AQSQID: 530330080

Site Name: Seattle-Beacon Hill

Location: Seattle (N Beacon Hill), WA

Reporting: True, Located: True

Current AQI: 26.0

Seattle (N Beacon Hill) WA, US: 47.568236, -122.308628

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 20, 2020, 7 a.m. N/A 0.1 ppb (0) 2.9 ppb (3) 3.0 ppb (3) N/A N/A 34.0 ppb (26) 0.15 ppb (2) N/A N/A 26.0
 
Jan. 20, 2020, 6 a.m. N/A 0.2 ppb (0) 2.8 ppb (3) 3.0 ppb (3) N/A N/A 34.0 ppb (26) 0.14 ppb (2) N/A N/A 26.0
 
Jan. 20, 2020, 5 a.m. N/A 0.1 ppb (0) 2.3 ppb (2) 2.0 ppb (2) N/A 0.0 ppb (0) 34.0 ppb (26) N/A N/A N/A 26.0
 
Jan. 20, 2020, 4 a.m. N/A 0.2 ppb (0) 6.8 ppb (6) 7.0 ppb (6) N/A 0.0 ppb (0) 27.0 ppb (21) 0.19 ppb (2) N/A N/A 21.0
 
Jan. 20, 2020, 3 a.m. N/A N/A N/A 12.0 ppb (11) N/A 0.0 ppb (0) 18.0 ppb (14) 0.22 ppb (2) N/A N/A 14.0
 
Jan. 20, 2020, 2 a.m. N/A 12.3 ppb (11) 39.9 ppb (37) 28.0 ppb (26) N/A 1.0 ppb (1) 1.0 ppb (1) 0.26 ppb (3) N/A N/A 37.0
 
Jan. 20, 2020, 1 a.m. N/A 17.0 ppb (16) 41.9 ppb (39) 26.0 ppb (24) N/A 1.0 ppb (1) 5.0 ppb (4) 0.37 ppb (4) N/A N/A 39.0
 
Jan. 20, 2020, midnight N/A 9.9 ppb (9) 32.5 ppb (30) 23.0 ppb (21) N/A 1.0 ppb (1) 4.0 ppb (3) 0.48 ppb (5) N/A N/A 30.0
 
Jan. 19, 2020, 11 p.m. N/A 18.8 ppb (17) 42.8 ppb (40) 25.0 ppb (23) N/A 1.0 ppb (1) 5.0 ppb (4) 0.29 ppb (3) N/A N/A 40.0
 
Jan. 19, 2020, 10 p.m. N/A 19.7 ppb (18) 41.6 ppb (39) 23.0 ppb (21) N/A 1.0 ppb (1) 7.0 ppb (5) 0.29 ppb (3) N/A N/A 39.0
 
Jan. 19, 2020, 9 p.m. N/A 8.7 ppb (8) 21.1 ppb (20) 13.0 ppb (12) N/A 0.0 ppb (0) 16.0 ppb (12) 0.24 ppb (3) N/A N/A 20.0
 
Jan. 19, 2020, 8 p.m. N/A 1.7 ppb (2) 7.9 ppb (7) 7.0 ppb (6) N/A 0.0 ppb (0) 22.0 ppb (17) 0.27 ppb (3) N/A N/A 17.0
 
Jan. 19, 2020, 7 p.m. N/A 1.3 ppb (1) 8.4 ppb (8) 7.0 ppb (6) N/A 0.0 ppb (0) 24.0 ppb (18) 0.21 ppb (2) N/A N/A 18.0
 
Jan. 19, 2020, 6 p.m. N/A 12.7 ppb (12) 35.4 ppb (33) 24.0 ppb (22) N/A 1.0 ppb (1) 8.0 ppb (6) 0.33 ppb (4) N/A N/A 33.0
 
Jan. 19, 2020, 5 p.m. N/A 3.4 ppb (3) 11.7 ppb (11) 9.0 ppb (8) N/A 0.0 ppb (0) 23.0 ppb (18) 0.2 ppb (2) N/A N/A 18.0
 
Jan. 19, 2020, 4 p.m. N/A 0.4 ppb (0) 5.6 ppb (5) 5.0 ppb (5) N/A 0.0 ppb (0) 25.0 ppb (19) 0.17 ppb (2) N/A N/A 19.0
 
Jan. 19, 2020, 3 p.m. N/A 0.2 ppb (0) 3.9 ppb (4) 4.0 ppb (4) N/A 0.0 ppb (0) 27.0 ppb (21) 0.16 ppb (2) N/A N/A 21.0
 
Jan. 19, 2020, 2 p.m. N/A 0.1 ppb (0) 2.5 ppb (2) 3.0 ppb (3) N/A 0.0 ppb (0) 29.0 ppb (22) 0.14 ppb (2) N/A N/A 22.0
 
Jan. 19, 2020, 1 p.m. N/A 0.1 ppb (0) 4.5 ppb (4) 4.0 ppb (4) N/A 0.0 ppb (0) 25.0 ppb (19) 0.16 ppb (2) N/A N/A 19.0
 
Jan. 19, 2020, noon N/A 0.1 ppb (0) 6.7 ppb (6) 7.0 ppb (6) N/A 0.0 ppb (0) 19.0 ppb (15) 0.19 ppb (2) N/A N/A 15.0
 
Jan. 19, 2020, 11 a.m. N/A 0.1 ppb (0) 5.2 ppb (5) 5.0 ppb (5) N/A 0.0 ppb (0) 21.0 ppb (16) 0.18 ppb (2) N/A N/A 16.0
 
Jan. 19, 2020, 10 a.m. N/A 0.1 ppb (0) 6.4 ppb (6) 6.0 ppb (6) N/A 0.0 ppb (0) 20.0 ppb (15) 0.19 ppb (2) N/A N/A 15.0
 
Jan. 19, 2020, 9 a.m. N/A 0.1 ppb (0) 3.2 ppb (3) 3.0 ppb (3) N/A 0.0 ppb (0) 26.0 ppb (20) 0.15 ppb (2) N/A N/A 20.0
 
Jan. 19, 2020, 8 a.m. N/A 0.1 ppb (0) 2.0 ppb (2) 2.0 ppb (2) N/A 0.0 ppb (0) 28.0 ppb (22) 0.16 ppb (2) N/A N/A 22.0
 
Jan. 19, 2020, 7 a.m. N/A 0.1 ppb (0) 1.9 ppb (2) 2.0 ppb (2) N/A 0.0 ppb (0) 28.0 ppb (22) 0.15 ppb (2) N/A N/A 22.0
 
Jan. 19, 2020, 6 a.m. N/A 0.1 ppb (0) 2.3 ppb (2) 2.0 ppb (2) N/A 0.0 ppb (0) 27.0 ppb (21) 0.16 ppb (2) N/A N/A 21.0
 
Jan. 19, 2020, 5 a.m. N/A 0.1 ppb (0) 4.0 ppb (4) 4.0 ppb (4) N/A 0.0 ppb (0) 26.0 ppb (20) 0.19 ppb (2) N/A N/A 20.0
 
Jan. 19, 2020, 4 a.m. N/A 0.2 ppb (0) 3.9 ppb (4) 4.0 ppb (4) N/A 0.0 ppb (0) 26.0 ppb (20) 0.18 ppb (2) N/A N/A 20.0
 
Jan. 19, 2020, 3 a.m. N/A 0.1 ppb (0) 3.9 ppb (4) 4.0 ppb (4) N/A 0.0 ppb (0) 25.0 ppb (19) 0.19 ppb (2) N/A N/A 19.0
 
Jan. 19, 2020, 2 a.m. N/A 0.2 ppb (0) 6.3 ppb (6) 6.0 ppb (6) N/A 0.0 ppb (0) 23.0 ppb (18) 0.25 ppb (3) N/A N/A 18.0
 
Jan. 19, 2020, 1 a.m. N/A 1.4 ppb (1) 16.8 ppb (16) 16.0 ppb (15) N/A 0.0 ppb (0) 15.0 ppb (12) 0.28 ppb (3) N/A N/A 16.0
 
Jan. 19, 2020, midnight N/A 0.2 ppb (0) 9.3 ppb (9) 10.0 ppb (9) N/A 0.0 ppb (0) 25.0 ppb (19) 0.2 ppb (2) N/A N/A 19.0
 
Jan. 18, 2020, 11 p.m. N/A 0.6 ppb (1) 5.8 ppb (5) 6.0 ppb (6) N/A 0.0 ppb (0) 30.0 ppb (23) 0.2 ppb (2) N/A N/A 23.0
 
Jan. 18, 2020, 10 p.m. N/A 1.8 ppb (2) 11.4 ppb (11) 10.0 ppb (9) N/A 1.0 ppb (1) 26.0 ppb (20) 0.21 ppb (2) N/A N/A 20.0
 
Jan. 18, 2020, 9 p.m. N/A 5.0 ppb (5) 20.7 ppb (19) 16.0 ppb (15) N/A 1.0 ppb (1) 19.0 ppb (15) 0.28 ppb (3) N/A N/A 19.0
 
Jan. 18, 2020, 8 p.m. N/A 7.1 ppb (7) 22.7 ppb (21) 16.0 ppb (15) N/A 1.0 ppb (1) 17.0 ppb (13) 0.3 ppb (3) N/A N/A 21.0
 
Jan. 18, 2020, 7 p.m. N/A 4.6 ppb (4) 17.8 ppb (16) 14.0 ppb (13) N/A 0.0 ppb (0) 17.0 ppb (13) 0.27 ppb (3) N/A N/A 16.0
 
Jan. 18, 2020, 6 p.m. N/A 4.7 ppb (4) 19.7 ppb (18) 15.0 ppb (14) N/A 0.0 ppb (0) 16.0 ppb (12) 0.27 ppb (3) N/A N/A 18.0
 
Jan. 18, 2020, 5 p.m. N/A 1.7 ppb (2) 14.8 ppb (14) 13.0 ppb (12) N/A 0.0 ppb (0) 18.0 ppb (14) 0.24 ppb (3) N/A N/A 14.0
 
Jan. 18, 2020, 4 p.m. N/A 0.4 ppb (0) 8.7 ppb (8) 9.0 ppb (8) N/A 0.0 ppb (0) 23.0 ppb (18) 0.19 ppb (2) N/A N/A 18.0
 
Jan. 18, 2020, 3 p.m. N/A 0.4 ppb (0) 7.3 ppb (7) 7.0 ppb (6) N/A 0.0 ppb (0) 26.0 ppb (20) 0.17 ppb (2) N/A N/A 20.0
 
Jan. 18, 2020, 2 p.m. N/A 0.2 ppb (0) 3.4 ppb (3) 3.0 ppb (3) N/A 0.0 ppb (0) 32.0 ppb (25) 0.14 ppb (2) N/A N/A 25.0
 
Jan. 18, 2020, 1 p.m. N/A 0.1 ppb (0) 1.3 ppb (1) 1.0 ppb (1) N/A 0.0 ppb (0) 35.0 ppb (27) 0.13 ppb (1) N/A N/A 27.0
 
Jan. 18, 2020, noon N/A 0.1 ppb (0) 1.1 ppb (1) 1.0 ppb (1) N/A 0.0 ppb (0) 35.0 ppb (27) 0.14 ppb (2) N/A N/A 27.0
 
Jan. 18, 2020, 11 a.m. N/A 0.0 ppb (0) 0.8 ppb (1) N/A N/A 0.0 ppb (0) 36.0 ppb (28) 0.13 ppb (1) N/A N/A 28.0
 
Jan. 18, 2020, 10 a.m. N/A 0.1 ppb (0) 1.1 ppb (1) 1.0 ppb (1) N/A 0.0 ppb (0) 35.0 ppb (27) 0.13 ppb (1) N/A N/A 27.0
 
Jan. 18, 2020, 9 a.m. N/A 0.1 ppb (0) 2.3 ppb (2) 2.0 ppb (2) N/A 0.0 ppb (0) 33.0 ppb (25) 0.14 ppb (2) N/A N/A 25.0
 
Jan. 18, 2020, 8 a.m. N/A 0.2 ppb (0) 3.5 ppb (3) 4.0 ppb (4) N/A 0.0 ppb (0) 32.0 ppb (25) 0.15 ppb (2) N/A N/A 25.0
 
Jan. 18, 2020, 7 a.m. N/A 0.1 ppb (0) 2.5 ppb (2) 3.0 ppb (3) N/A 0.0 ppb (0) 33.0 ppb (25) 0.14 ppb (2) N/A N/A 25.0
 
Jan. 18, 2020, 6 a.m. N/A 0.1 ppb (0) 2.9 ppb (3) 3.0 ppb (3) N/A 0.0 ppb (0) 34.0 ppb (26) 0.15 ppb (2) N/A N/A 26.0
 
Jan. 18, 2020, 5 a.m. N/A 0.1 ppb (0) 2.5 ppb (2) 3.0 ppb (3) N/A 0.0 ppb (0) 34.0 ppb (26) 0.15 ppb (2) N/A N/A 26.0
 
Jan. 18, 2020, 4 a.m. N/A 0.2 ppb (0) 3.2 ppb (3) 3.0 ppb (3) N/A 0.0 ppb (0) 33.0 ppb (25) 0.17 ppb (2) N/A N/A 25.0
 
Jan. 18, 2020, 3 a.m. N/A 0.2 ppb (0) 4.6 ppb (4) 5.0 ppb (5) N/A 0.0 ppb (0) 29.0 ppb (22) 0.2 ppb (2) N/A N/A 22.0
 
Jan. 18, 2020, 2 a.m. N/A 0.2 ppb (0) 6.4 ppb (6) 6.0 ppb (6) N/A 0.0 ppb (0) 27.0 ppb (21) 0.23 ppb (3) N/A N/A 21.0
 
Jan. 18, 2020, 1 a.m. N/A 1.4 ppb (1) 22.4 ppb (21) 21.0 ppb (19) N/A 0.0 ppb (0) 13.0 ppb (10) 0.32 ppb (4) N/A N/A 21.0
 
Jan. 18, 2020, midnight N/A 1.2 ppb (1) 25.2 ppb (23) 25.0 ppb (23) N/A 1.0 ppb (1) 13.0 ppb (10) 0.29 ppb (3) N/A N/A 23.0
 
Jan. 17, 2020, 11 p.m. N/A 1.3 ppb (1) 16.8 ppb (16) 16.0 ppb (15) N/A 0.0 ppb (0) 21.0 ppb (16) 0.22 ppb (2) N/A N/A 16.0
 
Jan. 17, 2020, 10 p.m. N/A 3.8 ppb (4) 20.7 ppb (19) N/A N/A 1.0 ppb (1) 19.0 ppb (15) 0.25 ppb (3) N/A N/A 19.0
 
Jan. 17, 2020, 8 p.m. N/A 9.5 ppb (9) 29.9 ppb (28) N/A N/A 1.0 ppb (1) 12.0 ppb (9) 0.3 ppb (3) N/A N/A 28.0
 
Jan. 17, 2020, 7 p.m. N/A 12.2 ppb (11) 30.1 ppb (28) 18.0 ppb (17) N/A 1.0 ppb (1) 13.0 ppb (10) 0.27 ppb (3) N/A N/A 28.0
 
Jan. 17, 2020, 6 p.m. N/A 5.2 ppb (5) 17.8 ppb (16) 12.0 ppb (11) N/A N/A 17.0 ppb (13) 0.28 ppb (3) N/A N/A 16.0
 
Jan. 17, 2020, 5 p.m. N/A 11.9 ppb (11) 30.6 ppb (28) 16.0 ppb (15) N/A N/A 13.0 ppb (10) 0.3 ppb (3) N/A N/A 28.0
 
Jan. 17, 2020, 4 p.m. N/A 16.1 ppb (15) 40.4 ppb (37) 25.0 ppb (23) N/A 1.0 ppb (1) 4.0 ppb (3) 0.39 ppb (4) N/A N/A 37.0
 
Jan. 17, 2020, 3 p.m. N/A 2.8 ppb (3) 20.2 ppb (19) 17.0 ppb (16) N/A 0.0 ppb (0) 9.0 ppb (7) 0.25 ppb (3) N/A N/A 19.0
 
Jan. 17, 2020, 2 p.m. N/A 2.6 ppb (2) 23.6 ppb (22) 21.0 ppb (19) N/A 0.0 ppb (0) 6.0 ppb (5) 0.24 ppb (3) N/A N/A 22.0
 
Jan. 17, 2020, 1 p.m. N/A 7.2 ppb (7) 30.1 ppb (28) 23.0 ppb (21) N/A 1.0 ppb (1) 6.0 ppb (5) 0.21 ppb (2) N/A N/A 28.0
 
Jan. 17, 2020, noon N/A 7.7 ppb (7) 27.8 ppb (26) 20.0 ppb (19) N/A 1.0 ppb (1) 9.0 ppb (7) 0.2 ppb (2) N/A N/A 26.0
 
Jan. 17, 2020, 11 a.m. N/A 0.9 ppb (1) 17.1 ppb (16) 16.0 ppb (15) N/A 0.0 ppb (0) 12.0 ppb (9) 0.19 ppb (2) N/A N/A 16.0
 
Jan. 17, 2020, 10 a.m. N/A 2.2 ppb (2) 16.4 ppb (15) 15.0 ppb (14) N/A 0.0 ppb (0) N/A 0.16 ppb (2) N/A N/A 15.0
 
Jan. 17, 2020, 9 a.m. N/A 0.1 ppb (0) 5.1 ppb (5) 5.0 ppb (5) N/A N/A 28.0 ppb (22) 0.15 ppb (2) N/A N/A 22.0
 
Jan. 17, 2020, 8 a.m. N/A 1.7 ppb (2) 15.5 ppb (14) 14.0 ppb (13) N/A N/A 18.0 ppb (14) 0.2 ppb (2) N/A N/A 14.0
 
Jan. 17, 2020, 7 a.m. N/A 0.3 ppb (0) 9.9 ppb (9) 9.0 ppb (8) N/A 0.0 ppb (0) 25.0 ppb (19) 0.19 ppb (2) N/A N/A 19.0
 
Jan. 17, 2020, 6 a.m. N/A 1.9 ppb (2) 20.0 ppb (19) 18.0 ppb (17) N/A 0.0 ppb (0) 15.0 ppb (12) 0.26 ppb (3) N/A N/A 19.0
 
Jan. 17, 2020, 5 a.m. N/A N/A N/A 16.0 ppb (15) N/A 0.0 ppb (0) 18.0 ppb (14) 0.25 ppb (3) N/A N/A 15.0
 
Jan. 17, 2020, 4 a.m. N/A N/A N/A 22.0 ppb (20) N/A 0.0 ppb (0) 12.0 ppb (9) 0.34 ppb (4) N/A N/A 20.0
 
Jan. 17, 2020, 3 a.m. N/A 1.5 ppb (1) 23.1 ppb (21) 22.0 ppb (20) N/A 0.0 ppb (0) 15.0 ppb (12) 0.32 ppb (4) N/A N/A 21.0
 
Jan. 17, 2020, 2 a.m. N/A 0.5 ppb (0) 20.7 ppb (19) 21.0 ppb (19) N/A 0.0 ppb (0) 18.0 ppb (14) 0.25 ppb (3) N/A N/A 19.0
 
Jan. 17, 2020, 1 a.m. N/A 0.2 ppb (0) 8.4 ppb (8) 9.0 ppb (8) N/A 0.0 ppb (0) 30.0 ppb (23) 0.17 ppb (2) N/A N/A 23.0
 
Jan. 17, 2020, midnight N/A 0.6 ppb (1) 14.5 ppb (13) 15.0 ppb (14) N/A 0.0 ppb (0) 24.0 ppb (18) 0.24 ppb (3) N/A N/A 18.0
 
Jan. 16, 2020, 11 p.m. N/A 0.6 ppb (1) 4.9 ppb (5) 5.0 ppb (5) N/A 0.0 ppb (0) 34.0 ppb (26) 0.16 ppb (2) N/A N/A 26.0
 
Jan. 16, 2020, 10 p.m. N/A 0.9 ppb (1) 5.3 ppb (5) 5.0 ppb (5) N/A 0.0 ppb (0) 34.0 ppb (26) 0.16 ppb (2) N/A N/A 26.0
 
Jan. 16, 2020, 9 p.m. N/A 1.0 ppb (1) 4.5 ppb (4) 4.0 ppb (4) N/A 0.0 ppb (0) 35.0 ppb (27) 0.15 ppb (2) N/A N/A 27.0
 
Jan. 16, 2020, 8 p.m. N/A 1.1 ppb (1) 6.1 ppb (6) 5.0 ppb (5) N/A 0.0 ppb (0) 33.0 ppb (25) 0.16 ppb (2) N/A N/A 25.0
 
Jan. 16, 2020, 7 p.m. N/A 4.2 ppb (4) 14.6 ppb (14) 11.0 ppb (10) N/A 1.0 ppb (1) 25.0 ppb (19) 0.2 ppb (2) N/A N/A 19.0
 
Jan. 16, 2020, 6 p.m. N/A 5.9 ppb (5) 20.9 ppb (19) 15.0 ppb (14) N/A 1.0 ppb (1) 19.0 ppb (15) 0.24 ppb (3) N/A N/A 19.0
 
Jan. 16, 2020, 5 p.m. N/A 4.3 ppb (4) 19.0 ppb (18) 15.0 ppb (14) N/A 0.0 ppb (0) 18.0 ppb (14) 0.24 ppb (3) N/A N/A 18.0
 
Jan. 16, 2020, 4 p.m. N/A 0.7 ppb (1) 9.9 ppb (9) 9.0 ppb (8) N/A 0.0 ppb (0) 23.0 ppb (18) 0.21 ppb (2) N/A N/A 18.0
 
Jan. 16, 2020, 3 p.m. N/A 0.4 ppb (0) 9.9 ppb (9) 10.0 ppb (9) N/A 0.0 ppb (0) 23.0 ppb (18) 0.23 ppb (3) N/A N/A 18.0
 
Jan. 16, 2020, 2 p.m. N/A 0.2 ppb (0) 7.3 ppb (7) 7.0 ppb (6) N/A 0.0 ppb (0) 27.0 ppb (21) 0.18 ppb (2) N/A N/A 21.0
 
Jan. 16, 2020, 1 p.m. N/A 0.1 ppb (0) 5.6 ppb (5) 6.0 ppb (6) N/A 0.0 ppb (0) 29.0 ppb (22) 0.16 ppb (2) N/A N/A 22.0
 
Jan. 16, 2020, noon N/A 3.0 ppb (3) 18.0 ppb (17) 16.0 ppb (15) N/A 1.0 ppb (1) 21.0 ppb (16) 0.17 ppb (2) N/A N/A 17.0
 
Jan. 16, 2020, 11 a.m. N/A 0.4 ppb (0) 5.2 ppb (5) 5.0 ppb (5) N/A 0.0 ppb (0) 31.0 ppb (24) 0.15 ppb (2) N/A N/A 24.0
 
Jan. 16, 2020, 10 a.m. N/A 0.1 ppb (0) 2.1 ppb (2) 2.0 ppb (2) N/A 0.0 ppb (0) 33.0 ppb (25) 0.14 ppb (2) N/A N/A 25.0
 
Jan. 16, 2020, 9 a.m. N/A 0.1 ppb (0) 2.2 ppb (2) 2.0 ppb (2) N/A 0.0 ppb (0) 34.0 ppb (26) 0.15 ppb (2) N/A N/A 26.0
 
Jan. 16, 2020, 8 a.m. N/A 0.1 ppb (0) 1.8 ppb (2) 2.0 ppb (2) N/A 0.0 ppb (0) 35.0 ppb (27) 0.14 ppb (2) N/A N/A 27.0
 
Jan. 16, 2020, 7 a.m. N/A 0.1 ppb (0) 1.7 ppb (2) 2.0 ppb (2) N/A N/A 36.0 ppb (28) 0.15 ppb (2) N/A N/A 28.0
 
Jan. 16, 2020, 6 a.m. N/A 0.1 ppb (0) 1.4 ppb (1) 1.0 ppb (1) N/A N/A 36.0 ppb (28) 0.14 ppb (2) N/A N/A 28.0
 
Jan. 16, 2020, 5 a.m. N/A 0.1 ppb (0) 1.7 ppb (2) 2.0 ppb (2) N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A N/A 28.0
 
Jan. 16, 2020, 4 a.m. N/A 0.1 ppb (0) 1.7 ppb (2) 2.0 ppb (2) N/A 0.0 ppb (0) 36.0 ppb (28) 0.14 ppb (2) N/A N/A 28.0
 
Jan. 16, 2020, 3 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 37.0 ppb (28) 0.14 ppb (2) N/A N/A 28.0
 
Jan. 16, 2020, 2 a.m. N/A 0.1 ppb (0) 1.8 ppb (2) 2.0 ppb (2) N/A 0.0 ppb (0) 36.0 ppb (28) 0.15 ppb (2) N/A N/A 28.0
 
Jan. 16, 2020, 1 a.m. N/A 0.2 ppb (0) 2.2 ppb (2) 2.0 ppb (2) N/A 0.0 ppb (0) 36.0 ppb (28) 0.15 ppb (2) N/A N/A 28.0
 
Jan. 16, 2020, midnight N/A 0.1 ppb (0) 2.0 ppb (2) 2.0 ppb (2) N/A 0.0 ppb (0) 37.0 ppb (28) 0.15 ppb (2) N/A N/A 28.0
 
Jan. 15, 2020, 11 p.m. N/A 0.4 ppb (0) 4.5 ppb (4) 4.0 ppb (4) N/A 0.0 ppb (0) 34.0 ppb (26) 0.16 ppb (2) N/A N/A 26.0
 
Jan. 15, 2020, 10 p.m. N/A 0.2 ppb (0) 3.6 ppb (3) 3.0 ppb (3) N/A 0.0 ppb (0) 35.0 ppb (27) 0.15 ppb (2) N/A N/A 27.0
 
Jan. 15, 2020, 9 p.m. N/A 0.3 ppb (0) 4.1 ppb (4) 4.0 ppb (4) N/A 0.0 ppb (0) 36.0 ppb (28) 0.16 ppb (2) N/A N/A 28.0
 
Jan. 15, 2020, 8 p.m. N/A 0.5 ppb (0) 6.2 ppb (6) 6.0 ppb (6) N/A 0.0 ppb (0) 33.0 ppb (25) 0.17 ppb (2) N/A N/A 25.0
 
Jan. 15, 2020, 7 p.m. N/A 0.5 ppb (0) 5.0 ppb (5) 4.0 ppb (4) N/A 0.0 ppb (0) 34.0 ppb (26) 0.17 ppb (2) N/A N/A 26.0
 
Jan. 15, 2020, 6 p.m. N/A 1.2 ppb (1) 7.4 ppb (7) 6.0 ppb (6) N/A 0.0 ppb (0) 31.0 ppb (24) 0.17 ppb (2) N/A N/A 24.0
 
Jan. 15, 2020, 5 p.m. N/A 0.9 ppb (1) 7.1 ppb (7) 6.0 ppb (6) N/A 0.0 ppb (0) 31.0 ppb (24) 0.18 ppb (2) N/A N/A 24.0
 
Jan. 15, 2020, 4 p.m. N/A 0.3 ppb (0) 5.3 ppb (5) 5.0 ppb (5) N/A 0.0 ppb (0) 32.0 ppb (25) 0.16 ppb (2) N/A N/A 25.0
 
Jan. 15, 2020, 3 p.m. N/A 0.1 ppb (0) 4.0 ppb (4) 4.0 ppb (4) N/A 0.0 ppb (0) 34.0 ppb (26) 0.15 ppb (2) N/A N/A 26.0
 
Jan. 15, 2020, 2 p.m. N/A 1.4 ppb (1) 13.9 ppb (13) 13.0 ppb (12) N/A 0.0 ppb (0) 30.0 ppb (23) 0.17 ppb (2) N/A N/A 23.0
 
Jan. 15, 2020, 1 p.m. N/A 1.6 ppb (1) 14.1 ppb (13) 13.0 ppb (12) N/A 0.0 ppb (0) 30.0 ppb (23) 0.17 ppb (2) N/A N/A 23.0
 
Jan. 15, 2020, noon N/A 0.9 ppb (1) 13.1 ppb (12) 13.0 ppb (12) N/A 0.0 ppb (0) 29.0 ppb (22) 0.16 ppb (2) N/A N/A 22.0
 
Jan. 15, 2020, 11 a.m. N/A 0.8 ppb (1) 7.9 ppb (7) 8.0 ppb (7) N/A 0.0 ppb (0) 32.0 ppb (25) 0.15 ppb (2) N/A N/A 25.0
 
Jan. 15, 2020, 10 a.m. N/A 0.1 ppb (0) 5.0 ppb (5) 5.0 ppb (5) N/A 0.0 ppb (0) N/A 0.15 ppb (2) N/A N/A 5.0
 
Jan. 15, 2020, 9 a.m. N/A 0.1 ppb (0) 4.5 ppb (4) 5.0 ppb (5) N/A 0.0 ppb (0) 35.0 ppb (27) 0.15 ppb (2) N/A N/A 27.0
 
Jan. 15, 2020, 8 a.m. N/A 0.1 ppb (0) 5.2 ppb (5) 5.0 ppb (5) N/A 0.0 ppb (0) 34.0 ppb (26) 0.15 ppb (2) N/A N/A 26.0
 
Jan. 15, 2020, 7 a.m. N/A 0.1 ppb (0) 3.8 ppb (4) 4.0 ppb (4) N/A 0.0 ppb (0) 36.0 ppb (28) 0.15 ppb (2) N/A N/A 28.0
 
Jan. 15, 2020, 6 a.m. N/A 0.1 ppb (0) 4.2 ppb (4) 4.0 ppb (4) N/A 0.0 ppb (0) 35.0 ppb (27) 0.15 ppb (2) N/A N/A 27.0
 
Jan. 15, 2020, 5 a.m. N/A 0.1 ppb (0) 5.6 ppb (5) 6.0 ppb (6) N/A 0.0 ppb (0) 33.0 ppb (25) 0.16 ppb (2) N/A N/A 25.0
 
Jan. 15, 2020, 4 a.m. N/A 0.5 ppb (0) 11.8 ppb (11) 11.0 ppb (10) N/A 1.0 ppb (1) 26.0 ppb (20) 0.2 ppb (2) N/A N/A 20.0
 
Jan. 15, 2020, 3 a.m. N/A 0.1 ppb (0) 11.3 ppb (10) 11.0 ppb (10) N/A 0.0 ppb (0) 26.0 ppb (20) 0.19 ppb (2) N/A N/A 20.0
 
Jan. 15, 2020, 2 a.m. N/A 0.3 ppb (0) 12.0 ppb (11) 12.0 ppb (11) N/A 0.0 ppb (0) 26.0 ppb (20) 0.2 ppb (2) N/A N/A 20.0
 
Jan. 15, 2020, 1 a.m. N/A 0.3 ppb (0) 10.3 ppb (10) 10.0 ppb (9) N/A 0.0 ppb (0) 28.0 ppb (22) 0.21 ppb (2) N/A N/A 22.0
 
Jan. 15, 2020, midnight N/A 1.2 ppb (1) 13.2 ppb (12) 12.0 ppb (11) N/A 0.0 ppb (0) 20.0 ppb (15) 0.22 ppb (2) N/A N/A 15.0
 
Jan. 14, 2020, 11 p.m. N/A 1.8 ppb (2) 9.5 ppb (9) 8.0 ppb (7) N/A 0.0 ppb (0) 25.0 ppb (19) 0.19 ppb (2) N/A N/A 19.0
 
Jan. 14, 2020, 10 p.m. N/A 2.1 ppb (2) 8.7 ppb (8) 7.0 ppb (6) N/A 0.0 ppb (0) 28.0 ppb (22) 0.19 ppb (2) N/A N/A 22.0
 
Jan. 14, 2020, 9 p.m. N/A 1.8 ppb (2) 10.3 ppb (10) 8.0 ppb (7) N/A 0.0 ppb (0) 25.0 ppb (19) 0.2 ppb (2) N/A N/A 19.0
 
Jan. 14, 2020, 8 p.m. N/A 1.7 ppb (2) 13.8 ppb (13) 12.0 ppb (11) N/A 0.0 ppb (0) 20.0 ppb (15) 0.21 ppb (2) N/A N/A 15.0
 
Jan. 14, 2020, 7 p.m. N/A 2.0 ppb (2) 13.7 ppb (13) 11.0 ppb (10) N/A 0.0 ppb (0) 20.0 ppb (15) 0.22 ppb (2) N/A N/A 15.0
 
Jan. 14, 2020, 6 p.m. N/A 1.3 ppb (1) 13.7 ppb (13) 12.0 ppb (11) N/A 0.0 ppb (0) 19.0 ppb (15) 0.22 ppb (2) N/A N/A 15.0
 
Jan. 14, 2020, 5 p.m. N/A 1.5 ppb (1) 15.5 ppb (14) 13.0 ppb (12) N/A 0.0 ppb (0) 15.0 ppb (12) 0.24 ppb (3) N/A N/A 14.0
 
Jan. 14, 2020, 4 p.m. N/A 0.5 ppb (0) 10.2 ppb (9) 9.0 ppb (8) N/A 0.0 ppb (0) 19.0 ppb (15) 0.21 ppb (2) N/A N/A 15.0
 
Jan. 14, 2020, 3 p.m. N/A 0.1 ppb (0) 6.2 ppb (6) 6.0 ppb (6) N/A 0.0 ppb (0) 24.0 ppb (18) 0.17 ppb (2) N/A N/A 18.0
 
Jan. 14, 2020, 2 p.m. N/A 0.1 ppb (0) 5.8 ppb (5) 5.0 ppb (5) N/A 0.0 ppb (0) 24.0 ppb (18) 0.15 ppb (2) N/A N/A 18.0
 
Jan. 14, 2020, 1 p.m. N/A 0.0 ppb (0) 4.7 ppb (4) 4.0 ppb (4) N/A 0.0 ppb (0) 26.0 ppb (20) 0.16 ppb (2) N/A N/A 20.0
 
Jan. 14, 2020, noon N/A 0.1 ppb (0) 5.0 ppb (5) 5.0 ppb (5) N/A 0.0 ppb (0) 26.0 ppb (20) 0.15 ppb (2) N/A N/A 20.0
 
Jan. 14, 2020, 11 a.m. N/A 0.1 ppb (0) 4.6 ppb (4) N/A N/A 0.0 ppb (0) 27.0 ppb (21) 0.15 ppb (2) N/A N/A 21.0
 
Jan. 14, 2020, 10 a.m. N/A 0.1 ppb (0) 3.9 ppb (4) 4.0 ppb (4) N/A 0.0 ppb (0) N/A 0.14 ppb (2) N/A N/A 4.0
 
Jan. 14, 2020, 9 a.m. N/A 0.1 ppb (0) 4.1 ppb (4) 4.0 ppb (4) N/A 0.0 ppb (0) 27.0 ppb (21) 0.15 ppb (2) N/A N/A 21.0
 
Jan. 14, 2020, 8 a.m. N/A 0.1 ppb (0) 4.8 ppb (4) 4.0 ppb (4) N/A 0.0 ppb (0) 26.0 ppb (20) 0.16 ppb (2) N/A N/A 20.0
 
Jan. 14, 2020, 7 a.m. N/A 0.1 ppb (0) 5.3 ppb (5) 5.0 ppb (5) N/A 0.0 ppb (0) 25.0 ppb (19) 0.16 ppb (2) N/A N/A 19.0
 
Jan. 14, 2020, 6 a.m. N/A 0.1 ppb (0) 5.0 ppb (5) 5.0 ppb (5) N/A 0.0 ppb (0) 26.0 ppb (20) 0.16 ppb (2) N/A N/A 20.0
 
Jan. 14, 2020, 5 a.m. N/A 0.1 ppb (0) 4.7 ppb (4) 4.0 ppb (4) N/A 0.0 ppb (0) 26.0 ppb (20) 0.16 ppb (2) N/A N/A 20.0
 
Jan. 14, 2020, 4 a.m. N/A 0.2 ppb (0) 7.9 ppb (7) 7.0 ppb (6) N/A 0.0 ppb (0) 23.0 ppb (18) 0.18 ppb (2) N/A N/A 18.0
 
Jan. 14, 2020, 3 a.m. N/A 0.2 ppb (0) 11.0 ppb (10) 10.0 ppb (9) N/A 0.0 ppb (0) 20.0 ppb (15) 0.2 ppb (2) N/A N/A 15.0
 
Jan. 14, 2020, 2 a.m. N/A 0.2 ppb (0) 11.1 ppb (10) 11.0 ppb (10) N/A 0.0 ppb (0) 19.0 ppb (15) 0.2 ppb (2) N/A N/A 15.0
 
Jan. 14, 2020, 1 a.m. N/A 0.3 ppb (0) 11.1 ppb (10) 11.0 ppb (10) N/A 0.0 ppb (0) 19.0 ppb (15) 0.21 ppb (2) N/A N/A 15.0
 
Jan. 14, 2020, midnight N/A 0.5 ppb (0) 11.8 ppb (11) 11.0 ppb (10) N/A 0.0 ppb (0) 18.0 ppb (14) 0.21 ppb (2) N/A N/A 14.0
 
Jan. 13, 2020, 11 p.m. N/A 1.8 ppb (2) 16.2 ppb (15) 14.0 ppb (13) N/A 0.0 ppb (0) 15.0 ppb (12) 0.24 ppb (3) N/A N/A 15.0
 
Jan. 13, 2020, 10 p.m. N/A 2.9 ppb (3) 17.9 ppb (17) 15.0 ppb (14) N/A 0.0 ppb (0) 15.0 ppb (12) 0.24 ppb (3) N/A N/A 17.0
 
Jan. 13, 2020, 9 p.m. N/A 2.5 ppb (2) 20.7 ppb (19) 19.0 ppb (18) N/A 0.0 ppb (0) 15.0 ppb (12) 0.22 ppb (2) N/A N/A 19.0
 
Jan. 13, 2020, 8 p.m. N/A 1.9 ppb (2) 15.7 ppb (15) 14.0 ppb (13) N/A 0.0 ppb (0) N/A 0.2 ppb (2) N/A N/A 15.0
 
Jan. 13, 2020, 7 p.m. N/A 1.2 ppb (1) 11.7 ppb (11) 11.0 ppb (10) N/A 0.0 ppb (0) 26.0 ppb (20) 0.19 ppb (2) N/A N/A 20.0
 
Jan. 13, 2020, 6 p.m. N/A 3.3 ppb (3) 22.7 ppb (21) 20.0 ppb (19) N/A 1.0 ppb (1) N/A 0.22 ppb (2) N/A N/A 21.0
 
Jan. 13, 2020, 5 p.m. N/A 1.2 ppb (1) 14.6 ppb (14) 14.0 ppb (13) N/A 0.0 ppb (0) N/A 0.2 ppb (2) N/A N/A 14.0
 
Jan. 13, 2020, 4 p.m. N/A 0.8 ppb (1) 12.2 ppb (11) 12.0 ppb (11) N/A 0.0 ppb (0) 25.0 ppb (19) 0.21 ppb (2) N/A N/A 19.0
 
Jan. 13, 2020, 3 p.m. N/A 1.4 ppb (1) 21.0 ppb (19) 20.0 ppb (19) N/A 0.0 ppb (0) 15.0 ppb (12) 0.22 ppb (2) N/A N/A 19.0
 
Jan. 13, 2020, 2 p.m. N/A 0.3 ppb (0) 14.2 ppb (13) 14.0 ppb (13) N/A 0.0 ppb (0) 18.0 ppb (14) 0.19 ppb (2) N/A N/A 14.0
 
Jan. 13, 2020, 1 p.m. N/A 0.1 ppb (0) 6.8 ppb (6) 7.0 ppb (6) N/A 0.0 ppb (0) 25.0 ppb (19) 0.16 ppb (2) N/A N/A 19.0
 
Jan. 13, 2020, noon N/A 0.1 ppb (0) 5.9 ppb (5) 6.0 ppb (6) N/A 0.0 ppb (0) 26.0 ppb (20) 0.14 ppb (2) N/A N/A 20.0
 
Jan. 13, 2020, 11 a.m. N/A 0.1 ppb (0) 2.9 ppb (3) 3.0 ppb (3) N/A 0.0 ppb (0) 32.0 ppb (25) 0.14 ppb (2) N/A N/A 25.0
 
Jan. 13, 2020, 10 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 32.0 ppb (25) 0.14 ppb (2) N/A N/A 25.0
 
Jan. 13, 2020, 9 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 34.0 ppb (26) 0.14 ppb (2) N/A N/A 26.0
 
Jan. 13, 2020, 8 a.m. N/A 0.1 ppb (0) 3.1 ppb (3) 3.0 ppb (3) N/A 0.0 ppb (0) 35.0 ppb (27) 0.15 ppb (2) N/A N/A 27.0
 
Jan. 13, 2020, 7 a.m. N/A 0.1 ppb (0) 1.7 ppb (2) 2.0 ppb (2) N/A 0.0 ppb (0) 37.0 ppb (28) 0.14 ppb (2) N/A N/A 28.0