AQSQID: 060659001

Site Name: Lake Elsinore - W. Flint Street

Location: Lake Elsinore, CA

Reporting: True, Located: True

Current AQI: 20.0

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
Nov. 21, 2019, 6 a.m. 4.3 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A N/A 26.0 ppb (20) 0.21 ppb (2) 8.0 μg/m3 (7) -0.1 μg/m3 (0) 20.0
 
Nov. 21, 2019, 5 a.m. 2.7 ppb (3) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 31.0 ppb (24) 0.17 ppb (2) 6.0 μg/m3 (5) 0.6 μg/m3 (2) 24.0
 
Nov. 21, 2019, 4 a.m. 5.9 ppb (5) 0.3 ppb (0) N/A 6.0 ppb (6) N/A N/A 23.0 ppb (18) 0.22 ppb (2) 8.0 μg/m3 (7) 2.5 μg/m3 (10) 18.0
 
Nov. 21, 2019, 3 a.m. 6.5 ppb (6) 0.3 ppb (0) N/A 6.0 ppb (6) N/A N/A 24.0 ppb (18) 0.24 ppb (3) 7.0 μg/m3 (6) 1.4 μg/m3 (6) 18.0
 
Nov. 21, 2019, 2 a.m. 3.5 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A 32.0 ppb (25) 0.17 ppb (2) 3.0 μg/m3 (3) -0.7 μg/m3 (0) 25.0
 
Nov. 21, 2019, 1 a.m. 4.4 ppb (4) 0.2 ppb (0) N/A 4.0 ppb (4) N/A N/A 33.0 ppb (25) 0.18 ppb (2) 4.0 μg/m3 (4) 0.6 μg/m3 (2) 25.0
 
Nov. 21, 2019, midnight 4.4 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A N/A 33.0 ppb (25) 0.19 ppb (2) 4.0 μg/m3 (4) 2.0 μg/m3 (8) 25.0
 
Nov. 20, 2019, 11 p.m. 3.6 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 38.0 ppb (29) 0.18 ppb (2) 3.0 μg/m3 (3) 0.8 μg/m3 (3) 29.0
 
Nov. 20, 2019, 10 p.m. 2.6 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (30) 0.17 ppb (2) 4.0 μg/m3 (4) -1.1 μg/m3 (0) 30.0
 
Nov. 20, 2019, 9 p.m. 1.7 ppb (2) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 41.0 ppb (32) 0.16 ppb (2) 2.0 μg/m3 (2) -2.2 μg/m3 (0) 32.0
 
Nov. 20, 2019, 8 p.m. 1.6 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 41.0 ppb (32) 0.15 ppb (2) 2.0 μg/m3 (2) -2.5 μg/m3 (0) 32.0
 
Nov. 20, 2019, 7 p.m. 1.4 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 41.0 ppb (32) 0.15 ppb (2) 6.0 μg/m3 (5) 0.1 μg/m3 (0) 32.0
 
Nov. 20, 2019, 6 p.m. 1.5 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 40.0 ppb (31) 0.16 ppb (2) 12.0 μg/m3 (11) 2.3 μg/m3 (10) 31.0
 
Nov. 20, 2019, 5 p.m. 1.2 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 43.0 ppb (33) 0.15 ppb (2) 15.0 μg/m3 (14) -2.3 μg/m3 (0) 33.0
 
Nov. 20, 2019, 4 p.m. 1.3 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 41.0 ppb (32) 0.15 ppb (2) 9.0 μg/m3 (8) -1.6 μg/m3 (0) 32.0
 
Nov. 20, 2019, 3 p.m. 1.1 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 38.0 ppb (29) 0.16 ppb (2) 9.0 μg/m3 (8) 1.7 μg/m3 (7) 29.0
 
Nov. 20, 2019, 2 p.m. 0.8 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 39.0 ppb (30) 0.16 ppb (2) 9.0 μg/m3 (8) 0.1 μg/m3 (0) 30.0
 
Nov. 20, 2019, 1 p.m. 0.9 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 39.0 ppb (30) 0.16 ppb (2) 7.0 μg/m3 (6) 0.0 μg/m3 (0) 30.0
 
Nov. 20, 2019, noon 0.9 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 38.0 ppb (29) 0.16 ppb (2) 9.0 μg/m3 (8) -0.8 μg/m3 (0) 29.0
 
Nov. 20, 2019, 11 a.m. 0.9 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 37.0 ppb (28) 0.15 ppb (2) 13.0 μg/m3 (12) 3.5 μg/m3 (15) 28.0
 
Nov. 20, 2019, 10 a.m. 0.9 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 38.0 ppb (29) 0.15 ppb (2) 14.0 μg/m3 (13) 3.6 μg/m3 (15) 29.0
 
Nov. 20, 2019, 9 a.m. 1.4 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 35.0 ppb (27) 0.14 ppb (2) 8.0 μg/m3 (7) -1.5 μg/m3 (0) 27.0
 
Nov. 20, 2019, 8 a.m. 1.2 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 32.0 ppb (25) 0.15 ppb (2) 7.0 μg/m3 (6) 2.5 μg/m3 (10) 25.0
 
Nov. 20, 2019, 7 a.m. 1.2 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 35.0 ppb (27) 0.14 ppb (2) 9.0 μg/m3 (8) 5.2 μg/m3 (22) 27.0
 
Nov. 20, 2019, 6 a.m. 1.3 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 39.0 ppb (30) 0.15 ppb (2) 6.0 μg/m3 (5) 4.1 μg/m3 (17) 30.0
 
Nov. 20, 2019, 5 a.m. 2.3 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 33.0 ppb (25) 0.15 ppb (2) 5.0 μg/m3 (5) 3.2 μg/m3 (13) 25.0
 
Nov. 20, 2019, 4 a.m. 2.1 ppb (2) 0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 33.0 ppb (25) 0.14 ppb (2) 2.0 μg/m3 (2) -0.6 μg/m3 (0) 25.0
 
Nov. 20, 2019, 3 a.m. 3.0 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A N/A 29.0 ppb (22) 0.16 ppb (2) 3.0 μg/m3 (3) 0.5 μg/m3 (2) 22.0
 
Nov. 20, 2019, 2 a.m. 2.9 ppb (3) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 32.0 ppb (25) 0.16 ppb (2) 5.0 μg/m3 (5) 2.0 μg/m3 (8) 25.0
 
Nov. 20, 2019, 1 a.m. 2.3 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 35.0 ppb (27) 0.16 ppb (2) 7.0 μg/m3 (6) -1.7 μg/m3 (0) 27.0
 
Nov. 20, 2019, midnight 3.9 ppb (4) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 35.0 ppb (27) 0.2 ppb (2) 20.0 μg/m3 (18) -0.3 μg/m3 (0) 27.0
 
Nov. 19, 2019, 11 p.m. 4.1 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A N/A 41.0 ppb (32) 0.22 ppb (2) 44.0 μg/m3 (40) 2.5 μg/m3 (10) 40.0
 
Nov. 19, 2019, 10 p.m. 4.1 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A N/A 49.0 ppb (38) 0.23 ppb (3) 94.0 μg/m3 (70) 1.3 μg/m3 (5) 70.0
 
Nov. 19, 2019, 9 p.m. 3.3 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 47.0 ppb (36) 0.2 ppb (2) 97.0 μg/m3 (71) 1.7 μg/m3 (7) 71.0
 
Nov. 19, 2019, 8 p.m. 2.4 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 47.0 ppb (36) 0.18 ppb (2) 32.0 μg/m3 (29) 1.5 μg/m3 (6) 36.0
 
Nov. 19, 2019, 7 p.m. 6.3 ppb (6) 1.1 ppb (1) N/A 5.0 ppb (5) N/A N/A 43.0 ppb (33) 0.22 ppb (2) 22.0 μg/m3 (20) 2.2 μg/m3 (9) 33.0
 
Nov. 19, 2019, 6 p.m. 15.6 ppb (14) 3.2 ppb (3) N/A 12.0 ppb (11) N/A N/A 30.0 ppb (23) 0.33 ppb (4) 28.0 μg/m3 (25) 0.0 μg/m3 (0) 25.0
 
Nov. 19, 2019, 5 p.m. 27.4 ppb (25) 8.0 ppb (7) N/A 19.0 ppb (18) N/A N/A 18.0 ppb (14) 0.46 ppb (5) 41.0 μg/m3 (37) 1.0 μg/m3 (4) 37.0
 
Nov. 19, 2019, 4 p.m. 42.7 ppb (40) 16.2 ppb (15) N/A 26.0 ppb (24) N/A N/A 8.0 ppb (6) 0.59 ppb (7) 51.0 μg/m3 (46) 7.1 μg/m3 (30) 46.0
 
Nov. 19, 2019, 3 p.m. 66.9 ppb (64) 36.0 ppb (33) N/A 31.0 ppb (29) N/A N/A 2.0 ppb (2) 0.7 ppb (8) 77.0 μg/m3 (61) 7.3 μg/m3 (30) 64.0
 
Nov. 19, 2019, 2 p.m. 42.0 ppb (39) 11.4 ppb (11) N/A 31.0 ppb (29) N/A N/A 2.0 ppb (2) 0.53 ppb (6) 39.0 μg/m3 (35) 5.9 μg/m3 (25) 39.0
 
Nov. 19, 2019, 1 p.m. 29.4 ppb (27) 4.6 ppb (4) N/A 25.0 ppb (23) N/A N/A 6.0 ppb (5) 0.43 ppb (5) 31.0 μg/m3 (28) 8.8 μg/m3 (37) 37.0
 
Nov. 19, 2019, noon 19.0 ppb (18) 0.9 ppb (1) N/A 18.0 ppb (17) N/A N/A 12.0 ppb (9) 0.38 ppb (4) 26.0 μg/m3 (24) 7.3 μg/m3 (30) 30.0
 
Nov. 19, 2019, 11 a.m. 12.1 ppb (11) 0.5 ppb (0) N/A 12.0 ppb (11) N/A N/A 19.0 ppb (15) 0.31 ppb (3) 29.0 μg/m3 (26) 5.9 μg/m3 (25) 26.0
 
Nov. 19, 2019, 10 a.m. 10.5 ppb (10) 0.4 ppb (0) N/A 10.0 ppb (9) N/A N/A 23.0 ppb (18) 0.31 ppb (3) 29.0 μg/m3 (26) 7.1 μg/m3 (30) 30.0
 
Nov. 19, 2019, 9 a.m. 14.2 ppb (13) 0.6 ppb (1) N/A 14.0 ppb (13) N/A N/A 17.0 ppb (13) 0.35 ppb (4) 31.0 μg/m3 (28) 4.9 μg/m3 (20) 28.0
 
Nov. 19, 2019, 8 a.m. 14.8 ppb (14) 0.5 ppb (0) N/A 14.0 ppb (13) N/A N/A 18.0 ppb (14) 0.37 ppb (4) 31.0 μg/m3 (28) 3.5 μg/m3 (15) 28.0
 
Nov. 19, 2019, 7 a.m. 22.2 ppb (21) 0.8 ppb (1) N/A 21.0 ppb (19) N/A N/A 12.0 ppb (9) 0.44 ppb (5) 49.0 μg/m3 (45) 5.4 μg/m3 (23) 45.0
 
Nov. 19, 2019, 6 a.m. 20.5 ppb (19) 0.9 ppb (1) N/A 20.0 ppb (19) N/A N/A 16.0 ppb (12) 0.41 ppb (5) 45.0 μg/m3 (41) 4.8 μg/m3 (20) 41.0
 
Nov. 19, 2019, 5 a.m. 13.8 ppb (13) 0.3 ppb (0) N/A 13.0 ppb (12) N/A N/A 29.0 ppb (22) 0.34 ppb (4) 30.0 μg/m3 (27) 4.2 μg/m3 (18) 27.0
 
Nov. 19, 2019, 4 a.m. 16.9 ppb (16) 0.4 ppb (0) N/A 16.0 ppb (15) N/A N/A 27.0 ppb (21) 0.4 ppb (4) 33.0 μg/m3 (30) 2.0 μg/m3 (8) 30.0
 
Nov. 19, 2019, 3 a.m. 22.2 ppb (21) 0.4 ppb (0) N/A 22.0 ppb (20) N/A N/A 27.0 ppb (21) 0.48 ppb (5) 34.0 μg/m3 (31) 0.0 μg/m3 (0) 31.0
 
Nov. 19, 2019, 2 a.m. 18.7 ppb (17) 0.4 ppb (0) N/A 18.0 ppb (17) N/A N/A 33.0 ppb (25) 0.43 ppb (5) 39.0 μg/m3 (35) 1.2 μg/m3 (5) 35.0
 
Nov. 19, 2019, 1 a.m. 6.6 ppb (6) 0.2 ppb (0) N/A 6.0 ppb (6) N/A N/A 53.0 ppb (41) 0.29 ppb (3) 18.0 μg/m3 (16) -0.6 μg/m3 (0) 41.0
 
Nov. 19, 2019, midnight 5.5 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A 55.0 ppb (42) 0.27 ppb (3) 26.0 μg/m3 (24) 0.2 μg/m3 (1) 42.0
 
Nov. 18, 2019, 11 p.m. 3.5 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 50.0 ppb (38) 0.21 ppb (2) 13.0 μg/m3 (12) -0.1 μg/m3 (0) 38.0
 
Nov. 18, 2019, 10 p.m. 2.2 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 51.0 ppb (39) 0.19 ppb (2) 6.0 μg/m3 (5) -1.7 μg/m3 (0) 39.0
 
Nov. 18, 2019, 9 p.m. 1.2 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 51.0 ppb (39) 0.17 ppb (2) 4.0 μg/m3 (4) -0.9 μg/m3 (0) 39.0
 
Nov. 18, 2019, 8 p.m. 2.3 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 51.0 ppb (39) 0.17 ppb (2) 7.0 μg/m3 (6) -0.5 μg/m3 (0) 39.0
 
Nov. 18, 2019, 7 p.m. 3.6 ppb (3) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A 48.0 ppb (37) 0.18 ppb (2) 9.0 μg/m3 (8) -0.9 μg/m3 (0) 37.0
 
Nov. 18, 2019, 6 p.m. 8.4 ppb (8) 1.7 ppb (2) N/A 7.0 ppb (6) N/A N/A 40.0 ppb (31) 0.23 ppb (3) 11.0 μg/m3 (10) -0.2 μg/m3 (0) 31.0
 
Nov. 18, 2019, 5 p.m. 25.8 ppb (24) 8.5 ppb (8) N/A 17.0 ppb (16) N/A N/A 22.0 ppb (17) 0.4 ppb (4) 40.0 μg/m3 (36) 3.5 μg/m3 (15) 36.0
 
Nov. 18, 2019, 4 p.m. 55.3 ppb (51) 26.0 ppb (24) N/A 29.0 ppb (27) N/A N/A 9.0 ppb (7) 0.64 ppb (7) 72.0 μg/m3 (58) 4.9 μg/m3 (20) 58.0
 
Nov. 18, 2019, 3 p.m. 60.1 ppb (56) 31.8 ppb (29) N/A 28.0 ppb (26) N/A N/A 4.0 ppb (3) 0.72 ppb (8) 83.0 μg/m3 (64) 3.7 μg/m3 (15) 64.0
 
Nov. 18, 2019, 2 p.m. 41.5 ppb (38) 13.1 ppb (12) N/A 28.0 ppb (26) N/A N/A 4.0 ppb (3) 0.47 ppb (5) 32.0 μg/m3 (29) 1.8 μg/m3 (8) 38.0
 
Nov. 18, 2019, 1 p.m. 37.7 ppb (35) 8.8 ppb (8) N/A 29.0 ppb (27) N/A N/A 3.0 ppb (2) 0.42 ppb (5) 30.0 μg/m3 (27) -1.4 μg/m3 (0) 35.0
 
Nov. 18, 2019, noon 18.1 ppb (17) 0.8 ppb (1) N/A 17.0 ppb (16) N/A N/A 14.0 ppb (11) 0.31 ppb (3) 17.0 μg/m3 (15) -0.7 μg/m3 (0) 17.0
 
Nov. 18, 2019, 11 a.m. 9.0 ppb (8) 0.4 ppb (0) N/A 9.0 ppb (8) N/A N/A 22.0 ppb (17) 0.28 ppb (3) 14.0 μg/m3 (13) -2.8 μg/m3 (0) 17.0
 
Nov. 18, 2019, 10 a.m. 11.0 ppb (10) 0.5 ppb (0) N/A 10.0 ppb (9) N/A N/A 18.0 ppb (14) 0.31 ppb (3) 18.0 μg/m3 (16) -2.8 μg/m3 (0) 16.0
 
Nov. 18, 2019, 9 a.m. 12.9 ppb (12) 0.5 ppb (0) N/A 12.0 ppb (11) N/A N/A 17.0 ppb (13) 0.35 ppb (4) 20.0 μg/m3 (18) 1.0 μg/m3 (4) 18.0
 
Nov. 18, 2019, 8 a.m. 17.5 ppb (16) 0.9 ppb (1) N/A 17.0 ppb (16) N/A N/A 13.0 ppb (10) 0.4 ppb (4) 25.0 μg/m3 (23) 0.3 μg/m3 (1) 23.0
 
Nov. 18, 2019, 7 a.m. 18.2 ppb (17) 0.7 ppb (1) N/A 18.0 ppb (17) N/A N/A 16.0 ppb (12) 0.41 ppb (5) 23.0 μg/m3 (21) -1.7 μg/m3 (0) 21.0
 
Nov. 18, 2019, 6 a.m. 13.0 ppb (12) 0.4 ppb (0) N/A 13.0 ppb (12) N/A N/A 20.0 ppb (15) 0.33 ppb (4) 22.0 μg/m3 (20) -0.9 μg/m3 (0) 20.0
 
Nov. 18, 2019, 5 a.m. 7.3 ppb (7) 0.2 ppb (0) N/A 7.0 ppb (6) N/A N/A 32.0 ppb (25) 0.26 ppb (3) 24.0 μg/m3 (22) 2.5 μg/m3 (10) 25.0
 
Nov. 18, 2019, 4 a.m. 9.9 ppb (9) 0.3 ppb (0) N/A 10.0 ppb (9) N/A N/A 28.0 ppb (22) 0.31 ppb (3) 31.0 μg/m3 (28) 2.0 μg/m3 (8) 28.0
 
Nov. 18, 2019, 3 a.m. 11.1 ppb (10) 0.2 ppb (0) N/A 11.0 ppb (10) N/A N/A 29.0 ppb (22) 0.32 ppb (4) 32.0 μg/m3 (29) 0.3 μg/m3 (1) 29.0
 
Nov. 18, 2019, 2 a.m. 9.2 ppb (9) 0.3 ppb (0) N/A 9.0 ppb (8) N/A N/A 36.0 ppb (28) 0.3 ppb (3) 30.0 μg/m3 (27) -3.5 μg/m3 (0) 28.0
 
Nov. 18, 2019, 1 a.m. 4.6 ppb (4) 0.1 ppb (0) N/A 4.0 ppb (4) N/A N/A 45.0 ppb (35) 0.24 ppb (3) 21.0 μg/m3 (19) N/A 35.0
 
Nov. 18, 2019, midnight 5.2 ppb (5) 0.1 ppb (0) N/A 5.0 ppb (5) N/A N/A 48.0 ppb (37) 0.24 ppb (3) 20.0 μg/m3 (18) N/A 37.0
 
Nov. 17, 2019, 11 p.m. 1.3 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 51.0 ppb (39) 0.19 ppb (2) 12.0 μg/m3 (11) -4.5 μg/m3 (0) 39.0
 
Nov. 17, 2019, 10 p.m. 1.0 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 51.0 ppb (39) 0.19 ppb (2) 13.0 μg/m3 (12) -2.6 μg/m3 (0) 39.0
 
Nov. 17, 2019, 9 p.m. 1.3 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 50.0 ppb (38) 0.19 ppb (2) 15.0 μg/m3 (14) -3.0 μg/m3 (0) 38.0
 
Nov. 17, 2019, 8 p.m. 1.2 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 50.0 ppb (38) 0.18 ppb (2) 17.0 μg/m3 (15) -2.0 μg/m3 (0) 38.0
 
Nov. 17, 2019, 7 p.m. 1.5 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 48.0 ppb (37) 0.18 ppb (2) 18.0 μg/m3 (16) -1.2 μg/m3 (0) 37.0
 
Nov. 17, 2019, 6 p.m. 2.4 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 43.0 ppb (33) 0.18 ppb (2) 17.0 μg/m3 (15) -2.4 μg/m3 (0) 33.0
 
Nov. 17, 2019, 5 p.m. 3.0 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (30) 0.18 ppb (2) 15.0 μg/m3 (14) -3.5 μg/m3 (0) 30.0
 
Nov. 17, 2019, 4 p.m. 3.9 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 36.0 ppb (28) 0.19 ppb (2) 12.0 μg/m3 (11) -1.0 μg/m3 (0) 28.0
 
Nov. 17, 2019, 3 p.m. 5.6 ppb (5) 0.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 34.0 ppb (26) 0.2 ppb (2) 16.0 μg/m3 (15) -1.9 μg/m3 (0) 26.0
 
Nov. 17, 2019, 2 p.m. 6.7 ppb (6) 0.3 ppb (0) N/A 6.0 ppb (6) N/A N/A 30.0 ppb (23) 0.22 ppb (2) 12.0 μg/m3 (11) N/A 23.0
 
Nov. 17, 2019, 1 p.m. 5.5 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A 31.0 ppb (24) 0.21 ppb (2) 12.0 μg/m3 (11) -1.2 μg/m3 (0) 24.0
 
Nov. 17, 2019, noon 5.0 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A 30.0 ppb (23) 0.23 ppb (3) 13.0 μg/m3 (12) 3.1 μg/m3 (13) 23.0
 
Nov. 17, 2019, 11 a.m. 10.8 ppb (10) 0.5 ppb (0) N/A 10.0 ppb (9) N/A N/A 19.0 ppb (15) 0.35 ppb (4) 22.0 μg/m3 (20) 1.7 μg/m3 (7) 20.0
 
Nov. 17, 2019, 10 a.m. 13.0 ppb (12) 0.5 ppb (0) N/A 13.0 ppb (12) N/A N/A 16.0 ppb (12) 0.39 ppb (4) 24.0 μg/m3 (22) 1.5 μg/m3 (6) 22.0
 
Nov. 17, 2019, 9 a.m. 13.1 ppb (12) 0.5 ppb (0) N/A 13.0 ppb (12) N/A N/A 16.0 ppb (12) 0.37 ppb (4) 25.0 μg/m3 (23) 2.4 μg/m3 (10) 23.0
 
Nov. 17, 2019, 8 a.m. 13.5 ppb (12) 0.4 ppb (0) N/A 13.0 ppb (12) N/A N/A 18.0 ppb (14) 0.37 ppb (4) 23.0 μg/m3 (21) -1.3 μg/m3 (0) 21.0
 
Nov. 17, 2019, 7 a.m. 9.8 ppb (9) 0.3 ppb (0) N/A 9.0 ppb (8) N/A N/A 25.0 ppb (19) 0.3 ppb (3) 23.0 μg/m3 (21) 1.9 μg/m3 (8) 21.0
 
Nov. 17, 2019, 6 a.m. 12.5 ppb (12) 0.4 ppb (0) N/A 12.0 ppb (11) N/A N/A 22.0 ppb (17) 0.34 ppb (4) 26.0 μg/m3 (24) 4.9 μg/m3 (20) 24.0
 
Nov. 17, 2019, 5 a.m. 9.2 ppb (9) 0.2 ppb (0) N/A 9.0 ppb (8) N/A N/A 30.0 ppb (23) 0.26 ppb (3) 24.0 μg/m3 (22) -0.4 μg/m3 (0) 23.0
 
Nov. 17, 2019, 4 a.m. 10.0 ppb (9) 0.2 ppb (0) N/A 10.0 ppb (9) N/A N/A 33.0 ppb (25) 0.28 ppb (3) 23.0 μg/m3 (21) 3.0 μg/m3 (12) 25.0
 
Nov. 17, 2019, 3 a.m. 16.7 ppb (15) 0.3 ppb (0) N/A 16.0 ppb (15) N/A N/A 34.0 ppb (26) 0.43 ppb (5) 25.0 μg/m3 (23) 10.9 μg/m3 (45) 45.0
 
Nov. 17, 2019, 2 a.m. 24.2 ppb (22) 0.5 ppb (0) N/A 24.0 ppb (22) N/A N/A 35.0 ppb (27) 0.61 ppb (7) 35.0 μg/m3 (32) 13.6 μg/m3 (53) 53.0
 
Nov. 17, 2019, 1 a.m. 26.2 ppb (24) 0.5 ppb (0) N/A 26.0 ppb (24) N/A N/A 41.0 ppb (32) 0.62 ppb (7) 54.0 μg/m3 (49) 15.4 μg/m3 (57) 57.0
 
Nov. 17, 2019, midnight 7.1 ppb (7) 0.2 ppb (0) N/A 7.0 ppb (6) N/A N/A 43.0 ppb (33) 0.23 ppb (3) 70.0 μg/m3 (58) -1.5 μg/m3 (0) 58.0
 
Nov. 16, 2019, 11 p.m. 4.9 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A 51.0 ppb (39) 0.2 ppb (2) 24.0 μg/m3 (22) -0.1 μg/m3 (0) 39.0
 
Nov. 16, 2019, 10 p.m. 3.1 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 54.0 ppb (42) 0.18 ppb (2) 17.0 μg/m3 (15) 2.2 μg/m3 (9) 42.0
 
Nov. 16, 2019, 9 p.m. 3.4 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 55.0 ppb (42) 0.17 ppb (2) 20.0 μg/m3 (18) 2.7 μg/m3 (11) 42.0
 
Nov. 16, 2019, 8 p.m. 3.9 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A N/A 54.0 ppb (42) 0.17 ppb (2) 16.0 μg/m3 (15) 2.0 μg/m3 (8) 42.0
 
Nov. 16, 2019, 7 p.m. 5.5 ppb (5) 0.9 ppb (1) N/A 5.0 ppb (5) N/A N/A 52.0 ppb (40) 0.16 ppb (2) 18.0 μg/m3 (16) 1.2 μg/m3 (5) 40.0
 
Nov. 16, 2019, 6 p.m. 7.1 ppb (7) 1.0 ppb (1) N/A 6.0 ppb (6) N/A N/A 48.0 ppb (37) 0.19 ppb (2) 15.0 μg/m3 (14) 7.1 μg/m3 (30) 37.0
 
Nov. 16, 2019, 5 p.m. 19.3 ppb (18) 4.1 ppb (4) N/A 15.0 ppb (14) N/A N/A 29.0 ppb (22) 0.44 ppb (5) 30.0 μg/m3 (27) 11.9 μg/m3 (50) 50.0
 
Nov. 16, 2019, 4 p.m. 38.3 ppb (35) 14.7 ppb (14) N/A 24.0 ppb (22) N/A N/A 10.0 ppb (8) 0.69 ppb (8) 64.0 μg/m3 (54) 26.0 μg/m3 (80) 80.0
 
Nov. 16, 2019, 3 p.m. 32.2 ppb (30) 11.7 ppb (11) N/A 20.0 ppb (19) N/A N/A 7.0 ppb (5) 0.58 ppb (6) 35.0 μg/m3 (32) 23.4 μg/m3 (74) 74.0
 
Nov. 16, 2019, 2 p.m. 30.0 ppb (28) 10.5 ppb (10) N/A 19.0 ppb (18) N/A N/A 5.0 ppb (4) 0.55 ppb (6) 33.0 μg/m3 (30) 19.5 μg/m3 (66) 66.0
 
Nov. 16, 2019, 1 p.m. 22.4 ppb (21) 2.9 ppb (3) N/A 20.0 ppb (19) N/A N/A 5.0 ppb (4) 0.51 ppb (6) 37.0 μg/m3 (34) 27.3 μg/m3 (83) 83.0
 
Nov. 16, 2019, noon 23.2 ppb (21) 3.3 ppb (3) N/A 20.0 ppb (19) N/A N/A 2.0 ppb (2) 0.53 ppb (6) 35.0 μg/m3 (32) 23.4 μg/m3 (74) 74.0
 
Nov. 16, 2019, 11 a.m. 21.1 ppb (20) 2.1 ppb (2) N/A 19.0 ppb (18) N/A N/A 6.0 ppb (5) 0.52 ppb (6) 33.0 μg/m3 (30) 18.2 μg/m3 (63) 63.0
 
Nov. 16, 2019, 10 a.m. 19.9 ppb (18) 1.9 ppb (2) N/A 18.0 ppb (17) N/A N/A 6.0 ppb (5) 0.54 ppb (6) 36.0 μg/m3 (33) 23.4 μg/m3 (74) 74.0
 
Nov. 16, 2019, 9 a.m. 25.2 ppb (23) 2.6 ppb (2) N/A 23.0 ppb (21) N/A N/A 4.0 ppb (3) 0.57 ppb (6) 42.0 μg/m3 (38) 14.2 μg/m3 (55) 55.0
 
Nov. 16, 2019, 8 a.m. 28.3 ppb (26) 2.3 ppb (2) N/A 26.0 ppb (24) N/A N/A 4.0 ppb (3) 0.6 ppb (7) 49.0 μg/m3 (45) 17.7 μg/m3 (62) 62.0
 
Nov. 16, 2019, 7 a.m. 27.7 ppb (26) 1.7 ppb (2) N/A 26.0 ppb (24) N/A N/A 7.0 ppb (5) 0.57 ppb (6) 47.0 μg/m3 (43) 18.4 μg/m3 (64) 64.0
 
Nov. 16, 2019, 6 a.m. 24.0 ppb (22) 1.5 ppb (1) N/A 22.0 ppb (20) N/A N/A 10.0 ppb (8) 0.51 ppb (6) 35.0 μg/m3 (32) 17.0 μg/m3 (61) 61.0
 
Nov. 16, 2019, 5 a.m. 27.2 ppb (25) 1.5 ppb (1) N/A 26.0 ppb (24) N/A N/A 11.0 ppb (8) 0.54 ppb (6) 36.0 μg/m3 (33) 15.6 μg/m3 (58) 58.0
 
Nov. 16, 2019, 4 a.m. 25.1 ppb (23) 1.0 ppb (1) N/A 24.0 ppb (22) N/A N/A 17.0 ppb (13) 0.48 ppb (5) 36.0 μg/m3 (33) 12.4 μg/m3 (51) 51.0
 
Nov. 16, 2019, 3 a.m. 24.8 ppb (23) 0.8 ppb (1) N/A 24.0 ppb (22) N/A N/A 20.0 ppb (15) 0.42 ppb (5) 36.0 μg/m3 (33) 14.6 μg/m3 (56) 56.0
 
Nov. 16, 2019, 2 a.m. 20.2 ppb (19) 0.5 ppb (0) N/A 20.0 ppb (19) N/A N/A 27.0 ppb (21) 0.4 ppb (4) 42.0 μg/m3 (38) 14.8 μg/m3 (56) 56.0
 
Nov. 16, 2019, 1 a.m. 18.5 ppb (17) 0.4 ppb (0) N/A 18.0 ppb (17) N/A N/A 35.0 ppb (27) 0.38 ppb (4) 37.0 μg/m3 (34) 8.0 μg/m3 (33) 34.0
 
Nov. 16, 2019, midnight 9.0 ppb (8) 0.3 ppb (0) N/A 9.0 ppb (8) N/A N/A 41.0 ppb (32) 0.25 ppb (3) 27.0 μg/m3 (25) 4.7 μg/m3 (20) 32.0
 
Nov. 15, 2019, 11 p.m. 7.0 ppb (6) 0.4 ppb (0) N/A 7.0 ppb (6) N/A N/A 51.0 ppb (39) 0.24 ppb (3) 28.0 μg/m3 (25) 4.9 μg/m3 (20) 39.0
 
Nov. 15, 2019, 10 p.m. 8.5 ppb (8) 0.7 ppb (1) N/A 8.0 ppb (7) N/A N/A 56.0 ppb (43) 0.26 ppb (3) 21.0 μg/m3 (19) 7.1 μg/m3 (30) 43.0
 
Nov. 15, 2019, 9 p.m. 8.0 ppb (7) 0.8 ppb (1) N/A 7.0 ppb (6) N/A N/A 56.0 ppb (43) 0.27 ppb (3) 22.0 μg/m3 (20) 10.9 μg/m3 (45) 45.0
 
Nov. 15, 2019, 8 p.m. 11.6 ppb (11) 1.6 ppb (1) N/A 10.0 ppb (9) N/A N/A 52.0 ppb (40) 0.3 ppb (3) 26.0 μg/m3 (24) 12.9 μg/m3 (52) 52.0
 
Nov. 15, 2019, 7 p.m. 15.4 ppb (14) 2.8 ppb (3) N/A 13.0 ppb (12) N/A N/A 43.0 ppb (33) 0.34 ppb (4) 32.0 μg/m3 (29) 13.1 μg/m3 (52) 52.0
 
Nov. 15, 2019, 6 p.m. 17.8 ppb (16) 3.8 ppb (4) N/A 14.0 ppb (13) N/A N/A 37.0 ppb (28) 0.37 ppb (4) 37.0 μg/m3 (34) 16.1 μg/m3 (59) 59.0
 
Nov. 15, 2019, 5 p.m. 15.8 ppb (15) 3.1 ppb (3) N/A 13.0 ppb (12) N/A N/A 34.0 ppb (26) 0.43 ppb (5) 38.0 μg/m3 (35) 26.3 μg/m3 (80) 80.0
 
Nov. 15, 2019, 4 p.m. 30.0 ppb (28) 10.7 ppb (10) N/A 19.0 ppb (18) N/A N/A 14.0 ppb (11) 0.58 ppb (6) 46.0 μg/m3 (42) 22.3 μg/m3 (72) 72.0
 
Nov. 15, 2019, 3 p.m. 46.2 ppb (43) 24.8 ppb (23) N/A 21.0 ppb (19) N/A N/A 4.0 ppb (3) 0.7 ppb (8) 50.0 μg/m3 (45) 20.5 μg/m3 (68) 68.0
 
Nov. 15, 2019, 2 p.m. 39.8 ppb (37) 19.0 ppb (18) N/A 21.0 ppb (19) N/A N/A 1.0 ppb (1) 0.66 ppb (7) 43.0 μg/m3 (39) 24.5 μg/m3 (77) 77.0
 
Nov. 15, 2019, 1 p.m. 35.4 ppb (33) 14.2 ppb (13) N/A 21.0 ppb (19) N/A N/A 0.0 ppb (0) 0.59 ppb (7) 41.0 μg/m3 (37) 14.8 μg/m3 (56) 56.0
 
Nov. 15, 2019, noon 18.4 ppb (17) 2.1 ppb (2) N/A 16.0 ppb (15) N/A N/A 5.0 ppb (4) 0.45 ppb (5) 32.0 μg/m3 (29) 13.2 μg/m3 (53) 53.0
 
Nov. 15, 2019, 11 a.m. 20.7 ppb (19) 1.9 ppb (2) N/A 19.0 ppb (18) N/A N/A 6.0 ppb (5) 0.46 ppb (5) 37.0 μg/m3 (34) 20.2 μg/m3 (67) 67.0
 
Nov. 15, 2019, 10 a.m. 20.9 ppb (19) 2.2 ppb (2) N/A 19.0 ppb (18) N/A N/A 4.0 ppb (3) 0.49 ppb (5) 35.0 μg/m3 (32) 18.0 μg/m3 (63) 63.0
 
Nov. 15, 2019, 9 a.m. 24.9 ppb (23) 2.4 ppb (2) N/A 23.0 ppb (21) N/A N/A 4.0 ppb (3) 0.5 ppb (6) 38.0 μg/m3 (35) 14.1 μg/m3 (54) 54.0
 
Nov. 15, 2019, 8 a.m. 26.5 ppb (25) 2.2 ppb (2) N/A 24.0 ppb (22) N/A N/A 4.0 ppb (3) 0.53 ppb (6) 42.0 μg/m3 (38) 21.2 μg/m3 (70) 70.0
 
Nov. 15, 2019, 7 a.m. 26.4 ppb (24) 1.7 ppb (2) N/A 25.0 ppb (23) N/A N/A 8.0 ppb (6) 0.5 ppb (6) 38.0 μg/m3 (35) 15.3 μg/m3 (57) 57.0
 
Nov. 15, 2019, 6 a.m. 24.3 ppb (23) 1.3 ppb (1) N/A 23.0 ppb (21) N/A N/A 11.0 ppb (8) 0.48 ppb (5) 47.0 μg/m3 (43) 17.7 μg/m3 (62) 62.0
 
Nov. 15, 2019, 5 a.m. 27.3 ppb (25) 1.3 ppb (1) N/A 26.0 ppb (24) N/A N/A 10.0 ppb (8) 0.56 ppb (6) 49.0 μg/m3 (45) 15.0 μg/m3 (56) 56.0
 
Nov. 15, 2019, 4 a.m. 27.8 ppb (26) 1.3 ppb (1) N/A 27.0 ppb (25) N/A N/A 14.0 ppb (11) 0.55 ppb (6) 38.0 μg/m3 (35) 17.8 μg/m3 (62) 62.0
 
Nov. 15, 2019, 3 a.m. 23.6 ppb (22) 1.0 ppb (1) N/A 23.0 ppb (21) N/A N/A 22.0 ppb (17) 0.47 ppb (5) 40.0 μg/m3 (36) 17.2 μg/m3 (61) 61.0
 
Nov. 15, 2019, 2 a.m. 22.2 ppb (21) 0.7 ppb (1) N/A 22.0 ppb (20) N/A N/A 28.0 ppb (22) 0.44 ppb (5) 43.0 μg/m3 (39) 15.6 μg/m3 (58) 58.0
 
Nov. 15, 2019, 1 a.m. 19.8 ppb (18) 0.4 ppb (0) N/A 19.0 ppb (18) N/A N/A 37.0 ppb (28) 0.44 ppb (5) 41.0 μg/m3 (37) 23.9 μg/m3 (75) 75.0
 
Nov. 15, 2019, midnight 16.2 ppb (15) 0.4 ppb (0) N/A 16.0 ppb (15) N/A N/A 52.0 ppb (40) 0.43 ppb (5) 44.0 μg/m3 (40) 19.2 μg/m3 (65) 65.0
 
Nov. 14, 2019, 11 p.m. 15.4 ppb (14) 0.9 ppb (1) N/A 14.0 ppb (13) N/A N/A 56.0 ppb (43) 0.4 ppb (4) 47.0 μg/m3 (43) 6.2 μg/m3 (26) 43.0
 
Nov. 14, 2019, 10 p.m. 8.7 ppb (8) 0.7 ppb (1) N/A 8.0 ppb (7) N/A N/A 61.0 ppb (47) 0.3 ppb (3) 23.0 μg/m3 (21) 4.5 μg/m3 (19) 47.0
 
Nov. 14, 2019, 9 p.m. 4.7 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A N/A 62.0 ppb (48) 0.23 ppb (3) 10.0 μg/m3 (9) 2.0 μg/m3 (8) 48.0
 
Nov. 14, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 4.2 μg/m3 (18) 18.0
 
Nov. 14, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (42) 42.0
 
Nov. 14, 2019, 6 p.m. 9.8 ppb (9) 0.9 ppb (1) N/A 9.0 ppb (8) N/A N/A 56.0 ppb (43) 0.38 ppb (4) N/A 12.9 μg/m3 (52) 52.0
 
Nov. 14, 2019, 5 p.m. 25.0 ppb (23) 8.6 ppb (8) N/A 16.0 ppb (15) N/A N/A 34.0 ppb (26) 0.54 ppb (6) 36.0 μg/m3 (33) N/A 33.0
 
Nov. 14, 2019, 4 p.m. 28.5 ppb (26) 7.8 ppb (7) N/A 21.0 ppb (19) N/A N/A 20.0 ppb (15) 0.61 ppb (7) 45.0 μg/m3 (41) N/A 41.0
 
Nov. 14, 2019, 3 p.m. 54.0 ppb (50) 27.9 ppb (26) N/A 26.0 ppb (24) N/A N/A 4.0 ppb (3) 0.78 ppb (9) 60.0 μg/m3 (52) 25.8 μg/m3 (79) 79.0
 
Nov. 14, 2019, 2 p.m. 35.9 ppb (33) 11.2 ppb (10) N/A 25.0 ppb (23) N/A N/A 2.0 ppb (2) 0.65 ppb (7) 40.0 μg/m3 (36) 28.0 μg/m3 (84) 84.0
 
Nov. 14, 2019, 1 p.m. 31.7 ppb (29) 7.0 ppb (6) N/A 25.0 ppb (23) N/A N/A 2.0 ppb (2) 0.6 ppb (7) 34.0 μg/m3 (31) 21.7 μg/m3 (71) 71.0
 
Nov. 14, 2019, noon 24.6 ppb (23) 3.6 ppb (3) N/A 21.0 ppb (19) N/A N/A 6.0 ppb (5) 0.55 ppb (6) 36.0 μg/m3 (33) 21.0 μg/m3 (69) 69.0
 
Nov. 14, 2019, 11 a.m. 21.4 ppb (20) 2.1 ppb (2) N/A 19.0 ppb (18) N/A N/A 7.0 ppb (5) 0.54 ppb (6) 35.0 μg/m3 (32) 20.9 μg/m3 (69) 69.0
 
Nov. 14, 2019, 10 a.m. 20.9 ppb (19) 1.8 ppb (2) N/A 19.0 ppb (18) N/A N/A 8.0 ppb (6) 0.55 ppb (6) 28.0 μg/m3 (25) 19.5 μg/m3 (66) 66.0
 
Nov. 14, 2019, 9 a.m. 16.9 ppb (16) 1.5 ppb (1) N/A 15.0 ppb (14) N/A N/A 14.0 ppb (11) 0.49 ppb (5) 36.0 μg/m3 (33) 20.6 μg/m3 (68) 68.0
 
Nov. 14, 2019, 8 a.m. 18.3 ppb (17) 1.8 ppb (2) N/A 17.0 ppb (16) N/A N/A 14.0 ppb (11) 0.5 ppb (6) 34.0 μg/m3 (31) 21.9 μg/m3 (71) 71.0
 
Nov. 14, 2019, 7 a.m. 24.7 ppb (23) 1.7 ppb (2) N/A 23.0 ppb (21) N/A N/A 11.0 ppb (8) 0.58 ppb (6) 43.0 μg/m3 (39) 19.2 μg/m3 (65) 65.0