AQSQID: 060659001

Site Name: Lake Elsinore - W. Flint Street

Location: Lake Elsinore, CA

Reporting: True, Located: True

Current AQI: 27.0

Lake Elsinore CA, US: 33.6747, -117.3358

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 22, 2019, 10 a.m. 1.9 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 35.0 ppb (27) 0.2 ppb (2) 5.0 μg/m3 (5) -4.5 μg/m3 (0) 27.0
 
Jan. 22, 2019, 9 a.m. 3.6 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 33.0 ppb (25) 0.2 ppb (2) 4.0 μg/m3 (4) -1.2 μg/m3 (0) 25.0
 
Jan. 22, 2019, 8 a.m. 4.3 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A N/A 32.0 ppb (25) 0.22 ppb (2) 2.0 μg/m3 (2) 4.9 μg/m3 (20) 25.0
 
Jan. 22, 2019, 7 a.m. 14.7 ppb (14) 0.7 ppb (1) N/A 14.0 ppb (13) N/A N/A 10.0 ppb (8) 0.42 ppb (5) 16.0 μg/m3 (15) 6.3 μg/m3 (26) 26.0
 
Jan. 22, 2019, 6 a.m. 13.9 ppb (13) 0.7 ppb (1) N/A 13.0 ppb (12) N/A N/A 10.0 ppb (8) 0.39 ppb (4) 16.0 μg/m3 (15) 6.5 μg/m3 (27) 27.0
 
Jan. 22, 2019, 5 a.m. 17.2 ppb (16) 0.7 ppb (1) N/A 17.0 ppb (16) N/A N/A 12.0 ppb (9) 0.45 ppb (5) 18.0 μg/m3 (16) 5.8 μg/m3 (24) 24.0
 
Jan. 22, 2019, 4 a.m. 15.7 ppb (15) 0.6 ppb (1) N/A 15.0 ppb (14) N/A N/A 16.0 ppb (12) 0.41 ppb (5) 15.0 μg/m3 (14) 2.9 μg/m3 (12) 15.0
 
Jan. 22, 2019, 3 a.m. 8.6 ppb (8) 0.2 ppb (0) N/A 8.0 ppb (7) N/A N/A 29.0 ppb (22) 0.31 ppb (3) 15.0 μg/m3 (14) -1.2 μg/m3 (0) 22.0
 
Jan. 22, 2019, 2 a.m. 4.8 ppb (4) 0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A 36.0 ppb (28) 0.26 ppb (3) 11.0 μg/m3 (10) 0.1 μg/m3 (0) 28.0
 
Jan. 22, 2019, 1 a.m. 4.9 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A 38.0 ppb (29) 0.25 ppb (3) 14.0 μg/m3 (13) -0.1 μg/m3 (0) 29.0
 
Jan. 22, 2019, midnight 2.6 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 41.0 ppb (32) 0.21 ppb (2) 7.0 μg/m3 (6) 2.3 μg/m3 (10) 32.0
 
Jan. 21, 2019, 11 p.m. 1.5 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 43.0 ppb (33) 0.19 ppb (2) 8.0 μg/m3 (7) 0.1 μg/m3 (0) 33.0
 
Jan. 21, 2019, 10 p.m. 1.4 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 45.0 ppb (35) 0.18 ppb (2) 6.0 μg/m3 (5) -3.9 μg/m3 (0) 35.0
 
Jan. 21, 2019, 9 p.m. 1.4 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 44.0 ppb (34) 0.18 ppb (2) 5.0 μg/m3 (5) -2.0 μg/m3 (0) 34.0
 
Jan. 21, 2019, 8 p.m. 2.5 ppb (2) 0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 42.0 ppb (32) 0.19 ppb (2) -1.0 μg/m3 (0) -1.0 μg/m3 (0) 32.0
 
Jan. 21, 2019, 7 p.m. 2.8 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (30) 0.19 ppb (2) 3.0 μg/m3 (3) 1.2 μg/m3 (5) 30.0
 
Jan. 21, 2019, 6 p.m. 7.7 ppb (7) 3.5 ppb (3) N/A 4.0 ppb (4) N/A N/A 38.0 ppb (29) 0.19 ppb (2) 10.0 μg/m3 (9) 1.3 μg/m3 (5) 29.0
 
Jan. 21, 2019, 5 p.m. 3.1 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A N/A 38.0 ppb (29) 0.19 ppb (2) 4.0 μg/m3 (4) 1.4 μg/m3 (6) 29.0
 
Jan. 21, 2019, 4 p.m. 8.1 ppb (8) 1.5 ppb (1) N/A 7.0 ppb (6) N/A N/A 31.0 ppb (24) 0.23 ppb (3) 10.0 μg/m3 (9) 1.7 μg/m3 (7) 24.0
 
Jan. 21, 2019, 3 p.m. 6.7 ppb (6) 0.8 ppb (1) N/A 6.0 ppb (6) N/A N/A 29.0 ppb (22) 0.22 ppb (2) 12.0 μg/m3 (11) 3.1 μg/m3 (13) 22.0
 
Jan. 21, 2019, 2 p.m. 1.8 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 38.0 ppb (29) 0.19 ppb (2) 8.0 μg/m3 (7) 4.4 μg/m3 (18) 29.0
 
Jan. 21, 2019, 1 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 40.0 ppb (31) 0.19 ppb (2) 5.0 μg/m3 (5) 0.4 μg/m3 (2) 31.0
 
Jan. 21, 2019, noon 0.8 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 40.0 ppb (31) 0.17 ppb (2) 6.0 μg/m3 (5) -2.2 μg/m3 (0) 31.0
 
Jan. 21, 2019, 11 a.m. 0.7 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 40.0 ppb (31) 0.16 ppb (2) 0.0 μg/m3 (0) -2.7 μg/m3 (0) 31.0
 
Jan. 21, 2019, 10 a.m. 1.6 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 35.0 ppb (27) 0.17 ppb (2) 2.0 μg/m3 (2) -2.9 μg/m3 (0) 27.0
 
Jan. 21, 2019, 9 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 34.0 ppb (26) 0.16 ppb (2) 3.0 μg/m3 (3) -2.3 μg/m3 (0) 26.0
 
Jan. 21, 2019, 8 a.m. 0.9 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 32.0 ppb (25) 0.16 ppb (2) 2.0 μg/m3 (2) -0.8 μg/m3 (0) 25.0
 
Jan. 21, 2019, 7 a.m. 1.3 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 26.0 ppb (20) 0.16 ppb (2) 2.0 μg/m3 (2) -2.9 μg/m3 (0) 20.0
 
Jan. 21, 2019, 6 a.m. 2.4 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 23.0 ppb (18) 0.19 ppb (2) 14.0 μg/m3 (13) 0.8 μg/m3 (3) 18.0
 
Jan. 21, 2019, 5 a.m. 9.1 ppb (8) 0.4 ppb (0) N/A 9.0 ppb (8) N/A N/A 19.0 ppb (15) 0.33 ppb (4) 13.0 μg/m3 (12) 2.3 μg/m3 (10) 15.0
 
Jan. 21, 2019, 4 a.m. 6.9 ppb (6) 0.3 ppb (0) N/A 7.0 ppb (6) N/A N/A 24.0 ppb (18) 0.29 ppb (3) 8.0 μg/m3 (7) 0.4 μg/m3 (2) 18.0
 
Jan. 21, 2019, 3 a.m. 7.2 ppb (7) 0.3 ppb (0) N/A 7.0 ppb (6) N/A N/A 27.0 ppb (21) 0.31 ppb (3) 14.0 μg/m3 (13) 2.8 μg/m3 (12) 21.0
 
Jan. 21, 2019, 2 a.m. 5.1 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A 34.0 ppb (26) 0.24 ppb (3) 8.0 μg/m3 (7) 2.0 μg/m3 (8) 26.0
 
Jan. 21, 2019, 1 a.m. 6.7 ppb (6) 0.2 ppb (0) N/A 6.0 ppb (6) N/A N/A 33.0 ppb (25) 0.29 ppb (3) 7.0 μg/m3 (6) 3.0 μg/m3 (12) 25.0
 
Jan. 21, 2019, midnight 8.6 ppb (8) 0.6 ppb (1) N/A 8.0 ppb (7) N/A N/A 32.0 ppb (25) 0.31 ppb (3) 10.0 μg/m3 (9) 1.2 μg/m3 (5) 25.0
 
Jan. 20, 2019, 11 p.m. 4.3 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A N/A 37.0 ppb (28) 0.23 ppb (3) 10.0 μg/m3 (9) -1.4 μg/m3 (0) 28.0
 
Jan. 20, 2019, 10 p.m. 3.0 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 38.0 ppb (29) 0.19 ppb (2) 6.0 μg/m3 (5) 0.8 μg/m3 (3) 29.0
 
Jan. 20, 2019, 9 p.m. 2.3 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 37.0 ppb (28) 0.18 ppb (2) 1.0 μg/m3 (1) 4.5 μg/m3 (19) 28.0
 
Jan. 20, 2019, 8 p.m. 4.5 ppb (4) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 30.0 ppb (23) 0.22 ppb (2) 1.0 μg/m3 (1) 3.6 μg/m3 (15) 23.0
 
Jan. 20, 2019, 7 p.m. 4.6 ppb (4) 1.2 ppb (1) N/A 3.0 ppb (3) N/A N/A 28.0 ppb (22) 0.22 ppb (2) 6.0 μg/m3 (5) 3.0 μg/m3 (12) 22.0
 
Jan. 20, 2019, 6 p.m. 13.6 ppb (13) 5.5 ppb (5) N/A 8.0 ppb (7) N/A N/A 15.0 ppb (12) 0.4 ppb (4) 11.0 μg/m3 (10) 4.2 μg/m3 (18) 18.0
 
Jan. 20, 2019, 5 p.m. 11.5 ppb (11) 4.9 ppb (5) N/A 7.0 ppb (6) N/A N/A 12.0 ppb (9) 0.32 ppb (4) 9.0 μg/m3 (8) 1.5 μg/m3 (6) 11.0
 
Jan. 20, 2019, 4 p.m. 15.8 ppb (15) 8.3 ppb (8) N/A 8.0 ppb (7) N/A N/A 5.0 ppb (4) 0.39 ppb (4) 10.0 μg/m3 (9) -1.4 μg/m3 (0) 15.0
 
Jan. 20, 2019, 3 p.m. 13.0 ppb (12) 4.3 ppb (4) N/A 9.0 ppb (8) N/A N/A 3.0 ppb (2) 0.36 ppb (4) 10.0 μg/m3 (9) -1.4 μg/m3 (0) 12.0
 
Jan. 20, 2019, 2 p.m. 10.0 ppb (9) 1.0 ppb (1) N/A 9.0 ppb (8) N/A N/A 6.0 ppb (5) 0.34 ppb (4) 8.0 μg/m3 (7) -0.1 μg/m3 (0) 9.0
 
Jan. 20, 2019, 1 p.m. 8.5 ppb (8) 0.9 ppb (1) N/A 8.0 ppb (7) N/A N/A 7.0 ppb (5) 0.28 ppb (3) 4.0 μg/m3 (4) -0.5 μg/m3 (0) 8.0
 
Jan. 20, 2019, noon 10.6 ppb (10) 2.2 ppb (2) N/A 8.0 ppb (7) N/A N/A 6.0 ppb (5) 0.32 ppb (4) 3.0 μg/m3 (3) 0.7 μg/m3 (3) 10.0
 
Jan. 20, 2019, 11 a.m. 10.3 ppb (10) 2.0 ppb (2) N/A 8.0 ppb (7) N/A N/A 7.0 ppb (5) 0.37 ppb (4) 5.0 μg/m3 (5) 2.2 μg/m3 (9) 10.0
 
Jan. 20, 2019, 10 a.m. 12.0 ppb (11) 1.7 ppb (2) N/A 10.0 ppb (9) N/A N/A 5.0 ppb (4) 0.41 ppb (5) 9.0 μg/m3 (8) 0.1 μg/m3 (0) 11.0
 
Jan. 20, 2019, 9 a.m. 13.2 ppb (12) 2.0 ppb (2) N/A 11.0 ppb (10) N/A N/A 7.0 ppb (5) 0.42 ppb (5) 10.0 μg/m3 (9) 2.6 μg/m3 (11) 12.0
 
Jan. 20, 2019, 8 a.m. 15.0 ppb (14) 2.4 ppb (2) N/A 13.0 ppb (12) N/A N/A 8.0 ppb (6) 0.44 ppb (5) 10.0 μg/m3 (9) 4.3 μg/m3 (18) 18.0
 
Jan. 20, 2019, 7 a.m. 19.9 ppb (18) 3.3 ppb (3) N/A 17.0 ppb (16) N/A N/A 6.0 ppb (5) 0.52 ppb (6) 12.0 μg/m3 (11) 0.9 μg/m3 (4) 18.0
 
Jan. 20, 2019, 6 a.m. 10.7 ppb (10) 0.5 ppb (0) N/A 10.0 ppb (9) N/A N/A 14.0 ppb (11) 0.37 ppb (4) 10.0 μg/m3 (9) -0.6 μg/m3 (0) 11.0
 
Jan. 20, 2019, 5 a.m. 9.2 ppb (9) 0.5 ppb (0) N/A 9.0 ppb (8) N/A N/A 19.0 ppb (15) 0.32 ppb (4) 9.0 μg/m3 (8) -0.4 μg/m3 (0) 15.0
 
Jan. 20, 2019, 4 a.m. 7.8 ppb (7) 0.3 ppb (0) N/A 8.0 ppb (7) N/A N/A 22.0 ppb (17) 0.29 ppb (3) 5.0 μg/m3 (5) 0.6 μg/m3 (2) 17.0
 
Jan. 20, 2019, 3 a.m. 17.0 ppb (16) 0.7 ppb (1) N/A 16.0 ppb (15) N/A N/A 13.0 ppb (10) 0.46 ppb (5) 14.0 μg/m3 (13) 0.1 μg/m3 (0) 16.0
 
Jan. 20, 2019, 2 a.m. 8.1 ppb (8) 0.3 ppb (0) N/A 8.0 ppb (7) N/A N/A 25.0 ppb (19) 0.28 ppb (3) 8.0 μg/m3 (7) -2.4 μg/m3 (0) 19.0
 
Jan. 20, 2019, 1 a.m. 8.5 ppb (8) 0.2 ppb (0) N/A 8.0 ppb (7) N/A N/A 29.0 ppb (22) 0.28 ppb (3) 10.0 μg/m3 (9) N/A 22.0
 
Jan. 20, 2019, midnight 3.4 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 38.0 ppb (29) 0.2 ppb (2) 3.0 μg/m3 (3) N/A 29.0
 
Jan. 19, 2019, 11 p.m. 2.4 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 40.0 ppb (31) 0.19 ppb (2) 4.0 μg/m3 (4) 0.5 μg/m3 (2) 31.0
 
Jan. 19, 2019, 10 p.m. 1.9 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 42.0 ppb (32) 0.17 ppb (2) 2.0 μg/m3 (2) 3.3 μg/m3 (14) 32.0
 
Jan. 19, 2019, 9 p.m. 1.8 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 42.0 ppb (32) 0.16 ppb (2) 4.0 μg/m3 (4) 0.4 μg/m3 (2) 32.0
 
Jan. 19, 2019, 8 p.m. 2.2 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 40.0 ppb (31) 0.17 ppb (2) 2.0 μg/m3 (2) -2.7 μg/m3 (0) 31.0
 
Jan. 19, 2019, 7 p.m. 3.9 ppb (4) 0.9 ppb (1) N/A 3.0 ppb (3) N/A N/A 36.0 ppb (28) 0.2 ppb (2) 2.0 μg/m3 (2) -3.1 μg/m3 (0) 28.0
 
Jan. 19, 2019, 6 p.m. 6.1 ppb (6) 1.5 ppb (1) N/A 5.0 ppb (5) N/A N/A 30.0 ppb (23) 0.25 ppb (3) 5.0 μg/m3 (5) -0.8 μg/m3 (0) 23.0
 
Jan. 19, 2019, 5 p.m. 13.0 ppb (12) 4.3 ppb (4) N/A 9.0 ppb (8) N/A N/A 21.0 ppb (16) 0.32 ppb (4) 10.0 μg/m3 (9) 1.0 μg/m3 (4) 16.0
 
Jan. 19, 2019, 4 p.m. 9.7 ppb (9) 2.8 ppb (3) N/A 7.0 ppb (6) N/A N/A 19.0 ppb (15) 0.28 ppb (3) 7.0 μg/m3 (6) 1.0 μg/m3 (4) 15.0
 
Jan. 19, 2019, 3 p.m. 12.4 ppb (11) 3.3 ppb (3) N/A 9.0 ppb (8) N/A N/A 12.0 ppb (9) 0.32 ppb (4) 6.0 μg/m3 (5) 2.7 μg/m3 (11) 11.0
 
Jan. 19, 2019, 2 p.m. 12.0 ppb (11) 2.2 ppb (2) N/A 10.0 ppb (9) N/A N/A 9.0 ppb (7) 0.3 ppb (3) 6.0 μg/m3 (5) 3.8 μg/m3 (16) 16.0
 
Jan. 19, 2019, 1 p.m. 12.6 ppb (12) 2.1 ppb (2) N/A 11.0 ppb (10) N/A N/A 7.0 ppb (5) 0.32 ppb (4) 6.0 μg/m3 (5) 2.9 μg/m3 (12) 12.0
 
Jan. 19, 2019, noon 9.2 ppb (9) 1.0 ppb (1) N/A 8.0 ppb (7) N/A N/A 7.0 ppb (5) 0.31 ppb (3) 6.0 μg/m3 (5) 4.6 μg/m3 (19) 19.0
 
Jan. 19, 2019, 11 a.m. 7.6 ppb (7) 0.9 ppb (1) N/A 7.0 ppb (6) N/A N/A 11.0 ppb (8) 0.31 ppb (3) 10.0 μg/m3 (9) 6.8 μg/m3 (28) 28.0
 
Jan. 19, 2019, 10 a.m. 12.5 ppb (12) 2.0 ppb (2) N/A 11.0 ppb (10) N/A N/A 4.0 ppb (3) 0.4 ppb (4) 12.0 μg/m3 (11) 3.3 μg/m3 (14) 14.0
 
Jan. 19, 2019, 9 a.m. 16.3 ppb (15) 4.6 ppb (4) N/A 12.0 ppb (11) N/A N/A 2.0 ppb (2) 0.47 ppb (5) 15.0 μg/m3 (14) 5.3 μg/m3 (22) 22.0
 
Jan. 19, 2019, 8 a.m. 13.7 ppb (13) 2.0 ppb (2) N/A 12.0 ppb (11) N/A N/A 3.0 ppb (2) 0.44 ppb (5) 17.0 μg/m3 (15) 8.4 μg/m3 (35) 35.0
 
Jan. 19, 2019, 7 a.m. 16.8 ppb (16) 3.6 ppb (3) N/A 13.0 ppb (12) N/A N/A 3.0 ppb (2) 0.48 ppb (5) 20.0 μg/m3 (18) 6.7 μg/m3 (28) 28.0
 
Jan. 19, 2019, 6 a.m. 17.5 ppb (16) 4.4 ppb (4) N/A 13.0 ppb (12) N/A N/A 4.0 ppb (3) 0.48 ppb (5) 23.0 μg/m3 (21) 5.7 μg/m3 (24) 24.0
 
Jan. 19, 2019, 5 a.m. 19.4 ppb (18) 3.6 ppb (3) N/A 16.0 ppb (15) N/A N/A 5.0 ppb (4) 0.45 ppb (5) 22.0 μg/m3 (20) 4.0 μg/m3 (17) 20.0
 
Jan. 19, 2019, 4 a.m. 14.8 ppb (14) 1.1 ppb (1) N/A 14.0 ppb (13) N/A N/A 10.0 ppb (8) 0.36 ppb (4) 22.0 μg/m3 (20) 7.0 μg/m3 (29) 29.0
 
Jan. 19, 2019, 3 a.m. 13.5 ppb (12) 0.5 ppb (0) N/A 13.0 ppb (12) N/A N/A 11.0 ppb (8) 0.35 ppb (4) 24.0 μg/m3 (22) 9.1 μg/m3 (38) 38.0
 
Jan. 19, 2019, 2 a.m. 11.5 ppb (11) 0.3 ppb (0) N/A 11.0 ppb (10) N/A N/A 17.0 ppb (13) 0.32 ppb (4) 22.0 μg/m3 (20) 5.0 μg/m3 (21) 21.0
 
Jan. 19, 2019, 1 a.m. 8.6 ppb (8) 0.2 ppb (0) N/A 8.0 ppb (7) N/A N/A 23.0 ppb (18) 0.28 ppb (3) 22.0 μg/m3 (20) 6.1 μg/m3 (25) 25.0
 
Jan. 19, 2019, midnight 4.9 ppb (5) 0.4 ppb (0) N/A 5.0 ppb (5) N/A N/A 32.0 ppb (25) 0.21 ppb (2) 17.0 μg/m3 (15) 6.1 μg/m3 (25) 25.0
 
Jan. 18, 2019, 11 p.m. 3.4 ppb (3) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 35.0 ppb (27) 0.18 ppb (2) 13.0 μg/m3 (12) 4.3 μg/m3 (18) 27.0
 
Jan. 18, 2019, 10 p.m. 3.1 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A N/A 35.0 ppb (27) 0.18 ppb (2) 12.0 μg/m3 (11) 5.9 μg/m3 (25) 27.0
 
Jan. 18, 2019, 9 p.m. 3.1 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A N/A 32.0 ppb (25) 0.18 ppb (2) 9.0 μg/m3 (8) 7.2 μg/m3 (30) 30.0
 
Jan. 18, 2019, 8 p.m. 4.3 ppb (4) 1.2 ppb (1) N/A 3.0 ppb (3) N/A N/A 29.0 ppb (22) 0.2 ppb (2) 9.0 μg/m3 (8) 5.3 μg/m3 (22) 22.0
 
Jan. 18, 2019, 7 p.m. 6.8 ppb (6) 2.3 ppb (2) N/A 5.0 ppb (5) N/A N/A 23.0 ppb (18) 0.23 ppb (3) 9.0 μg/m3 (8) -0.1 μg/m3 (0) 18.0
 
Jan. 18, 2019, 6 p.m. 8.6 ppb (8) 2.9 ppb (3) N/A 6.0 ppb (6) N/A N/A 20.0 ppb (15) 0.25 ppb (3) 6.0 μg/m3 (5) -1.9 μg/m3 (0) 15.0
 
Jan. 18, 2019, 5 p.m. 11.5 ppb (11) 4.3 ppb (4) N/A 7.0 ppb (6) N/A N/A 16.0 ppb (12) 0.29 ppb (3) 16.0 μg/m3 (15) 0.0 μg/m3 (0) 15.0
 
Jan. 18, 2019, 4 p.m. 6.5 ppb (6) 1.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 15.0 ppb (12) 0.27 ppb (3) 8.0 μg/m3 (7) -0.9 μg/m3 (0) 12.0
 
Jan. 18, 2019, 3 p.m. 6.3 ppb (6) 0.6 ppb (1) N/A 6.0 ppb (6) N/A N/A 11.0 ppb (8) 0.25 ppb (3) 4.0 μg/m3 (4) N/A 8.0
 
Jan. 18, 2019, 2 p.m. 7.9 ppb (7) 0.4 ppb (0) N/A 7.0 ppb (6) N/A N/A 8.0 ppb (6) 0.28 ppb (3) 4.0 μg/m3 (4) -4.2 μg/m3 (0) 7.0
 
Jan. 18, 2019, 1 p.m. 7.8 ppb (7) 0.7 ppb (1) N/A 7.0 ppb (6) N/A N/A 8.0 ppb (6) 0.29 ppb (3) 4.0 μg/m3 (4) -1.0 μg/m3 (0) 7.0
 
Jan. 18, 2019, noon 13.6 ppb (13) 2.4 ppb (2) N/A 11.0 ppb (10) N/A N/A 4.0 ppb (3) 0.33 ppb (4) 2.0 μg/m3 (2) -2.2 μg/m3 (0) 13.0
 
Jan. 18, 2019, 11 a.m. 9.9 ppb (9) 0.5 ppb (0) N/A 9.0 ppb (8) N/A N/A 4.0 ppb (3) 0.31 ppb (3) 0.0 μg/m3 (0) 2.6 μg/m3 (11) 11.0
 
Jan. 18, 2019, 10 a.m. 6.3 ppb (6) 0.2 ppb (0) N/A 6.0 ppb (6) N/A N/A 9.0 ppb (7) 0.28 ppb (3) 3.0 μg/m3 (3) 7.5 μg/m3 (31) 31.0
 
Jan. 18, 2019, 9 a.m. 6.2 ppb (6) 0.2 ppb (0) N/A 6.0 ppb (6) N/A N/A 9.0 ppb (7) 0.27 ppb (3) 2.0 μg/m3 (2) 3.3 μg/m3 (14) 14.0
 
Jan. 18, 2019, 8 a.m. 5.7 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A 11.0 ppb (8) 0.25 ppb (3) 1.0 μg/m3 (1) 3.4 μg/m3 (14) 14.0
 
Jan. 18, 2019, 7 a.m. 6.4 ppb (6) 0.2 ppb (0) N/A 6.0 ppb (6) N/A N/A 12.0 ppb (9) 0.26 ppb (3) 7.0 μg/m3 (6) 4.0 μg/m3 (17) 17.0
 
Jan. 18, 2019, 6 a.m. 6.8 ppb (6) 0.2 ppb (0) N/A 7.0 ppb (6) N/A N/A 14.0 ppb (11) 0.28 ppb (3) 5.0 μg/m3 (5) -1.1 μg/m3 (0) 11.0
 
Jan. 18, 2019, 5 a.m. 5.1 ppb (5) 0.1 ppb (0) N/A 5.0 ppb (5) N/A N/A 19.0 ppb (15) 0.21 ppb (2) 5.0 μg/m3 (5) 1.1 μg/m3 (5) 15.0
 
Jan. 18, 2019, 4 a.m. 4.1 ppb (4) 0.1 ppb (0) N/A 4.0 ppb (4) N/A N/A 23.0 ppb (18) 0.19 ppb (2) 5.0 μg/m3 (5) 2.3 μg/m3 (10) 18.0
 
Jan. 18, 2019, 3 a.m. 3.6 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 23.0 ppb (18) 0.19 ppb (2) 2.0 μg/m3 (2) -1.5 μg/m3 (0) 18.0
 
Jan. 18, 2019, 2 a.m. 5.7 ppb (5) 0.1 ppb (0) N/A 6.0 ppb (6) N/A N/A 23.0 ppb (18) 0.21 ppb (2) 3.0 μg/m3 (3) -2.7 μg/m3 (0) 18.0
 
Jan. 18, 2019, 1 a.m. 2.3 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 27.0 ppb (21) 0.17 ppb (2) 1.0 μg/m3 (1) -1.4 μg/m3 (0) 21.0
 
Jan. 18, 2019, midnight 2.2 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 27.0 ppb (21) 0.15 ppb (2) 0.0 μg/m3 (0) -0.9 μg/m3 (0) 21.0
 
Jan. 17, 2019, 11 p.m. 1.7 ppb (2) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 26.0 ppb (20) 0.15 ppb (2) 0.0 μg/m3 (0) 1.1 μg/m3 (5) 20.0
 
Jan. 17, 2019, 10 p.m. 3.3 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 27.0 ppb (21) 0.17 ppb (2) 4.0 μg/m3 (4) 0.1 μg/m3 (0) 21.0
 
Jan. 17, 2019, 9 p.m. 2.2 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 28.0 ppb (22) 0.18 ppb (2) 2.0 μg/m3 (2) -2.9 μg/m3 (0) 22.0
 
Jan. 17, 2019, 8 p.m. 3.8 ppb (4) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 27.0 ppb (21) 0.19 ppb (2) 1.0 μg/m3 (1) -0.8 μg/m3 (0) 21.0
 
Jan. 17, 2019, 7 p.m. 5.3 ppb (5) 0.9 ppb (1) N/A 4.0 ppb (4) N/A N/A 25.0 ppb (19) 0.22 ppb (2) 2.0 μg/m3 (2) -1.8 μg/m3 (0) 19.0
 
Jan. 17, 2019, 6 p.m. 5.0 ppb (5) 0.6 ppb (1) N/A 4.0 ppb (4) N/A N/A 25.0 ppb (19) 0.22 ppb (2) 1.0 μg/m3 (1) -2.0 μg/m3 (0) 19.0
 
Jan. 17, 2019, 5 p.m. 6.1 ppb (6) 1.2 ppb (1) N/A 5.0 ppb (5) N/A N/A 24.0 ppb (18) 0.21 ppb (2) 2.0 μg/m3 (2) 0.9 μg/m3 (4) 18.0
 
Jan. 17, 2019, 4 p.m. 2.7 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 28.0 ppb (22) 0.19 ppb (2) 2.0 μg/m3 (2) -0.3 μg/m3 (0) 22.0
 
Jan. 17, 2019, 3 p.m. 3.8 ppb (4) 0.1 ppb (0) N/A 4.0 ppb (4) N/A N/A 28.0 ppb (22) 0.2 ppb (2) 4.0 μg/m3 (4) -2.5 μg/m3 (0) 22.0
 
Jan. 17, 2019, 2 p.m. 2.3 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 29.0 ppb (22) 0.18 ppb (2) 2.0 μg/m3 (2) -2.7 μg/m3 (0) 22.0
 
Jan. 17, 2019, 1 p.m. 1.9 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 29.0 ppb (22) 0.18 ppb (2) 3.0 μg/m3 (3) -0.9 μg/m3 (0) 22.0
 
Jan. 17, 2019, noon 1.6 ppb (1) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 29.0 ppb (22) 0.18 ppb (2) 0.0 μg/m3 (0) 0.1 μg/m3 (0) 22.0
 
Jan. 17, 2019, 11 a.m. 1.1 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 28.0 ppb (22) 0.17 ppb (2) 0.0 μg/m3 (0) -1.8 μg/m3 (0) 22.0
 
Jan. 17, 2019, 10 a.m. 0.8 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 30.0 ppb (23) 0.18 ppb (2) 1.0 μg/m3 (1) -4.1 μg/m3 (0) 23.0
 
Jan. 17, 2019, 9 a.m. 1.2 ppb (1) -0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 29.0 ppb (22) 0.19 ppb (2) 1.0 μg/m3 (1) -2.7 μg/m3 (0) 22.0
 
Jan. 17, 2019, 8 a.m. 1.3 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 29.0 ppb (22) 0.19 ppb (2) 0.0 μg/m3 (0) -2.7 μg/m3 (0) 22.0
 
Jan. 17, 2019, 7 a.m. 2.2 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 29.0 ppb (22) 0.22 ppb (2) 0.0 μg/m3 (0) -3.6 μg/m3 (0) 22.0
 
Jan. 17, 2019, 6 a.m. 2.3 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 29.0 ppb (22) 0.2 ppb (2) 1.0 μg/m3 (1) -2.6 μg/m3 (0) 22.0
 
Jan. 17, 2019, 5 a.m. 1.5 ppb (1) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 31.0 ppb (24) 0.16 ppb (2) 1.0 μg/m3 (1) -2.9 μg/m3 (0) 24.0
 
Jan. 17, 2019, 4 a.m. 1.4 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 33.0 ppb (25) 0.16 ppb (2) 4.0 μg/m3 (4) 0.6 μg/m3 (2) 25.0
 
Jan. 17, 2019, 3 a.m. 2.2 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 33.0 ppb (25) 0.17 ppb (2) 3.0 μg/m3 (3) 2.6 μg/m3 (11) 25.0
 
Jan. 17, 2019, 2 a.m. 5.8 ppb (5) 0.2 ppb (0) N/A 6.0 ppb (6) N/A N/A 26.0 ppb (20) 0.24 ppb (3) 6.0 μg/m3 (5) 1.8 μg/m3 (8) 20.0
 
Jan. 17, 2019, 1 a.m. 4.2 ppb (4) 0.1 ppb (0) N/A 4.0 ppb (4) N/A N/A 28.0 ppb (22) 0.21 ppb (2) 5.0 μg/m3 (5) 0.6 μg/m3 (2) 22.0
 
Jan. 17, 2019, midnight 3.2 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 33.0 ppb (25) 0.19 ppb (2) 3.0 μg/m3 (3) -0.9 μg/m3 (0) 25.0
 
Jan. 16, 2019, 11 p.m. 2.3 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 36.0 ppb (28) 0.18 ppb (2) 3.0 μg/m3 (3) -1.3 μg/m3 (0) 28.0
 
Jan. 16, 2019, 10 p.m. 2.3 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 37.0 ppb (28) 0.17 ppb (2) 2.0 μg/m3 (2) -2.4 μg/m3 (0) 28.0
 
Jan. 16, 2019, 9 p.m. 2.1 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 36.0 ppb (28) 0.17 ppb (2) 4.0 μg/m3 (4) -0.9 μg/m3 (0) 28.0
 
Jan. 16, 2019, 8 p.m. 1.8 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 36.0 ppb (28) 0.17 ppb (2) 0.0 μg/m3 (0) 1.7 μg/m3 (7) 28.0
 
Jan. 16, 2019, 7 p.m. 1.7 ppb (2) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 35.0 ppb (27) 0.17 ppb (2) 0.0 μg/m3 (0) 2.9 μg/m3 (12) 27.0
 
Jan. 16, 2019, 6 p.m. 1.8 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 34.0 ppb (26) 0.17 ppb (2) 2.0 μg/m3 (2) 3.4 μg/m3 (14) 26.0
 
Jan. 16, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 4.5 μg/m3 (19) 19.0
 
Jan. 16, 2019, 4 p.m. 3.9 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A N/A 32.0 ppb (25) 0.2 ppb (2) 5.0 μg/m3 (5) 3.1 μg/m3 (13) 25.0
 
Jan. 16, 2019, 3 p.m. 4.9 ppb (5) 0.1 ppb (0) N/A 5.0 ppb (5) N/A N/A 31.0 ppb (24) 0.21 ppb (2) 2.0 μg/m3 (2) -1.2 μg/m3 (0) 24.0
 
Jan. 16, 2019, 2 p.m. 2.3 ppb (2) -0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 33.0 ppb (25) 0.19 ppb (2) 1.0 μg/m3 (1) -1.2 μg/m3 (0) 25.0
 
Jan. 16, 2019, 1 p.m. 4.7 ppb (4) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A 29.0 ppb (22) 0.22 ppb (2) 1.0 μg/m3 (1) -1.7 μg/m3 (0) 22.0
 
Jan. 16, 2019, noon 2.7 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 32.0 ppb (25) 0.21 ppb (2) 0.0 μg/m3 (0) -2.8 μg/m3 (0) 25.0
 
Jan. 16, 2019, 11 a.m. 1.6 ppb (1) -0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 35.0 ppb (27) 0.18 ppb (2) 0.0 μg/m3 (0) -1.6 μg/m3 (0) 27.0
 
Jan. 16, 2019, 10 a.m. 1.1 ppb (1) -0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 35.0 ppb (27) 0.18 ppb (2) 1.0 μg/m3 (1) 0.6 μg/m3 (2) 27.0
 
Jan. 16, 2019, 9 a.m. 1.5 ppb (1) -0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 34.0 ppb (26) 0.19 ppb (2) 1.0 μg/m3 (1) 1.7 μg/m3 (7) 26.0
 
Jan. 16, 2019, 8 a.m. 1.7 ppb (2) -0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 35.0 ppb (27) 0.19 ppb (2) 2.0 μg/m3 (2) 1.2 μg/m3 (5) 27.0
 
Jan. 16, 2019, 7 a.m. 1.2 ppb (1) -0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 36.0 ppb (28) 0.18 ppb (2) 0.0 μg/m3 (0) 1.7 μg/m3 (7) 28.0
 
Jan. 16, 2019, 6 a.m. 1.8 ppb (2) -0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 36.0 ppb (28) 0.18 ppb (2) 2.0 μg/m3 (2) 0.5 μg/m3 (2) 28.0
 
Jan. 16, 2019, 5 a.m. 4.1 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 34.0 ppb (26) 0.2 ppb (2) 3.0 μg/m3 (3) -1.9 μg/m3 (0) 26.0
 
Jan. 16, 2019, 4 a.m. 4.3 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 33.0 ppb (25) 0.21 ppb (2) 4.0 μg/m3 (4) -1.2 μg/m3 (0) 25.0
 
Jan. 16, 2019, 3 a.m. 5.9 ppb (5) 0.0 ppb (0) N/A 6.0 ppb (6) N/A N/A 32.0 ppb (25) 0.23 ppb (3) 4.0 μg/m3 (4) 0.0 μg/m3 (0) 25.0
 
Jan. 16, 2019, 2 a.m. 4.6 ppb (4) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A 36.0 ppb (28) 0.21 ppb (2) 4.0 μg/m3 (4) -1.2 μg/m3 (0) 28.0
 
Jan. 16, 2019, 1 a.m. 4.5 ppb (4) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A 37.0 ppb (28) 0.21 ppb (2) 4.0 μg/m3 (4) -2.2 μg/m3 (0) 28.0
 
Jan. 16, 2019, midnight 3.1 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 37.0 ppb (28) 0.19 ppb (2) 6.0 μg/m3 (5) -2.0 μg/m3 (0) 28.0
 
Jan. 15, 2019, 11 p.m. 2.7 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A 40.0 ppb (31) 0.18 ppb (2) 5.0 μg/m3 (5) 0.2 μg/m3 (1) 31.0
 
Jan. 15, 2019, 10 p.m. 2.0 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 42.0 ppb (32) 0.17 ppb (2) 3.0 μg/m3 (3) -0.1 μg/m3 (0) 32.0
 
Jan. 15, 2019, 9 p.m. 2.6 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 42.0 ppb (32) 0.17 ppb (2) 1.0 μg/m3 (1) -2.6 μg/m3 (0) 32.0
 
Jan. 15, 2019, 8 p.m. 2.9 ppb (3) 0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 42.0 ppb (32) 0.17 ppb (2) 1.0 μg/m3 (1) -1.3 μg/m3 (0) 32.0
 
Jan. 15, 2019, 7 p.m. 3.8 ppb (4) 0.8 ppb (1) N/A 3.0 ppb (3) N/A N/A 38.0 ppb (29) 0.18 ppb (2) 0.0 μg/m3 (0) -2.7 μg/m3 (0) 29.0
 
Jan. 15, 2019, 6 p.m. 3.7 ppb (3) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A 38.0 ppb (29) 0.18 ppb (2) 1.0 μg/m3 (1) -3.1 μg/m3 (0) 29.0
 
Jan. 15, 2019, 5 p.m. 5.6 ppb (5) 0.5 ppb (0) N/A 5.0 ppb (5) N/A N/A 35.0 ppb (27) 0.2 ppb (2) 2.0 μg/m3 (2) 3.4 μg/m3 (14) 27.0
 
Jan. 15, 2019, 4 p.m. 11.1 ppb (10) 0.9 ppb (1) N/A 10.0 ppb (9) N/A N/A 19.0 ppb (15) 0.29 ppb (3) 4.0 μg/m3 (4) 3.4 μg/m3 (14) 15.0
 
Jan. 15, 2019, 3 p.m. 19.0 ppb (18) 2.0 ppb (2) N/A 17.0 ppb (16) N/A N/A 5.0 ppb (4) 0.37 ppb (4) 5.0 μg/m3 (5) -0.8 μg/m3 (0) 18.0
 
Jan. 15, 2019, 2 p.m. 14.6 ppb (14) 0.7 ppb (1) N/A 14.0 ppb (13) N/A N/A 7.0 ppb (5) 0.31 ppb (3) 5.0 μg/m3 (5) 0.7 μg/m3 (3) 14.0
 
Jan. 15, 2019, 1 p.m. 7.6 ppb (7) 0.2 ppb (0) N/A 7.0 ppb (6) N/A N/A 15.0 ppb (12) 0.26 ppb (3) 3.0 μg/m3 (3) 2.1 μg/m3 (9) 12.0
 
Jan. 15, 2019, noon 3.7 ppb (3) 0.1 ppb (0) N/A 4.0 ppb (4) N/A N/A 20.0 ppb (15) 0.24 ppb (3) 1.0 μg/m3 (1) 0.0 μg/m3 (0) 15.0
 
Jan. 15, 2019, 11 a.m. 3.6 ppb (3) 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 22.0 ppb (17) 0.23 ppb (3) 1.0 μg/m3 (1) 1.2 μg/m3 (5) 17.0