ID: 909

AQSQID: 550270001

Site Name: Horicon Wildlife Area

Added: April 21, 2020, 6:24 p.m.

Updated: July 30, 2021, 7:59 p.m.

Location: Horicon (N Palmatory St), WI

Reporting: True, Located: True

Current AQI: 29.0

Horicon (N Palmatory St) WI, US: 43.46611, -88.621109

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 30, 2021, 6 p.m. N/A 0.0 ppb (0) 1.0 ppb (1) N/A N/A 0.0 ppb (0) 31.0 ppb (29) 0.06 ppb (2) 10.0 μg/m3 (10) 4.9 μg/m3 (21) 29.0
 
July 30, 2021, 5 p.m. N/A 0.0 ppb (0) 0.9 ppb (1) N/A N/A 0.0 ppb (0) 30.0 ppb (28) 0.05 ppb (2) 7.0 μg/m3 (7) 4.3 μg/m3 (18) 28.0
 
July 30, 2021, 4 p.m. N/A 0.1 ppb (1) 1.1 ppb (2) N/A N/A 0.0 ppb (0) 29.0 ppb (27) 0.05 ppb (2) 8.0 μg/m3 (8) 4.0 μg/m3 (17) 27.0
 
July 30, 2021, 3 p.m. N/A 0.1 ppb (1) 0.9 ppb (1) N/A N/A 0.0 ppb (0) 28.0 ppb (26) 0.04 ppb (0) 8.0 μg/m3 (8) 3.6 μg/m3 (16) 26.0
 
July 30, 2021, 2 p.m. N/A 0.3 ppb (1) 1.4 ppb (2) N/A N/A 0.0 ppb (0) 25.0 ppb (24) 0.04 ppb (0) 7.0 μg/m3 (7) 3.3 μg/m3 (14) 24.0
 
July 30, 2021, 1 p.m. N/A 0.4 ppb (1) 1.7 ppb (2) N/A N/A 0.0 ppb (0) 23.0 ppb (22) 0.04 ppb (0) 7.0 μg/m3 (7) 3.6 μg/m3 (16) 22.0
 
July 30, 2021, noon N/A 0.3 ppb (1) 1.6 ppb (2) N/A N/A 0.0 ppb (0) 20.0 ppb (19) 0.04 ppb (0) 8.0 μg/m3 (8) 4.3 μg/m3 (18) 19.0
 
July 30, 2021, 11 a.m. N/A 0.1 ppb (1) 1.6 ppb (2) N/A N/A 0.0 ppb (0) 16.0 ppb (15) 0.04 ppb (0) 11.0 μg/m3 (11) 6.0 μg/m3 (25) 25.0
 
July 30, 2021, 10 a.m. N/A -0.1 ppb (0) 1.3 ppb (2) N/A N/A 0.0 ppb (0) N/A N/A 15.0 μg/m3 (14) 8.0 μg/m3 (34) 34.0
 
July 30, 2021, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 17.0 ppb (16) N/A 15.0 μg/m3 (14) 8.1 μg/m3 (34) 34.0
 
July 30, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 20.0 ppb (19) 0.06 ppb (2) 15.0 μg/m3 (14) 9.0 μg/m3 (38) 38.0
 
July 30, 2021, 7 a.m. N/A -0.1 ppb (0) 0.9 ppb (1) N/A N/A N/A 21.0 ppb (20) 0.09 ppb (2) 19.0 μg/m3 (18) 13.2 μg/m3 (54) 54.0
 
July 30, 2021, 6 a.m. N/A -0.1 ppb (0) 0.9 ppb (1) N/A N/A 0.0 ppb (0) 25.0 ppb (24) 0.11 ppb (2) 19.0 μg/m3 (18) 13.7 μg/m3 (55) 55.0
 
July 30, 2021, 5 a.m. N/A -0.1 ppb (0) 0.8 ppb (1) N/A N/A 0.0 ppb (0) 26.0 ppb (25) 0.13 ppb (2) 20.0 μg/m3 (19) 14.9 μg/m3 (57) 57.0
 
July 30, 2021, 4 a.m. N/A -0.1 ppb (0) 1.0 ppb (1) N/A N/A 0.0 ppb (0) 29.0 ppb (27) 0.17 ppb (3) 24.0 μg/m3 (23) 19.9 μg/m3 (68) 68.0
 
July 30, 2021, 3 a.m. N/A -0.1 ppb (0) 2.1 ppb (2) N/A N/A 0.0 ppb (0) 31.0 ppb (29) 0.2 ppb (3) 30.0 μg/m3 (28) 25.1 μg/m3 (79) 79.0
 
July 30, 2021, 2 a.m. N/A 0.0 ppb (0) 3.1 ppb (3) N/A N/A 0.0 ppb (0) 30.0 ppb (28) 0.23 ppb (3) 35.0 μg/m3 (33) 28.0 μg/m3 (85) 85.0
 
July 30, 2021, 1 a.m. N/A -0.1 ppb (0) 2.3 ppb (3) N/A N/A 0.0 ppb (0) 31.0 ppb (29) 0.23 ppb (3) 33.0 μg/m3 (31) 28.0 μg/m3 (85) 85.0
 
July 30, 2021, midnight N/A -0.1 ppb (0) 2.0 ppb (2) N/A N/A 1.0 ppb (2) 38.0 ppb (36) 0.24 ppb (3) 33.0 μg/m3 (31) 28.5 μg/m3 (86) 86.0
 
July 29, 2021, 11 p.m. N/A 0.0 ppb (0) 1.9 ppb (2) N/A N/A 1.0 ppb (2) 41.0 ppb (38) 0.23 ppb (3) 35.0 μg/m3 (33) 29.5 μg/m3 (88) 88.0
 
July 29, 2021, 10 p.m. N/A 0.0 ppb (0) 2.2 ppb (3) N/A N/A 1.0 ppb (2) 43.0 ppb (40) 0.25 ppb (3) 37.0 μg/m3 (35) 30.3 μg/m3 (90) 90.0
 
July 29, 2021, 9 p.m. N/A 0.0 ppb (0) 2.4 ppb (3) N/A N/A 0.0 ppb (0) 42.0 ppb (39) 0.24 ppb (3) 38.0 μg/m3 (36) 30.2 μg/m3 (90) 90.0
 
July 29, 2021, 8 p.m. N/A 0.0 ppb (0) 2.0 ppb (2) N/A N/A 0.0 ppb (0) 56.0 ppb (55) 0.2 ppb (3) 27.0 μg/m3 (25) 21.9 μg/m3 (72) 72.0
 
July 29, 2021, 7 p.m. N/A 0.1 ppb (1) 2.2 ppb (3) N/A N/A 0.0 ppb (0) 61.0 ppb (71) 0.2 ppb (3) 25.0 μg/m3 (24) 20.8 μg/m3 (70) 71.0
 
July 29, 2021, 6 p.m. N/A 0.0 ppb (0) 1.9 ppb (2) N/A N/A 0.0 ppb (0) 56.0 ppb (55) 0.2 ppb (3) 23.0 μg/m3 (22) 18.3 μg/m3 (65) 65.0
 
July 29, 2021, 5 p.m. N/A 0.0 ppb (0) 1.6 ppb (2) N/A N/A 0.0 ppb (0) 51.0 ppb (48) 0.17 ppb (3) 22.0 μg/m3 (21) 17.2 μg/m3 (62) 62.0
 
July 29, 2021, 4 p.m. N/A 0.0 ppb (0) 1.6 ppb (2) N/A N/A 0.0 ppb (0) 50.0 ppb (47) 0.15 ppb (2) 22.0 μg/m3 (21) 16.5 μg/m3 (61) 61.0
 
July 29, 2021, 3 p.m. N/A 0.1 ppb (1) 1.7 ppb (2) N/A N/A 0.0 ppb (0) 48.0 ppb (45) 0.15 ppb (2) 22.0 μg/m3 (21) 14.4 μg/m3 (56) 56.0
 
July 29, 2021, 2 p.m. N/A 0.0 ppb (0) 1.9 ppb (2) N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.13 ppb (2) 20.0 μg/m3 (19) 11.9 μg/m3 (50) 50.0
 
July 29, 2021, 1 p.m. N/A 0.0 ppb (0) 2.3 ppb (3) N/A N/A 0.0 ppb (0) 45.0 ppb (42) 0.11 ppb (2) 18.0 μg/m3 (17) 11.6 μg/m3 (49) 49.0
 
July 29, 2021, noon N/A 0.1 ppb (1) 3.3 ppb (4) N/A N/A 0.0 ppb (0) 46.0 ppb (43) 0.13 ppb (2) 22.0 μg/m3 (21) 14.3 μg/m3 (56) 56.0
 
July 29, 2021, 11 a.m. N/A 0.0 ppb (0) 2.6 ppb (3) N/A N/A 0.0 ppb (0) 47.0 ppb (44) 0.13 ppb (2) 22.0 μg/m3 (21) 14.7 μg/m3 (57) 57.0
 
July 29, 2021, 10 a.m. N/A 0.0 ppb (0) 4.5 ppb (5) N/A N/A 0.0 ppb (0) N/A N/A 19.0 μg/m3 (18) 11.9 μg/m3 (50) 50.0
 
July 29, 2021, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 48.0 ppb (45) N/A 16.0 μg/m3 (15) 11.2 μg/m3 (47) 47.0
 
July 29, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 54.0 ppb (50) 0.12 ppb (2) 13.0 μg/m3 (13) 7.8 μg/m3 (33) 50.0
 
July 29, 2021, 7 a.m. N/A 0.0 ppb (0) 4.8 ppb (5) N/A N/A N/A 58.0 ppb (61) 0.1 ppb (2) 14.0 μg/m3 (13) 8.7 μg/m3 (37) 61.0
 
July 29, 2021, 6 a.m. N/A 0.0 ppb (0) 20.9 ppb (20) N/A N/A 0.0 ppb (0) 66.0 ppb (87) 0.1 ppb (2) 15.0 μg/m3 (14) 8.5 μg/m3 (36) 87.0
 
July 29, 2021, 5 a.m. N/A -0.1 ppb (0) 2.8 ppb (3) N/A N/A 0.0 ppb (0) 49.0 ppb (46) 0.13 ppb (2) 20.0 μg/m3 (19) 11.0 μg/m3 (46) 46.0
 
July 29, 2021, 4 a.m. N/A -0.1 ppb (0) 3.2 ppb (4) N/A N/A 0.0 ppb (0) 35.0 ppb (33) 0.14 ppb (2) 21.0 μg/m3 (20) 14.4 μg/m3 (56) 56.0
 
July 29, 2021, 3 a.m. N/A -0.1 ppb (0) 3.0 ppb (3) N/A N/A 0.0 ppb (0) 42.0 ppb (39) 0.14 ppb (2) 19.0 μg/m3 (18) 13.9 μg/m3 (55) 55.0
 
July 29, 2021, 2 a.m. N/A -0.1 ppb (0) 3.0 ppb (3) N/A N/A 0.0 ppb (0) 48.0 ppb (45) 0.15 ppb (2) 21.0 μg/m3 (20) 13.9 μg/m3 (55) 55.0
 
July 29, 2021, 1 a.m. N/A -0.1 ppb (0) 3.7 ppb (4) N/A N/A 0.0 ppb (0) 55.0 ppb (51) 0.17 ppb (3) 22.0 μg/m3 (21) 14.2 μg/m3 (56) 56.0
 
July 29, 2021, midnight N/A -0.1 ppb (0) 3.6 ppb (4) N/A N/A 0.0 ppb (0) 61.0 ppb (71) 0.17 ppb (3) 26.0 μg/m3 (25) 13.5 μg/m3 (54) 71.0
 
July 28, 2021, 11 p.m. N/A -0.1 ppb (0) 3.3 ppb (4) N/A N/A 1.0 ppb (2) 64.0 ppb (81) 0.16 ppb (3) 25.0 μg/m3 (24) 14.1 μg/m3 (56) 81.0
 
July 28, 2021, 10 p.m. N/A -0.1 ppb (0) 3.3 ppb (4) N/A N/A 1.0 ppb (2) 64.0 ppb (81) 0.16 ppb (3) 21.0 μg/m3 (20) 14.6 μg/m3 (57) 81.0
 
July 28, 2021, 9 p.m. N/A -0.1 ppb (0) 3.1 ppb (3) N/A N/A 1.0 ppb (2) 62.0 ppb (74) 0.16 ppb (3) 21.0 μg/m3 (20) 14.4 μg/m3 (56) 74.0
 
July 28, 2021, 8 p.m. N/A 0.0 ppb (0) 3.1 ppb (3) N/A N/A 1.0 ppb (2) 61.0 ppb (71) 0.17 ppb (3) 22.0 μg/m3 (21) 14.6 μg/m3 (57) 71.0
 
July 28, 2021, 7 p.m. N/A 0.2 ppb (1) 3.8 ppb (4) N/A N/A 1.0 ppb (2) 61.0 ppb (71) 0.16 ppb (3) 23.0 μg/m3 (22) 14.8 μg/m3 (57) 71.0
 
July 28, 2021, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 57.0 ppb (58) 0.14 ppb (2) 25.0 μg/m3 (24) 14.9 μg/m3 (57) 58.0
 
July 28, 2021, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 52.0 ppb (49) 0.15 ppb (2) 25.0 μg/m3 (24) 15.2 μg/m3 (58) 58.0
 
July 28, 2021, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 48.0 ppb (45) 0.14 ppb (2) 26.0 μg/m3 (25) 15.1 μg/m3 (58) 58.0
 
July 28, 2021, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.15 ppb (2) 22.0 μg/m3 (21) 15.0 μg/m3 (58) 58.0
 
July 28, 2021, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.15 ppb (2) 20.0 μg/m3 (19) 14.1 μg/m3 (56) 56.0
 
July 28, 2021, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 36.0 ppb (34) 0.16 ppb (3) 21.0 μg/m3 (20) 14.0 μg/m3 (55) 55.0
 
July 28, 2021, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (28) 0.16 ppb (3) 25.0 μg/m3 (24) 14.8 μg/m3 (57) 57.0
 
July 28, 2021, 11 a.m. N/A 0.0 ppb (0) 5.1 ppb (5) N/A N/A 0.0 ppb (0) 35.0 ppb (33) 0.15 ppb (2) 22.0 μg/m3 (21) 14.9 μg/m3 (57) 57.0
 
July 28, 2021, 10 a.m. N/A 0.0 ppb (0) 5.2 ppb (5) N/A N/A 0.0 ppb (0) N/A N/A 22.0 μg/m3 (21) 14.7 μg/m3 (57) 57.0
 
July 28, 2021, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 54.0 ppb (50) N/A 22.0 μg/m3 (21) 14.0 μg/m3 (55) 55.0
 
July 28, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 59.0 ppb (65) 0.15 ppb (2) 22.0 μg/m3 (21) 14.1 μg/m3 (56) 65.0
 
July 28, 2021, 7 a.m. N/A -0.1 ppb (0) 3.4 ppb (4) N/A N/A N/A 61.0 ppb (71) 0.13 ppb (2) 22.0 μg/m3 (21) 13.8 μg/m3 (55) 71.0
 
July 28, 2021, 6 a.m. N/A -0.1 ppb (0) 2.4 ppb (3) N/A N/A 0.0 ppb (0) 64.0 ppb (81) 0.13 ppb (2) 21.0 μg/m3 (20) 13.7 μg/m3 (55) 81.0
 
July 28, 2021, 5 a.m. N/A -0.1 ppb (0) 2.8 ppb (3) N/A N/A 0.0 ppb (0) 64.0 ppb (81) 0.14 ppb (2) 23.0 μg/m3 (22) 13.9 μg/m3 (55) 81.0
 
July 28, 2021, 4 a.m. N/A -0.1 ppb (0) 2.4 ppb (3) N/A N/A 0.0 ppb (0) 67.0 ppb (91) 0.14 ppb (2) 21.0 μg/m3 (20) 13.4 μg/m3 (54) 91.0
 
July 28, 2021, 3 a.m. N/A -0.1 ppb (0) 2.2 ppb (3) N/A N/A 0.0 ppb (0) 68.0 ppb (94) 0.14 ppb (2) 20.0 μg/m3 (19) 12.8 μg/m3 (53) 94.0
 
July 28, 2021, 2 a.m. N/A -0.1 ppb (0) 2.9 ppb (3) N/A N/A 0.0 ppb (0) 68.0 ppb (94) 0.15 ppb (2) 20.0 μg/m3 (19) 12.1 μg/m3 (51) 94.0
 
July 28, 2021, 1 a.m. N/A -0.1 ppb (0) 3.2 ppb (4) N/A N/A 0.0 ppb (0) 39.0 ppb (37) 0.15 ppb (2) 21.0 μg/m3 (20) 12.8 μg/m3 (53) 53.0
 
July 28, 2021, midnight N/A -0.1 ppb (0) 2.1 ppb (2) N/A N/A 0.0 ppb (0) 41.0 ppb (38) 0.16 ppb (3) 22.0 μg/m3 (21) 12.9 μg/m3 (53) 53.0
 
July 27, 2021, 11 p.m. N/A -0.1 ppb (0) 1.8 ppb (2) N/A N/A 0.0 ppb (0) 48.0 ppb (45) 0.15 ppb (2) 21.0 μg/m3 (20) 12.7 μg/m3 (53) 53.0
 
July 27, 2021, 10 p.m. N/A 0.0 ppb (0) 2.0 ppb (2) N/A N/A 1.0 ppb (2) 55.0 ppb (51) 0.14 ppb (2) 20.0 μg/m3 (19) 12.4 μg/m3 (52) 52.0
 
July 27, 2021, 9 p.m. N/A 0.0 ppb (0) 2.2 ppb (3) N/A N/A 1.0 ppb (2) 56.0 ppb (55) 0.14 ppb (2) 22.0 μg/m3 (21) 11.9 μg/m3 (50) 55.0
 
July 27, 2021, 8 p.m. N/A 0.0 ppb (0) 2.3 ppb (3) N/A N/A 1.0 ppb (2) 57.0 ppb (58) 0.13 ppb (2) 22.0 μg/m3 (21) 11.5 μg/m3 (48) 58.0
 
July 27, 2021, 7 p.m. N/A 0.0 ppb (0) 2.7 ppb (3) N/A N/A 0.0 ppb (0) 60.0 ppb (68) 0.12 ppb (2) 20.0 μg/m3 (19) 11.9 μg/m3 (50) 68.0
 
July 27, 2021, 6 p.m. N/A 0.1 ppb (1) 2.5 ppb (3) N/A N/A 0.0 ppb (0) 59.0 ppb (65) 0.11 ppb (2) 22.0 μg/m3 (21) 11.9 μg/m3 (50) 65.0
 
July 27, 2021, 5 p.m. N/A 0.1 ppb (1) 2.3 ppb (3) N/A N/A 0.0 ppb (0) 56.0 ppb (55) 0.1 ppb (2) 22.0 μg/m3 (21) 12.2 μg/m3 (52) 55.0
 
July 27, 2021, 4 p.m. N/A 0.2 ppb (1) 2.5 ppb (3) N/A N/A 0.0 ppb (0) 52.0 ppb (49) 0.1 ppb (2) 23.0 μg/m3 (22) 12.9 μg/m3 (53) 53.0
 
July 27, 2021, 3 p.m. N/A 0.1 ppb (1) 2.9 ppb (3) N/A N/A 0.0 ppb (0) 50.0 ppb (47) 0.1 ppb (2) 19.0 μg/m3 (18) 12.4 μg/m3 (52) 52.0
 
July 27, 2021, 2 p.m. N/A 0.0 ppb (0) 2.5 ppb (3) N/A N/A 0.0 ppb (0) 44.0 ppb (41) 0.09 ppb (2) 15.0 μg/m3 (14) 9.7 μg/m3 (41) 41.0
 
July 27, 2021, 1 p.m. N/A 0.0 ppb (0) 2.9 ppb (3) N/A N/A 0.0 ppb (0) 53.0 ppb (50) 0.09 ppb (2) 13.0 μg/m3 (13) 9.1 μg/m3 (38) 50.0
 
July 27, 2021, noon N/A 0.0 ppb (0) 2.8 ppb (3) N/A N/A 0.0 ppb (0) 54.0 ppb (50) 0.09 ppb (2) 14.0 μg/m3 (13) 9.9 μg/m3 (42) 50.0
 
July 27, 2021, 11 a.m. N/A -0.1 ppb (0) 2.1 ppb (2) N/A N/A 0.0 ppb (0) 53.0 ppb (50) 0.1 ppb (2) 16.0 μg/m3 (15) 10.6 μg/m3 (45) 50.0
 
July 27, 2021, 10 a.m. N/A -0.1 ppb (0) 2.8 ppb (3) N/A N/A 0.0 ppb (0) N/A N/A 16.0 μg/m3 (15) 8.5 μg/m3 (36) 36.0
 
July 27, 2021, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 56.0 ppb (55) N/A 13.0 μg/m3 (13) 7.5 μg/m3 (32) 55.0
 
July 27, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 57.0 ppb (58) 0.1 ppb (2) 15.0 μg/m3 (14) 8.0 μg/m3 (34) 58.0
 
July 27, 2021, 7 a.m. N/A -0.1 ppb (0) 5.3 ppb (5) N/A N/A N/A 41.0 ppb (38) 0.13 ppb (2) 33.0 μg/m3 (31) 20.3 μg/m3 (69) 69.0
 
July 27, 2021, 6 a.m. N/A -0.1 ppb (0) 5.2 ppb (5) N/A N/A 0.0 ppb (0) 36.0 ppb (34) 0.14 ppb (2) 37.0 μg/m3 (35) 22.2 μg/m3 (73) 73.0
 
July 27, 2021, 5 a.m. N/A -0.1 ppb (0) 3.6 ppb (4) N/A N/A 0.0 ppb (0) 41.0 ppb (38) 0.14 ppb (2) 38.0 μg/m3 (36) 22.4 μg/m3 (73) 73.0
 
July 27, 2021, 4 a.m. N/A -0.1 ppb (0) 3.5 ppb (4) N/A N/A 0.0 ppb (0) 44.0 ppb (41) 0.16 ppb (3) 37.0 μg/m3 (35) 24.0 μg/m3 (77) 77.0
 
July 27, 2021, 3 a.m. N/A -0.1 ppb (0) 3.1 ppb (3) N/A N/A 0.0 ppb (0) 49.0 ppb (46) 0.19 ppb (3) 42.0 μg/m3 (39) 27.6 μg/m3 (84) 84.0
 
July 27, 2021, 2 a.m. N/A -0.1 ppb (0) 4.2 ppb (4) N/A N/A 0.0 ppb (0) 51.0 ppb (48) 0.2 ppb (3) 43.0 μg/m3 (40) 28.3 μg/m3 (86) 86.0
 
July 27, 2021, 1 a.m. N/A -0.1 ppb (0) 3.2 ppb (4) N/A N/A 0.0 ppb (0) 50.0 ppb (47) 0.21 ppb (3) 42.0 μg/m3 (39) 27.3 μg/m3 (83) 83.0
 
July 27, 2021, midnight N/A -0.1 ppb (0) 2.2 ppb (3) N/A N/A 0.0 ppb (0) 54.0 ppb (50) 0.2 ppb (3) 39.0 μg/m3 (37) 26.2 μg/m3 (81) 81.0
 
July 26, 2021, 11 p.m. N/A -0.1 ppb (0) 2.0 ppb (2) N/A N/A 1.0 ppb (2) 57.0 ppb (58) 0.19 ppb (3) 36.0 μg/m3 (34) 25.9 μg/m3 (81) 81.0
 
July 26, 2021, 10 p.m. N/A 0.0 ppb (0) 2.2 ppb (3) N/A N/A 1.0 ppb (2) 60.0 ppb (68) 0.19 ppb (3) 37.0 μg/m3 (35) 25.9 μg/m3 (81) 81.0
 
July 26, 2021, 9 p.m. N/A 0.0 ppb (0) 2.0 ppb (2) N/A N/A 1.0 ppb (2) 62.0 ppb (74) 0.19 ppb (3) 38.0 μg/m3 (36) 26.1 μg/m3 (81) 81.0
 
July 26, 2021, 8 p.m. N/A 0.0 ppb (0) 1.9 ppb (2) N/A N/A 1.0 ppb (2) 59.0 ppb (65) 0.19 ppb (3) 35.0 μg/m3 (33) 25.1 μg/m3 (79) 79.0
 
July 26, 2021, 7 p.m. N/A 0.0 ppb (0) 2.6 ppb (3) N/A N/A 1.0 ppb (2) 63.0 ppb (78) 0.17 ppb (3) 36.0 μg/m3 (34) 24.2 μg/m3 (77) 78.0
 
July 26, 2021, 6 p.m. N/A 0.1 ppb (1) 3.5 ppb (4) N/A N/A 1.0 ppb (2) 64.0 ppb (81) 0.16 ppb (3) 39.0 μg/m3 (37) 23.1 μg/m3 (75) 81.0
 
July 26, 2021, 5 p.m. N/A 0.3 ppb (1) 5.0 ppb (5) N/A N/A 2.0 ppb (3) 57.0 ppb (58) 0.15 ppb (2) 43.0 μg/m3 (40) 21.9 μg/m3 (72) 72.0
 
July 26, 2021, 4 p.m. N/A 0.2 ppb (1) 3.7 ppb (4) N/A N/A 1.0 ppb (2) 50.0 ppb (47) N/A 32.0 μg/m3 (30) 17.9 μg/m3 (64) 64.0
 
July 26, 2021, 3 p.m. N/A 0.6 ppb (1) 4.8 ppb (5) N/A N/A 1.0 ppb (2) 42.0 ppb (39) N/A 28.0 μg/m3 (26) 15.7 μg/m3 (59) 59.0
 
July 26, 2021, 2 p.m. N/A 0.5 ppb (1) 4.4 ppb (5) N/A N/A 0.0 ppb (0) 36.0 ppb (34) 0.11 ppb (2) 27.0 μg/m3 (25) 14.2 μg/m3 (56) 56.0
 
July 26, 2021, 1 p.m. N/A 0.8 ppb (1) 4.7 ppb (5) N/A N/A 0.0 ppb (0) 26.0 ppb (25) 0.12 ppb (2) 24.0 μg/m3 (23) 13.2 μg/m3 (54) 54.0
 
July 26, 2021, noon N/A 0.6 ppb (1) 4.7 ppb (5) N/A N/A 0.0 ppb (0) 21.0 ppb (20) 0.11 ppb (2) 22.0 μg/m3 (21) 12.5 μg/m3 (52) 52.0
 
July 26, 2021, 11 a.m. N/A 0.1 ppb (1) 3.5 ppb (4) N/A N/A 0.0 ppb (0) 27.0 ppb (25) 0.11 ppb (2) 21.0 μg/m3 (20) 12.4 μg/m3 (52) 52.0
 
July 26, 2021, 10 a.m. N/A -0.1 ppb (0) 3.3 ppb (4) N/A N/A 0.0 ppb (0) N/A N/A 23.0 μg/m3 (22) 13.1 μg/m3 (54) 54.0
 
July 26, 2021, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (23) N/A 23.0 μg/m3 (22) 13.3 μg/m3 (54) 54.0
 
July 26, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (26) 0.12 ppb (2) 24.0 μg/m3 (23) 13.8 μg/m3 (55) 55.0
 
July 26, 2021, 7 a.m. N/A -0.1 ppb (0) 3.1 ppb (3) N/A N/A N/A 31.0 ppb (29) 0.12 ppb (2) 24.0 μg/m3 (23) 13.6 μg/m3 (55) 55.0
 
July 26, 2021, 6 a.m. N/A -0.1 ppb (0) 3.4 ppb (4) N/A N/A 0.0 ppb (0) 31.0 ppb (29) 0.13 ppb (2) 23.0 μg/m3 (22) 13.9 μg/m3 (55) 55.0
 
July 26, 2021, 5 a.m. N/A -0.1 ppb (0) 3.6 ppb (4) N/A N/A 0.0 ppb (0) 31.0 ppb (29) 0.13 ppb (2) 21.0 μg/m3 (20) 12.9 μg/m3 (53) 53.0
 
July 26, 2021, 4 a.m. N/A -0.1 ppb (0) 3.2 ppb (4) N/A N/A 0.0 ppb (0) 34.0 ppb (32) 0.13 ppb (2) 21.0 μg/m3 (20) 12.4 μg/m3 (52) 52.0
 
July 26, 2021, 3 a.m. N/A -0.1 ppb (0) 3.2 ppb (4) N/A N/A 0.0 ppb (0) 36.0 ppb (34) 0.13 ppb (2) 23.0 μg/m3 (22) 13.3 μg/m3 (54) 54.0
 
July 26, 2021, 2 a.m. N/A -0.1 ppb (0) 2.4 ppb (3) N/A N/A 0.0 ppb (0) 37.0 ppb (35) 0.13 ppb (2) 22.0 μg/m3 (21) 13.0 μg/m3 (53) 53.0
 
July 26, 2021, 1 a.m. N/A -0.1 ppb (0) 1.7 ppb (2) N/A N/A 0.0 ppb (0) 38.0 ppb (36) 0.13 ppb (2) 19.0 μg/m3 (18) 12.6 μg/m3 (53) 53.0
 
July 26, 2021, midnight N/A -0.1 ppb (0) 1.3 ppb (2) N/A N/A 0.0 ppb (0) 41.0 ppb (38) 0.14 ppb (2) 22.0 μg/m3 (21) 13.3 μg/m3 (54) 54.0
 
July 25, 2021, 11 p.m. N/A -0.1 ppb (0) 1.2 ppb (2) N/A N/A 0.0 ppb (0) 47.0 ppb (44) 0.13 ppb (2) 24.0 μg/m3 (23) 14.4 μg/m3 (56) 56.0
 
July 25, 2021, 10 p.m. N/A 0.0 ppb (0) 1.4 ppb (2) N/A N/A 0.0 ppb (0) 51.0 ppb (48) 0.14 ppb (2) 24.0 μg/m3 (23) 14.7 μg/m3 (57) 57.0
 
July 25, 2021, 9 p.m. N/A -0.1 ppb (0) 1.2 ppb (2) N/A N/A 0.0 ppb (0) 53.0 ppb (50) 0.13 ppb (2) 25.0 μg/m3 (24) 13.5 μg/m3 (54) 54.0
 
July 25, 2021, 8 p.m. N/A -0.1 ppb (0) 1.3 ppb (2) N/A N/A 0.0 ppb (0) 52.0 ppb (49) 0.12 ppb (2) 28.0 μg/m3 (26) 16.0 μg/m3 (60) 60.0
 
July 25, 2021, 7 p.m. N/A -0.1 ppb (0) 2.1 ppb (2) N/A N/A 1.0 ppb (2) 63.0 ppb (78) 0.17 ppb (3) 38.0 μg/m3 (36) 24.6 μg/m3 (78) 78.0
 
July 25, 2021, 6 p.m. N/A 0.0 ppb (0) 2.7 ppb (3) N/A N/A 1.0 ppb (2) 69.0 ppb (97) 0.17 ppb (3) 40.0 μg/m3 (38) 26.9 μg/m3 (83) 97.0
 
July 25, 2021, 5 p.m. N/A -0.1 ppb (0) 1.8 ppb (2) N/A N/A 0.0 ppb (0) 56.0 ppb (55) 0.17 ppb (3) 34.0 μg/m3 (32) 25.8 μg/m3 (80) 80.0
 
July 25, 2021, 4 p.m. N/A 0.0 ppb (0) 2.0 ppb (2) N/A N/A 0.0 ppb (0) 52.0 ppb (49) 0.16 ppb (3) 34.0 μg/m3 (32) 24.6 μg/m3 (78) 78.0
 
July 25, 2021, 3 p.m. N/A 0.0 ppb (0) 2.1 ppb (2) N/A N/A 0.0 ppb (0) 45.0 ppb (42) 0.16 ppb (3) 33.0 μg/m3 (31) 23.2 μg/m3 (75) 75.0
 
July 25, 2021, 2 p.m. N/A 0.1 ppb (1) 2.2 ppb (3) N/A N/A 0.0 ppb (0) 40.0 ppb (38) 0.14 ppb (2) 28.0 μg/m3 (26) 20.0 μg/m3 (68) 68.0
 
July 25, 2021, 1 p.m. N/A 0.2 ppb (1) 2.7 ppb (3) N/A N/A 0.0 ppb (0) 31.0 ppb (29) 0.14 ppb (2) 23.0 μg/m3 (22) 16.7 μg/m3 (61) 61.0
 
July 25, 2021, noon N/A 0.3 ppb (1) 3.0 ppb (3) N/A N/A 0.0 ppb (0) 21.0 ppb (20) 0.14 ppb (2) 21.0 μg/m3 (20) 15.4 μg/m3 (58) 58.0
 
July 25, 2021, 11 a.m. N/A 0.0 ppb (0) 2.8 ppb (3) N/A N/A 0.0 ppb (0) 25.0 ppb (24) 0.14 ppb (2) 21.0 μg/m3 (20) 15.6 μg/m3 (59) 59.0
 
July 25, 2021, 10 a.m. N/A -0.1 ppb (0) 3.0 ppb (3) N/A N/A 0.0 ppb (0) N/A N/A 20.0 μg/m3 (19) 15.5 μg/m3 (59) 59.0
 
July 25, 2021, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 32.0 ppb (30) N/A 19.0 μg/m3 (18) 15.4 μg/m3 (58) 58.0
 
July 25, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 33.0 ppb (31) 0.13 ppb (2) 19.0 μg/m3 (18) 15.1 μg/m3 (58) 58.0
 
July 25, 2021, 7 a.m. N/A -0.1 ppb (0) 3.2 ppb (4) N/A N/A N/A 31.0 ppb (29) 0.13 ppb (2) 18.0 μg/m3 (17) 14.0 μg/m3 (55) 55.0
 
July 25, 2021, 6 a.m. N/A -0.1 ppb (0) 3.2 ppb (4) N/A N/A 0.0 ppb (0) 37.0 ppb (35) 0.14 ppb (2) 19.0 μg/m3 (18) 13.5 μg/m3 (54) 54.0
 
July 25, 2021, 5 a.m. N/A -0.1 ppb (0) 3.9 ppb (4) N/A N/A 0.0 ppb (0) 38.0 ppb (36) 0.14 ppb (2) 17.0 μg/m3 (16) 12.7 μg/m3 (53) 53.0
 
July 25, 2021, 4 a.m. N/A -0.1 ppb (0) 3.0 ppb (3) N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.13 ppb (2) 18.0 μg/m3 (17) 12.5 μg/m3 (52) 52.0
 
July 25, 2021, 3 a.m. N/A -0.1 ppb (0) 1.9 ppb (2) N/A N/A 0.0 ppb (0) 41.0 ppb (38) 0.11 ppb (2) 15.0 μg/m3 (14) 11.2 μg/m3 (47) 47.0
 
July 25, 2021, 2 a.m. N/A -0.1 ppb (0) 1.9 ppb (2) N/A N/A 0.0 ppb (0) 47.0 ppb (44) 0.11 ppb (2) 15.0 μg/m3 (14) 10.4 μg/m3 (44) 44.0
 
July 25, 2021, 1 a.m. N/A -0.1 ppb (0) 1.5 ppb (2) N/A N/A 0.0 ppb (0) 49.0 ppb (46) 0.11 ppb (2) 12.0 μg/m3 (12) 8.8 μg/m3 (37) 46.0
 
July 25, 2021, midnight N/A -0.1 ppb (0) 1.1 ppb (2) N/A N/A 0.0 ppb (0) 52.0 ppb (49) 0.11 ppb (2) 13.0 μg/m3 (13) 8.7 μg/m3 (37) 49.0
 
July 24, 2021, 11 p.m. N/A -0.1 ppb (0) 1.2 ppb (2) N/A N/A 0.0 ppb (0) 55.0 ppb (51) 0.13 ppb (2) 11.0 μg/m3 (11) 7.9 μg/m3 (33) 51.0
 
July 24, 2021, 10 p.m. N/A -0.1 ppb (0) 1.2 ppb (2) N/A N/A 0.0 ppb (0) 57.0 ppb (58) 0.1 ppb (2) 13.0 μg/m3 (13) 8.0 μg/m3 (34) 58.0
 
July 24, 2021, 9 p.m. N/A -0.1 ppb (0) 1.3 ppb (2) N/A N/A 0.0 ppb (0) 56.0 ppb (55) 0.1 ppb (2) 14.0 μg/m3 (13) 9.1 μg/m3 (38) 55.0
 
July 24, 2021, 8 p.m. N/A -0.1 ppb (0) 1.4 ppb (2) N/A N/A 0.0 ppb (0) 53.0 ppb (50) 0.11 ppb (2) 17.0 μg/m3 (16) 11.2 μg/m3 (47) 50.0
 
July 24, 2021, 7 p.m. N/A -0.1 ppb (0) 1.9 ppb (2) N/A N/A 0.0 ppb (0) 55.0 ppb (51) 0.12 ppb (2) 19.0 μg/m3 (18) 12.8 μg/m3 (53) 53.0
 
July 24, 2021, 6 p.m. N/A 0.0 ppb (0) 1.8 ppb (2) N/A N/A 0.0 ppb (0) 52.0 ppb (49) 0.12 ppb (2) 22.0 μg/m3 (21) 13.5 μg/m3 (54) 54.0
 
July 24, 2021, 5 p.m. N/A 0.0 ppb (0) 2.0 ppb (2) N/A N/A 0.0 ppb (0) 51.0 ppb (48) 0.13 ppb (2) 23.0 μg/m3 (22) 15.7 μg/m3 (59) 59.0
 
July 24, 2021, 4 p.m. N/A 0.0 ppb (0) 2.1 ppb (2) N/A N/A 0.0 ppb (0) 47.0 ppb (44) 0.14 ppb (2) 26.0 μg/m3 (25) 17.5 μg/m3 (63) 63.0
 
July 24, 2021, 3 p.m. N/A -0.1 ppb (0) 2.2 ppb (3) N/A N/A 0.0 ppb (0) 44.0 ppb (41) 0.15 ppb (2) 30.0 μg/m3 (28) 20.3 μg/m3 (69) 69.0
 
July 24, 2021, 2 p.m. N/A 0.0 ppb (0) 2.7 ppb (3) N/A N/A 0.0 ppb (0) 41.0 ppb (38) 0.17 ppb (3) 34.0 μg/m3 (32) 22.5 μg/m3 (73) 73.0
 
July 24, 2021, 1 p.m. N/A 0.0 ppb (0) 2.6 ppb (3) N/A N/A 0.0 ppb (0) 38.0 ppb (36) 0.19 ppb (3) 33.0 μg/m3 (31) 24.0 μg/m3 (77) 77.0
 
July 24, 2021, noon N/A 0.0 ppb (0) 2.8 ppb (3) N/A N/A 0.0 ppb (0) 33.0 ppb (31) 0.19 ppb (3) 34.0 μg/m3 (32) 25.7 μg/m3 (80) 80.0
 
July 24, 2021, 11 a.m. N/A -0.1 ppb (0) 2.8 ppb (3) N/A N/A 0.0 ppb (0) 31.0 ppb (29) 0.2 ppb (3) 35.0 μg/m3 (33) 26.9 μg/m3 (83) 83.0
 
July 24, 2021, 10 a.m. N/A -0.1 ppb (0) 2.8 ppb (3) N/A N/A 0.0 ppb (0) N/A N/A 35.0 μg/m3 (33) 27.7 μg/m3 (84) 84.0
 
July 24, 2021, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 33.0 ppb (31) N/A 37.0 μg/m3 (35) 28.5 μg/m3 (86) 86.0
 
July 24, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 33.0 ppb (31) 0.22 ppb (3) 36.0 μg/m3 (34) 28.4 μg/m3 (86) 86.0
 
July 24, 2021, 7 a.m. N/A -0.1 ppb (0) 2.7 ppb (3) N/A N/A N/A 35.0 ppb (33) 0.22 ppb (3) 37.0 μg/m3 (35) 29.1 μg/m3 (87) 87.0
 
July 24, 2021, 6 a.m. N/A -0.1 ppb (0) 2.7 ppb (3) N/A N/A 0.0 ppb (0) 37.0 ppb (35) 0.22 ppb (3) 38.0 μg/m3 (36) 29.2 μg/m3 (87) 87.0
 
July 24, 2021, 5 a.m. N/A -0.1 ppb (0) 2.8 ppb (3) N/A N/A 0.0 ppb (0) 40.0 ppb (38) 0.21 ppb (3) 35.0 μg/m3 (33) 27.8 μg/m3 (85) 85.0
 
July 24, 2021, 4 a.m. N/A -0.1 ppb (0) 2.7 ppb (3) N/A N/A 0.0 ppb (0) 45.0 ppb (42) 0.19 ppb (3) 35.0 μg/m3 (33) 26.1 μg/m3 (81) 81.0
 
July 24, 2021, 3 a.m. N/A -0.1 ppb (0) 2.4 ppb (3) N/A N/A 0.0 ppb (0) 46.0 ppb (43) 0.18 ppb (3) 33.0 μg/m3 (31) 23.3 μg/m3 (75) 75.0
 
July 24, 2021, 2 a.m. N/A -0.1 ppb (0) 2.2 ppb (3) N/A N/A 0.0 ppb (0) 48.0 ppb (45) 0.18 ppb (3) 34.0 μg/m3 (32) 22.6 μg/m3 (74) 74.0
 
July 24, 2021, 1 a.m. N/A -0.1 ppb (0) 2.4 ppb (3) N/A N/A 0.0 ppb (0) 51.0 ppb (48) 0.18 ppb (3) 33.0 μg/m3 (31) 22.9 μg/m3 (74) 74.0
 
July 24, 2021, midnight N/A -0.1 ppb (0) 2.1 ppb (2) N/A N/A 0.0 ppb (0) 55.0 ppb (51) 0.17 ppb (3) 32.0 μg/m3 (30) 22.1 μg/m3 (73) 73.0
 
July 23, 2021, 11 p.m. N/A -0.1 ppb (0) 2.3 ppb (3) N/A N/A 0.0 ppb (0) 59.0 ppb (65) 0.18 ppb (3) 32.0 μg/m3 (30) 23.1 μg/m3 (75) 75.0
 
July 23, 2021, 10 p.m. N/A -0.1 ppb (0) 2.2 ppb (3) N/A N/A 0.0 ppb (0) 63.0 ppb (78) 0.18 ppb (3) 34.0 μg/m3 (32) 24.1 μg/m3 (77) 78.0
 
July 23, 2021, 9 p.m. N/A 0.0 ppb (0) 2.3 ppb (3) N/A N/A 0.0 ppb (0) 64.0 ppb (81) 0.19 ppb (3) 39.0 μg/m3 (37) 25.1 μg/m3 (79) 81.0
 
July 23, 2021, 8 p.m. N/A 0.0 ppb (0) 2.3 ppb (3) N/A N/A 0.0 ppb (0) 64.0 ppb (81) 0.19 ppb (3) 35.0 μg/m3 (33) 25.0 μg/m3 (79) 81.0
 
July 23, 2021, 7 p.m. N/A 0.0 ppb (0) 2.7 ppb (3) N/A N/A 0.0 ppb (0) 58.0 ppb (61) 0.21 ppb (3) 35.0 μg/m3 (33) 24.8 μg/m3 (78) 78.0