AQSQID: 060659001

Site Name: Lake Elsinore - W. Flint Street

Location: Lake Elsinore, CA

Reporting: True, Located: True

Current AQI: 32.0

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
Sept. 17, 2019, 2 a.m. 0.9 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 42.0 ppb (32) 0.18 ppb (2) 10.0 μg/m3 (9) 3.7 μg/m3 (15) 32.0
 
Sept. 17, 2019, 1 a.m. 0.5 ppb (0) 0.3 ppb (0) N/A 0.0 ppb (0) N/A N/A 48.0 ppb (37) 0.18 ppb (2) 13.0 μg/m3 (12) 0.2 μg/m3 (1) 37.0
 
Sept. 17, 2019, midnight 0.8 ppb (1) 0.4 ppb (0) N/A 0.0 ppb (0) N/A N/A 43.0 ppb (33) 0.16 ppb (2) 13.0 μg/m3 (12) -5.0 μg/m3 (0) 33.0
 
Sept. 16, 2019, 11 p.m. 0.8 ppb (1) 0.4 ppb (0) N/A 0.0 ppb (0) N/A N/A 50.0 ppb (38) 0.16 ppb (2) 7.0 μg/m3 (6) -3.5 μg/m3 (0) 38.0
 
Sept. 16, 2019, 10 p.m. 1.0 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 52.0 ppb (40) 0.17 ppb (2) 7.0 μg/m3 (6) 2.7 μg/m3 (11) 40.0
 
Sept. 16, 2019, 9 p.m. 1.0 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 50.0 ppb (38) 0.18 ppb (2) 11.0 μg/m3 (10) 3.0 μg/m3 (12) 38.0
 
Sept. 16, 2019, 8 p.m. 1.1 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 53.0 ppb (41) 0.19 ppb (2) 13.0 μg/m3 (12) 0.0 μg/m3 (0) 41.0
 
Sept. 16, 2019, 7 p.m. 0.8 ppb (1) 0.4 ppb (0) N/A 0.0 ppb (0) N/A N/A 47.0 ppb (36) 0.17 ppb (2) 17.0 μg/m3 (15) 1.0 μg/m3 (4) 36.0
 
Sept. 16, 2019, 6 p.m. 2.0 ppb (2) 0.6 ppb (1) N/A 1.0 ppb (1) N/A N/A 45.0 ppb (35) 0.32 ppb (4) 16.0 μg/m3 (15) 4.7 μg/m3 (20) 35.0
 
Sept. 16, 2019, 5 p.m. 6.7 ppb (6) 1.2 ppb (1) N/A 5.0 ppb (5) N/A N/A 48.0 ppb (37) 0.27 ppb (3) 26.0 μg/m3 (24) 7.8 μg/m3 (32) 37.0
 
Sept. 16, 2019, 4 p.m. 12.2 ppb (11) 2.5 ppb (2) N/A 10.0 ppb (9) N/A N/A 36.0 ppb (28) 0.33 ppb (4) 36.0 μg/m3 (33) 5.9 μg/m3 (25) 33.0
 
Sept. 16, 2019, 3 p.m. 18.4 ppb (17) 4.6 ppb (4) N/A 14.0 ppb (13) N/A N/A 25.0 ppb (19) 0.41 ppb (5) 44.0 μg/m3 (40) 4.2 μg/m3 (18) 40.0
 
Sept. 16, 2019, 2 p.m. 31.0 ppb (29) 8.2 ppb (8) N/A 23.0 ppb (21) N/A N/A 8.0 ppb (6) 0.54 ppb (6) 53.0 μg/m3 (48) 7.1 μg/m3 (30) 48.0
 
Sept. 16, 2019, 1 p.m. 20.8 ppb (19) 1.6 ppb (1) N/A 19.0 ppb (18) N/A N/A 10.0 ppb (8) 0.38 ppb (4) 41.0 μg/m3 (37) 5.1 μg/m3 (21) 37.0
 
Sept. 16, 2019, noon 18.3 ppb (17) 0.7 ppb (1) N/A 18.0 ppb (17) N/A N/A 13.0 ppb (10) 0.35 ppb (4) 31.0 μg/m3 (28) 2.5 μg/m3 (10) 28.0
 
Sept. 16, 2019, 11 a.m. 13.4 ppb (12) 0.5 ppb (0) N/A 13.0 ppb (12) N/A N/A 17.0 ppb (13) 0.32 ppb (4) 28.0 μg/m3 (25) 0.3 μg/m3 (1) 25.0
 
Sept. 16, 2019, 10 a.m. 7.4 ppb (7) 0.4 ppb (0) N/A 7.0 ppb (6) N/A N/A 23.0 ppb (18) 0.28 ppb (3) 27.0 μg/m3 (25) 1.4 μg/m3 (6) 25.0
 
Sept. 16, 2019, 9 a.m. 9.8 ppb (9) 0.5 ppb (0) N/A 9.0 ppb (8) N/A N/A 19.0 ppb (15) 0.33 ppb (4) 29.0 μg/m3 (26) 7.3 μg/m3 (30) 30.0
 
Sept. 16, 2019, 8 a.m. 10.1 ppb (9) 0.5 ppb (0) N/A 10.0 ppb (9) N/A N/A 19.0 ppb (15) 0.35 ppb (4) 30.0 μg/m3 (27) 5.9 μg/m3 (25) 27.0
 
Sept. 16, 2019, 7 a.m. 9.8 ppb (9) 0.5 ppb (0) N/A 9.0 ppb (8) N/A N/A 22.0 ppb (17) 0.34 ppb (4) 30.0 μg/m3 (27) 4.0 μg/m3 (17) 27.0
 
Sept. 16, 2019, 6 a.m. 9.7 ppb (9) 0.5 ppb (0) N/A 9.0 ppb (8) N/A N/A 26.0 ppb (20) 0.35 ppb (4) 28.0 μg/m3 (25) 4.6 μg/m3 (19) 25.0
 
Sept. 16, 2019, 5 a.m. 7.1 ppb (7) 0.4 ppb (0) N/A 7.0 ppb (6) N/A N/A 32.0 ppb (25) 0.3 ppb (3) 29.0 μg/m3 (26) 4.9 μg/m3 (20) 26.0
 
Sept. 16, 2019, 4 a.m. 7.0 ppb (6) 0.4 ppb (0) N/A 7.0 ppb (6) N/A N/A 37.0 ppb (28) 0.32 ppb (4) 25.0 μg/m3 (23) 4.2 μg/m3 (18) 28.0
 
Sept. 16, 2019, 3 a.m. 4.4 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A N/A 42.0 ppb (32) 0.27 ppb (3) 26.0 μg/m3 (24) 5.1 μg/m3 (21) 32.0
 
Sept. 16, 2019, 2 a.m. 3.0 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 51.0 ppb (39) 0.26 ppb (3) 24.0 μg/m3 (22) 4.4 μg/m3 (18) 39.0
 
Sept. 16, 2019, 1 a.m. 1.0 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 60.0 ppb (46) 0.22 ppb (2) 19.0 μg/m3 (17) -0.6 μg/m3 (0) 46.0
 
Sept. 16, 2019, midnight 0.6 ppb (1) 0.3 ppb (0) N/A 0.0 ppb (0) N/A N/A 58.0 ppb (45) 0.2 ppb (2) 13.0 μg/m3 (12) 1.5 μg/m3 (6) 45.0
 
Sept. 15, 2019, 11 p.m. 0.6 ppb (1) 0.3 ppb (0) N/A 0.0 ppb (0) N/A N/A 56.0 ppb (43) 0.19 ppb (2) 14.0 μg/m3 (13) 2.0 μg/m3 (8) 43.0
 
Sept. 15, 2019, 10 p.m. 0.8 ppb (1) 0.4 ppb (0) N/A 0.0 ppb (0) N/A N/A 59.0 ppb (45) 0.21 ppb (2) 20.0 μg/m3 (18) -1.6 μg/m3 (0) 45.0
 
Sept. 15, 2019, 9 p.m. 1.2 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 59.0 ppb (45) 0.23 ppb (3) 22.0 μg/m3 (20) -0.6 μg/m3 (0) 45.0
 
Sept. 15, 2019, 8 p.m. 0.8 ppb (1) 0.3 ppb (0) N/A 0.0 ppb (0) N/A N/A 62.0 ppb (48) 0.21 ppb (2) 12.0 μg/m3 (11) 2.0 μg/m3 (8) 48.0
 
Sept. 15, 2019, 7 p.m. 1.1 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 62.0 ppb (48) 0.21 ppb (2) 13.0 μg/m3 (12) -0.4 μg/m3 (0) 48.0
 
Sept. 15, 2019, 6 p.m. 1.9 ppb (2) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 65.0 ppb (50) 0.23 ppb (3) 20.0 μg/m3 (18) 3.0 μg/m3 (12) 50.0
 
Sept. 15, 2019, 5 p.m. 2.0 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 62.0 ppb (48) 0.24 ppb (3) 22.0 μg/m3 (20) 7.8 μg/m3 (32) 48.0
 
Sept. 15, 2019, 4 p.m. 3.1 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 52.0 ppb (40) 0.26 ppb (3) 24.0 μg/m3 (22) 7.8 μg/m3 (32) 40.0
 
Sept. 15, 2019, 3 p.m. 7.9 ppb (7) 1.1 ppb (1) N/A 7.0 ppb (6) N/A N/A 35.0 ppb (27) 0.37 ppb (4) 33.0 μg/m3 (30) 7.2 μg/m3 (30) 30.0
 
Sept. 15, 2019, 2 p.m. 10.9 ppb (10) 1.3 ppb (1) N/A 10.0 ppb (9) N/A N/A 24.0 ppb (18) 0.4 ppb (4) 34.0 μg/m3 (31) 5.4 μg/m3 (23) 31.0
 
Sept. 15, 2019, 1 p.m. 7.9 ppb (7) 0.5 ppb (0) N/A 7.0 ppb (6) N/A N/A 27.0 ppb (21) 0.37 ppb (4) 32.0 μg/m3 (29) 7.6 μg/m3 (32) 32.0
 
Sept. 15, 2019, noon 8.7 ppb (8) 0.5 ppb (0) N/A 8.0 ppb (7) N/A N/A 27.0 ppb (21) 0.37 ppb (4) 30.0 μg/m3 (27) 7.3 μg/m3 (30) 30.0
 
Sept. 15, 2019, 11 a.m. 6.0 ppb (6) 0.4 ppb (0) N/A 6.0 ppb (6) N/A N/A 31.0 ppb (24) 0.34 ppb (4) 34.0 μg/m3 (31) 4.6 μg/m3 (19) 31.0
 
Sept. 15, 2019, 10 a.m. 8.8 ppb (8) 0.5 ppb (0) N/A 8.0 ppb (7) N/A N/A 27.0 ppb (21) 0.38 ppb (4) 35.0 μg/m3 (32) 5.1 μg/m3 (21) 32.0
 
Sept. 15, 2019, 9 a.m. 9.5 ppb (9) 0.5 ppb (0) N/A 9.0 ppb (8) N/A N/A 28.0 ppb (22) 0.41 ppb (5) 37.0 μg/m3 (34) 7.3 μg/m3 (30) 34.0
 
Sept. 15, 2019, 8 a.m. 7.0 ppb (6) 0.4 ppb (0) N/A 7.0 ppb (6) N/A N/A 31.0 ppb (24) 0.36 ppb (4) 37.0 μg/m3 (34) 6.1 μg/m3 (25) 34.0
 
Sept. 15, 2019, 7 a.m. 9.8 ppb (9) 0.5 ppb (0) N/A 9.0 ppb (8) N/A N/A 28.0 ppb (22) 0.42 ppb (5) 40.0 μg/m3 (36) 7.0 μg/m3 (29) 36.0
 
Sept. 15, 2019, 6 a.m. 12.8 ppb (12) 0.6 ppb (1) N/A 12.0 ppb (11) N/A N/A 26.0 ppb (20) 0.46 ppb (5) 41.0 μg/m3 (37) 7.8 μg/m3 (32) 37.0
 
Sept. 15, 2019, 5 a.m. 15.0 ppb (14) 0.6 ppb (1) N/A 14.0 ppb (13) N/A N/A 27.0 ppb (21) 0.51 ppb (6) 44.0 μg/m3 (40) 5.4 μg/m3 (23) 40.0
 
Sept. 15, 2019, 4 a.m. 9.1 ppb (8) 0.5 ppb (0) N/A 9.0 ppb (8) N/A N/A 42.0 ppb (32) 0.38 ppb (4) 37.0 μg/m3 (34) 4.4 μg/m3 (18) 34.0
 
Sept. 15, 2019, 3 a.m. 7.4 ppb (7) 0.4 ppb (0) N/A 7.0 ppb (6) N/A N/A 52.0 ppb (40) 0.33 ppb (4) 29.0 μg/m3 (26) 3.7 μg/m3 (15) 40.0
 
Sept. 15, 2019, 2 a.m. 3.3 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 62.0 ppb (48) 0.27 ppb (3) 27.0 μg/m3 (25) 3.7 μg/m3 (15) 48.0
 
Sept. 15, 2019, 1 a.m. 1.6 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 69.0 ppb (53) 0.24 ppb (3) 20.0 μg/m3 (18) 2.7 μg/m3 (11) 53.0
 
Sept. 15, 2019, midnight 1.8 ppb (2) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 70.0 ppb (54) 0.25 ppb (3) 20.0 μg/m3 (18) 3.0 μg/m3 (12) 54.0
 
Sept. 14, 2019, 11 p.m. 1.8 ppb (2) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 71.0 ppb (55) 0.28 ppb (3) 21.0 μg/m3 (19) 3.5 μg/m3 (15) 55.0
 
Sept. 14, 2019, 10 p.m. 2.0 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 73.0 ppb (57) 0.28 ppb (3) 21.0 μg/m3 (19) 1.5 μg/m3 (6) 57.0
 
Sept. 14, 2019, 9 p.m. 1.4 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 73.0 ppb (57) 0.25 ppb (3) 15.0 μg/m3 (14) -0.4 μg/m3 (0) 57.0
 
Sept. 14, 2019, 8 p.m. 0.8 ppb (1) 0.3 ppb (0) N/A 0.0 ppb (0) N/A N/A 72.0 ppb (56) 0.22 ppb (2) 11.0 μg/m3 (10) 2.0 μg/m3 (8) 56.0
 
Sept. 14, 2019, 7 p.m. 1.3 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 79.0 ppb (62) 0.22 ppb (2) 14.0 μg/m3 (13) 2.5 μg/m3 (10) 62.0
 
Sept. 14, 2019, 6 p.m. 1.7 ppb (2) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 81.0 ppb (63) 0.24 ppb (3) 16.0 μg/m3 (15) 3.7 μg/m3 (15) 63.0
 
Sept. 14, 2019, 5 p.m. 4.3 ppb (4) 0.5 ppb (0) N/A 4.0 ppb (4) N/A N/A 73.0 ppb (57) 0.31 ppb (3) 24.0 μg/m3 (22) 7.9 μg/m3 (33) 57.0
 
Sept. 14, 2019, 4 p.m. 8.8 ppb (8) 1.1 ppb (1) N/A 8.0 ppb (7) N/A N/A 55.0 ppb (42) 0.4 ppb (4) 38.0 μg/m3 (35) 7.5 μg/m3 (31) 42.0
 
Sept. 14, 2019, 3 p.m. 12.2 ppb (11) 1.8 ppb (2) N/A 10.0 ppb (9) N/A N/A 36.0 ppb (28) 0.44 ppb (5) 46.0 μg/m3 (42) 7.1 μg/m3 (30) 42.0
 
Sept. 14, 2019, 2 p.m. 23.0 ppb (21) 3.8 ppb (4) N/A 19.0 ppb (18) N/A N/A 19.0 ppb (15) 0.52 ppb (6) 45.0 μg/m3 (41) 9.5 μg/m3 (40) 41.0
 
Sept. 14, 2019, 1 p.m. 18.1 ppb (17) 1.0 ppb (1) N/A 17.0 ppb (16) N/A N/A 21.0 ppb (16) 0.46 ppb (5) 37.0 μg/m3 (34) 7.6 μg/m3 (32) 34.0
 
Sept. 14, 2019, noon 17.7 ppb (16) 0.8 ppb (1) N/A 17.0 ppb (16) N/A N/A 20.0 ppb (15) 0.48 ppb (5) 36.0 μg/m3 (33) 4.7 μg/m3 (20) 33.0
 
Sept. 14, 2019, 11 a.m. 9.8 ppb (9) 0.6 ppb (1) N/A 9.0 ppb (8) N/A N/A 30.0 ppb (23) 0.4 ppb (4) 35.0 μg/m3 (32) 18.1 μg/m3 (63) 63.0
 
Sept. 14, 2019, 10 a.m. 12.2 ppb (11) 0.7 ppb (1) N/A 12.0 ppb (11) N/A N/A 26.0 ppb (20) 0.46 ppb (5) 44.0 μg/m3 (40) 10.7 μg/m3 (45) 45.0
 
Sept. 14, 2019, 9 a.m. 12.6 ppb (12) 0.7 ppb (1) N/A 12.0 ppb (11) N/A N/A 26.0 ppb (20) 0.46 ppb (5) 41.0 μg/m3 (37) 10.1 μg/m3 (42) 42.0
 
Sept. 14, 2019, 8 a.m. 8.9 ppb (8) 0.6 ppb (1) N/A 8.0 ppb (7) N/A N/A 34.0 ppb (26) 0.4 ppb (4) 39.0 μg/m3 (35) 11.6 μg/m3 (48) 48.0
 
Sept. 14, 2019, 7 a.m. 13.6 ppb (13) 0.7 ppb (1) N/A 13.0 ppb (12) N/A N/A 30.0 ppb (23) 0.48 ppb (5) 45.0 μg/m3 (41) 7.7 μg/m3 (32) 41.0
 
Sept. 14, 2019, 6 a.m. 12.5 ppb (12) 0.6 ppb (1) N/A 12.0 ppb (11) N/A N/A 35.0 ppb (27) 0.46 ppb (5) 39.0 μg/m3 (35) 7.6 μg/m3 (32) 35.0
 
Sept. 14, 2019, 5 a.m. 12.8 ppb (12) 0.6 ppb (1) N/A 12.0 ppb (11) N/A N/A 45.0 ppb (35) 0.43 ppb (5) 35.0 μg/m3 (32) 7.1 μg/m3 (30) 35.0
 
Sept. 14, 2019, 4 a.m. 11.8 ppb (11) 0.6 ppb (1) N/A 11.0 ppb (10) N/A N/A 52.0 ppb (40) 0.42 ppb (5) 34.0 μg/m3 (31) 4.9 μg/m3 (20) 40.0
 
Sept. 14, 2019, 3 a.m. 8.9 ppb (8) 0.4 ppb (0) N/A 8.0 ppb (7) N/A N/A 69.0 ppb (53) 0.36 ppb (4) 31.0 μg/m3 (28) 7.6 μg/m3 (32) 53.0
 
Sept. 14, 2019, 2 a.m. 4.1 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A N/A 78.0 ppb (61) 0.3 ppb (3) 23.0 μg/m3 (21) 6.3 μg/m3 (26) 61.0
 
Sept. 14, 2019, 1 a.m. 3.5 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 81.0 ppb (63) 0.28 ppb (3) 16.0 μg/m3 (15) 3.7 μg/m3 (15) 63.0
 
Sept. 14, 2019, midnight 2.3 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 79.0 ppb (62) 0.26 ppb (3) 14.0 μg/m3 (13) 1.8 μg/m3 (8) 62.0
 
Sept. 13, 2019, 11 p.m. 3.4 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 92.0 ppb (72) 0.32 ppb (4) 18.0 μg/m3 (16) 4.9 μg/m3 (20) 72.0
 
Sept. 13, 2019, 10 p.m. 3.5 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 88.0 ppb (69) 0.32 ppb (4) N/A 4.9 μg/m3 (20) 69.0
 
Sept. 13, 2019, 9 p.m. 2.5 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 80.0 ppb (62) 0.28 ppb (3) N/A -0.4 μg/m3 (0) 62.0
 
Sept. 13, 2019, 8 p.m. 1.4 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 71.0 ppb (55) 0.22 ppb (2) N/A -2.9 μg/m3 (0) 55.0
 
Sept. 13, 2019, 7 p.m. 1.3 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 65.0 ppb (50) 0.21 ppb (2) N/A 2.5 μg/m3 (10) 50.0
 
Sept. 13, 2019, 6 p.m. 2.5 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 68.0 ppb (52) 0.23 ppb (3) N/A 6.4 μg/m3 (27) 52.0
 
Sept. 13, 2019, 5 p.m. 7.1 ppb (7) 1.1 ppb (1) N/A 6.0 ppb (6) N/A N/A 58.0 ppb (45) 0.27 ppb (3) N/A 4.4 μg/m3 (18) 45.0
 
Sept. 13, 2019, 4 p.m. 9.8 ppb (9) 1.7 ppb (2) N/A 8.0 ppb (7) N/A N/A 46.0 ppb (35) 0.31 ppb (3) N/A 4.4 μg/m3 (18) 35.0
 
Sept. 13, 2019, 3 p.m. 30.0 ppb (28) 7.8 ppb (7) N/A 22.0 ppb (20) N/A N/A 19.0 ppb (15) 0.51 ppb (6) N/A 7.3 μg/m3 (30) 30.0
 
Sept. 13, 2019, 2 p.m. 47.8 ppb (44) 18.1 ppb (17) N/A 30.0 ppb (28) N/A N/A 5.0 ppb (4) 0.61 ppb (7) N/A 7.1 μg/m3 (30) 44.0
 
Sept. 13, 2019, 1 p.m. 35.5 ppb (33) 5.7 ppb (5) N/A 30.0 ppb (28) N/A N/A 3.0 ppb (2) 0.5 ppb (6) N/A 5.4 μg/m3 (23) 33.0
 
Sept. 13, 2019, noon 22.5 ppb (21) 1.5 ppb (1) N/A 21.0 ppb (19) N/A N/A 9.0 ppb (7) 0.4 ppb (4) N/A 4.4 μg/m3 (18) 21.0
 
Sept. 13, 2019, 11 a.m. 13.3 ppb (12) 0.8 ppb (1) N/A 12.0 ppb (11) N/A N/A 17.0 ppb (13) 0.31 ppb (3) N/A 6.3 μg/m3 (26) 26.0
 
Sept. 13, 2019, 10 a.m. 11.4 ppb (11) 0.9 ppb (1) N/A 10.0 ppb (9) N/A N/A 16.0 ppb (12) 0.32 ppb (4) N/A 8.8 μg/m3 (37) 37.0
 
Sept. 13, 2019, 9 a.m. 7.6 ppb (7) 0.7 ppb (1) N/A 7.0 ppb (6) N/A N/A 23.0 ppb (18) 0.28 ppb (3) N/A 5.9 μg/m3 (25) 25.0
 
Sept. 13, 2019, 8 a.m. 7.6 ppb (7) 0.7 ppb (1) N/A 7.0 ppb (6) N/A N/A 24.0 ppb (18) 0.29 ppb (3) N/A 5.1 μg/m3 (21) 21.0
 
Sept. 13, 2019, 7 a.m. 9.8 ppb (9) 0.9 ppb (1) N/A 9.0 ppb (8) N/A N/A 19.0 ppb (15) 0.31 ppb (3) N/A 5.6 μg/m3 (23) 23.0
 
Sept. 13, 2019, 6 a.m. 12.7 ppb (12) 1.0 ppb (1) N/A 12.0 ppb (11) N/A N/A 18.0 ppb (14) 0.35 ppb (4) N/A 5.3 μg/m3 (22) 22.0
 
Sept. 13, 2019, 5 a.m. 8.1 ppb (8) 0.7 ppb (1) N/A 7.0 ppb (6) N/A N/A 27.0 ppb (21) 0.29 ppb (3) N/A 6.4 μg/m3 (27) 27.0
 
Sept. 13, 2019, 4 a.m. 9.3 ppb (9) 0.7 ppb (1) N/A 9.0 ppb (8) N/A N/A 28.0 ppb (22) 0.31 ppb (3) N/A 7.6 μg/m3 (32) 32.0
 
Sept. 13, 2019, 3 a.m. 5.0 ppb (5) 0.5 ppb (0) N/A 5.0 ppb (5) N/A N/A 36.0 ppb (28) 0.24 ppb (3) N/A 9.3 μg/m3 (39) 39.0
 
Sept. 13, 2019, 2 a.m. 4.1 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A N/A 55.0 ppb (42) 0.25 ppb (3) N/A 8.3 μg/m3 (35) 42.0
 
Sept. 13, 2019, 1 a.m. 3.2 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 70.0 ppb (54) 0.26 ppb (3) N/A 6.6 μg/m3 (28) 54.0
 
Sept. 13, 2019, midnight 3.3 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 76.0 ppb (59) 0.27 ppb (3) N/A 7.5 μg/m3 (31) 59.0
 
Sept. 12, 2019, 11 p.m. 4.1 ppb (4) 0.5 ppb (0) N/A 4.0 ppb (4) N/A N/A 86.0 ppb (68) 0.31 ppb (3) N/A 4.5 μg/m3 (19) 68.0
 
Sept. 12, 2019, 10 p.m. 3.4 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 84.0 ppb (66) 0.31 ppb (3) N/A 0.3 μg/m3 (1) 66.0
 
Sept. 12, 2019, 9 p.m. 2.1 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 72.0 ppb (56) 0.23 ppb (3) 121.0 μg/m3 (83) 0.5 μg/m3 (2) 83.0
 
Sept. 12, 2019, 8 p.m. 1.1 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 61.0 ppb (47) 0.18 ppb (2) 120.0 μg/m3 (82) 0.9 μg/m3 (4) 82.0
 
Sept. 12, 2019, 7 p.m. 1.3 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A 61.0 ppb (47) 0.16 ppb (2) N/A 2.0 μg/m3 (8) 47.0
 
Sept. 12, 2019, 6 p.m. 3.4 ppb (3) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 67.0 ppb (52) 0.2 ppb (2) N/A N/A 52.0
 
Sept. 12, 2019, 5 p.m. 6.8 ppb (6) 1.1 ppb (1) N/A 6.0 ppb (6) N/A N/A 61.0 ppb (47) 0.21 ppb (2) N/A N/A 47.0
 
Sept. 12, 2019, 4 p.m. 20.9 ppb (19) 3.8 ppb (4) N/A 17.0 ppb (16) N/A N/A 41.0 ppb (32) 0.48 ppb (5) 32.0 μg/m3 (29) N/A 32.0
 
Sept. 12, 2019, 3 p.m. 43.3 ppb (40) 13.0 ppb (12) N/A 30.0 ppb (28) N/A N/A 18.0 ppb (14) 0.62 ppb (7) 56.0 μg/m3 (50) N/A 50.0
 
Sept. 12, 2019, 2 p.m. 32.9 ppb (30) 7.8 ppb (7) N/A 25.0 ppb (23) N/A N/A 12.0 ppb (9) 0.53 ppb (6) 69.0 μg/m3 (57) 13.8 μg/m3 (54) 57.0
 
Sept. 12, 2019, 1 p.m. 26.9 ppb (25) 3.3 ppb (3) N/A 24.0 ppb (22) N/A N/A 9.0 ppb (7) 0.48 ppb (5) 56.0 μg/m3 (50) 10.2 μg/m3 (42) 50.0
 
Sept. 12, 2019, noon 19.7 ppb (18) 1.4 ppb (1) N/A 18.0 ppb (17) N/A N/A 15.0 ppb (12) 0.41 ppb (5) 37.0 μg/m3 (34) 18.5 μg/m3 (64) 64.0
 
Sept. 12, 2019, 11 a.m. 14.3 ppb (13) 1.2 ppb (1) N/A 13.0 ppb (12) N/A N/A 18.0 ppb (14) 0.35 ppb (4) 38.0 μg/m3 (35) 10.2 μg/m3 (42) 42.0
 
Sept. 12, 2019, 10 a.m. 9.6 ppb (9) 1.0 ppb (1) N/A 9.0 ppb (8) N/A N/A 25.0 ppb (19) 0.32 ppb (4) 32.0 μg/m3 (29) 5.9 μg/m3 (25) 29.0
 
Sept. 12, 2019, 9 a.m. 10.9 ppb (10) 0.8 ppb (1) N/A 10.0 ppb (9) N/A N/A 25.0 ppb (19) 0.33 ppb (4) 37.0 μg/m3 (34) 6.3 μg/m3 (26) 34.0
 
Sept. 12, 2019, 8 a.m. 8.6 ppb (8) 0.7 ppb (1) N/A 8.0 ppb (7) N/A N/A 27.0 ppb (21) 0.32 ppb (4) 31.0 μg/m3 (28) 9.5 μg/m3 (40) 40.0
 
Sept. 12, 2019, 7 a.m. 12.8 ppb (12) 0.7 ppb (1) N/A 12.0 ppb (11) N/A N/A 29.0 ppb (22) 0.34 ppb (4) 29.0 μg/m3 (26) 10.7 μg/m3 (45) 45.0
 
Sept. 12, 2019, 6 a.m. 8.0 ppb (7) 0.5 ppb (0) N/A 7.0 ppb (6) N/A N/A 33.0 ppb (25) 0.28 ppb (3) 29.0 μg/m3 (26) 12.2 μg/m3 (50) 50.0
 
Sept. 12, 2019, 5 a.m. 6.8 ppb (6) 0.5 ppb (0) N/A 6.0 ppb (6) N/A N/A 35.0 ppb (27) 0.27 ppb (3) 36.0 μg/m3 (33) 11.5 μg/m3 (48) 48.0
 
Sept. 12, 2019, 4 a.m. 7.4 ppb (7) 0.4 ppb (0) N/A 7.0 ppb (6) N/A N/A 47.0 ppb (36) 0.29 ppb (3) 29.0 μg/m3 (26) 9.3 μg/m3 (39) 39.0
 
Sept. 12, 2019, 3 a.m. 4.7 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A N/A 39.0 ppb (30) 0.25 ppb (3) 43.0 μg/m3 (39) 9.0 μg/m3 (38) 39.0
 
Sept. 12, 2019, 2 a.m. 6.0 ppb (6) 0.3 ppb (0) N/A 6.0 ppb (6) N/A N/A 71.0 ppb (55) 0.3 ppb (3) 40.0 μg/m3 (36) 13.4 μg/m3 (53) 55.0
 
Sept. 12, 2019, 1 a.m. 5.7 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A 79.0 ppb (62) 0.29 ppb (3) 51.0 μg/m3 (46) 16.7 μg/m3 (60) 62.0
 
Sept. 12, 2019, midnight 4.2 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A N/A 84.0 ppb (66) 0.27 ppb (3) 49.0 μg/m3 (45) 7.6 μg/m3 (32) 66.0
 
Sept. 11, 2019, 11 p.m. 2.9 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 80.0 ppb (62) 0.25 ppb (3) 27.0 μg/m3 (25) 10.0 μg/m3 (42) 62.0
 
Sept. 11, 2019, 10 p.m. 3.1 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 79.0 ppb (62) 0.25 ppb (3) 30.0 μg/m3 (27) 11.4 μg/m3 (48) 62.0
 
Sept. 11, 2019, 9 p.m. 3.1 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 75.0 ppb (58) 0.24 ppb (3) 42.0 μg/m3 (38) 7.6 μg/m3 (32) 58.0
 
Sept. 11, 2019, 8 p.m. 2.8 ppb (3) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 67.0 ppb (52) 0.23 ppb (3) 21.0 μg/m3 (19) 3.8 μg/m3 (16) 52.0
 
Sept. 11, 2019, 7 p.m. 2.8 ppb (3) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 61.0 ppb (47) 0.22 ppb (2) 23.0 μg/m3 (21) 5.4 μg/m3 (23) 47.0
 
Sept. 11, 2019, 6 p.m. 2.0 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 54.0 ppb (42) 0.2 ppb (2) 16.0 μg/m3 (15) 8.6 μg/m3 (36) 42.0
 
Sept. 11, 2019, 5 p.m. 3.6 ppb (3) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A 44.0 ppb (34) 0.22 ppb (2) 19.0 μg/m3 (17) 7.3 μg/m3 (30) 34.0
 
Sept. 11, 2019, 4 p.m. 3.9 ppb (4) 0.8 ppb (1) N/A 3.0 ppb (3) N/A N/A 40.0 ppb (31) 0.22 ppb (2) 23.0 μg/m3 (21) 9.3 μg/m3 (39) 39.0
 
Sept. 11, 2019, 3 p.m. 7.5 ppb (7) 1.6 ppb (1) N/A 6.0 ppb (6) N/A N/A 31.0 ppb (24) 0.26 ppb (3) 24.0 μg/m3 (22) 11.7 μg/m3 (49) 49.0
 
Sept. 11, 2019, 2 p.m. 12.9 ppb (12) 2.3 ppb (2) N/A 11.0 ppb (10) N/A N/A 17.0 ppb (13) 0.3 ppb (3) 33.0 μg/m3 (30) 9.5 μg/m3 (40) 40.0
 
Sept. 11, 2019, 1 p.m. 5.4 ppb (5) 0.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 24.0 ppb (18) 0.24 ppb (3) 21.0 μg/m3 (19) 7.1 μg/m3 (30) 30.0
 
Sept. 11, 2019, noon 2.8 ppb (3) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 27.0 ppb (21) 0.22 ppb (2) 18.0 μg/m3 (16) 5.0 μg/m3 (21) 21.0
 
Sept. 11, 2019, 11 a.m. 5.1 ppb (5) 0.4 ppb (0) N/A 5.0 ppb (5) N/A N/A 22.0 ppb (17) 0.23 ppb (3) 20.0 μg/m3 (18) 3.7 μg/m3 (15) 18.0
 
Sept. 11, 2019, 10 a.m. 1.8 ppb (2) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 25.0 ppb (19) 0.2 ppb (2) 13.0 μg/m3 (12) 3.2 μg/m3 (13) 19.0
 
Sept. 11, 2019, 9 a.m. 1.6 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 27.0 ppb (21) 0.18 ppb (2) 17.0 μg/m3 (15) 2.5 μg/m3 (10) 21.0
 
Sept. 11, 2019, 8 a.m. 1.2 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 28.0 ppb (22) 0.18 ppb (2) 16.0 μg/m3 (15) 1.8 μg/m3 (8) 22.0
 
Sept. 11, 2019, 7 a.m. 1.3 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 29.0 ppb (22) 0.17 ppb (2) 14.0 μg/m3 (13) 4.9 μg/m3 (20) 22.0
 
Sept. 11, 2019, 6 a.m. 2.0 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 28.0 ppb (22) 0.18 ppb (2) 16.0 μg/m3 (15) 5.9 μg/m3 (25) 25.0
 
Sept. 11, 2019, 5 a.m. 2.6 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 29.0 ppb (22) 0.19 ppb (2) 18.0 μg/m3 (16) 5.1 μg/m3 (21) 22.0
 
Sept. 11, 2019, 4 a.m. 2.8 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 32.0 ppb (25) 0.19 ppb (2) 19.0 μg/m3 (17) 5.4 μg/m3 (23) 25.0
 
Sept. 11, 2019, 3 a.m. 2.5 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 34.0 ppb (26) 0.19 ppb (2) 19.0 μg/m3 (17) 7.3 μg/m3 (30) 30.0
 
Sept. 11, 2019, 2 a.m. 2.4 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 38.0 ppb (29) 0.2 ppb (2) 17.0 μg/m3 (15) 9.5 μg/m3 (40) 40.0
 
Sept. 11, 2019, 1 a.m. 1.7 ppb (2) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 43.0 ppb (33) 0.19 ppb (2) 22.0 μg/m3 (20) 6.4 μg/m3 (27) 33.0
 
Sept. 11, 2019, midnight 1.6 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 45.0 ppb (35) 0.19 ppb (2) 30.0 μg/m3 (27) 4.1 μg/m3 (17) 35.0
 
Sept. 10, 2019, 11 p.m. 2.0 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 50.0 ppb (38) 0.2 ppb (2) 35.0 μg/m3 (32) 3.7 μg/m3 (15) 38.0
 
Sept. 10, 2019, 10 p.m. 1.7 ppb (2) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 51.0 ppb (39) 0.21 ppb (2) 26.0 μg/m3 (24) 3.2 μg/m3 (13) 39.0
 
Sept. 10, 2019, 9 p.m. 1.7 ppb (2) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 49.0 ppb (38) 0.22 ppb (2) 21.0 μg/m3 (19) 5.6 μg/m3 (23) 38.0
 
Sept. 10, 2019, 8 p.m. 1.8 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 50.0 ppb (38) 0.21 ppb (2) 17.0 μg/m3 (15) 7.7 μg/m3 (32) 38.0
 
Sept. 10, 2019, 7 p.m. 1.9 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 49.0 ppb (38) 0.21 ppb (2) 13.0 μg/m3 (12) 8.0 μg/m3 (33) 38.0
 
Sept. 10, 2019, 6 p.m. 2.2 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 48.0 ppb (37) 0.2 ppb (2) 14.0 μg/m3 (13) 8.6 μg/m3 (36) 37.0
 
Sept. 10, 2019, 5 p.m. 3.5 ppb (3) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A 43.0 ppb (33) 0.22 ppb (2) 13.0 μg/m3 (12) 7.8 μg/m3 (32) 33.0
 
Sept. 10, 2019, 4 p.m. 4.1 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A 36.0 ppb (28) 0.21 ppb (2) 17.0 μg/m3 (15) 5.6 μg/m3 (23) 28.0
 
Sept. 10, 2019, 3 p.m. 3.2 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 33.0 ppb (25) 0.2 ppb (2) 14.0 μg/m3 (13) 4.7 μg/m3 (20) 25.0
 
Sept. 10, 2019, 2 p.m. 2.8 ppb (3) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 32.0 ppb (25) 0.2 ppb (2) 17.0 μg/m3 (15) 3.5 μg/m3 (15) 25.0
 
Sept. 10, 2019, 1 p.m. 3.3 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 31.0 ppb (24) 0.22 ppb (2) 18.0 μg/m3 (16) 3.9 μg/m3 (16) 24.0
 
Sept. 10, 2019, noon 2.3 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 31.0 ppb (24) 0.2 ppb (2) 18.0 μg/m3 (16) 5.4 μg/m3 (23) 24.0
 
Sept. 10, 2019, 11 a.m. 1.5 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 32.0 ppb (25) 0.19 ppb (2) 15.0 μg/m3 (14) 5.7 μg/m3 (24) 25.0
 
Sept. 10, 2019, 10 a.m. 1.4 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 31.0 ppb (24) 0.19 ppb (2) 12.0 μg/m3 (11) 4.4 μg/m3 (18) 24.0
 
Sept. 10, 2019, 9 a.m. 1.5 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 32.0 ppb (25) 0.19 ppb (2) 14.0 μg/m3 (13) 3.5 μg/m3 (15) 25.0
 
Sept. 10, 2019, 8 a.m. 1.4 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 32.0 ppb (25) 0.19 ppb (2) 14.0 μg/m3 (13) 2.3 μg/m3 (10) 25.0
 
Sept. 10, 2019, 7 a.m. 1.3 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 33.0 ppb (25) 0.18 ppb (2) 19.0 μg/m3 (17) 1.3 μg/m3 (5) 25.0
 
Sept. 10, 2019, 6 a.m. 1.4 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 38.0 ppb (29) 0.18 ppb (2) 25.0 μg/m3 (23) 3.7 μg/m3 (15) 29.0
 
Sept. 10, 2019, 5 a.m. 1.5 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 43.0 ppb (33) 0.18 ppb (2) 18.0 μg/m3 (16) 3.7 μg/m3 (15) 33.0
 
Sept. 10, 2019, 4 a.m. 2.0 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 38.0 ppb (29) 0.19 ppb (2) 18.0 μg/m3 (16) 3.0 μg/m3 (12) 29.0
 
Sept. 10, 2019, 3 a.m. 2.4 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 37.0 ppb (28) 0.19 ppb (2) 28.0 μg/m3 (25) 3.1 μg/m3 (13) 28.0