AQSQID: 060595001

Site Name: La Habra

Location: La Habra, CA

Reporting: True, Located: True

Current AQI: 58.0

La Habra CA, US: 33.9258, -117.9506

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
May 24, 2019, 1 p.m. 61.8 ppb (58) 48.1 ppb (45) N/A 14.0 ppb (13) N/A N/A -2.0 ppb (0) 0.74 ppb (8) N/A N/A 58.0
 
May 24, 2019, noon 48.7 ppb (45) 35.4 ppb (33) N/A 13.0 ppb (12) N/A N/A -2.0 ppb (0) 0.65 ppb (7) N/A N/A 45.0
 
May 24, 2019, 11 a.m. 35.0 ppb (32) 21.2 ppb (20) N/A 14.0 ppb (13) N/A N/A -2.0 ppb (0) 0.34 ppb (4) N/A N/A 32.0
 
May 24, 2019, 10 a.m. 20.4 ppb (19) 6.8 ppb (6) N/A 14.0 ppb (13) N/A N/A -2.0 ppb (0) 0.22 ppb (2) N/A N/A 19.0
 
May 24, 2019, 9 a.m. 14.6 ppb (14) 2.7 ppb (3) N/A 12.0 ppb (11) N/A N/A 1.0 ppb (1) 0.24 ppb (3) N/A N/A 14.0
 
May 24, 2019, 8 a.m. 13.3 ppb (12) 1.5 ppb (1) N/A 12.0 ppb (11) N/A N/A 3.0 ppb (2) 0.18 ppb (2) N/A N/A 12.0
 
May 24, 2019, 7 a.m. 14.9 ppb (14) 1.4 ppb (1) N/A 13.0 ppb (12) N/A N/A 2.0 ppb (2) 0.27 ppb (3) N/A N/A 14.0
 
May 24, 2019, 6 a.m. 16.5 ppb (15) 1.3 ppb (1) N/A 15.0 ppb (14) N/A N/A 2.0 ppb (2) 0.29 ppb (3) N/A N/A 15.0
 
May 24, 2019, 5 a.m. 17.8 ppb (16) 1.3 ppb (1) N/A 16.0 ppb (15) N/A N/A 8.0 ppb (6) 0.35 ppb (4) N/A N/A 16.0
 
May 24, 2019, 4 a.m. 16.1 ppb (15) 1.7 ppb (2) N/A 14.0 ppb (13) N/A N/A 15.0 ppb (12) 0.25 ppb (3) N/A N/A 15.0
 
May 24, 2019, 3 a.m. 14.4 ppb (13) 0.8 ppb (1) N/A 14.0 ppb (13) N/A N/A 18.0 ppb (14) 0.23 ppb (3) N/A N/A 14.0
 
May 24, 2019, 2 a.m. 5.7 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A 31.0 ppb (24) 0.1 ppb (1) N/A N/A 24.0
 
May 24, 2019, 1 a.m. 4.0 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 35.0 ppb (27) 0.09 ppb (1) N/A N/A 27.0
 
May 24, 2019, midnight 4.2 ppb (4) 0.7 ppb (1) N/A 4.0 ppb (4) N/A N/A 36.0 ppb (28) 0.09 ppb (1) N/A N/A 28.0
 
May 23, 2019, 11 p.m. 4.4 ppb (4) 1.1 ppb (1) N/A 3.0 ppb (3) N/A N/A 36.0 ppb (28) 0.1 ppb (1) N/A N/A 28.0
 
May 23, 2019, 10 p.m. 4.6 ppb (4) 1.2 ppb (1) N/A 3.0 ppb (3) N/A N/A 35.0 ppb (27) 0.08 ppb (1) N/A N/A 27.0
 
May 23, 2019, 9 p.m. 4.7 ppb (4) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 38.0 ppb (29) 0.09 ppb (1) N/A N/A 29.0
 
May 23, 2019, 8 p.m. 5.9 ppb (5) 1.3 ppb (1) N/A 5.0 ppb (5) N/A N/A 39.0 ppb (30) 0.1 ppb (1) N/A N/A 30.0
 
May 23, 2019, 7 p.m. 6.8 ppb (6) 1.3 ppb (1) N/A 5.0 ppb (5) N/A N/A 35.0 ppb (27) 0.12 ppb (1) N/A N/A 27.0
 
May 23, 2019, 6 p.m. 9.9 ppb (9) 2.0 ppb (2) N/A 8.0 ppb (7) N/A N/A 26.0 ppb (20) 0.13 ppb (1) N/A N/A 20.0
 
May 23, 2019, 5 p.m. 11.3 ppb (10) 2.7 ppb (3) N/A 9.0 ppb (8) N/A N/A 23.0 ppb (18) 0.14 ppb (2) N/A N/A 18.0
 
May 23, 2019, 4 p.m. 16.5 ppb (15) 4.3 ppb (4) N/A 12.0 ppb (11) N/A N/A 20.0 ppb (15) 0.27 ppb (3) N/A N/A 15.0
 
May 23, 2019, 3 p.m. 14.2 ppb (13) 2.8 ppb (3) N/A 11.0 ppb (10) N/A N/A 21.0 ppb (16) 0.2 ppb (2) N/A N/A 16.0
 
May 23, 2019, 2 p.m. 16.6 ppb (15) 2.5 ppb (2) N/A 14.0 ppb (13) N/A N/A 19.0 ppb (15) 0.21 ppb (2) N/A N/A 15.0
 
May 23, 2019, 1 p.m. 12.2 ppb (11) 1.1 ppb (1) N/A 11.0 ppb (10) N/A N/A 21.0 ppb (16) 0.21 ppb (2) N/A N/A 16.0
 
May 23, 2019, noon 10.1 ppb (9) 1.0 ppb (1) N/A 9.0 ppb (8) N/A N/A 23.0 ppb (18) 0.12 ppb (1) N/A N/A 18.0
 
May 23, 2019, 11 a.m. 7.2 ppb (7) 0.3 ppb (0) N/A 7.0 ppb (6) N/A N/A 26.0 ppb (20) 0.11 ppb (1) N/A N/A 20.0
 
May 23, 2019, 10 a.m. 6.8 ppb (6) 0.3 ppb (0) N/A 7.0 ppb (6) N/A N/A 28.0 ppb (22) 0.07 ppb (1) N/A N/A 22.0
 
May 23, 2019, 9 a.m. 6.1 ppb (6) 0.2 ppb (0) N/A 6.0 ppb (6) N/A N/A 26.0 ppb (20) 0.09 ppb (1) N/A N/A 20.0
 
May 23, 2019, 8 a.m. 6.6 ppb (6) 0.2 ppb (0) N/A 6.0 ppb (6) N/A N/A 23.0 ppb (18) 0.07 ppb (1) N/A N/A 18.0
 
May 23, 2019, 7 a.m. 7.1 ppb (7) 0.2 ppb (0) N/A 7.0 ppb (6) N/A N/A 23.0 ppb (18) 0.12 ppb (1) N/A N/A 18.0
 
May 23, 2019, 6 a.m. 10.0 ppb (9) 0.4 ppb (0) N/A 10.0 ppb (9) N/A N/A 20.0 ppb (15) 0.16 ppb (2) N/A N/A 15.0
 
May 23, 2019, 5 a.m. 11.4 ppb (11) 0.5 ppb (0) N/A 11.0 ppb (10) N/A N/A 25.0 ppb (19) 0.14 ppb (2) N/A N/A 19.0
 
May 23, 2019, 4 a.m. 8.2 ppb (8) 0.2 ppb (0) N/A 8.0 ppb (7) N/A N/A 32.0 ppb (25) 0.11 ppb (1) N/A N/A 25.0
 
May 23, 2019, 3 a.m. 8.0 ppb (7) 0.2 ppb (0) N/A 8.0 ppb (7) N/A N/A 35.0 ppb (27) 0.11 ppb (1) N/A N/A 27.0
 
May 23, 2019, 2 a.m. 7.8 ppb (7) 0.5 ppb (0) N/A 7.0 ppb (6) N/A N/A 38.0 ppb (29) 0.12 ppb (1) N/A N/A 29.0
 
May 23, 2019, 1 a.m. 7.5 ppb (7) 0.7 ppb (1) N/A 7.0 ppb (6) N/A N/A 41.0 ppb (32) 0.12 ppb (1) N/A N/A 32.0
 
May 23, 2019, midnight 9.1 ppb (8) 2.4 ppb (2) N/A 7.0 ppb (6) N/A N/A 40.0 ppb (31) 0.12 ppb (1) N/A N/A 31.0
 
May 22, 2019, 11 p.m. 8.2 ppb (8) 1.7 ppb (2) N/A 7.0 ppb (6) N/A N/A 40.0 ppb (31) 0.12 ppb (1) N/A N/A 31.0
 
May 22, 2019, 10 p.m. 6.2 ppb (6) 0.6 ppb (1) N/A 6.0 ppb (6) N/A N/A 41.0 ppb (32) 0.1 ppb (1) N/A N/A 32.0
 
May 22, 2019, 9 p.m. 6.2 ppb (6) 0.8 ppb (1) N/A 5.0 ppb (5) N/A N/A 41.0 ppb (32) 0.09 ppb (1) N/A N/A 32.0
 
May 22, 2019, 8 p.m. 6.5 ppb (6) 1.1 ppb (1) N/A 5.0 ppb (5) N/A N/A 42.0 ppb (32) 0.11 ppb (1) N/A N/A 32.0
 
May 22, 2019, 7 p.m. 10.0 ppb (9) 2.8 ppb (3) N/A 7.0 ppb (6) N/A N/A 38.0 ppb (29) 0.13 ppb (1) N/A N/A 29.0
 
May 22, 2019, 6 p.m. 11.0 ppb (10) 2.8 ppb (3) N/A 8.0 ppb (7) N/A N/A 34.0 ppb (26) 0.14 ppb (2) N/A N/A 26.0
 
May 22, 2019, 5 p.m. 10.6 ppb (10) 2.9 ppb (3) N/A 8.0 ppb (7) N/A N/A 32.0 ppb (25) 0.14 ppb (2) N/A N/A 25.0
 
May 22, 2019, 4 p.m. 18.4 ppb (17) 8.0 ppb (7) N/A 10.0 ppb (9) N/A N/A 28.0 ppb (22) 0.16 ppb (2) N/A N/A 22.0
 
May 22, 2019, 3 p.m. 13.8 ppb (13) 4.7 ppb (4) N/A 9.0 ppb (8) N/A N/A 26.0 ppb (20) 0.18 ppb (2) N/A N/A 20.0
 
May 22, 2019, 2 p.m. 25.7 ppb (24) 9.9 ppb (9) N/A 16.0 ppb (15) N/A N/A 16.0 ppb (12) 0.25 ppb (3) N/A N/A 24.0
 
May 22, 2019, 1 p.m. 45.7 ppb (42) 23.8 ppb (22) N/A 16.0 ppb (15) N/A N/A 8.0 ppb (6) 0.55 ppb (6) N/A N/A 42.0
 
May 22, 2019, noon 14.8 ppb (14) 1.4 ppb (1) N/A 13.0 ppb (12) N/A N/A 17.0 ppb (13) 0.12 ppb (1) N/A N/A 14.0
 
May 22, 2019, 11 a.m. 7.6 ppb (7) 0.3 ppb (0) N/A 7.0 ppb (6) N/A N/A 21.0 ppb (16) 0.1 ppb (1) N/A N/A 16.0
 
May 22, 2019, 10 a.m. 6.0 ppb (6) 0.2 ppb (0) N/A 6.0 ppb (6) N/A N/A 24.0 ppb (18) 0.05 ppb (1) N/A N/A 18.0
 
May 22, 2019, 9 a.m. 4.5 ppb (4) 0.1 ppb (0) N/A 4.0 ppb (4) N/A N/A 29.0 ppb (22) 0.07 ppb (1) N/A N/A 22.0
 
May 22, 2019, 8 a.m. 4.5 ppb (4) 0.2 ppb (0) N/A 4.0 ppb (4) N/A N/A 29.0 ppb (22) 0.04 ppb (0) N/A N/A 22.0
 
May 22, 2019, 7 a.m. 3.9 ppb (4) 0.1 ppb (0) N/A 4.0 ppb (4) N/A N/A 31.0 ppb (24) 0.07 ppb (1) N/A N/A 24.0
 
May 22, 2019, 6 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 32.0 ppb (25) 0.04 ppb (0) N/A N/A 25.0
 
May 22, 2019, 5 a.m. 6.9 ppb (6) 0.3 ppb (0) N/A 7.0 ppb (6) N/A N/A 29.0 ppb (22) 0.11 ppb (1) N/A N/A 22.0
 
May 22, 2019, 4 a.m. 8.1 ppb (8) 0.8 ppb (1) N/A 7.0 ppb (6) N/A N/A 29.0 ppb (22) 0.1 ppb (1) N/A N/A 22.0
 
May 22, 2019, 3 a.m. 6.4 ppb (6) 0.6 ppb (1) N/A 6.0 ppb (6) N/A N/A 31.0 ppb (24) 0.09 ppb (1) N/A N/A 24.0
 
May 22, 2019, 2 a.m. 6.1 ppb (6) 0.5 ppb (0) N/A 6.0 ppb (6) N/A N/A 33.0 ppb (25) 0.08 ppb (1) N/A N/A 25.0
 
May 22, 2019, 1 a.m. 5.5 ppb (5) 0.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 36.0 ppb (28) 0.08 ppb (1) N/A N/A 28.0
 
May 22, 2019, midnight 5.0 ppb (5) 0.9 ppb (1) N/A 4.0 ppb (4) N/A N/A 39.0 ppb (30) 0.08 ppb (1) N/A N/A 30.0
 
May 21, 2019, 11 p.m. 3.5 ppb (3) 0.8 ppb (1) N/A 3.0 ppb (3) N/A N/A 43.0 ppb (33) 0.07 ppb (1) N/A N/A 33.0
 
May 21, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
May 21, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
May 21, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
May 21, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
May 21, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
May 21, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
May 21, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
May 21, 2019, 3 p.m. 7.6 ppb (7) 1.9 ppb (2) N/A 6.0 ppb (6) N/A N/A 37.0 ppb (28) 0.14 ppb (2) N/A N/A 28.0
 
May 21, 2019, 2 p.m. 10.8 ppb (10) 2.4 ppb (2) N/A 8.0 ppb (7) N/A N/A 32.0 ppb (25) 0.14 ppb (2) N/A N/A 25.0
 
May 21, 2019, 1 p.m. 9.1 ppb (8) 1.3 ppb (1) N/A 8.0 ppb (7) N/A N/A 33.0 ppb (25) 0.17 ppb (2) N/A N/A 25.0
 
May 21, 2019, noon 6.8 ppb (6) 0.5 ppb (0) N/A 6.0 ppb (6) N/A N/A 34.0 ppb (26) 0.07 ppb (1) N/A N/A 26.0
 
May 21, 2019, 11 a.m. 4.3 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A N/A 36.0 ppb (28) 0.08 ppb (1) N/A N/A 28.0
 
May 21, 2019, 10 a.m. 3.4 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A 37.0 ppb (28) 0.03 ppb (0) N/A N/A 28.0
 
May 21, 2019, 9 a.m. 2.9 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 39.0 ppb (30) 0.05 ppb (1) N/A N/A 30.0
 
May 21, 2019, 8 a.m. 3.2 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A 38.0 ppb (29) 0.03 ppb (0) N/A N/A 29.0
 
May 21, 2019, 7 a.m. 3.6 ppb (3) 0.1 ppb (0) N/A 4.0 ppb (4) N/A N/A 38.0 ppb (29) 0.08 ppb (1) N/A N/A 29.0
 
May 21, 2019, 6 a.m. 5.3 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A 36.0 ppb (28) 0.07 ppb (1) N/A N/A 28.0
 
May 21, 2019, 5 a.m. 8.5 ppb (8) 0.4 ppb (0) N/A 8.0 ppb (7) N/A N/A 32.0 ppb (25) 0.12 ppb (1) N/A N/A 25.0
 
May 21, 2019, 4 a.m. 6.4 ppb (6) 0.3 ppb (0) N/A 6.0 ppb (6) N/A N/A 37.0 ppb (28) 0.1 ppb (1) N/A N/A 28.0
 
May 21, 2019, 3 a.m. 4.7 ppb (4) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A 41.0 ppb (32) 0.09 ppb (1) N/A N/A 32.0
 
May 21, 2019, 2 a.m. 5.4 ppb (5) 0.5 ppb (0) N/A 5.0 ppb (5) N/A N/A 42.0 ppb (32) 0.09 ppb (1) N/A N/A 32.0
 
May 21, 2019, 1 a.m. 5.6 ppb (5) 0.5 ppb (0) N/A 5.0 ppb (5) N/A N/A 45.0 ppb (35) 0.09 ppb (1) N/A N/A 35.0
 
May 21, 2019, midnight 4.6 ppb (4) 0.6 ppb (1) N/A 4.0 ppb (4) N/A N/A 50.0 ppb (38) 0.09 ppb (1) N/A N/A 38.0
 
May 20, 2019, 11 p.m. 4.9 ppb (5) 0.9 ppb (1) N/A 4.0 ppb (4) N/A N/A 52.0 ppb (40) 0.09 ppb (1) N/A N/A 40.0
 
May 20, 2019, 10 p.m. 5.8 ppb (5) 1.3 ppb (1) N/A 4.0 ppb (4) N/A N/A 50.0 ppb (38) 0.08 ppb (1) N/A N/A 38.0
 
May 20, 2019, 9 p.m. 4.7 ppb (4) 1.1 ppb (1) N/A 4.0 ppb (4) N/A N/A 50.0 ppb (38) 0.08 ppb (1) N/A N/A 38.0
 
May 20, 2019, 8 p.m. 6.0 ppb (6) 1.4 ppb (1) N/A 5.0 ppb (5) N/A N/A 49.0 ppb (38) 0.1 ppb (1) N/A N/A 38.0
 
May 20, 2019, 7 p.m. 7.2 ppb (7) 1.5 ppb (1) N/A 6.0 ppb (6) N/A N/A 46.0 ppb (35) 0.11 ppb (1) N/A N/A 35.0
 
May 20, 2019, 6 p.m. 6.0 ppb (6) 1.2 ppb (1) N/A 5.0 ppb (5) N/A N/A 46.0 ppb (35) 0.12 ppb (1) N/A N/A 35.0
 
May 20, 2019, 5 p.m. 6.8 ppb (6) 1.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 43.0 ppb (33) 0.12 ppb (1) N/A N/A 33.0
 
May 20, 2019, 4 p.m. 10.4 ppb (10) 2.9 ppb (3) N/A 7.0 ppb (6) N/A N/A 39.0 ppb (30) 0.16 ppb (2) N/A N/A 30.0
 
May 20, 2019, 3 p.m. 12.0 ppb (11) 3.2 ppb (3) N/A 9.0 ppb (8) N/A N/A 35.0 ppb (27) 0.16 ppb (2) N/A N/A 27.0
 
May 20, 2019, 2 p.m. 19.1 ppb (18) 5.6 ppb (5) N/A 13.0 ppb (12) N/A N/A 25.0 ppb (19) 0.27 ppb (3) N/A N/A 19.0
 
May 20, 2019, 1 p.m. 23.6 ppb (22) 5.7 ppb (5) N/A 18.0 ppb (17) N/A N/A 11.0 ppb (8) 0.35 ppb (4) N/A N/A 22.0
 
May 20, 2019, noon 15.2 ppb (14) 1.5 ppb (1) N/A 14.0 ppb (13) N/A N/A 18.0 ppb (14) 0.18 ppb (2) N/A N/A 14.0
 
May 20, 2019, 11 a.m. 7.6 ppb (7) 0.3 ppb (0) N/A 7.0 ppb (6) N/A N/A 31.0 ppb (24) 0.1 ppb (1) N/A N/A 24.0
 
May 20, 2019, 10 a.m. 5.6 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A 34.0 ppb (26) 0.04 ppb (0) N/A N/A 26.0
 
May 20, 2019, 9 a.m. 4.7 ppb (4) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A 38.0 ppb (29) 0.06 ppb (1) N/A N/A 29.0
 
May 20, 2019, 8 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 41.0 ppb (32) 0.02 ppb (0) N/A N/A 32.0
 
May 20, 2019, 7 a.m. 2.1 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 42.0 ppb (32) 0.06 ppb (1) N/A N/A 32.0
 
May 20, 2019, 6 a.m. 2.1 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 42.0 ppb (32) 0.04 ppb (0) N/A N/A 32.0
 
May 20, 2019, 5 a.m. 3.0 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A 42.0 ppb (32) 0.07 ppb (1) N/A N/A 32.0
 
May 20, 2019, 4 a.m. 3.4 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 38.0 ppb (29) 0.07 ppb (1) N/A N/A 29.0
 
May 20, 2019, 3 a.m. 3.2 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 39.0 ppb (30) 0.07 ppb (1) N/A N/A 30.0
 
May 20, 2019, 2 a.m. 2.7 ppb (3) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 43.0 ppb (33) 0.04 ppb (0) N/A N/A 33.0
 
May 20, 2019, 1 a.m. 1.8 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 46.0 ppb (35) 0.06 ppb (1) N/A N/A 35.0
 
May 20, 2019, midnight 2.0 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 48.0 ppb (37) 0.06 ppb (1) N/A N/A 37.0
 
May 19, 2019, 11 p.m. 2.5 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 49.0 ppb (38) 0.08 ppb (1) N/A N/A 38.0
 
May 19, 2019, 10 p.m. 3.6 ppb (3) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 46.0 ppb (35) 0.07 ppb (1) N/A N/A 35.0
 
May 19, 2019, 9 p.m. 2.3 ppb (2) 0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 45.0 ppb (35) 0.07 ppb (1) N/A N/A 35.0
 
May 19, 2019, 8 p.m. 3.1 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A N/A 41.0 ppb (32) 0.08 ppb (1) N/A N/A 32.0
 
May 19, 2019, 7 p.m. 2.7 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (30) 0.07 ppb (1) N/A N/A 30.0
 
May 19, 2019, 6 p.m. 3.0 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 39.0 ppb (30) 0.06 ppb (1) N/A N/A 30.0
 
May 19, 2019, 5 p.m. 2.6 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 40.0 ppb (31) 0.05 ppb (1) N/A N/A 31.0
 
May 19, 2019, 4 p.m. 2.5 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 44.0 ppb (34) 0.06 ppb (1) N/A N/A 34.0
 
May 19, 2019, 3 p.m. 2.8 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 46.0 ppb (35) 0.06 ppb (1) N/A N/A 35.0
 
May 19, 2019, 2 p.m. 4.5 ppb (4) 0.2 ppb (0) N/A 4.0 ppb (4) N/A N/A 42.0 ppb (32) 0.08 ppb (1) N/A N/A 32.0
 
May 19, 2019, 1 p.m. 4.1 ppb (4) 0.1 ppb (0) N/A 4.0 ppb (4) N/A N/A 37.0 ppb (28) 0.08 ppb (1) N/A N/A 28.0
 
May 19, 2019, noon 3.1 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 39.0 ppb (30) 0.03 ppb (0) N/A N/A 30.0
 
May 19, 2019, 11 a.m. 2.9 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 42.0 ppb (32) 0.06 ppb (1) N/A N/A 32.0
 
May 19, 2019, 10 a.m. 4.1 ppb (4) 0.1 ppb (0) N/A 4.0 ppb (4) N/A N/A 36.0 ppb (28) 0.03 ppb (0) N/A N/A 28.0
 
May 19, 2019, 9 a.m. 1.9 ppb (2) -0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 42.0 ppb (32) 0.06 ppb (1) N/A N/A 32.0
 
May 19, 2019, 8 a.m. 1.8 ppb (2) -0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 37.0 ppb (28) 0.01 ppb (0) N/A N/A 28.0
 
May 19, 2019, 7 a.m. 3.8 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 35.0 ppb (27) 0.06 ppb (1) N/A N/A 27.0
 
May 19, 2019, 6 a.m. 7.2 ppb (7) 0.3 ppb (0) N/A 7.0 ppb (6) N/A N/A 33.0 ppb (25) 0.1 ppb (1) N/A N/A 25.0
 
May 19, 2019, 5 a.m. 6.6 ppb (6) 0.2 ppb (0) N/A 6.0 ppb (6) N/A N/A 37.0 ppb (28) 0.12 ppb (1) N/A N/A 28.0
 
May 19, 2019, 4 a.m. 7.2 ppb (7) 0.2 ppb (0) N/A 7.0 ppb (6) N/A N/A 37.0 ppb (28) 0.13 ppb (1) N/A N/A 28.0
 
May 19, 2019, 3 a.m. 6.7 ppb (6) 0.2 ppb (0) N/A 6.0 ppb (6) N/A N/A 38.0 ppb (29) 0.12 ppb (1) N/A N/A 29.0
 
May 19, 2019, 2 a.m. 6.4 ppb (6) 0.6 ppb (1) N/A 6.0 ppb (6) N/A N/A 34.0 ppb (26) 0.07 ppb (1) N/A N/A 26.0
 
May 19, 2019, 1 a.m. 6.4 ppb (6) 0.6 ppb (1) N/A 6.0 ppb (6) N/A N/A 39.0 ppb (30) 0.11 ppb (1) N/A N/A 30.0
 
May 19, 2019, midnight 5.5 ppb (5) 0.7 ppb (1) N/A 5.0 ppb (5) N/A N/A 43.0 ppb (33) 0.09 ppb (1) N/A N/A 33.0
 
May 18, 2019, 11 p.m. 4.5 ppb (4) 0.6 ppb (1) N/A 4.0 ppb (4) N/A N/A 45.0 ppb (35) 0.09 ppb (1) N/A N/A 35.0
 
May 18, 2019, 10 p.m. 3.7 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 50.0 ppb (38) 0.08 ppb (1) N/A N/A 38.0
 
May 18, 2019, 9 p.m. 3.0 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 53.0 ppb (41) 0.09 ppb (1) N/A N/A 41.0
 
May 18, 2019, 8 p.m. 3.1 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 54.0 ppb (42) 0.11 ppb (1) N/A N/A 42.0
 
May 18, 2019, 7 p.m. 3.6 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 53.0 ppb (41) 0.11 ppb (1) N/A N/A 41.0
 
May 18, 2019, 6 p.m. 7.0 ppb (6) 1.7 ppb (2) N/A 5.0 ppb (5) N/A N/A 46.0 ppb (35) 0.38 ppb (4) N/A N/A 35.0
 
May 18, 2019, 5 p.m. 5.9 ppb (5) 1.3 ppb (1) N/A 5.0 ppb (5) N/A N/A 41.0 ppb (32) 0.12 ppb (1) N/A N/A 32.0
 
May 18, 2019, 4 p.m. 6.8 ppb (6) 1.7 ppb (2) N/A 5.0 ppb (5) N/A N/A 37.0 ppb (28) 0.13 ppb (1) N/A N/A 28.0
 
May 18, 2019, 3 p.m. 9.4 ppb (9) 2.5 ppb (2) N/A 7.0 ppb (6) N/A N/A 31.0 ppb (24) 0.14 ppb (2) N/A N/A 24.0
 
May 18, 2019, 2 p.m. 19.3 ppb (18) 6.5 ppb (6) N/A 13.0 ppb (12) N/A N/A 18.0 ppb (14) 0.2 ppb (2) N/A N/A 18.0
 
May 18, 2019, 1 p.m. 22.4 ppb (21) 7.4 ppb (7) N/A 15.0 ppb (14) N/A N/A 4.0 ppb (3) 0.23 ppb (3) N/A N/A 21.0
 
May 18, 2019, noon 20.4 ppb (19) 4.2 ppb (4) N/A 16.0 ppb (15) N/A N/A 2.0 ppb (2) 0.17 ppb (2) N/A N/A 19.0
 
May 18, 2019, 11 a.m. 7.9 ppb (7) 0.4 ppb (0) N/A 7.0 ppb (6) N/A N/A 16.0 ppb (12) 0.11 ppb (1) N/A N/A 12.0
 
May 18, 2019, 10 a.m. 8.6 ppb (8) 0.6 ppb (1) N/A 8.0 ppb (7) N/A N/A 16.0 ppb (12) 0.08 ppb (1) N/A N/A 12.0
 
May 18, 2019, 9 a.m. 5.5 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A 23.0 ppb (18) 0.1 ppb (1) N/A N/A 18.0
 
May 18, 2019, 8 a.m. 8.9 ppb (8) 0.4 ppb (0) N/A 8.0 ppb (7) N/A N/A 21.0 ppb (16) 0.1 ppb (1) N/A N/A 16.0
 
May 18, 2019, 7 a.m. 12.1 ppb (11) 0.6 ppb (1) N/A 11.0 ppb (10) N/A N/A 16.0 ppb (12) 0.18 ppb (2) N/A N/A 12.0
 
May 18, 2019, 6 a.m. 13.1 ppb (12) 1.0 ppb (1) N/A 12.0 ppb (11) N/A N/A 21.0 ppb (16) 0.18 ppb (2) N/A N/A 16.0
 
May 18, 2019, 5 a.m. 8.1 ppb (8) 0.3 ppb (0) N/A 8.0 ppb (7) N/A N/A 30.0 ppb (23) 0.13 ppb (1) N/A N/A 23.0
 
May 18, 2019, 4 a.m. 7.8 ppb (7) 0.5 ppb (0) N/A 7.0 ppb (6) N/A N/A 33.0 ppb (25) 0.13 ppb (1) N/A N/A 25.0
 
May 18, 2019, 3 a.m. 8.3 ppb (8) 0.4 ppb (0) N/A 8.0 ppb (7) N/A N/A 36.0 ppb (28) 0.11 ppb (1) N/A N/A 28.0
 
May 18, 2019, 2 a.m. 5.9 ppb (5) 0.4 ppb (0) N/A 5.0 ppb (5) N/A N/A 43.0 ppb (33) 0.11 ppb (1) N/A N/A 33.0
 
May 18, 2019, 1 a.m. 6.2 ppb (6) 0.6 ppb (1) N/A 6.0 ppb (6) N/A N/A 44.0 ppb (34) 0.1 ppb (1) N/A N/A 34.0
 
May 18, 2019, midnight 6.2 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 44.0 ppb (34) 0.1 ppb (1) N/A N/A 34.0
 
May 17, 2019, 11 p.m. 5.3 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 48.0 ppb (37) 0.1 ppb (1) N/A N/A 37.0
 
May 17, 2019, 10 p.m. 5.5 ppb (5) 1.4 ppb (1) N/A 4.0 ppb (4) N/A N/A 49.0 ppb (38) 0.12 ppb (1) N/A N/A 38.0
 
May 17, 2019, 9 p.m. 5.5 ppb (5) 1.2 ppb (1) N/A 4.0 ppb (4) N/A N/A 50.0 ppb (38) 0.12 ppb (1) N/A N/A 38.0
 
May 17, 2019, 8 p.m. 9.5 ppb (9) 2.3 ppb (2) N/A 7.0 ppb (6) N/A N/A 46.0 ppb (35) 0.14 ppb (2) N/A N/A 35.0
 
May 17, 2019, 7 p.m. 10.9 ppb (10) 2.7 ppb (3) N/A 8.0 ppb (7) N/A N/A 44.0 ppb (34) 0.15 ppb (2) N/A N/A 34.0
 
May 17, 2019, 6 p.m. 8.6 ppb (8) 2.2 ppb (2) N/A 6.0 ppb (6) N/A N/A 42.0 ppb (32) 0.11 ppb (1) N/A N/A 32.0
 
May 17, 2019, 5 p.m. 5.6 ppb (5) 1.5 ppb (1) N/A 4.0 ppb (4) N/A N/A 39.0 ppb (30) 0.1 ppb (1) N/A N/A 30.0
 
May 17, 2019, 4 p.m. 6.2 ppb (6) 1.8 ppb (2) N/A 4.0 ppb (4) N/A N/A 35.0 ppb (27) 0.1 ppb (1) N/A N/A 27.0
 
May 17, 2019, 3 p.m. 10.3 ppb (10) 3.5 ppb (3) N/A 7.0 ppb (6) N/A N/A 30.0 ppb (23) 0.12 ppb (1) N/A N/A 23.0
 
May 17, 2019, 2 p.m. 24.1 ppb (22) 10.9 ppb (10) N/A 13.0 ppb (12) N/A N/A 19.0 ppb (15) 0.53 ppb (6) N/A N/A 22.0