AQSQID: 061113001

Site Name: El Rio - Rio Mesa School #2

Location: Ventura Co, CA

Reporting: True, Located: True

Current AQI: 34.0

Ventura Co CA, US: 34.2653, -119.1336

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
May 20, 2019, midnight N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A 18.0 μg/m3 (16) 5.0 μg/m3 (21) 34.0
 
May 19, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A 25.0 μg/m3 (23) 5.0 μg/m3 (21) 36.0
 
May 19, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A 21.0 μg/m3 (19) 5.0 μg/m3 (21) 37.0
 
May 19, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A 16.0 μg/m3 (15) 3.0 μg/m3 (12) 37.0
 
May 19, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A 10.0 μg/m3 (9) 3.0 μg/m3 (12) 37.0
 
May 19, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A 7.0 μg/m3 (6) 2.0 μg/m3 (8) 37.0
 
May 19, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 7.0 μg/m3 (6) 2.0 μg/m3 (8) 33.0
 
May 19, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 3.0 μg/m3 (3) 2.0 μg/m3 (8) 30.0
 
May 19, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 4.0 μg/m3 (4) 4.0 μg/m3 (17) 30.0
 
May 19, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A 6.0 μg/m3 (5) 6.0 μg/m3 (25) 29.0
 
May 19, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 7.0 μg/m3 (6) 2.0 μg/m3 (8) 28.0
 
May 19, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 6.0 μg/m3 (5) 4.0 μg/m3 (17) 28.0
 
May 19, 2019, noon N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 5.0 μg/m3 (5) 4.0 μg/m3 (17) 30.0
 
May 19, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 5.0 μg/m3 (5) 2.0 μg/m3 (8) 30.0
 
May 19, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 6.0 μg/m3 (5) 1.0 μg/m3 (4) 28.0
 
May 19, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 1.0 μg/m3 (4) 6.0
 
May 19, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A 7.0 μg/m3 (6) 2.0 μg/m3 (8) 35.0
 
May 19, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A 9.0 μg/m3 (8) 5.0 μg/m3 (21) 34.0
 
May 19, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A 11.0 μg/m3 (10) 5.0 μg/m3 (21) 36.0
 
May 19, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A 14.0 μg/m3 (13) 1.0 μg/m3 (4) 41.0
 
May 19, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 9.0 μg/m3 (8) 3.0 μg/m3 (12) 33.0
 
May 19, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A 15.0 μg/m3 (14) 4.0 μg/m3 (17) 25.0
 
May 19, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 21.0 μg/m3 (19) 4.0 μg/m3 (17) 26.0
 
May 19, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A 20.0 μg/m3 (18) 7.0 μg/m3 (29) 29.0
 
May 19, 2019, midnight N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A 23.0 μg/m3 (21) 11.0 μg/m3 (46) 46.0
 
May 18, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 26.0 μg/m3 (24) 7.0 μg/m3 (29) 33.0
 
May 18, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A 32.0 μg/m3 (29) 8.0 μg/m3 (33) 37.0
 
May 18, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 32.0 μg/m3 (29) 10.0 μg/m3 (42) 42.0
 
May 18, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A 33.0 μg/m3 (30) 12.0 μg/m3 (50) 50.0
 
May 18, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A 35.0 μg/m3 (32) 10.0 μg/m3 (42) 42.0
 
May 18, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A 32.0 μg/m3 (29) 9.0 μg/m3 (38) 38.0
 
May 18, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A 17.0 μg/m3 (15) 11.0 μg/m3 (46) 46.0
 
May 18, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 27.0 μg/m3 (25) 8.0 μg/m3 (33) 33.0
 
May 18, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 25.0 μg/m3 (23) 2.0 μg/m3 (8) 23.0
 
May 18, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A 11.0 μg/m3 (10) 1.0 μg/m3 (4) 14.0
 
May 18, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A 12.0 μg/m3 (11) 2.0 μg/m3 (8) 11.0
 
May 18, 2019, noon N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A 15.0 μg/m3 (14) 5.0 μg/m3 (21) 21.0
 
May 18, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) N/A 15.0 μg/m3 (14) 6.0 μg/m3 (25) 25.0
 
May 18, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A 15.0 μg/m3 (14) 4.0 μg/m3 (17) 17.0
 
May 18, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (23) 4.0 μg/m3 (17) 23.0
 
May 18, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A 25.0 μg/m3 (23) 6.0 μg/m3 (25) 25.0
 
May 18, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A 31.0 μg/m3 (28) 11.0 μg/m3 (46) 46.0
 
May 18, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 30.0 μg/m3 (27) 6.0 μg/m3 (25) 27.0
 
May 18, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A 24.0 μg/m3 (22) 7.0 μg/m3 (29) 29.0
 
May 18, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A 30.0 μg/m3 (27) 7.0 μg/m3 (29) 29.0
 
May 18, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 38.0 μg/m3 (35) 6.0 μg/m3 (25) 35.0
 
May 18, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 39.0 μg/m3 (35) 8.0 μg/m3 (33) 35.0
 
May 18, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A 34.0 μg/m3 (31) 10.0 μg/m3 (42) 42.0
 
May 18, 2019, midnight N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 33.0 μg/m3 (30) 6.0 μg/m3 (25) 33.0
 
May 17, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 33.0 μg/m3 (30) 7.0 μg/m3 (29) 33.0
 
May 17, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A 32.0 μg/m3 (29) 9.0 μg/m3 (38) 38.0
 
May 17, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 30.0 μg/m3 (27) 5.0 μg/m3 (21) 33.0
 
May 17, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A 17.0 μg/m3 (15) 6.0 μg/m3 (25) 34.0
 
May 17, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 14.0 μg/m3 (13) 6.0 μg/m3 (25) 33.0
 
May 17, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A 22.0 μg/m3 (20) 5.0 μg/m3 (21) 32.0
 
May 17, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 24.0 μg/m3 (22) 8.0 μg/m3 (33) 33.0
 
May 17, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 17.0 μg/m3 (15) 5.0 μg/m3 (21) 22.0
 
May 17, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 16.0 μg/m3 (15) 3.0 μg/m3 (12) 15.0
 
May 17, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) N/A 20.0 μg/m3 (18) 4.0 μg/m3 (17) 18.0
 
May 17, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) N/A 8.0 μg/m3 (7) 3.0 μg/m3 (12) 12.0
 
May 17, 2019, noon N/A N/A N/A N/A N/A N/A 5.0 ppb (4) N/A 8.0 μg/m3 (7) 3.0 μg/m3 (12) 12.0
 
May 17, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) N/A 9.0 μg/m3 (8) 1.0 μg/m3 (4) 8.0
 
May 17, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A 7.0 μg/m3 (6) 3.0 μg/m3 (12) 12.0
 
May 17, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 6.0 μg/m3 (25) 25.0
 
May 17, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) N/A 18.0 μg/m3 (16) 6.0 μg/m3 (25) 25.0
 
May 17, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 11.0 μg/m3 (10) 4.0 μg/m3 (17) 17.0
 
May 17, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A 13.0 μg/m3 (12) 2.0 μg/m3 (8) 13.0
 
May 17, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 13.0 μg/m3 (12) 5.0 μg/m3 (21) 25.0
 
May 17, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 18.0 μg/m3 (16) 8.0 μg/m3 (33) 33.0
 
May 17, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A 22.0 μg/m3 (20) 6.0 μg/m3 (25) 32.0
 
May 17, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 28.0 μg/m3 (25) 4.0 μg/m3 (17) 33.0
 
May 17, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A 30.0 μg/m3 (27) 7.0 μg/m3 (29) 34.0
 
May 17, 2019, midnight N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A 35.0 μg/m3 (32) 10.0 μg/m3 (42) 42.0
 
May 16, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A 38.0 μg/m3 (35) 7.0 μg/m3 (29) 35.0
 
May 16, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A 36.0 μg/m3 (33) 7.0 μg/m3 (29) 35.0
 
May 16, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A 31.0 μg/m3 (28) 11.0 μg/m3 (46) 46.0
 
May 16, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A 50.0 μg/m3 (45) 6.0 μg/m3 (25) 45.0
 
May 16, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 37.0 μg/m3 (34) 4.0 μg/m3 (17) 34.0
 
May 16, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A 28.0 μg/m3 (25) 5.0 μg/m3 (21) 34.0
 
May 16, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 15.0 μg/m3 (14) 2.0 μg/m3 (8) 33.0
 
May 16, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 7.0 μg/m3 (6) 2.0 μg/m3 (8) 22.0
 
May 16, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 6.0 μg/m3 (5) 3.0 μg/m3 (12) 15.0
 
May 16, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A 9.0 μg/m3 (8) 5.0 μg/m3 (21) 21.0
 
May 16, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A 3.0 μg/m3 (3) 5.0 μg/m3 (21) 21.0
 
May 16, 2019, noon N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A 5.0 μg/m3 (5) 3.0 μg/m3 (12) 14.0
 
May 16, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A 8.0 μg/m3 (7) 8.0 μg/m3 (33) 33.0
 
May 16, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 8.0 μg/m3 (7) 5.0 μg/m3 (21) 21.0
 
May 16, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 3.0 μg/m3 (12) 12.0
 
May 16, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 3.0 μg/m3 (12) 12.0
 
May 16, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A 17.0 μg/m3 (15) 4.0 μg/m3 (17) 17.0
 
May 16, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 12.0 μg/m3 (11) 7.0 μg/m3 (29) 29.0
 
May 16, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A 12.0 μg/m3 (11) 10.0 μg/m3 (42) 42.0
 
May 16, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 12.0 μg/m3 (11) 7.0 μg/m3 (29) 29.0
 
May 16, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 18.0 μg/m3 (16) 7.0 μg/m3 (29) 29.0
 
May 16, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 15.0 μg/m3 (14) 6.0 μg/m3 (25) 25.0
 
May 16, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 17.0 μg/m3 (15) 5.0 μg/m3 (21) 22.0
 
May 16, 2019, midnight N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 17.0 μg/m3 (15) 4.0 μg/m3 (17) 25.0
 
May 15, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A 19.0 μg/m3 (17) 4.0 μg/m3 (17) 27.0
 
May 15, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 22.0 μg/m3 (20) 5.0 μg/m3 (21) 28.0
 
May 15, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 22.0 μg/m3 (20) 8.0 μg/m3 (33) 33.0
 
May 15, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 26.0 μg/m3 (24) 7.0 μg/m3 (29) 29.0
 
May 15, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 23.0 μg/m3 (21) 7.0 μg/m3 (29) 30.0
 
May 15, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 23.0 μg/m3 (21) 10.0 μg/m3 (42) 42.0
 
May 15, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 24.0 μg/m3 (22) 9.0 μg/m3 (38) 38.0
 
May 15, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 29.0 μg/m3 (26) 8.0 μg/m3 (33) 33.0
 
May 15, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 32.0 μg/m3 (29) 11.0 μg/m3 (46) 46.0
 
May 15, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 35.0 μg/m3 (32) 16.0 μg/m3 (59) 59.0
 
May 15, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 35.0 μg/m3 (32) 7.0 μg/m3 (29) 32.0
 
May 15, 2019, noon N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A 27.0 μg/m3 (25) 6.0 μg/m3 (25) 25.0
 
May 15, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 27.0 μg/m3 (25) 6.0 μg/m3 (25) 25.0
 
May 15, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A 22.0 μg/m3 (20) 6.0 μg/m3 (25) 25.0
 
May 15, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 4.0 μg/m3 (17) 17.0
 
May 15, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A 16.0 μg/m3 (15) 4.0 μg/m3 (17) 17.0
 
May 15, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 13.0 μg/m3 (12) 3.0 μg/m3 (12) 12.0
 
May 15, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 16.0 μg/m3 (15) 2.0 μg/m3 (8) 16.0
 
May 15, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 19.0 μg/m3 (17) 5.0 μg/m3 (21) 21.0
 
May 15, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 16.0 μg/m3 (15) 6.0 μg/m3 (25) 25.0
 
May 15, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 19.0 μg/m3 (17) 7.0 μg/m3 (29) 29.0
 
May 15, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A 13.0 μg/m3 (12) 8.0 μg/m3 (33) 33.0
 
May 15, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 17.0 μg/m3 (15) 8.0 μg/m3 (33) 33.0
 
May 15, 2019, midnight N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A 20.0 μg/m3 (18) 5.0 μg/m3 (21) 34.0
 
May 14, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A 16.0 μg/m3 (15) 6.0 μg/m3 (25) 37.0
 
May 14, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 17.0 μg/m3 (15) 6.0 μg/m3 (25) 35.0
 
May 14, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 6.0 μg/m3 (25) 33.0
 
May 14, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A 18.0 μg/m3 (16) N/A 34.0
 
May 14, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 18.0 μg/m3 (16) 10.0 μg/m3 (42) 42.0
 
May 14, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A 22.0 μg/m3 (20) 10.0 μg/m3 (42) 42.0
 
May 14, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A 28.0 μg/m3 (25) 6.0 μg/m3 (25) 29.0
 
May 14, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A 27.0 μg/m3 (25) 9.0 μg/m3 (38) 38.0
 
May 14, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 33.0 μg/m3 (30) 7.0 μg/m3 (29) 30.0
 
May 14, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 35.0 μg/m3 (32) 9.0 μg/m3 (38) 38.0
 
May 14, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 27.0 μg/m3 (25) 6.0 μg/m3 (25) 25.0
 
May 14, 2019, noon N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 22.0 μg/m3 (20) 7.0 μg/m3 (29) 29.0
 
May 14, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 25.0 μg/m3 (23) 9.0 μg/m3 (38) 38.0
 
May 14, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 28.0 μg/m3 (25) 6.0 μg/m3 (25) 25.0
 
May 14, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 10.0 μg/m3 (42) 42.0
 
May 14, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 32.0 μg/m3 (29) 9.0 μg/m3 (38) 38.0
 
May 14, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 25.0 μg/m3 (23) 5.0 μg/m3 (21) 24.0
 
May 14, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 30.0 μg/m3 (27) 7.0 μg/m3 (29) 29.0
 
May 14, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 22.0 μg/m3 (20) 5.0 μg/m3 (21) 25.0
 
May 14, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 18.0 μg/m3 (16) 8.0 μg/m3 (33) 33.0
 
May 14, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 15.0 μg/m3 (14) 6.0 μg/m3 (25) 28.0
 
May 14, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 17.0 μg/m3 (15) 7.0 μg/m3 (29) 29.0
 
May 14, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 16.0 μg/m3 (15) 10.0 μg/m3 (42) 42.0
 
May 14, 2019, midnight N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 18.0 μg/m3 (16) 6.0 μg/m3 (25) 30.0
 
May 13, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A 15.0 μg/m3 (14) 10.0 μg/m3 (42) 42.0
 
May 13, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A 25.0 μg/m3 (23) 8.0 μg/m3 (33) 33.0
 
May 13, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A 21.0 μg/m3 (19) 7.0 μg/m3 (29) 32.0
 
May 13, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A 26.0 μg/m3 (24) 6.0 μg/m3 (25) 34.0
 
May 13, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A 32.0 μg/m3 (29) 11.0 μg/m3 (46) 46.0
 
May 13, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 34.0 μg/m3 (31) 11.0 μg/m3 (46) 46.0
 
May 13, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 37.0 μg/m3 (34) 14.0 μg/m3 (54) 54.0
 
May 13, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 38.0 μg/m3 (35) 10.0 μg/m3 (42) 42.0
 
May 13, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 41.0 μg/m3 (37) 14.0 μg/m3 (54) 54.0
 
May 13, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A 44.0 μg/m3 (40) 12.0 μg/m3 (50) 50.0
 
May 13, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 47.0 μg/m3 (43) 11.0 μg/m3 (46) 46.0
 
May 13, 2019, noon N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A 33.0 μg/m3 (30) 8.0 μg/m3 (33) 33.0
 
May 13, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 27.0 μg/m3 (25) 7.0 μg/m3 (29) 29.0
 
May 13, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A 22.0 μg/m3 (20) 7.0 μg/m3 (29) 29.0
 
May 13, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 8.0 μg/m3 (33) 33.0
 
May 13, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A 20.0 μg/m3 (18) 10.0 μg/m3 (42) 42.0
 
May 13, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 18.0 μg/m3 (16) 9.0 μg/m3 (38) 38.0
 
May 13, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 22.0 μg/m3 (20) 6.0 μg/m3 (25) 25.0
 
May 13, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 19.0 μg/m3 (17) 6.0 μg/m3 (25) 25.0
 
May 13, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A 25.0 μg/m3 (23) 8.0 μg/m3 (33) 33.0
 
May 13, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 24.0 μg/m3 (22) 11.0 μg/m3 (46) 46.0
 
May 13, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 27.0 μg/m3 (25) 9.0 μg/m3 (38) 38.0
 
May 13, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A 17.0 μg/m3 (15) 14.0 μg/m3 (54) 54.0