AQSQID: 060595001

Site Name: La Habra

Location: La Habra (Des Moines), CA

Reporting: True, Located: True

Current AQI: 35.0

La Habra (Des Moines) CA, US: 33.925062, -117.952586

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 25, 2020, 6 p.m. 37.5 ppb (35) 20.1 ppb (19) N/A 17.0 ppb (16) N/A N/A 9.0 ppb (7) 0.53 ppb (6) N/A N/A 35.0
 
Jan. 25, 2020, 5 p.m. 35.8 ppb (33) 18.5 ppb (17) N/A 17.0 ppb (16) N/A N/A 3.0 ppb (2) 0.52 ppb (6) N/A N/A 33.0
 
Jan. 25, 2020, 4 p.m. 47.9 ppb (44) 30.0 ppb (28) N/A 18.0 ppb (17) N/A N/A 1.0 ppb (1) 0.59 ppb (7) N/A N/A 44.0
 
Jan. 25, 2020, 3 p.m. 50.9 ppb (47) 31.6 ppb (29) N/A 19.0 ppb (18) N/A N/A -1.0 ppb (0) 0.59 ppb (7) N/A N/A 47.0
 
Jan. 25, 2020, 2 p.m. 31.0 ppb (29) 9.8 ppb (9) N/A 21.0 ppb (19) N/A N/A -2.0 ppb (0) 0.45 ppb (5) N/A N/A 29.0
 
Jan. 25, 2020, 1 p.m. 27.0 ppb (25) 4.8 ppb (4) N/A 22.0 ppb (20) N/A N/A -2.0 ppb (0) 0.43 ppb (5) N/A N/A 25.0
 
Jan. 25, 2020, noon 24.5 ppb (23) 2.7 ppb (3) N/A 22.0 ppb (20) N/A N/A -2.0 ppb (0) 0.38 ppb (4) N/A N/A 23.0
 
Jan. 25, 2020, 11 a.m. 24.1 ppb (22) 4.6 ppb (4) N/A 19.0 ppb (18) N/A N/A -2.0 ppb (0) 0.45 ppb (5) N/A N/A 22.0
 
Jan. 25, 2020, 10 a.m. 36.3 ppb (34) 15.9 ppb (15) N/A 20.0 ppb (19) N/A N/A -2.0 ppb (0) 0.48 ppb (5) N/A N/A 34.0
 
Jan. 25, 2020, 9 a.m. 23.7 ppb (22) 3.2 ppb (3) N/A 21.0 ppb (19) N/A N/A -2.0 ppb (0) 0.46 ppb (5) N/A N/A 22.0
 
Jan. 25, 2020, 8 a.m. 20.4 ppb (19) 1.5 ppb (1) N/A 19.0 ppb (18) N/A N/A 0.0 ppb (0) 0.37 ppb (4) N/A N/A 19.0
 
Jan. 25, 2020, 7 a.m. 22.2 ppb (21) 1.3 ppb (1) N/A 21.0 ppb (19) N/A N/A 0.0 ppb (0) 0.43 ppb (5) N/A N/A 21.0
 
Jan. 25, 2020, 6 a.m. 23.1 ppb (21) 2.1 ppb (2) N/A 21.0 ppb (19) N/A N/A 0.0 ppb (0) 0.41 ppb (5) N/A N/A 21.0
 
Jan. 25, 2020, 5 a.m. 20.6 ppb (19) 1.7 ppb (2) N/A 19.0 ppb (18) N/A N/A 4.0 ppb (3) 0.4 ppb (4) N/A N/A 19.0
 
Jan. 25, 2020, 4 a.m. 23.0 ppb (21) 2.6 ppb (2) N/A 20.0 ppb (19) N/A N/A 4.0 ppb (3) 0.42 ppb (5) N/A N/A 21.0
 
Jan. 25, 2020, 3 a.m. 22.2 ppb (21) 2.9 ppb (3) N/A 19.0 ppb (18) N/A N/A 9.0 ppb (7) 0.37 ppb (4) N/A N/A 21.0
 
Jan. 25, 2020, 2 a.m. 21.6 ppb (20) 2.1 ppb (2) N/A 20.0 ppb (19) N/A N/A 11.0 ppb (8) 0.27 ppb (3) N/A N/A 20.0
 
Jan. 25, 2020, 1 a.m. 23.4 ppb (22) 1.6 ppb (1) N/A 22.0 ppb (20) N/A N/A 15.0 ppb (12) 0.28 ppb (3) N/A N/A 22.0
 
Jan. 25, 2020, midnight 26.6 ppb (25) 3.3 ppb (3) N/A 23.0 ppb (21) N/A N/A 19.0 ppb (15) 0.27 ppb (3) N/A N/A 25.0
 
Jan. 24, 2020, 11 p.m. 28.8 ppb (27) 6.4 ppb (6) N/A 22.0 ppb (20) N/A N/A 21.0 ppb (16) 0.32 ppb (4) N/A N/A 27.0
 
Jan. 24, 2020, 10 p.m. 27.6 ppb (26) 6.8 ppb (6) N/A 21.0 ppb (19) N/A N/A 25.0 ppb (19) 0.34 ppb (4) N/A N/A 26.0
 
Jan. 24, 2020, 9 p.m. 24.9 ppb (23) 6.7 ppb (6) N/A 18.0 ppb (17) N/A N/A 29.0 ppb (22) 0.34 ppb (4) N/A N/A 23.0
 
Jan. 24, 2020, 8 p.m. 26.7 ppb (25) 8.7 ppb (8) N/A 18.0 ppb (17) N/A N/A 25.0 ppb (19) 0.34 ppb (4) N/A N/A 25.0
 
Jan. 24, 2020, 7 p.m. 35.9 ppb (33) 13.3 ppb (12) N/A 23.0 ppb (21) N/A N/A 20.0 ppb (15) 0.38 ppb (4) N/A N/A 33.0
 
Jan. 24, 2020, 6 p.m. 38.0 ppb (35) 17.3 ppb (16) N/A 21.0 ppb (19) N/A N/A 14.0 ppb (11) 0.37 ppb (4) N/A N/A 35.0
 
Jan. 24, 2020, 5 p.m. 62.2 ppb (59) 35.5 ppb (33) N/A 27.0 ppb (25) N/A N/A 6.0 ppb (5) 0.52 ppb (6) N/A N/A 59.0
 
Jan. 24, 2020, 4 p.m. 118.5 ppb (103) 88.0 ppb (86) N/A 31.0 ppb (29) N/A N/A 0.0 ppb (0) 1.22 ppb (14) N/A N/A 103.0
 
Jan. 24, 2020, 3 p.m. 120.9 ppb (104) 97.9 ppb (97) N/A 23.0 ppb (21) N/A N/A -2.0 ppb (0) 1.4 ppb (16) N/A N/A 104.0
 
Jan. 24, 2020, 2 p.m. 128.0 ppb (105) 105.5 ppb (101) N/A 22.0 ppb (20) N/A N/A -2.0 ppb (0) 1.39 ppb (15) N/A N/A 105.0
 
Jan. 24, 2020, 1 p.m. 66.8 ppb (64) 45.7 ppb (42) N/A 21.0 ppb (19) N/A N/A -2.0 ppb (0) 0.67 ppb (7) N/A N/A 64.0
 
Jan. 24, 2020, noon 61.1 ppb (58) 40.0 ppb (37) N/A 21.0 ppb (19) N/A N/A -2.0 ppb (0) 0.45 ppb (5) N/A N/A 58.0
 
Jan. 24, 2020, 11 a.m. 53.4 ppb (49) 35.2 ppb (33) N/A 18.0 ppb (17) N/A N/A -2.0 ppb (0) 0.51 ppb (6) N/A N/A 49.0
 
Jan. 24, 2020, 10 a.m. 46.2 ppb (43) 26.2 ppb (24) N/A 20.0 ppb (19) N/A N/A -2.0 ppb (0) 0.45 ppb (5) N/A N/A 43.0
 
Jan. 24, 2020, 9 a.m. 44.9 ppb (42) 25.8 ppb (24) N/A 19.0 ppb (18) N/A N/A -2.0 ppb (0) 0.61 ppb (7) N/A N/A 42.0
 
Jan. 24, 2020, 8 a.m. 47.6 ppb (44) 26.1 ppb (24) N/A 21.0 ppb (19) N/A N/A -2.0 ppb (0) 0.61 ppb (7) N/A N/A 44.0
 
Jan. 24, 2020, 7 a.m. 53.1 ppb (49) 29.8 ppb (28) N/A 23.0 ppb (21) N/A N/A -2.0 ppb (0) 0.69 ppb (8) N/A N/A 49.0
 
Jan. 24, 2020, 6 a.m. 53.6 ppb (50) 29.0 ppb (27) N/A 25.0 ppb (23) N/A N/A -2.0 ppb (0) 0.64 ppb (7) N/A N/A 50.0
 
Jan. 24, 2020, 5 a.m. 54.6 ppb (51) 29.0 ppb (27) N/A 26.0 ppb (24) N/A N/A -2.0 ppb (0) 0.77 ppb (9) N/A N/A 51.0
 
Jan. 24, 2020, 4 a.m. 34.8 ppb (32) 8.1 ppb (8) N/A 27.0 ppb (25) N/A N/A -1.0 ppb (0) 0.51 ppb (6) N/A N/A 32.0
 
Jan. 24, 2020, 3 a.m. 46.2 ppb (43) 14.7 ppb (14) N/A 31.0 ppb (29) N/A N/A -1.0 ppb (0) 0.66 ppb (7) N/A N/A 43.0
 
Jan. 24, 2020, 2 a.m. 28.6 ppb (26) 2.8 ppb (3) N/A 26.0 ppb (24) N/A N/A 10.0 ppb (8) 0.4 ppb (4) N/A N/A 26.0
 
Jan. 24, 2020, 1 a.m. 22.1 ppb (20) 1.0 ppb (1) N/A 21.0 ppb (19) N/A N/A 21.0 ppb (16) 0.3 ppb (3) N/A N/A 20.0
 
Jan. 24, 2020, midnight 14.5 ppb (13) 1.4 ppb (1) N/A 13.0 ppb (12) N/A N/A 32.0 ppb (25) 0.19 ppb (2) N/A N/A 25.0
 
Jan. 23, 2020, 11 p.m. 14.7 ppb (14) 2.6 ppb (2) N/A 12.0 ppb (11) N/A N/A 34.0 ppb (26) 0.17 ppb (2) N/A N/A 26.0
 
Jan. 23, 2020, 10 p.m. 19.4 ppb (18) 4.1 ppb (4) N/A 15.0 ppb (14) N/A N/A 36.0 ppb (28) 0.24 ppb (3) N/A N/A 28.0
 
Jan. 23, 2020, 9 p.m. 17.7 ppb (16) 4.5 ppb (4) N/A 13.0 ppb (12) N/A N/A 32.0 ppb (25) 0.19 ppb (2) N/A N/A 25.0
 
Jan. 23, 2020, 8 p.m. 26.1 ppb (24) 8.6 ppb (8) N/A 18.0 ppb (17) N/A N/A 25.0 ppb (19) 0.27 ppb (3) N/A N/A 24.0
 
Jan. 23, 2020, 7 p.m. 57.8 ppb (54) 27.8 ppb (26) N/A 30.0 ppb (28) N/A N/A 11.0 ppb (8) 0.54 ppb (6) N/A N/A 54.0
 
Jan. 23, 2020, 6 p.m. 52.8 ppb (49) 26.5 ppb (25) N/A 26.0 ppb (24) N/A N/A 10.0 ppb (8) 0.55 ppb (6) N/A N/A 49.0
 
Jan. 23, 2020, 5 p.m. 67.0 ppb (64) 41.0 ppb (38) N/A 26.0 ppb (24) N/A N/A 4.0 ppb (3) 0.73 ppb (8) N/A N/A 64.0
 
Jan. 23, 2020, 4 p.m. 94.5 ppb (93) 68.9 ppb (66) N/A 26.0 ppb (24) N/A N/A 0.0 ppb (0) 1.03 ppb (11) N/A N/A 93.0
 
Jan. 23, 2020, 3 p.m. 106.7 ppb (101) 83.2 ppb (81) N/A 23.0 ppb (21) N/A N/A -1.0 ppb (0) 1.36 ppb (15) N/A N/A 101.0
 
Jan. 23, 2020, 2 p.m. 79.4 ppb (77) 55.4 ppb (51) N/A 24.0 ppb (22) N/A N/A -2.0 ppb (0) 0.93 ppb (10) N/A N/A 77.0
 
Jan. 23, 2020, 1 p.m. 76.4 ppb (74) 55.4 ppb (51) N/A 21.0 ppb (19) N/A N/A -2.0 ppb (0) 0.84 ppb (9) N/A N/A 74.0
 
Jan. 23, 2020, noon 66.7 ppb (64) 45.6 ppb (42) N/A 21.0 ppb (19) N/A N/A -2.0 ppb (0) 0.52 ppb (6) N/A N/A 64.0
 
Jan. 23, 2020, 11 a.m. 49.3 ppb (46) 28.3 ppb (26) N/A 21.0 ppb (19) N/A N/A -2.0 ppb (0) 0.47 ppb (5) N/A N/A 46.0
 
Jan. 23, 2020, 10 a.m. 50.3 ppb (47) 28.6 ppb (26) N/A 22.0 ppb (20) N/A N/A -2.0 ppb (0) 0.42 ppb (5) N/A N/A 47.0
 
Jan. 23, 2020, 9 a.m. 38.4 ppb (36) 20.5 ppb (19) N/A 18.0 ppb (17) N/A N/A -2.0 ppb (0) 0.51 ppb (6) N/A N/A 36.0
 
Jan. 23, 2020, 8 a.m. 44.8 ppb (41) 28.6 ppb (26) N/A 16.0 ppb (15) N/A N/A -2.0 ppb (0) 0.63 ppb (7) N/A N/A 41.0
 
Jan. 23, 2020, 7 a.m. 57.2 ppb (53) 40.6 ppb (38) N/A 17.0 ppb (16) N/A N/A -2.0 ppb (0) 0.82 ppb (9) N/A N/A 53.0
 
Jan. 23, 2020, 6 a.m. 56.8 ppb (53) 39.2 ppb (36) N/A 18.0 ppb (17) N/A N/A -2.0 ppb (0) 0.83 ppb (9) N/A N/A 53.0
 
Jan. 23, 2020, 5 a.m. 40.3 ppb (37) 19.1 ppb (18) N/A 21.0 ppb (19) N/A N/A -2.0 ppb (0) 0.64 ppb (7) N/A N/A 37.0
 
Jan. 23, 2020, 4 a.m. 29.0 ppb (27) 6.4 ppb (6) N/A 23.0 ppb (21) N/A N/A 0.0 ppb (0) 0.4 ppb (4) N/A N/A 27.0
 
Jan. 23, 2020, 3 a.m. 25.1 ppb (23) 2.0 ppb (2) N/A 23.0 ppb (21) N/A N/A 5.0 ppb (4) 0.36 ppb (4) N/A N/A 23.0
 
Jan. 23, 2020, 2 a.m. 23.3 ppb (22) 2.0 ppb (2) N/A 21.0 ppb (19) N/A N/A 13.0 ppb (10) 0.28 ppb (3) N/A N/A 22.0
 
Jan. 23, 2020, 1 a.m. 16.9 ppb (16) 0.9 ppb (1) N/A 16.0 ppb (15) N/A N/A 23.0 ppb (18) 0.2 ppb (2) N/A N/A 18.0
 
Jan. 23, 2020, midnight 12.1 ppb (11) 1.6 ppb (1) N/A 11.0 ppb (10) N/A N/A 31.0 ppb (24) 0.17 ppb (2) N/A N/A 24.0
 
Jan. 22, 2020, 11 p.m. 12.8 ppb (12) 2.7 ppb (3) N/A 10.0 ppb (9) N/A N/A 32.0 ppb (25) 0.19 ppb (2) N/A N/A 25.0
 
Jan. 22, 2020, 10 p.m. 14.9 ppb (14) 3.6 ppb (3) N/A 11.0 ppb (10) N/A N/A 30.0 ppb (23) 0.21 ppb (2) N/A N/A 23.0
 
Jan. 22, 2020, 9 p.m. 12.6 ppb (12) 3.2 ppb (3) N/A 9.0 ppb (8) N/A N/A 32.0 ppb (25) 0.18 ppb (2) N/A N/A 25.0
 
Jan. 22, 2020, 8 p.m. 14.2 ppb (13) 3.9 ppb (4) N/A 10.0 ppb (9) N/A N/A 29.0 ppb (22) 0.19 ppb (2) N/A N/A 22.0
 
Jan. 22, 2020, 7 p.m. 15.3 ppb (14) 4.6 ppb (4) N/A 11.0 ppb (10) N/A N/A 27.0 ppb (21) 0.19 ppb (2) N/A N/A 21.0
 
Jan. 22, 2020, 6 p.m. 11.1 ppb (10) 3.2 ppb (3) N/A 8.0 ppb (7) N/A N/A 27.0 ppb (21) 0.16 ppb (2) N/A N/A 21.0
 
Jan. 22, 2020, 5 p.m. 23.9 ppb (22) 10.4 ppb (10) N/A 13.0 ppb (12) N/A N/A 20.0 ppb (15) 0.29 ppb (3) N/A N/A 22.0
 
Jan. 22, 2020, 4 p.m. 95.0 ppb (94) 73.3 ppb (71) N/A 22.0 ppb (20) N/A N/A 0.0 ppb (0) 1.11 ppb (12) N/A N/A 94.0
 
Jan. 22, 2020, 3 p.m. 134.7 ppb (106) 117.5 ppb (103) N/A 17.0 ppb (16) N/A N/A -2.0 ppb (0) 1.56 ppb (17) N/A N/A 106.0
 
Jan. 22, 2020, 2 p.m. 91.7 ppb (90) 74.2 ppb (71) N/A 17.0 ppb (16) N/A N/A -2.0 ppb (0) 1.1 ppb (12) N/A N/A 90.0
 
Jan. 22, 2020, 1 p.m. 59.3 ppb (56) 43.8 ppb (41) N/A 16.0 ppb (15) N/A N/A -2.0 ppb (0) 0.7 ppb (8) N/A N/A 56.0
 
Jan. 22, 2020, noon 34.9 ppb (32) 20.3 ppb (19) N/A 15.0 ppb (14) N/A N/A -2.0 ppb (0) 0.41 ppb (5) N/A N/A 32.0
 
Jan. 22, 2020, 11 a.m. 25.6 ppb (24) 9.9 ppb (9) N/A 16.0 ppb (15) N/A N/A -2.0 ppb (0) 0.32 ppb (4) N/A N/A 24.0
 
Jan. 22, 2020, 10 a.m. 26.9 ppb (25) 9.2 ppb (9) N/A 18.0 ppb (17) N/A N/A -2.0 ppb (0) 0.32 ppb (4) N/A N/A 25.0
 
Jan. 22, 2020, 9 a.m. 23.6 ppb (22) 5.2 ppb (5) N/A 18.0 ppb (17) N/A N/A -1.0 ppb (0) 0.38 ppb (4) N/A N/A 22.0
 
Jan. 22, 2020, 8 a.m. 23.8 ppb (22) 3.8 ppb (4) N/A 20.0 ppb (19) N/A N/A -1.0 ppb (0) 0.37 ppb (4) N/A N/A 22.0
 
Jan. 22, 2020, 7 a.m. 29.7 ppb (28) 5.7 ppb (5) N/A 24.0 ppb (22) N/A N/A 0.0 ppb (0) 0.43 ppb (5) N/A N/A 28.0
 
Jan. 22, 2020, 6 a.m. 24.1 ppb (22) 2.7 ppb (3) N/A 21.0 ppb (19) N/A N/A 5.0 ppb (4) 0.32 ppb (4) N/A N/A 22.0
 
Jan. 22, 2020, 5 a.m. 28.8 ppb (27) 5.1 ppb (5) N/A 24.0 ppb (22) N/A N/A 0.0 ppb (0) 0.38 ppb (4) N/A N/A 27.0
 
Jan. 22, 2020, 4 a.m. 26.5 ppb (25) 2.4 ppb (2) N/A 24.0 ppb (22) N/A N/A 3.0 ppb (2) 0.39 ppb (4) N/A N/A 25.0
 
Jan. 22, 2020, 3 a.m. 22.0 ppb (20) 1.8 ppb (2) N/A 20.0 ppb (19) N/A N/A 13.0 ppb (10) 0.33 ppb (4) N/A N/A 20.0
 
Jan. 22, 2020, 2 a.m. 13.3 ppb (12) 1.2 ppb (1) N/A 12.0 ppb (11) N/A N/A 25.0 ppb (19) 0.19 ppb (2) N/A N/A 19.0
 
Jan. 22, 2020, 1 a.m. 11.2 ppb (10) 1.0 ppb (1) N/A 10.0 ppb (9) N/A N/A 31.0 ppb (24) 0.16 ppb (2) N/A N/A 24.0
 
Jan. 22, 2020, midnight 10.2 ppb (9) 1.4 ppb (1) N/A 9.0 ppb (8) N/A N/A 33.0 ppb (25) 0.14 ppb (2) N/A N/A 25.0
 
Jan. 21, 2020, 11 p.m. 6.7 ppb (6) 1.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 36.0 ppb (28) 0.09 ppb (1) N/A N/A 28.0
 
Jan. 21, 2020, 10 p.m. 10.1 ppb (9) 2.3 ppb (2) N/A 8.0 ppb (7) N/A N/A 32.0 ppb (25) 0.11 ppb (1) N/A N/A 25.0
 
Jan. 21, 2020, 9 p.m. 8.1 ppb (8) 1.4 ppb (1) N/A 7.0 ppb (6) N/A N/A 33.0 ppb (25) 0.09 ppb (1) N/A N/A 25.0
 
Jan. 21, 2020, 8 p.m. 9.6 ppb (9) 2.0 ppb (2) N/A 8.0 ppb (7) N/A N/A 32.0 ppb (25) 0.12 ppb (1) N/A N/A 25.0
 
Jan. 21, 2020, 7 p.m. 10.3 ppb (10) 2.1 ppb (2) N/A 8.0 ppb (7) N/A N/A 32.0 ppb (25) 0.2 ppb (2) N/A N/A 25.0
 
Jan. 21, 2020, 6 p.m. 12.9 ppb (12) 3.3 ppb (3) N/A 10.0 ppb (9) N/A N/A 30.0 ppb (23) 0.18 ppb (2) N/A N/A 23.0
 
Jan. 21, 2020, 5 p.m. 19.0 ppb (18) 4.5 ppb (4) N/A 14.0 ppb (13) N/A N/A 23.0 ppb (18) 0.24 ppb (3) N/A N/A 18.0
 
Jan. 21, 2020, 4 p.m. 22.0 ppb (20) 3.9 ppb (4) N/A 18.0 ppb (17) N/A N/A 18.0 ppb (14) 0.25 ppb (3) N/A N/A 20.0
 
Jan. 21, 2020, 3 p.m. 20.3 ppb (19) 3.7 ppb (3) N/A 17.0 ppb (16) N/A N/A 18.0 ppb (14) 0.29 ppb (3) N/A N/A 19.0
 
Jan. 21, 2020, 2 p.m. 13.3 ppb (12) 1.8 ppb (2) N/A 12.0 ppb (11) N/A N/A 22.0 ppb (17) 0.23 ppb (3) N/A N/A 17.0
 
Jan. 21, 2020, 1 p.m. 8.5 ppb (8) 1.0 ppb (1) N/A 8.0 ppb (7) N/A N/A 26.0 ppb (20) 0.11 ppb (1) N/A N/A 20.0
 
Jan. 21, 2020, noon 13.7 ppb (13) 1.9 ppb (2) N/A 12.0 ppb (11) N/A N/A 15.0 ppb (12) 0.16 ppb (2) N/A N/A 13.0
 
Jan. 21, 2020, 11 a.m. 14.7 ppb (14) 1.5 ppb (1) N/A 13.0 ppb (12) N/A N/A 10.0 ppb (8) 0.23 ppb (3) N/A N/A 14.0
 
Jan. 21, 2020, 10 a.m. 14.6 ppb (14) 1.4 ppb (1) N/A 13.0 ppb (12) N/A N/A 11.0 ppb (8) 0.2 ppb (2) N/A N/A 14.0
 
Jan. 21, 2020, 9 a.m. 14.3 ppb (13) 1.7 ppb (2) N/A 13.0 ppb (12) N/A N/A 13.0 ppb (10) 0.15 ppb (2) N/A N/A 13.0
 
Jan. 21, 2020, 8 a.m. 11.9 ppb (11) 1.1 ppb (1) N/A 11.0 ppb (10) N/A N/A 14.0 ppb (11) 0.12 ppb (1) N/A N/A 11.0
 
Jan. 21, 2020, 7 a.m. 10.1 ppb (9) 0.9 ppb (1) N/A 9.0 ppb (8) N/A N/A 21.0 ppb (16) 0.13 ppb (1) N/A N/A 16.0
 
Jan. 21, 2020, 6 a.m. 9.4 ppb (9) 0.8 ppb (1) N/A 9.0 ppb (8) N/A N/A 24.0 ppb (18) 0.12 ppb (1) N/A N/A 18.0
 
Jan. 21, 2020, 5 a.m. 10.8 ppb (10) 1.0 ppb (1) N/A 10.0 ppb (9) N/A N/A 26.0 ppb (20) 0.18 ppb (2) N/A N/A 20.0
 
Jan. 21, 2020, 4 a.m. 14.2 ppb (13) 1.4 ppb (1) N/A 13.0 ppb (12) N/A N/A 22.0 ppb (17) 0.24 ppb (3) N/A N/A 17.0
 
Jan. 21, 2020, 3 a.m. 15.6 ppb (14) 1.4 ppb (1) N/A 14.0 ppb (13) N/A N/A 20.0 ppb (15) 0.25 ppb (3) N/A N/A 15.0
 
Jan. 21, 2020, 2 a.m. 19.9 ppb (18) 2.1 ppb (2) N/A 18.0 ppb (17) N/A N/A 16.0 ppb (12) 0.33 ppb (4) N/A N/A 18.0
 
Jan. 21, 2020, 1 a.m. 17.2 ppb (16) 1.7 ppb (2) N/A 16.0 ppb (15) N/A N/A 20.0 ppb (15) 0.36 ppb (4) N/A N/A 16.0
 
Jan. 21, 2020, midnight 13.7 ppb (13) 1.7 ppb (2) N/A 12.0 ppb (11) N/A N/A 27.0 ppb (21) 0.25 ppb (3) N/A N/A 21.0
 
Jan. 20, 2020, 11 p.m. 13.3 ppb (12) 1.8 ppb (2) N/A 11.0 ppb (10) N/A N/A 28.0 ppb (22) 0.26 ppb (3) N/A N/A 22.0
 
Jan. 20, 2020, 10 p.m. 21.5 ppb (20) 3.9 ppb (4) N/A 18.0 ppb (17) N/A N/A 22.0 ppb (17) 0.37 ppb (4) N/A N/A 20.0
 
Jan. 20, 2020, 9 p.m. 28.4 ppb (26) 7.4 ppb (7) N/A 21.0 ppb (19) N/A N/A 18.0 ppb (14) 0.38 ppb (4) N/A N/A 26.0
 
Jan. 20, 2020, 8 p.m. 17.2 ppb (16) 3.6 ppb (3) N/A 14.0 ppb (13) N/A N/A 23.0 ppb (18) 0.28 ppb (3) N/A N/A 18.0
 
Jan. 20, 2020, 7 p.m. 19.4 ppb (18) 4.2 ppb (4) N/A 15.0 ppb (14) N/A N/A 20.0 ppb (15) 0.3 ppb (3) N/A N/A 18.0
 
Jan. 20, 2020, 6 p.m. 33.0 ppb (31) 10.9 ppb (10) N/A 22.0 ppb (20) N/A N/A 11.0 ppb (8) 0.39 ppb (4) N/A N/A 31.0
 
Jan. 20, 2020, 5 p.m. 62.2 ppb (59) 34.3 ppb (32) N/A 28.0 ppb (26) N/A N/A 0.0 ppb (0) 0.66 ppb (7) N/A N/A 59.0
 
Jan. 20, 2020, 4 p.m. 77.8 ppb (75) 51.5 ppb (48) N/A 26.0 ppb (24) N/A N/A -1.0 ppb (0) 1.0 ppb (11) N/A N/A 75.0
 
Jan. 20, 2020, 3 p.m. 63.8 ppb (60) 39.4 ppb (36) N/A 24.0 ppb (22) N/A N/A -2.0 ppb (0) 0.76 ppb (8) N/A N/A 60.0
 
Jan. 20, 2020, 2 p.m. 53.6 ppb (50) 29.5 ppb (27) N/A 24.0 ppb (22) N/A N/A -2.0 ppb (0) 0.73 ppb (8) N/A N/A 50.0
 
Jan. 20, 2020, 1 p.m. 40.2 ppb (37) 16.5 ppb (15) N/A 24.0 ppb (22) N/A N/A -2.0 ppb (0) 0.57 ppb (6) N/A N/A 37.0
 
Jan. 20, 2020, noon 33.5 ppb (31) 9.2 ppb (9) N/A 24.0 ppb (22) N/A N/A -2.0 ppb (0) 0.41 ppb (5) N/A N/A 31.0
 
Jan. 20, 2020, 11 a.m. 34.7 ppb (32) 10.3 ppb (10) N/A 24.0 ppb (22) N/A N/A -1.0 ppb (0) 0.39 ppb (4) N/A N/A 32.0
 
Jan. 20, 2020, 10 a.m. 31.6 ppb (29) 8.0 ppb (7) N/A 24.0 ppb (22) N/A N/A -2.0 ppb (0) 0.36 ppb (4) N/A N/A 29.0
 
Jan. 20, 2020, 9 a.m. 31.5 ppb (29) 8.7 ppb (8) N/A 23.0 ppb (21) N/A N/A -2.0 ppb (0) 0.53 ppb (6) N/A N/A 29.0
 
Jan. 20, 2020, 8 a.m. 31.7 ppb (29) 7.8 ppb (7) N/A 24.0 ppb (22) N/A N/A -2.0 ppb (0) 0.49 ppb (5) N/A N/A 29.0
 
Jan. 20, 2020, 7 a.m. 44.0 ppb (41) 15.5 ppb (14) N/A 28.0 ppb (26) N/A N/A -2.0 ppb (0) 0.63 ppb (7) N/A N/A 41.0
 
Jan. 20, 2020, 6 a.m. 40.8 ppb (38) 9.6 ppb (9) N/A 31.0 ppb (29) N/A N/A -2.0 ppb (0) 0.6 ppb (7) N/A N/A 38.0
 
Jan. 20, 2020, 5 a.m. 40.7 ppb (38) 6.9 ppb (6) N/A 34.0 ppb (31) N/A N/A -2.0 ppb (0) 0.57 ppb (6) N/A N/A 38.0
 
Jan. 20, 2020, 4 a.m. 45.3 ppb (42) 8.9 ppb (8) N/A 36.0 ppb (33) N/A N/A -2.0 ppb (0) 0.62 ppb (7) N/A N/A 42.0
 
Jan. 20, 2020, 3 a.m. 43.5 ppb (40) 9.3 ppb (9) N/A 34.0 ppb (31) N/A N/A 0.0 ppb (0) 0.71 ppb (8) N/A N/A 40.0
 
Jan. 20, 2020, 2 a.m. 52.5 ppb (49) 17.0 ppb (16) N/A 36.0 ppb (33) N/A N/A -1.0 ppb (0) 0.85 ppb (9) N/A N/A 49.0
 
Jan. 20, 2020, 1 a.m. 44.7 ppb (41) 6.5 ppb (6) N/A 38.0 ppb (35) N/A N/A 0.0 ppb (0) 0.68 ppb (8) N/A N/A 41.0
 
Jan. 20, 2020, midnight 41.9 ppb (39) 6.2 ppb (6) N/A 36.0 ppb (33) N/A N/A 7.0 ppb (5) 0.63 ppb (7) N/A N/A 39.0
 
Jan. 19, 2020, 11 p.m. 35.2 ppb (33) 6.2 ppb (6) N/A 29.0 ppb (27) N/A N/A 15.0 ppb (12) 0.49 ppb (5) N/A N/A 33.0
 
Jan. 19, 2020, 10 p.m. 22.1 ppb (20) 4.0 ppb (4) N/A 18.0 ppb (17) N/A N/A 25.0 ppb (19) 0.35 ppb (4) N/A N/A 20.0
 
Jan. 19, 2020, 9 p.m. 15.3 ppb (14) 2.6 ppb (2) N/A 13.0 ppb (12) N/A N/A 32.0 ppb (25) 0.27 ppb (3) N/A N/A 25.0
 
Jan. 19, 2020, 8 p.m. 6.0 ppb (6) 1.6 ppb (1) N/A 4.0 ppb (4) N/A N/A 39.0 ppb (30) 0.11 ppb (1) N/A N/A 30.0
 
Jan. 19, 2020, 7 p.m. 17.0 ppb (16) 5.2 ppb (5) N/A 12.0 ppb (11) N/A N/A 27.0 ppb (21) 0.26 ppb (3) N/A N/A 21.0
 
Jan. 19, 2020, 6 p.m. 24.7 ppb (23) 8.2 ppb (8) N/A 16.0 ppb (15) N/A N/A 18.0 ppb (14) 0.35 ppb (4) N/A N/A 23.0
 
Jan. 19, 2020, 5 p.m. 22.0 ppb (20) 7.4 ppb (7) N/A 15.0 ppb (14) N/A N/A 19.0 ppb (15) 0.3 ppb (3) N/A N/A 20.0
 
Jan. 19, 2020, 4 p.m. 46.9 ppb (43) 23.8 ppb (22) N/A 23.0 ppb (21) N/A N/A 7.0 ppb (5) 0.59 ppb (7) N/A N/A 43.0
 
Jan. 19, 2020, 3 p.m. 49.6 ppb (46) 22.6 ppb (21) N/A 27.0 ppb (25) N/A N/A 0.0 ppb (0) 0.61 ppb (7) N/A N/A 46.0
 
Jan. 19, 2020, 2 p.m. 25.0 ppb (23) 2.9 ppb (3) N/A 22.0 ppb (20) N/A N/A 7.0 ppb (5) 0.45 ppb (5) N/A N/A 23.0
 
Jan. 19, 2020, 1 p.m. 9.8 ppb (9) 0.6 ppb (1) N/A 9.0 ppb (8) N/A N/A 25.0 ppb (19) 0.16 ppb (2) N/A N/A 19.0
 
Jan. 19, 2020, noon 10.2 ppb (9) 1.0 ppb (1) N/A 9.0 ppb (8) N/A N/A 25.0 ppb (19) 0.11 ppb (1) N/A N/A 19.0
 
Jan. 19, 2020, 11 a.m. 19.0 ppb (18) 2.8 ppb (3) N/A 16.0 ppb (15) N/A N/A 13.0 ppb (10) 0.18 ppb (2) N/A N/A 18.0
 
Jan. 19, 2020, 10 a.m. 21.1 ppb (20) 1.8 ppb (2) N/A 19.0 ppb (18) N/A N/A 8.0 ppb (6) 0.26 ppb (3) N/A N/A 20.0
 
Jan. 19, 2020, 9 a.m. 20.3 ppb (19) 1.6 ppb (1) N/A 19.0 ppb (18) N/A N/A 10.0 ppb (8) 0.34 ppb (4) N/A N/A 19.0
 
Jan. 19, 2020, 8 a.m. 19.9 ppb (18) 1.8 ppb (2) N/A 18.0 ppb (17) N/A N/A 12.0 ppb (9) 0.27 ppb (3) N/A N/A 18.0
 
Jan. 19, 2020, 7 a.m. 28.8 ppb (27) 6.0 ppb (6) N/A 23.0 ppb (21) N/A N/A 7.0 ppb (5) 0.46 ppb (5) N/A N/A 27.0
 
Jan. 19, 2020, 6 a.m. 44.5 ppb (41) 16.4 ppb (15) N/A 28.0 ppb (26) N/A N/A 0.0 ppb (0) 0.66 ppb (7) N/A N/A 41.0
 
Jan. 19, 2020, 5 a.m. 40.7 ppb (38) 12.1 ppb (11) N/A 29.0 ppb (27) N/A N/A 0.0 ppb (0) 0.61 ppb (7) N/A N/A 38.0
 
Jan. 19, 2020, 4 a.m. 25.0 ppb (23) 5.1 ppb (5) N/A 20.0 ppb (19) N/A N/A 12.0 ppb (9) 0.37 ppb (4) N/A N/A 23.0
 
Jan. 19, 2020, 3 a.m. 22.7 ppb (21) 1.6 ppb (1) N/A 21.0 ppb (19) N/A N/A 14.0 ppb (11) 0.39 ppb (4) N/A N/A 21.0
 
Jan. 19, 2020, 2 a.m. 31.6 ppb (29) 2.8 ppb (3) N/A 29.0 ppb (27) N/A N/A 7.0 ppb (5) 0.48 ppb (5) N/A N/A 29.0
 
Jan. 19, 2020, 1 a.m. 19.0 ppb (18) 0.6 ppb (1) N/A 18.0 ppb (17) N/A N/A 22.0 ppb (17) 0.31 ppb (3) N/A N/A 18.0
 
Jan. 19, 2020, midnight 11.0 ppb (10) 0.6 ppb (1) N/A 10.0 ppb (9) N/A N/A 34.0 ppb (26) 0.18 ppb (2) N/A N/A 26.0
 
Jan. 18, 2020, 11 p.m. 8.3 ppb (8) 1.0 ppb (1) N/A 7.0 ppb (6) N/A N/A 38.0 ppb (29) 0.14 ppb (2) N/A N/A 29.0
 
Jan. 18, 2020, 10 p.m. 8.5 ppb (8) 1.7 ppb (2) N/A 7.0 ppb (6) N/A N/A 40.0 ppb (31) 0.16 ppb (2) N/A N/A 31.0
 
Jan. 18, 2020, 9 p.m. 8.4 ppb (8) 2.3 ppb (2) N/A 6.0 ppb (6) N/A N/A 40.0 ppb (31) 0.12 ppb (1) N/A N/A 31.0
 
Jan. 18, 2020, 8 p.m. 9.3 ppb (9) 2.6 ppb (2) N/A 7.0 ppb (6) N/A N/A 37.0 ppb (28) 0.12 ppb (1) N/A N/A 28.0
 
Jan. 18, 2020, 7 p.m. 12.7 ppb (12) 4.8 ppb (4) N/A 8.0 ppb (7) N/A N/A 36.0 ppb (28) 0.11 ppb (1) N/A N/A 28.0