.2 ppb (47) 23.0 ppb (21) 23.0 ppb (21) 1.0 ppb (1) 15.0 ppb (12) 0.44 ppb (5) 35.0 μg/m3 (32) 9.0 μg/m3 (38) 47.0
 
Jan. 14, 2019, 4 p.m. 119.7 ppb (104) 83.3 ppb (81) 118.8 ppb (103) 37.0 ppb (34) 38.5 ppb (36) 2.0 ppb (3) 4.0 ppb (3) 1.14 ppb (13) 47.0 μg/m3 (43) 15.0 μg/m3 (56) 104.0
 
Jan. 14, 2019, 3 p.m. 120.2 ppb (104) 83.0 ppb (81) 113.7 ppb (102) 37.0 ppb (34) 40.3 ppb (37) 2.0 ppb (3) 2.0 ppb (2) 0.92 ppb (10) 30.0 μg/m3 (27) 11.0 μg/m3 (46) 104.0
 
Jan. 14, 2019, 2 p.m. 100.6 ppb (100) 65.4 ppb (62) 99.8 ppb (99) 35.0 ppb (32) 37.9 ppb (35) 1.0 ppb (1) 2.0 ppb (2) 0.79 ppb (9) 26.0 μg/m3 (24) 7.0 μg/m3 (29) 100.0
 
Jan. 14, 2019, 1 p.m. 77.2 ppb (75) 44.5 ppb (41) 77.4 ppb (75) 33.0 ppb (31) 35.6 ppb (33) 1.0 ppb (1) 2.0 ppb (2) 0.55 ppb (6) 21.0 μg/m3 (19) 6.0 μg/m3 (25) 75.0
 
Jan. 14, 2019, noon 63.7 ppb (60) 33.6 ppb (31) 64.7 ppb (61) 30.0 ppb (28) 32.4 ppb (30) 1.0 ppb (1) 2.0 ppb (2) 0.43 ppb (5) 23.0 μg/m3 (21) 9.0 μg/m3 (38) 61.0
 
Jan. 14, 2019, 11 a.m. 58.1 ppb (54) 28.4 ppb (26) 60.1 ppb (56) 30.0 ppb (28) 32.2 ppb (30) 1.0 ppb (1) 3.0 ppb (2) 0.48 ppb (5) 16.0 μg/m3 (15) 10.0 μg/m3 (42) 56.0
 
Jan. 14, 2019, 10 a.m. 47.3 ppb (44) 19.8 ppb (18) 51.2 ppb (47) 28.0 ppb (26) 30.1 ppb (28) 0.0 ppb (0) 2.0 ppb (2) 0.39 ppb (4) 17.0 μg/m3 (15) 11.0 μg/m3 (46) 47.0
 
Jan. 14, 2019, 9 a.m. 50.4 ppb (47) 22.4 ppb (21) 51.5 ppb (48) 28.0 ppb (26) 30.8 ppb (29) 0.0 ppb (0) 3.0 ppb (2) 0.43 ppb (5) 22.0 μg/m3 (20) 10.0 μg/m3 (42) 48.0
 
Jan. 14, 2019, 8 a.m. 45.8 ppb (42) 18.4 ppb (17) 48.3 ppb (45) 28.0 ppb (26) 30.3 ppb (28) 0.0 ppb (0) 2.0 ppb (2) 0.48 ppb (5) 19.0 μg/m3 (17) 11.0 μg/m3 (46) 46.0
 
Jan. 14, 2019, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 3.0 ppb (2) 0.41 ppb (5) 19.0 μg/m3 (17) 10.0 μg/m3 (42) 42.0
 
Jan. 14, 2019, 6 a.m. 30.3 ppb (28) 5.8 ppb (5) 31.0 ppb (29) 25.0 ppb (23) 26.0 ppb (24) 0.0 ppb (0) 8.0 ppb (6) 0.32 ppb (4) 20.0 μg/m3 (18) 10.0 μg/m3 (42) 42.0
 
Jan. 14, 2019, 5 a.m. 35.1 ppb (32) 7.2 ppb (7) 35.9 ppb (33) 28.0 ppb (26) 29.4 ppb (27) 0.0 ppb (0) 6.0 ppb (5) 0.36 ppb (4) 22.0 μg/m3 (20) 6.0 μg/m3 (25) 33.0