AQSQID: 320310016

Site Name: Reno3

Location: Reno (Swest), NV

Reporting: True, Located: True

Current AQI: 34.0

Reno (Swest) NV, US: 39.52507, -119.807744

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 23, 2020, 6 a.m. 36.8 ppb (34) 10.1 ppb (9) 35.4 ppb (33) 27.0 ppb (25) 30.7 ppb (28) 0.0 ppb (0) 4.0 ppb (3) 0.33 ppb (4) 18.0 μg/m3 (16) 8.0 μg/m3 (33) 34.0
 
Jan. 23, 2020, 5 a.m. 64.1 ppb (61) 31.8 ppb (29) 65.2 ppb (62) 32.0 ppb (30) 40.9 ppb (38) 1.0 ppb (1) 2.0 ppb (2) 0.65 ppb (7) 39.0 μg/m3 (35) 10.0 μg/m3 (42) 62.0
 
Jan. 23, 2020, 4 a.m. 43.1 ppb (40) 13.4 ppb (12) 42.1 ppb (39) 30.0 ppb (28) 33.2 ppb (31) 0.0 ppb (0) 7.0 ppb (5) 0.45 ppb (5) 26.0 μg/m3 (24) 4.0 μg/m3 (17) 40.0
 
Jan. 23, 2020, 3 a.m. 20.8 ppb (19) 3.5 ppb (3) 17.6 ppb (16) 17.0 ppb (16) 16.9 ppb (16) 0.0 ppb (0) 21.0 ppb (16) 0.25 ppb (3) 19.0 μg/m3 (17) 0.0 μg/m3 (0) 19.0
 
Jan. 23, 2020, 2 a.m. 16.3 ppb (15) 3.3 ppb (3) 14.5 ppb (13) 13.0 ppb (12) 13.5 ppb (12) 0.0 ppb (0) 27.0 ppb (21) 0.16 ppb (2) 11.0 μg/m3 (10) -3.0 μg/m3 (0) 21.0
 
Jan. 23, 2020, 1 a.m. 17.8 ppb (16) 3.8 ppb (4) 16.4 ppb (15) 14.0 ppb (13) 15.0 ppb (14) 0.0 ppb (0) 25.0 ppb (19) 0.22 ppb (2) 16.0 μg/m3 (15) -2.0 μg/m3 (0) 19.0
 
Jan. 23, 2020, midnight 13.8 ppb (13) 4.3 ppb (4) 11.6 ppb (11) 9.0 ppb (8) 9.8 ppb (9) 0.0 ppb (0) 33.0 ppb (25) 0.15 ppb (2) 19.0 μg/m3 (17) -1.0 μg/m3 (0) 25.0
 
Jan. 22, 2020, 11 p.m. 7.7 ppb (7) 4.6 ppb (4) 3.3 ppb (3) 3.0 ppb (3) 2.5 ppb (2) 0.0 ppb (0) 41.0 ppb (32) 0.1 ppb (1) 1.0 μg/m3 (1) -2.0 μg/m3 (0) 32.0
 
Jan. 22, 2020, 10 p.m. 8.0 ppb (7) 4.2 ppb (4) 4.1 ppb (4) 4.0 ppb (4) 3.1 ppb (3) 0.0 ppb (0) 41.0 ppb (32) 0.1 ppb (1) 3.0 μg/m3 (3) -2.0 μg/m3 (0) 32.0
 
Jan. 22, 2020, 9 p.m. 7.1 ppb (7) 4.9 ppb (5) 2.4 ppb (2) 2.0 ppb (2) 1.7 ppb (2) 0.0 ppb (0) 44.0 ppb (34) 0.09 ppb (1) 6.0 μg/m3 (5) -1.0 μg/m3 (0) 34.0
 
Jan. 22, 2020, 8 p.m. 11.4 ppb (11) 5.1 ppb (5) 7.7 ppb (7) 6.0 ppb (6) 6.0 ppb (6) 0.0 ppb (0) 40.0 ppb (31) 0.12 ppb (1) 12.0 μg/m3 (11) -3.0 μg/m3 (0) 31.0
 
Jan. 22, 2020, 7 p.m. 14.8 ppb (14) 6.2 ppb (6) 11.1 ppb (10) 9.0 ppb (8) 8.8 ppb (8) 0.0 ppb (0) 38.0 ppb (29) 0.14 ppb (2) 13.0 μg/m3 (12) -4.0 μg/m3 (0) 29.0
 
Jan. 22, 2020, 6 p.m. 20.0 ppb (19) 10.3 ppb (10) 13.1 ppb (12) 10.0 ppb (9) 9.6 ppb (9) 0.0 ppb (0) 36.0 ppb (28) 0.16 ppb (2) 11.0 μg/m3 (10) -1.0 μg/m3 (0) 28.0
 
Jan. 22, 2020, 5 p.m. 27.8 ppb (26) 12.2 ppb (11) 23.4 ppb (22) 15.0 ppb (14) 17.3 ppb (16) 0.0 ppb (0) 29.0 ppb (22) 0.22 ppb (2) 23.0 μg/m3 (21) -1.0 μg/m3 (0) 26.0
 
Jan. 22, 2020, 4 p.m. 22.0 ppb (20) 5.9 ppb (5) 20.6 ppb (19) 16.0 ppb (15) 17.3 ppb (16) 0.0 ppb (0) 29.0 ppb (22) 0.2 ppb (2) 18.0 μg/m3 (16) -2.0 μg/m3 (0) 22.0
 
Jan. 22, 2020, 3 p.m. 22.2 ppb (21) 4.2 ppb (4) 18.6 ppb (17) 18.0 ppb (17) 17.7 ppb (16) 0.0 ppb (0) 26.0 ppb (20) 0.22 ppb (2) 15.0 μg/m3 (14) 1.0 μg/m3 (4) 21.0
 
Jan. 22, 2020, 2 p.m. 14.8 ppb (14) 2.5 ppb (2) 12.6 ppb (12) 12.0 ppb (11) 12.5 ppb (12) 0.0 ppb (0) 31.0 ppb (24) 0.18 ppb (2) 7.0 μg/m3 (6) 0.0 μg/m3 (0) 24.0
 
Jan. 22, 2020, 1 p.m. 15.2 ppb (14) 2.4 ppb (2) 12.6 ppb (12) 13.0 ppb (12) 12.6 ppb (12) 0.0 ppb (0) 31.0 ppb (24) 0.15 ppb (2) 11.0 μg/m3 (10) -2.0 μg/m3 (0) 24.0
 
Jan. 22, 2020, noon 15.4 ppb (14) 2.1 ppb (2) 12.4 ppb (11) 13.0 ppb (12) 12.3 ppb (11) 0.0 ppb (0) 31.0 ppb (24) 0.13 ppb (1) 4.0 μg/m3 (4) -1.0 μg/m3 (0) 24.0
 
Jan. 22, 2020, 11 a.m. 11.6 ppb (11) 2.8 ppb (3) 7.3 ppb (7) 9.0 ppb (8) 7.2 ppb (7) 0.0 ppb (0) 33.0 ppb (25) 0.1 ppb (1) 0.0 μg/m3 (0) -2.0 μg/m3 (0) 25.0
 
Jan. 22, 2020, 10 a.m. 6.0 ppb (6) 2.0 ppb (2) 3.5 ppb (3) 4.0 ppb (4) 3.5 ppb (3) 0.0 ppb (0) 41.0 ppb (32) 0.09 ppb (1) 2.0 μg/m3 (2) -7.0 μg/m3 (0) 32.0
 
Jan. 22, 2020, 9 a.m. 4.9 ppb (5) 2.1 ppb (2) 2.5 ppb (2) 3.0 ppb (3) 2.5 ppb (2) 0.0 ppb (0) 42.0 ppb (32) 0.08 ppb (1) 5.0 μg/m3 (5) -1.0 μg/m3 (0) 32.0
 
Jan. 22, 2020, 8 a.m. 13.8 ppb (13) 2.7 ppb (3) 11.0 ppb (10) 11.0 ppb (10) 10.9 ppb (10) 0.0 ppb (0) 35.0 ppb (27) 0.12 ppb (1) 6.0 μg/m3 (5) 6.0 μg/m3 (25) 27.0
 
Jan. 22, 2020, 7 a.m. 3.8 ppb (4) 2.1 ppb (2) 1.3 ppb (1) 2.0 ppb (2) 1.3 ppb (1) 0.0 ppb (0) 46.0 ppb (35) 0.08 ppb (1) 3.0 μg/m3 (3) 0.0 μg/m3 (0) 35.0
 
Jan. 22, 2020, 6 a.m. 8.3 ppb (8) 2.5 ppb (2) 6.0 ppb (6) 6.0 ppb (6) 5.9 ppb (5) 0.0 ppb (0) 39.0 ppb (30) 0.11 ppb (1) 4.0 μg/m3 (4) -1.0 μg/m3 (0) 30.0
 
Jan. 22, 2020, 5 a.m. 9.3 ppb (9) 2.8 ppb (3) 6.7 ppb (6) 7.0 ppb (6) 6.5 ppb (6) 0.0 ppb (0) 37.0 ppb (28) 0.13 ppb (1) 5.0 μg/m3 (5) -1.0 μg/m3 (0) 28.0
 
Jan. 22, 2020, 4 a.m. 10.7 ppb (10) 2.9 ppb (3) 7.8 ppb (7) 8.0 ppb (7) 7.5 ppb (7) 0.0 ppb (0) 36.0 ppb (28) 0.15 ppb (2) 7.0 μg/m3 (6) -2.0 μg/m3 (0) 28.0
 
Jan. 22, 2020, 3 a.m. 7.8 ppb (7) 3.0 ppb (3) 4.6 ppb (4) 5.0 ppb (5) 4.3 ppb (4) 0.0 ppb (0) 39.0 ppb (30) 0.12 ppb (1) 5.0 μg/m3 (5) -3.0 μg/m3 (0) 30.0
 
Jan. 22, 2020, 2 a.m. 6.3 ppb (6) 2.5 ppb (2) 3.7 ppb (3) 4.0 ppb (4) 3.4 ppb (3) 0.0 ppb (0) 40.0 ppb (31) 0.1 ppb (1) 5.0 μg/m3 (5) -3.0 μg/m3 (0) 31.0
 
Jan. 22, 2020, 1 a.m. 5.9 ppb (5) 2.0 ppb (2) 3.7 ppb (3) 4.0 ppb (4) 3.6 ppb (3) 0.0 ppb (0) 40.0 ppb (31) 0.11 ppb (1) 6.0 μg/m3 (5) -4.0 μg/m3 (0) 31.0
 
Jan. 22, 2020, midnight 6.1 ppb (6) 2.6 ppb (2) 3.8 ppb (4) 3.0 ppb (3) 3.4 ppb (3) 0.0 ppb (0) 41.0 ppb (32) 0.1 ppb (1) 8.0 μg/m3 (7) -4.0 μg/m3 (0) 32.0
 
Jan. 21, 2020, 11 p.m. 6.5 ppb (6) 3.0 ppb (3) 4.1 ppb (4) 3.0 ppb (3) 3.3 ppb (3) 0.0 ppb (0) 41.0 ppb (32) 0.1 ppb (1) 9.0 μg/m3 (8) -3.0 μg/m3 (0) 32.0
 
Jan. 21, 2020, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (32) 0.11 ppb (1) 9.0 μg/m3 (8) -3.0 μg/m3 (0) 32.0
 
Jan. 21, 2020, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 44.0 ppb (34) 0.1 ppb (1) 7.0 μg/m3 (6) -2.0 μg/m3 (0) 34.0
 
Jan. 21, 2020, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 46.0 ppb (35) 0.09 ppb (1) 4.0 μg/m3 (4) -2.0 μg/m3 (0) 35.0
 
Jan. 21, 2020, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 45.0 ppb (35) 0.1 ppb (1) N/A N/A 35.0
 
Jan. 21, 2020, 6 p.m. 22.1 ppb (20) 7.7 ppb (7) 18.7 ppb (17) 14.0 ppb (13) 13.9 ppb (13) N/A N/A N/A 17.0 μg/m3 (15) 2.0 μg/m3 (8) 20.0
 
Jan. 21, 2020, 5 p.m. 50.2 ppb (46) 18.4 ppb (17) 49.5 ppb (46) 32.0 ppb (30) 33.4 ppb (31) N/A N/A N/A 48.0 μg/m3 (44) 5.0 μg/m3 (21) 46.0
 
Jan. 21, 2020, 4 p.m. 71.7 ppb (69) 34.5 ppb (32) 65.7 ppb (62) 37.0 ppb (34) 39.3 ppb (36) 1.0 ppb (1) 10.0 ppb (8) 0.6 ppb (7) 51.0 μg/m3 (46) 6.0 μg/m3 (25) 69.0
 
Jan. 21, 2020, 3 p.m. 117.5 ppb (103) 73.4 ppb (71) 119.2 ppb (104) 44.0 ppb (41) 51.8 ppb (48) 2.0 ppb (3) 1.0 ppb (1) 0.91 ppb (10) 57.0 μg/m3 (51) 6.0 μg/m3 (25) 104.0
 
Jan. 21, 2020, 2 p.m. 61.8 ppb (58) 22.7 ppb (21) 58.5 ppb (55) 39.0 ppb (36) 41.7 ppb (39) 1.0 ppb (1) 2.0 ppb (2) 0.76 ppb (8) 15.0 μg/m3 (14) 2.0 μg/m3 (8) 58.0
 
Jan. 21, 2020, 1 p.m. 64.1 ppb (61) 25.8 ppb (24) 64.3 ppb (61) 38.0 ppb (35) 42.4 ppb (39) 1.0 ppb (1) 1.0 ppb (1) 0.69 ppb (8) 27.0 μg/m3 (25) 3.0 μg/m3 (12) 61.0
 
Jan. 21, 2020, noon 40.1 ppb (37) 5.7 ppb (5) 40.2 ppb (37) 34.0 ppb (31) 35.2 ppb (33) 0.0 ppb (0) 6.0 ppb (5) 0.27 ppb (3) 14.0 μg/m3 (13) 1.0 μg/m3 (4) 37.0
 
Jan. 21, 2020, 11 a.m. 35.8 ppb (33) 4.5 ppb (4) 34.1 ppb (32) 31.0 ppb (29) 32.3 ppb (30) 0.0 ppb (0) 6.0 ppb (5) 0.27 ppb (3) 8.0 μg/m3 (7) -1.0 μg/m3 (0) 33.0
 
Jan. 21, 2020, 10 a.m. 31.2 ppb (29) 3.5 ppb (3) 27.7 ppb (26) 28.0 ppb (26) 26.4 ppb (24) 0.0 ppb (0) 10.0 ppb (8) 0.27 ppb (3) 8.0 μg/m3 (7) 0.0 μg/m3 (0) 29.0
 
Jan. 21, 2020, 9 a.m. 21.2 ppb (20) 1.3 ppb (1) 19.3 ppb (18) 20.0 ppb (19) 19.1 ppb (18) 0.0 ppb (0) 17.0 ppb (13) 0.25 ppb (3) 12.0 μg/m3 (11) -1.0 μg/m3 (0) 20.0
 
Jan. 21, 2020, 8 a.m. 8.4 ppb (8) 0.1 ppb (0) 6.5 ppb (6) 8.0 ppb (7) 6.6 ppb (6) 0.0 ppb (0) 35.0 ppb (27) 0.17 ppb (2) 6.0 μg/m3 (5) -1.0 μg/m3 (0) 27.0
 
Jan. 21, 2020, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (31) 0.12 ppb (1) 6.0 μg/m3 (5) 1.0 μg/m3 (4) 31.0
 
Jan. 21, 2020, 6 a.m. 21.1 ppb (20) 1.1 ppb (1) 17.7 ppb (16) 20.0 ppb (19) 17.3 ppb (16) 0.0 ppb (0) 27.0 ppb (21) 0.24 ppb (3) 19.0 μg/m3 (17) 1.0 μg/m3 (4) 21.0
 
Jan. 21, 2020, 5 a.m. 5.7 ppb (5) 0.7 ppb (1) 3.6 ppb (3) 5.0 ppb (5) 3.5 ppb (3) 0.0 ppb (0) 43.0 ppb (33) 0.14 ppb (2) 4.0 μg/m3 (4) -1.0 μg/m3 (0) 33.0
 
Jan. 21, 2020, 4 a.m. 4.1 ppb (4) 0.7 ppb (1) 2.5 ppb (2) 3.0 ppb (3) 2.3 ppb (2) 0.0 ppb (0) 47.0 ppb (36) 0.09 ppb (1) 6.0 μg/m3 (5) 0.0 μg/m3 (0) 36.0
 
Jan. 21, 2020, 3 a.m. 5.3 ppb (5) 0.8 ppb (1) 3.7 ppb (3) 4.0 ppb (4) 3.5 ppb (3) 0.0 ppb (0) 46.0 ppb (35) 0.11 ppb (1) 8.0 μg/m3 (7) 1.0 μg/m3 (4) 35.0
 
Jan. 21, 2020, 2 a.m. 6.8 ppb (6) 0.7 ppb (1) 5.0 ppb (5) 6.0 ppb (6) 4.9 ppb (5) 0.0 ppb (0) 45.0 ppb (35) 0.12 ppb (1) 8.0 μg/m3 (7) -1.0 μg/m3 (0) 35.0
 
Jan. 21, 2020, 1 a.m. 15.3 ppb (14) 1.8 ppb (2) 13.3 ppb (12) 13.0 ppb (12) 12.6 ppb (12) 0.0 ppb (0) 37.0 ppb (28) 0.19 ppb (2) 12.0 μg/m3 (11) 1.0 μg/m3 (4) 28.0
 
Jan. 21, 2020, midnight 58.0 ppb (54) 18.9 ppb (18) 54.3 ppb (50) 39.0 ppb (36) 40.1 ppb (37) 1.0 ppb (1) 5.0 ppb (4) 0.57 ppb (6) 58.0 μg/m3 (52) 5.0 μg/m3 (21) 54.0
 
Jan. 20, 2020, 11 p.m. 42.2 ppb (39) 13.0 ppb (12) 37.5 ppb (35) 29.0 ppb (27) 29.6 ppb (27) 0.0 ppb (0) 13.0 ppb (10) 0.48 ppb (5) 34.0 μg/m3 (31) 3.0 μg/m3 (12) 39.0
 
Jan. 20, 2020, 10 p.m. 51.4 ppb (48) 23.5 ppb (22) 43.3 ppb (40) 28.0 ppb (26) 29.2 ppb (27) 1.0 ppb (1) 16.0 ppb (12) 0.37 ppb (4) 45.0 μg/m3 (41) 5.0 μg/m3 (21) 48.0
 
Jan. 20, 2020, 9 p.m. 56.9 ppb (53) 24.7 ppb (23) 54.4 ppb (50) 32.0 ppb (30) 34.3 ppb (32) 1.0 ppb (1) 12.0 ppb (9) 0.44 ppb (5) 56.0 μg/m3 (50) 9.0 μg/m3 (38) 53.0
 
Jan. 20, 2020, 8 p.m. 59.9 ppb (56) 31.1 ppb (29) 52.9 ppb (49) 29.0 ppb (27) 30.5 ppb (28) 1.0 ppb (1) 16.0 ppb (12) 0.46 ppb (5) 36.0 μg/m3 (33) 10.0 μg/m3 (42) 56.0
 
Jan. 20, 2020, 7 p.m. 87.8 ppb (86) 53.1 ppb (49) 89.3 ppb (88) 35.0 ppb (32) 39.9 ppb (37) 1.0 ppb (1) 9.0 ppb (7) 0.7 ppb (8) 81.0 μg/m3 (63) 15.0 μg/m3 (56) 88.0
 
Jan. 20, 2020, 6 p.m. 66.6 ppb (63) 41.0 ppb (38) 56.3 ppb (52) 25.0 ppb (23) 27.4 ppb (25) 1.0 ppb (1) 12.0 ppb (9) 0.48 ppb (5) 38.0 μg/m3 (35) 6.0 μg/m3 (25) 63.0
 
Jan. 20, 2020, 5 p.m. 61.8 ppb (58) 34.6 ppb (32) 61.5 ppb (58) 27.0 ppb (25) 31.1 ppb (29) 1.0 ppb (1) 4.0 ppb (3) 0.56 ppb (6) 28.0 μg/m3 (25) 6.0 μg/m3 (25) 58.0
 
Jan. 20, 2020, 4 p.m. 80.0 ppb (78) 50.0 ppb (46) 81.9 ppb (80) 30.0 ppb (28) 35.5 ppb (33) 1.0 ppb (1) 2.0 ppb (2) 0.69 ppb (8) 34.0 μg/m3 (31) 7.0 μg/m3 (29) 80.0
 
Jan. 20, 2020, 3 p.m. 80.6 ppb (78) 51.3 ppb (48) 83.3 ppb (81) 29.0 ppb (27) 35.4 ppb (33) 1.0 ppb (1) 1.0 ppb (1) 0.78 ppb (9) 27.0 μg/m3 (25) 6.0 μg/m3 (25) 81.0
 
Jan. 20, 2020, 2 p.m. 58.2 ppb (54) 30.5 ppb (28) 56.1 ppb (52) 28.0 ppb (26) 31.6 ppb (29) 1.0 ppb (1) 1.0 ppb (1) 0.81 ppb (9) 21.0 μg/m3 (19) 5.0 μg/m3 (21) 54.0
 
Jan. 20, 2020, 1 p.m. 44.9 ppb (42) 16.3 ppb (15) 45.5 ppb (42) 29.0 ppb (27) 31.4 ppb (29) 0.0 ppb (0) 1.0 ppb (1) 0.42 ppb (5) 22.0 μg/m3 (20) 6.0 μg/m3 (25) 42.0
 
Jan. 20, 2020, noon 43.6 ppb (40) 15.1 ppb (14) 46.1 ppb (43) 28.0 ppb (26) 31.4 ppb (29) 0.0 ppb (0) 2.0 ppb (2) 0.39 ppb (4) 25.0 μg/m3 (23) 6.0 μg/m3 (25) 43.0
 
Jan. 20, 2020, 11 a.m. 30.1 ppb (28) 5.9 ppb (5) 31.1 ppb (29) 24.0 ppb (22) 26.3 ppb (24) 0.0 ppb (0) 4.0 ppb (3) 0.25 ppb (3) 11.0 μg/m3 (10) 2.0 μg/m3 (8) 29.0
 
Jan. 20, 2020, 10 a.m. 27.7 ppb (26) 3.9 ppb (4) 29.3 ppb (27) 24.0 ppb (22) 26.0 ppb (24) 0.0 ppb (0) 4.0 ppb (3) 0.28 ppb (3) 14.0 μg/m3 (13) 3.0 μg/m3 (12) 27.0
 
Jan. 20, 2020, 9 a.m. 24.4 ppb (23) 2.9 ppb (3) 23.4 ppb (22) 21.0 ppb (19) 22.3 ppb (21) 0.0 ppb (0) 7.0 ppb (5) 0.27 ppb (3) 15.0 μg/m3 (14) 5.0 μg/m3 (21) 23.0
 
Jan. 20, 2020, 8 a.m. 25.1 ppb (23) 3.1 ppb (3) 24.9 ppb (23) 22.0 ppb (20) 23.2 ppb (21) 0.0 ppb (0) 7.0 ppb (5) 0.26 ppb (3) 17.0 μg/m3 (15) 6.0 μg/m3 (25) 25.0
 
Jan. 20, 2020, 7 a.m. 26.1 ppb (24) 3.0 ppb (3) 25.4 ppb (24) 23.0 ppb (21) 23.8 ppb (22) 0.0 ppb (0) 7.0 ppb (5) 0.29 ppb (3) 21.0 μg/m3 (19) 7.0 μg/m3 (29) 29.0
 
Jan. 20, 2020, 6 a.m. 38.8 ppb (36) 10.8 ppb (10) 39.9 ppb (37) 28.0 ppb (26) 31.0 ppb (29) 0.0 ppb (0) 3.0 ppb (2) 0.42 ppb (5) 33.0 μg/m3 (30) 11.0 μg/m3 (46) 46.0
 
Jan. 20, 2020, 5 a.m. 41.7 ppb (39) 10.7 ppb (10) 42.8 ppb (40) 31.0 ppb (29) 33.8 ppb (31) 0.0 ppb (0) 2.0 ppb (2) 0.49 ppb (5) 34.0 μg/m3 (31) 8.0 μg/m3 (33) 40.0
 
Jan. 20, 2020, 4 a.m. 26.1 ppb (24) 2.8 ppb (3) 23.6 ppb (22) 23.0 ppb (21) 22.8 ppb (21) 0.0 ppb (0) 11.0 ppb (8) 0.32 ppb (4) 25.0 μg/m3 (23) 5.0 μg/m3 (21) 24.0
 
Jan. 20, 2020, 3 a.m. 19.7 ppb (18) 1.9 ppb (2) 18.0 ppb (17) 18.0 ppb (17) 17.6 ppb (16) 0.0 ppb (0) 18.0 ppb (14) 0.34 ppb (4) 22.0 μg/m3 (20) 4.0 μg/m3 (17) 20.0
 
Jan. 20, 2020, 2 a.m. 20.2 ppb (19) 2.5 ppb (2) 17.9 ppb (17) 18.0 ppb (17) 17.4 ppb (16) 0.0 ppb (0) 19.0 ppb (15) 0.27 ppb (3) 18.0 μg/m3 (16) 4.0 μg/m3 (17) 19.0
 
Jan. 20, 2020, 1 a.m. 13.5 ppb (12) 0.8 ppb (1) 12.2 ppb (11) 13.0 ppb (12) 12.0 ppb (11) 0.0 ppb (0) 26.0 ppb (20) 0.2 ppb (2) 14.0 μg/m3 (13) 1.0 μg/m3 (4) 20.0
 
Jan. 20, 2020, midnight 11.2 ppb (10) 1.1 ppb (1) 9.6 ppb (9) 10.0 ppb (9) 9.3 ppb (9) 0.0 ppb (0) 31.0 ppb (24) 0.17 ppb (2) 15.0 μg/m3 (14) -1.0 μg/m3 (0) 24.0
 
Jan. 19, 2020, 11 p.m. 9.2 ppb (9) 2.4 ppb (2) 6.8 ppb (6) 7.0 ppb (6) 6.0 ppb (6) 0.0 ppb (0) 35.0 ppb (27) 0.15 ppb (2) 9.0 μg/m3 (8) 1.0 μg/m3 (4) 27.0
 
Jan. 19, 2020, 10 p.m. 16.9 ppb (16) 5.1 ppb (5) 13.4 ppb (12) 12.0 ppb (11) 10.9 ppb (10) 0.0 ppb (0) 30.0 ppb (23) 0.2 ppb (2) 19.0 μg/m3 (17) 2.0 μg/m3 (8) 23.0
 
Jan. 19, 2020, 9 p.m. 16.0 ppb (15) 5.1 ppb (5) 13.4 ppb (12) 11.0 ppb (10) 10.3 ppb (10) 0.0 ppb (0) 31.0 ppb (24) 0.19 ppb (2) 18.0 μg/m3 (16) 3.0 μg/m3 (12) 24.0
 
Jan. 19, 2020, 8 p.m. 19.7 ppb (18) 6.8 ppb (6) 17.9 ppb (17) 13.0 ppb (12) 12.6 ppb (12) 0.0 ppb (0) 29.0 ppb (22) 0.23 ppb (3) 18.0 μg/m3 (16) 4.0 μg/m3 (17) 22.0
 
Jan. 19, 2020, 7 p.m. 34.4 ppb (32) 18.8 ppb (17) 21.9 ppb (20) 16.0 ppb (15) 14.7 ppb (14) 0.0 ppb (0) 26.0 ppb (20) 0.25 ppb (3) 19.0 μg/m3 (17) 6.0 μg/m3 (25) 32.0
 
Jan. 19, 2020, 6 p.m. 44.2 ppb (41) 28.7 ppb (27) 27.4 ppb (25) 15.0 ppb (14) 16.8 ppb (16) 0.0 ppb (0) 22.0 ppb (17) 0.28 ppb (3) 21.0 μg/m3 (19) 6.0 μg/m3 (25) 41.0
 
Jan. 19, 2020, 5 p.m. 58.8 ppb (55) 34.4 ppb (32) 55.0 ppb (51) 24.0 ppb (22) 27.0 ppb (25) 1.0 ppb (1) 9.0 ppb (7) 0.46 ppb (5) 37.0 μg/m3 (34) 7.0 μg/m3 (29) 55.0
 
Jan. 19, 2020, 4 p.m. 59.3 ppb (56) 34.2 ppb (32) 59.6 ppb (56) 25.0 ppb (23) 29.1 ppb (27) 1.0 ppb (1) 4.0 ppb (3) 0.48 ppb (5) 17.0 μg/m3 (15) 4.0 μg/m3 (17) 56.0
 
Jan. 19, 2020, 3 p.m. 55.3 ppb (51) 29.1 ppb (27) 56.0 ppb (52) 26.0 ppb (24) 30.2 ppb (28) 1.0 ppb (1) 1.0 ppb (1) 0.4 ppb (4) 13.0 μg/m3 (12) 4.0 μg/m3 (17) 52.0
 
Jan. 19, 2020, 2 p.m. 44.1 ppb (41) 19.0 ppb (18) 45.0 ppb (42) 25.0 ppb (23) 29.0 ppb (27) 0.0 ppb (0) 1.0 ppb (1) 0.36 ppb (4) 8.0 μg/m3 (7) 5.0 μg/m3 (21) 42.0
 
Jan. 19, 2020, 1 p.m. 38.2 ppb (35) 12.6 ppb (12) 40.3 ppb (37) 26.0 ppb (24) 28.8 ppb (27) 0.0 ppb (0) 1.0 ppb (1) 0.29 ppb (3) 9.0 μg/m3 (8) 3.0 μg/m3 (12) 37.0
 
Jan. 19, 2020, noon 42.5 ppb (39) 16.0 ppb (15) 43.4 ppb (40) 26.0 ppb (24) 29.8 ppb (28) 0.0 ppb (0) 1.0 ppb (1) 0.33 ppb (4) 12.0 μg/m3 (11) 5.0 μg/m3 (21) 40.0
 
Jan. 19, 2020, 11 a.m. 43.2 ppb (40) 16.5 ppb (15) 50.0 ppb (46) 27.0 ppb (25) 32.2 ppb (30) 0.0 ppb (0) 1.0 ppb (1) 0.36 ppb (4) 14.0 μg/m3 (13) 3.0 μg/m3 (12) 46.0
 
Jan. 19, 2020, 10 a.m. 41.7 ppb (39) 13.4 ppb (12) 43.0 ppb (40) 28.0 ppb (26) 32.5 ppb (30) 0.0 ppb (0) 1.0 ppb (1) 0.42 ppb (5) 18.0 μg/m3 (16) 2.0 μg/m3 (8) 40.0
 
Jan. 19, 2020, 9 a.m. 42.1 ppb (39) 12.0 ppb (11) 44.8 ppb (41) 30.0 ppb (28) 33.5 ppb (31) 0.0 ppb (0) 1.0 ppb (1) 0.39 ppb (4) 24.0 μg/m3 (22) 5.0 μg/m3 (21) 41.0
 
Jan. 19, 2020, 8 a.m. 41.6 ppb (39) 10.6 ppb (10) 43.4 ppb (40) 31.0 ppb (29) 34.1 ppb (32) 0.0 ppb (0) 1.0 ppb (1) 0.42 ppb (5) 28.0 μg/m3 (25) 8.0 μg/m3 (33) 40.0
 
Jan. 19, 2020, 7 a.m. 40.1 ppb (37) 8.3 ppb (8) 41.6 ppb (39) 32.0 ppb (30) 34.7 ppb (32) 0.0 ppb (0) 2.0 ppb (2) 0.43 ppb (5) 27.0 μg/m3 (25) 10.0 μg/m3 (42) 42.0
 
Jan. 19, 2020, 6 a.m. 57.1 ppb (53) 23.3 ppb (22) 57.6 ppb (54) 34.0 ppb (31) 38.7 ppb (36) 1.0 ppb (1) 1.0 ppb (1) 0.62 ppb (7) 47.0 μg/m3 (43) 21.0 μg/m3 (69) 69.0
 
Jan. 19, 2020, 5 a.m. 54.9 ppb (51) 20.1 ppb (19) 57.3 ppb (54) 35.0 ppb (32) 39.8 ppb (37) 0.0 ppb (0) 1.0 ppb (1) 0.65 ppb (7) 49.0 μg/m3 (45) 14.0 μg/m3 (54) 54.0
 
Jan. 19, 2020, 4 a.m. 52.7 ppb (49) 16.8 ppb (16) 53.6 ppb (50) 36.0 ppb (33) 40.7 ppb (38) 0.0 ppb (0) 2.0 ppb (2) 0.62 ppb (7) 51.0 μg/m3 (46) 19.0 μg/m3 (65) 65.0
 
Jan. 19, 2020, 3 a.m. 42.6 ppb (39) 6.7 ppb (6) 44.4 ppb (41) 36.0 ppb (33) 39.4 ppb (36) 0.0 ppb (0) 3.0 ppb (2) 0.53 ppb (6) 54.0 μg/m3 (49) 16.0 μg/m3 (59) 59.0
 
Jan. 19, 2020, 2 a.m. 41.1 ppb (38) 4.8 ppb (4) 41.0 ppb (38) 36.0 ppb (33) 37.6 ppb (35) 0.0 ppb (0) 7.0 ppb (5) 0.55 ppb (6) 46.0 μg/m3 (42) 14.0 μg/m3 (54) 54.0
 
Jan. 19, 2020, 1 a.m. 38.6 ppb (36) 3.9 ppb (4) 36.7 ppb (34) 35.0 ppb (32) 34.7 ppb (32) 0.0 ppb (0) 10.0 ppb (8) 0.52 ppb (6) 41.0 μg/m3 (37) 5.0 μg/m3 (21) 37.0
 
Jan. 19, 2020, midnight 28.9 ppb (27) 4.5 ppb (4) 25.4 ppb (24) 24.0 ppb (22) 23.4 ppb (22) 0.0 ppb (0) 23.0 ppb (18) 0.29 ppb (3) 24.0 μg/m3 (22) 4.0 μg/m3 (17) 27.0
 
Jan. 18, 2020, 11 p.m. 35.2 ppb (33) 14.6 ppb (14) 24.7 ppb (23) 20.0 ppb (19) 20.0 ppb (19) 0.0 ppb (0) 28.0 ppb (22) 0.26 ppb (3) 22.0 μg/m3 (20) 2.0 μg/m3 (8) 33.0
 
Jan. 18, 2020, 10 p.m. 34.0 ppb (31) 16.0 ppb (15) 22.5 ppb (21) 18.0 ppb (17) 16.6 ppb (15) 0.0 ppb (0) 32.0 ppb (25) 0.27 ppb (3) 26.0 μg/m3 (24) 2.0 μg/m3 (8) 31.0
 
Jan. 18, 2020, 9 p.m. 43.9 ppb (41) 22.6 ppb (21) 30.9 ppb (29) 21.0 ppb (19) 20.0 ppb (19) 0.0 ppb (0) 30.0 ppb (23) 0.32 ppb (4) 24.0 μg/m3 (22) 4.0 μg/m3 (17) 41.0
 
Jan. 18, 2020, 8 p.m. 41.6 ppb (39) 22.7 ppb (21) 29.7 ppb (28) 19.0 ppb (18) 18.0 ppb (17) 0.0 ppb (0) 30.0 ppb (23) 0.31 ppb (3) 33.0 μg/m3 (30) 4.0 μg/m3 (17) 39.0
 
Jan. 18, 2020, 7 p.m. 36.5 ppb (34) 19.6 ppb (18) 28.0 ppb (26) 17.0 ppb (16) 16.8 ppb (16) 0.0 ppb (0) 28.0 ppb (22) 0.29 ppb (3) 31.0 μg/m3 (28) 5.0 μg/m3 (21) 34.0
 
Jan. 18, 2020, 6 p.m. 41.8 ppb (39) 24.9 ppb (23) 31.7 ppb (29) 17.0 ppb (16) 18.7 ppb (17) 0.0 ppb (0) 25.0 ppb (19) 0.3 ppb (3) 21.0 μg/m3 (19) 6.0 μg/m3 (25) 39.0
 
Jan. 18, 2020, 5 p.m. 80.6 ppb (78) 53.0 ppb (49) 59.0 ppb (55) 27.0 ppb (25) 29.5 ppb (27) 1.0 ppb (1) 12.0 ppb (9) 0.52 ppb (6) 35.0 μg/m3 (32) 8.0 μg/m3 (33) 78.0
 
Jan. 18, 2020, 4 p.m. 48.6 ppb (45) 22.5 ppb (21) 45.1 ppb (42) 26.0 ppb (24) 28.1 ppb (26) 0.0 ppb (0) 11.0 ppb (8) 0.36 ppb (4) 14.0 μg/m3 (13) 1.0 μg/m3 (4) 45.0
 
Jan. 18, 2020, 3 p.m. 43.4 ppb (40) 12.5 ppb (12) 45.2 ppb (42) 31.0 ppb (29) 33.3 ppb (31) 0.0 ppb (0) 4.0 ppb (3) 0.33 ppb (4) 10.0 μg/m3 (9) 2.0 μg/m3 (8) 42.0
 
Jan. 18, 2020, 2 p.m. 47.6 ppb (44) 15.6 ppb (14) 46.0 ppb (43) 32.0 ppb (30) 34.8 ppb (32) 0.0 ppb (0) 1.0 ppb (1) 0.36 ppb (4) 7.0 μg/m3 (6) 3.0 μg/m3 (12) 44.0
 
Jan. 18, 2020, 1 p.m. 56.2 ppb (52) 23.9 ppb (22) 58.7 ppb (55) 32.0 ppb (30) 37.7 ppb (35) 0.0 ppb (0) 1.0 ppb (1) 0.48 ppb (5) 16.0 μg/m3 (15) 6.0 μg/m3 (25) 55.0
 
Jan. 18, 2020, noon 44.2 ppb (41) 11.3 ppb (10) 43.5 ppb (40) 33.0 ppb (31) 35.2 ppb (33) 0.0 ppb (0) 2.0 ppb (2) 0.43 ppb (5) 22.0 μg/m3 (20) 7.0 μg/m3 (29) 41.0
 
Jan. 18, 2020, 11 a.m. 34.1 ppb (32) 4.8 ppb (4) 33.4 ppb (31) 29.0 ppb (27) 30.4 ppb (28) 0.0 ppb (0) 4.0 ppb (3) 0.36 ppb (4) 14.0 μg/m3 (13) 5.0 μg/m3 (21) 32.0
 
Jan. 18, 2020, 10 a.m. 32.6 ppb (30) 4.2 ppb (4) 32.4 ppb (30) 28.0 ppb (26) 29.7 ppb (28) 0.0 ppb (0) 6.0 ppb (5) 0.35 ppb (4) 14.0 μg/m3 (13) 4.0 μg/m3 (17) 30.0
 
Jan. 18, 2020, 9 a.m. 28.0 ppb (26) 2.5 ppb (2) 27.2 ppb (25) 25.0 ppb (23) 26.4 ppb (24) 0.0 ppb (0) 8.0 ppb (6) 0.29 ppb (3) 12.0 μg/m3 (11) 1.0 μg/m3 (4) 26.0
 
Jan. 18, 2020, 8 a.m. 26.3 ppb (24) 2.7 ppb (3) 25.3 ppb (23) 24.0 ppb (22) 24.0 ppb (22) 0.0 ppb (0) 11.0 ppb (8) 0.25 ppb (3) 19.0 μg/m3 (17) 6.0 μg/m3 (25) 25.0
 
Jan. 18, 2020, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 8.0 ppb (6) 0.33 ppb (4) 24.0 μg/m3 (22) 11.0 μg/m3 (46) 46.0
 
Jan. 18, 2020, 6 a.m. 37.1 ppb (34) 4.8 ppb (4) 36.4 ppb (34) 32.0 ppb (30) 33.7 ppb (31) 0.0 ppb (0) 4.0 ppb (3) 0.37 ppb (4) 27.0 μg/m3 (25) 8.0 μg/m3 (33) 34.0
 
Jan. 18, 2020, 5 a.m. 42.9 ppb (40) 7.3 ppb (7) 43.6 ppb (40) 36.0 ppb (33) 38.2 ppb (35) 0.0 ppb (0) 3.0 ppb (2) 0.47 ppb (5) 39.0 μg/m3 (35) 12.0 μg/m3 (50) 50.0
 
Jan. 18, 2020, 4 a.m. 31.3 ppb (29) 2.2 ppb (2) 31.4 ppb (29) 29.0 ppb (27) 30.2 ppb (28) 0.0 ppb (0) 11.0 ppb (8) 0.32 ppb (4) 28.0 μg/m3 (25) 11.0 μg/m3 (46) 46.0
 
Jan. 18, 2020, 3 a.m. 39.6 ppb (37) 5.0 ppb (5) 40.0 ppb (37) 34.0 ppb (31) 36.4 ppb (34) 0.0 ppb (0) 8.0 ppb (6) 0.38 ppb (4) 38.0 μg/m3 (35) 9.0 μg/m3 (38) 38.0
 
Jan. 18, 2020, 2 a.m. 32.2 ppb (30) 2.1 ppb (2) 32.6 ppb (30) 30.0 ppb (28) 31.1 ppb (29) 0.0 ppb (0) 14.0 ppb (11) 0.34 ppb (4) 29.0 μg/m3 (26) 2.0 μg/m3 (8) 30.0
 
Jan. 18, 2020, 1 a.m. 23.7 ppb (22) 1.3 ppb (1) 22.9 ppb (21) 22.0 ppb (20) 22.1 ppb (20) 0.0 ppb (0) 23.0 ppb (18) 0.24 ppb (3) 18.0 μg/m3 (16) 1.0 μg/m3 (4) 22.0
 
Jan. 18, 2020, midnight 12.9 ppb (12) 2.1 ppb (2) 10.2 ppb (9) 11.0 ppb (10) 9.5 ppb (9) 0.0 ppb (0) 36.0 ppb (28) 0.16 ppb (2) 10.0 μg/m3 (9) -1.0 μg/m3 (0) 28.0
 
Jan. 17, 2020, 11 p.m. 7.5 ppb (7) 3.1 ppb (3) 3.3 ppb (3) 4.0 ppb (4) 2.6 ppb (2) 0.0 ppb (0) 44.0 ppb (34) 0.11 ppb (1) 4.0 μg/m3 (4) -1.0 μg/m3 (0) 34.0
 
Jan. 17, 2020, 10 p.m. 4.6 ppb (4) 1.9 ppb (2) 2.2 ppb (2) 3.0 ppb (3) 1.5 ppb (1) 0.0 ppb (0) 46.0 ppb (35) 0.09 ppb (1) 5.0 μg/m3 (5) -1.0 μg/m3 (0) 35.0
 
Jan. 17, 2020, 9 p.m. 5.9 ppb (5) 2.7 ppb (3) 2.4 ppb (2) 3.0 ppb (3) 1.5 ppb (1) 0.0 ppb (0) 46.0 ppb (35) 0.1 ppb (1) 5.0 μg/m3 (5) -2.0 μg/m3 (0) 35.0
 
Jan. 17, 2020, 8 p.m. 7.5 ppb (7) 2.8 ppb (3) 5.9 ppb (5) 5.0 ppb (5) 3.6 ppb (3) 0.0 ppb (0) 42.0 ppb (32) 0.11 ppb (1) 7.0 μg/m3 (6) -5.0 μg/m3 (0) 32.0
 
Jan. 17, 2020, 7 p.m. 12.6 ppb (12) 6.7 ppb (6) 7.1 ppb (7) 6.0 ppb (6) 4.1 ppb (4) 0.0 ppb (0) 41.0 ppb (32) 0.11 ppb (1) 6.0 μg/m3 (5) -3.0 μg/m3 (0) 32.0
 
Jan. 17, 2020, 6 p.m. 27.5 ppb (25) 16.2 ppb (15) 16.9 ppb (16) 11.0 ppb (10) 9.9 ppb (9) 0.0 ppb (0) 36.0 ppb (28) 0.16 ppb (2) 7.0 μg/m3 (6) 2.0 μg/m3 (8) 28.0
 
Jan. 17, 2020, 5 p.m. 58.0 ppb (54) 35.5 ppb (33) 42.5 ppb (39) 22.0 ppb (20) 23.4 ppb (22) 1.0 ppb (1) 24.0 ppb (18) 0.32 ppb (4) 21.0 μg/m3 (19) 2.0 μg/m3 (8) 54.0
 
Jan. 17, 2020, 4 p.m. 65.6 ppb (62) 33.7 ppb (31) 59.5 ppb (56) 32.0 ppb (30) 33.7 ppb (31) 1.0 ppb (1) 13.0 ppb (10) 0.49 ppb (5) 7.0 μg/m3 (6) 2.0 μg/m3 (8) 62.0
 
Jan. 17, 2020, 3 p.m. 67.0 ppb (64) 27.4 ppb (25) 69.7 ppb (67) 40.0 ppb (37) 43.8 ppb (41) 0.0 ppb (0) 4.0 ppb (3) 0.47 ppb (5) 9.0 μg/m3 (8) 1.0 μg/m3 (4) 67.0
 
Jan. 17, 2020, 2 p.m. 19.3 ppb (18) 2.2 ppb (2) 17.8 ppb (16) 17.0 ppb (16) 16.4 ppb (15) 0.0 ppb (0) 25.0 ppb (19) 0.36 ppb (4) 2.0 μg/m3 (2) -1.0 μg/m3 (0) 19.0
 
Jan. 17, 2020, 1 p.m. 6.7 ppb (6) 1.3 ppb (1) 4.5 ppb (4) 5.0 ppb (5) 4.1 ppb (4) 0.0 ppb (0) 39.0 ppb (30) 0.16 ppb (2) 1.0 μg/m3 (1) -1.0 μg/m3 (0) 30.0
 
Jan. 17, 2020, noon 7.3 ppb (7) 1.5 ppb (1) 4.4 ppb (4) 6.0 ppb (6) 4.2 ppb (4) 0.0 ppb (0) 40.0 ppb (31) 0.09 ppb (1) 1.0 μg/m3 (1) 0.0 μg/m3 (0) 31.0
 
Jan. 17, 2020, 11 a.m. 8.4 ppb (8) 0.9 ppb (1) 5.6 ppb (5) 7.0 ppb (6) 5.4 ppb (5) 0.0 ppb (0) 39.0 ppb (30) 0.09 ppb (1) 0.0 μg/m3 (0) -2.0 μg/m3 (0) 30.0
 
Jan. 17, 2020, 10 a.m. 9.0 ppb (8) 0.9 ppb (1) 6.7 ppb (6) 8.0 ppb (7) 6.6 ppb (6) 0.0 ppb (0) 38.0 ppb (29) 0.1 ppb (1) 2.0 μg/m3 (2) -3.0 μg/m3 (0) 29.0
 
Jan. 17, 2020, 9 a.m. 20.4 ppb (19) 1.5 ppb (1) 16.3 ppb (15) 19.0 ppb (18) 16.1 ppb (15) 0.0 ppb (0) 23.0 ppb (18) 0.2 ppb (2) 2.0 μg/m3 (2) 0.0 μg/m3 (0) 19.0
 
Jan. 17, 2020, 8 a.m. 9.8 ppb (9) 0.6 ppb (1) 7.3 ppb (7) 9.0 ppb (8) 7.3 ppb (7) 0.0 ppb (0) 38.0 ppb (29) 0.13 ppb (1) 1.0 μg/m3 (1) -1.0 μg/m3 (0) 29.0
 
Jan. 17, 2020, 7 a.m. 10.8 ppb (10) 0.9 ppb (1) 8.5 ppb (8) 10.0 ppb (9) 8.3 ppb (8) 0.0 ppb (0) 34.0 ppb (26) 0.16 ppb (2) 3.0 μg/m3 (3) -1.0 μg/m3 (0) 26.0
 
Jan. 17, 2020, 6 a.m. 12.7 ppb (12) 1.3 ppb (1) 10.1 ppb (9) 11.0 ppb (10) 9.8 ppb (9) 0.0 ppb (0) 33.0 ppb (25) 0.23 ppb (3) 7.0 μg/m3 (6) 1.0 μg/m3 (4) 25.0
 
Jan. 17, 2020, 5 a.m. 11.8 ppb (11) 1.1 ppb (1) 9.3 ppb (9) 11.0 ppb (10) 9.1 ppb (8) 0.0 ppb (0) 34.0 ppb (26) 0.2 ppb (2) 10.0 μg/m3 (9) 1.0 μg/m3 (4) 26.0
 
Jan. 17, 2020, 4 a.m. 6.9 ppb (6) 0.9 ppb (1) 5.0 ppb (5) 6.0 ppb (6) 4.8 ppb (4) 0.0 ppb (0) 40.0 ppb (31) 0.14 ppb (2) 7.0 μg/m3 (6) 3.0 μg/m3 (12) 31.0
 
Jan. 17, 2020, 3 a.m. 11.4 ppb (11) 1.6 ppb (1) 9.3 ppb (9) 10.0 ppb (9) 8.7 ppb (8) 0.0 ppb (0) 35.0 ppb (27) 0.17 ppb (2) 5.0 μg/m3 (5) 2.0 μg/m3 (8) 27.0
 
Jan. 17, 2020, 2 a.m. 8.4 ppb (8) 0.6 ppb (1) 6.3 ppb (6) 8.0 ppb (7) 6.2 ppb (6) 0.0 ppb (0) 37.0 ppb (28) 0.14 ppb (2) 3.0 μg/m3 (3) -2.0 μg/m3 (0) 28.0
 
Jan. 17, 2020, 1 a.m. 7.8 ppb (7) 0.3 ppb (0) 6.1 ppb (6) 7.0 ppb (6) 6.1 ppb (6) 0.0 ppb (0) 37.0 ppb (28) 0.13 ppb (1) 4.0 μg/m3 (4) -1.0 μg/m3 (0) 28.0
 
Jan. 17, 2020, midnight 9.3 ppb (9) 0.7 ppb (1) 7.5 ppb (7) 8.0 ppb (7) 7.2 ppb (7) 0.0 ppb (0) 34.0 ppb (26) 0.14 ppb (2) 2.0 μg/m3 (2) -1.0 μg/m3 (0) 26.0
 
Jan. 16, 2020, 11 p.m. 18.7 ppb (17) 3.5 ppb (3) 15.8 ppb (15) 15.0 ppb (14) 13.8 ppb (13) 0.0 ppb (0) 25.0 ppb (19) 0.24 ppb (3) -1.0 μg/m3 (0) -2.0 μg/m3 (0) 19.0
 
Jan. 16, 2020, 10 p.m. 13.0 ppb (12) 2.1 ppb (2) 9.8 ppb (9) 11.0 ppb (10) 8.7 ppb (8) 0.0 ppb (0) 32.0 ppb (25) 0.17 ppb (2) 1.0 μg/m3 (1) -3.0 μg/m3 (0) 25.0
 
Jan. 16, 2020, 9 p.m. 7.8 ppb (7) 1.0 ppb (1) 6.2 ppb (6) 7.0 ppb (6) 5.5 ppb (5) 0.0 ppb (0) 35.0 ppb (27) 0.12 ppb (1) 2.0 μg/m3 (2) -5.0 μg/m3 (0) 27.0
 
Jan. 16, 2020, 8 p.m. 2.4 ppb (2) 0.3 ppb (0) 1.2 ppb (1) 2.0 ppb (2) 1.0 ppb (1) 0.0 ppb (0) 45.0 ppb (35) 0.07 ppb (1) N/A -4.0 μg/m3 (0) 35.0
 
Jan. 16, 2020, 7 p.m. 1.6 ppb (1) 0.1 ppb (0) 0.6 ppb (1) 1.0 ppb (1) 0.4 ppb (0) 0.0 ppb (0) 47.0 ppb (36) 0.07 ppb (1) 107.0 μg/m3 (76) -3.0 μg/m3 (0) 76.0
 
Jan. 16, 2020, 6 p.m. 2.2 ppb (2) 0.4 ppb (0) 0.9 ppb (1) 2.0 ppb (2) 0.5 ppb (0) 0.0 ppb (0) 48.0 ppb (37) 0.07 ppb (1) 75.0 μg/m3 (60) -3.0 μg/m3 (0) 60.0
 
Jan. 16, 2020, 5 p.m. 3.0 ppb (3) 0.6 ppb (1) 1.6 ppb (1) 2.0 ppb (2) 1.1 ppb (1) 0.0 ppb (0) 48.0 ppb (37) 0.08 ppb (1) 19.0 μg/m3 (17) -3.0 μg/m3 (0) 37.0
 
Jan. 16, 2020, 4 p.m. 2.5 ppb (2) 0.3 ppb (0) 1.2 ppb (1) 2.0 ppb (2) 0.8 ppb (1) 0.0 ppb (0) 48.0 ppb (37) 0.07 ppb (1) 15.0 μg/m3 (14) -2.0 μg/m3 (0) 37.0
 
Jan. 16, 2020, 3 p.m. 3.1 ppb (3) 0.2 ppb (0) 1.6 ppb (1) 3.0 ppb (3) 1.4 ppb (1) 0.0 ppb (0) 48.0 ppb (37) 0.09 ppb (1) 37.0 μg/m3 (34) -2.0 μg/m3 (0) 37.0
 
Jan. 16, 2020, 2 p.m. 2.4 ppb (2) 0.1 ppb (0) 0.8 ppb (1) 2.0 ppb (2) 0.8 ppb (1) 0.0 ppb (0) 47.0 ppb (36) 0.08 ppb (1) 19.0 μg/m3 (17) -2.0 μg/m3 (0) 36.0
 
Jan. 16, 2020, 1 p.m. 2.7 ppb (3) 0.2 ppb (0) 0.9 ppb (1) 2.0 ppb (2) 1.0 ppb (1) 0.0 ppb (0) 45.0 ppb (35) 0.08 ppb (1) 5.0 μg/m3 (5) -3.0 μg/m3 (0) 35.0
 
Jan. 16, 2020, noon 2.4 ppb (2) 0.2 ppb (0) 0.6 ppb (1) 2.0 ppb (2) 0.7 ppb (1) 0.0 ppb (0) 44.0 ppb (34) 0.08 ppb (1) 9.0 μg/m3 (8) -2.0 μg/m3 (0) 34.0
 
Jan. 16, 2020, 11 a.m. 1.5 ppb (1) 0.3 ppb (0) -0.2 ppb (0) 1.0 ppb (1) 0.0 ppb (0) 0.0 ppb (0) 46.0 ppb (35) 0.07 ppb (1) 15.0 μg/m3 (14) 0.0 μg/m3 (0) 35.0
 
Jan. 16, 2020, 10 a.m. 4.2 ppb (4) 0.5 ppb (0) 2.2 ppb (2) 4.0 ppb (4) 2.3 ppb (2) 0.0 ppb (0) 41.0 ppb (32) 0.08 ppb (1) 6.0 μg/m3 (5) 1.0 μg/m3 (4) 32.0
 
Jan. 16, 2020, 9 a.m. 8.3 ppb (8) 0.7 ppb (1) 5.9 ppb (5) 8.0 ppb (7) 5.9 ppb (5) 0.0 ppb (0) 35.0 ppb (27) 0.14 ppb (2) 10.0 μg/m3 (9) 1.0 μg/m3 (4) 27.0
 
Jan. 16, 2020, 8 a.m. 10.7 ppb (10) 1.0 ppb (1) 9.8 ppb (9) 10.0 ppb (9) 9.4 ppb (9) 0.0 ppb (0) 34.0 ppb (26) 0.18 ppb (2) 15.0 μg/m3 (14) -1.0 μg/m3 (0) 26.0
 
Jan. 16, 2020, 7 a.m. 6.5 ppb (6) 1.1 ppb (1) 3.8 ppb (4) 5.0 ppb (5) 3.7 ppb (3) 0.0 ppb (0) 39.0 ppb (30) 0.13 ppb (1) 7.0 μg/m3 (6) -2.0 μg/m3 (0) 30.0