ID: 2421

AQSQID: 300750001

Site Name: Broadus

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

Updated: July 2, 2022, 2:40 a.m.

Location: Broadus (Big Powder Riv E Rd), MT

Reporting: True, Located: True

Current AQI: 47.0

Broadus (Big Powder Riv E Rd) MT, US: 45.440295, -105.37028

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 2, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 23.0 μg/m3 (22) 11.2 μg/m3 (47) 47.0
 
July 2, 2022, midnight N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A 32.0 μg/m3 (30) 14.5 μg/m3 (57) 57.0
 
July 2, 2022, midnight N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A 32.0 μg/m3 (30) 14.5 μg/m3 (57) 57.0
 
July 1, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 26.0 μg/m3 (25) 12.8 μg/m3 (53) 53.0
 
July 1, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A 7.0 μg/m3 (7) 11.9 μg/m3 (50) 50.0
 
July 1, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A 12.0 μg/m3 (12) 8.8 μg/m3 (37) 45.0
 
July 1, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A 12.0 μg/m3 (12) 8.8 μg/m3 (37) 45.0
 
July 1, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A 12.0 μg/m3 (12) 8.8 μg/m3 (37) 45.0
 
July 1, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A 8.0 μg/m3 (8) 13.2 μg/m3 (54) 54.0
 
July 1, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A 8.0 μg/m3 (8) 13.2 μg/m3 (54) 54.0
 
July 1, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A 7.0 μg/m3 (7) 15.0 μg/m3 (58) 58.0
 
July 1, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A 7.0 μg/m3 (7) 15.0 μg/m3 (58) 58.0
 
July 1, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A 7.0 μg/m3 (7) 15.0 μg/m3 (58) 58.0
 
July 1, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A 10.0 μg/m3 (10) 15.8 μg/m3 (59) 59.0
 
July 1, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 10.0 μg/m3 (10) 5.9 μg/m3 (25) 38.0
 
July 1, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 52.0 μg/m3 (49) 21.0 μg/m3 (70) 70.0
 
July 1, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 56.0 μg/m3 (52) 23.1 μg/m3 (75) 75.0
 
July 1, 2022, noon N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A 26.0 μg/m3 (25) 12.9 μg/m3 (53) 53.0
 
July 1, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A 13.0 μg/m3 (13) 2.8 μg/m3 (12) 13.0
 
July 1, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A 12.0 μg/m3 (12) 5.5 μg/m3 (23) 23.0
 
July 1, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 19.0 μg/m3 (18) 1.6 μg/m3 (7) 23.0
 
July 1, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 19.0 μg/m3 (18) 1.6 μg/m3 (7) 23.0
 
July 1, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 81.0 μg/m3 (64) 20.9 μg/m3 (70) 70.0
 
July 1, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 81.0 μg/m3 (64) 20.9 μg/m3 (70) 70.0
 
July 1, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 98.0 μg/m3 (73) 17.0 μg/m3 (62) 73.0
 
July 1, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 98.0 μg/m3 (73) 17.0 μg/m3 (62) 73.0
 
July 1, 2022, midnight N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 58.0 μg/m3 (53) 12.0 μg/m3 (50) 53.0
 
June 30, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 72.0 μg/m3 (60) 10.9 μg/m3 (46) 60.0
 
June 30, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 80.0 μg/m3 (64) 15.1 μg/m3 (58) 64.0
 
June 30, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 80.0 μg/m3 (64) 15.1 μg/m3 (58) 64.0
 
June 30, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 34.0 μg/m3 (32) 9.8 μg/m3 (41) 41.0
 
June 30, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 34.0 μg/m3 (32) 9.8 μg/m3 (41) 41.0
 
June 30, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 28.0 μg/m3 (26) 9.0 μg/m3 (38) 38.0
 
June 30, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 21.0 μg/m3 (20) 2.8 μg/m3 (12) 38.0
 
June 30, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 21.0 μg/m3 (20) 2.8 μg/m3 (12) 38.0
 
June 30, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 34.0 μg/m3 (32) 12.5 μg/m3 (52) 52.0
 
June 30, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 21.0 μg/m3 (20) 0.9 μg/m3 (4) 25.0
 
June 30, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 17.0 μg/m3 (16) 9.6 μg/m3 (40) 40.0
 
June 30, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 15.0 μg/m3 (14) 14.8 μg/m3 (57) 57.0
 
June 30, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 15.0 μg/m3 (14) 14.8 μg/m3 (57) 57.0
 
June 30, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 15.0 μg/m3 (14) 14.8 μg/m3 (57) 57.0
 
June 30, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 35.0 μg/m3 (33) 17.4 μg/m3 (63) 63.0
 
June 30, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 81.0 μg/m3 (64) 21.6 μg/m3 (71) 71.0
 
June 30, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 81.0 μg/m3 (64) 21.6 μg/m3 (71) 71.0
 
June 30, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 81.0 μg/m3 (64) 21.6 μg/m3 (71) 71.0
 
June 30, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 38.0 μg/m3 (36) 7.2 μg/m3 (31) 37.0
 
June 30, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 38.0 μg/m3 (36) 7.2 μg/m3 (31) 37.0
 
June 30, 2022, midnight N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 83.0 μg/m3 (65) 14.0 μg/m3 (55) 65.0
 
June 29, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 119.0 μg/m3 (83) 11.6 μg/m3 (49) 83.0
 
June 29, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 119.0 μg/m3 (83) 11.6 μg/m3 (49) 83.0
 
June 29, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 119.0 μg/m3 (83) 11.6 μg/m3 (49) 83.0
 
June 29, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 108.0 μg/m3 (78) 23.6 μg/m3 (76) 78.0
 
June 29, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 108.0 μg/m3 (78) 23.6 μg/m3 (76) 78.0
 
June 29, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 156.0 μg/m3 (102) 30.4 μg/m3 (90) 102.0
 
June 29, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 156.0 μg/m3 (102) 30.4 μg/m3 (90) 102.0
 
June 29, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 92.0 μg/m3 (70) 24.2 μg/m3 (77) 77.0
 
June 29, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 33.0 μg/m3 (31) 17.8 μg/m3 (63) 63.0
 
June 29, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 87.0 μg/m3 (67) 24.9 μg/m3 (78) 78.0
 
June 29, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 21.0 μg/m3 (20) 7.9 μg/m3 (33) 33.0
 
June 29, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 21.0 μg/m3 (20) 4.2 μg/m3 (18) 25.0
 
June 29, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 21.0 μg/m3 (20) 4.2 μg/m3 (18) 25.0
 
June 29, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A 24.0 μg/m3 (23) 6.7 μg/m3 (28) 28.0
 
June 29, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 19.0 μg/m3 (18) 9.2 μg/m3 (39) 39.0
 
June 29, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 24.0 μg/m3 (23) 13.3 μg/m3 (54) 54.0
 
June 29, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 24.0 μg/m3 (23) 13.3 μg/m3 (54) 54.0
 
June 29, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 27.0 μg/m3 (25) 11.9 μg/m3 (50) 50.0
 
June 29, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 52.0 μg/m3 (49) 19.1 μg/m3 (66) 66.0
 
June 28, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 67.0 μg/m3 (57) 21.1 μg/m3 (70) 70.0
 
June 28, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 46.0 μg/m3 (43) 17.2 μg/m3 (62) 62.0
 
June 28, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 46.0 μg/m3 (43) 17.2 μg/m3 (62) 62.0
 
June 28, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 66.0 μg/m3 (57) 9.2 μg/m3 (39) 57.0
 
June 28, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 35.0 μg/m3 (33) 3.0 μg/m3 (13) 39.0
 
June 28, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 35.0 μg/m3 (33) 3.0 μg/m3 (13) 39.0
 
June 28, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 19.0 μg/m3 (18) 6.4 μg/m3 (27) 39.0
 
June 28, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 19.0 μg/m3 (18) 6.4 μg/m3 (27) 39.0
 
June 28, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 26.0 μg/m3 (25) 5.6 μg/m3 (24) 25.0
 
June 28, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 10.0 μg/m3 (10) 2.4 μg/m3 (10) 14.0
 
June 28, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 19.0 μg/m3 (18) 5.9 μg/m3 (25) 25.0
 
June 28, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 19.0 μg/m3 (18) 5.9 μg/m3 (25) 25.0
 
June 28, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 19.0 μg/m3 (18) 5.9 μg/m3 (25) 25.0
 
June 28, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 13.0 μg/m3 (13) 5.5 μg/m3 (23) 23.0
 
June 28, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A 22.0 μg/m3 (21) 8.2 μg/m3 (35) 35.0
 
June 28, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 24.0 μg/m3 (23) 4.6 μg/m3 (20) 25.0
 
June 28, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 81.0 μg/m3 (64) 12.6 μg/m3 (53) 64.0
 
June 28, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 87.0 μg/m3 (67) 21.3 μg/m3 (71) 71.0
 
June 28, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 87.0 μg/m3 (67) 21.3 μg/m3 (71) 71.0
 
June 28, 2022, midnight N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 72.0 μg/m3 (60) 18.4 μg/m3 (65) 65.0
 
June 28, 2022, midnight N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 72.0 μg/m3 (60) 18.4 μg/m3 (65) 65.0
 
June 27, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A 69.0 μg/m3 (58) 24.9 μg/m3 (78) 78.0
 
June 27, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A 65.0 μg/m3 (56) 16.7 μg/m3 (61) 61.0
 
June 27, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A 65.0 μg/m3 (56) 16.7 μg/m3 (61) 61.0
 
June 27, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A 37.0 μg/m3 (35) 13.0 μg/m3 (53) 53.0
 
June 27, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A 37.0 μg/m3 (35) 13.0 μg/m3 (53) 53.0
 
June 27, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A 37.0 μg/m3 (35) 13.0 μg/m3 (53) 53.0
 
June 27, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A 28.0 μg/m3 (26) 11.9 μg/m3 (50) 50.0
 
June 27, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A 28.0 μg/m3 (26) 11.9 μg/m3 (50) 50.0
 
June 27, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 23.0 μg/m3 (22) 5.0 μg/m3 (21) 38.0
 
June 27, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 23.0 μg/m3 (22) 5.0 μg/m3 (21) 38.0
 
June 27, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 22.0 μg/m3 (21) 31.5 μg/m3 (92) 92.0
 
June 27, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 42.0 μg/m3 (39) 26.1 μg/m3 (81) 81.0
 
June 27, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A 14.0 μg/m3 (13) 3.2 μg/m3 (14) 14.0
 
June 27, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A 14.0 μg/m3 (13) 3.2 μg/m3 (14) 14.0
 
June 27, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A 14.0 μg/m3 (13) 3.2 μg/m3 (14) 14.0
 
June 27, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 9.0 μg/m3 (9) 5.7 μg/m3 (24) 24.0
 
June 27, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 9.0 μg/m3 (9) 5.7 μg/m3 (24) 24.0
 
June 27, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 11.0 μg/m3 (11) 7.7 μg/m3 (33) 33.0
 
June 27, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A 11.0 μg/m3 (11) 0.6 μg/m3 (3) 27.0
 
June 27, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 7.0 μg/m3 (7) 0.1 μg/m3 (1) 30.0
 
June 27, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 9.0 μg/m3 (9) 8.1 μg/m3 (34) 34.0
 
June 27, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 6.0 μg/m3 (6) 9.5 μg/m3 (40) 40.0
 
June 27, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 5.0 μg/m3 (5) 5.1 μg/m3 (22) 38.0
 
June 27, 2022, midnight N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 1.0 μg/m3 (1) 7.3 μg/m3 (31) 39.0
 
June 26, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 5.0 μg/m3 (5) 4.3 μg/m3 (18) 39.0
 
June 26, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 8.0 μg/m3 (8) 2.1 μg/m3 (9) 39.0
 
June 26, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 12.0 μg/m3 (12) 5.8 μg/m3 (25) 39.0
 
June 26, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 29.0 μg/m3 (27) -1.5 μg/m3 (0) 38.0
 
June 26, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 20.0 μg/m3 (19) 4.5 μg/m3 (19) 33.0
 
June 26, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A 2.0 μg/m3 (2) 4.4 μg/m3 (19) 27.0
 
June 26, 2022, noon N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A 20.0 μg/m3 (19) 11.2 μg/m3 (47) 47.0
 
June 26, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A 7.0 μg/m3 (7) 4.6 μg/m3 (20) 20.0
 
June 26, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A 7.0 μg/m3 (7) 4.6 μg/m3 (20) 20.0
 
June 26, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A 8.0 μg/m3 (8) 1.0 μg/m3 (5) 10.0
 
June 26, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A 8.0 μg/m3 (8) 1.0 μg/m3 (5) 10.0
 
June 26, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A 8.0 μg/m3 (8) 1.0 μg/m3 (5) 10.0
 
June 26, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A 15.0 μg/m3 (14) 5.0 μg/m3 (21) 21.0
 
June 26, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 13.0 μg/m3 (13) 10.4 μg/m3 (44) 44.0
 
June 26, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 13.0 μg/m3 (13) 8.6 μg/m3 (36) 36.0
 
June 26, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 12.0 μg/m3 (12) 9.1 μg/m3 (38) 38.0
 
June 26, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 86.0 μg/m3 (67) 13.8 μg/m3 (55) 67.0
 
June 26, 2022, midnight N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 56.0 μg/m3 (52) 6.8 μg/m3 (29) 52.0
 
June 26, 2022, midnight N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 56.0 μg/m3 (52) 6.8 μg/m3 (29) 52.0
 
June 26, 2022, midnight N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 56.0 μg/m3 (52) 6.8 μg/m3 (29) 52.0
 
June 25, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 54.0 μg/m3 (50) 1.4 μg/m3 (6) 50.0
 
June 25, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 16.0 μg/m3 (15) 6.3 μg/m3 (27) 35.0
 
June 25, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 16.0 μg/m3 (15) 6.3 μg/m3 (27) 35.0
 
June 25, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 16.0 μg/m3 (15) 6.3 μg/m3 (27) 35.0
 
June 25, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 7.0 μg/m3 (7) 2.9 μg/m3 (13) 33.0
 
June 25, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 7.0 μg/m3 (7) 2.9 μg/m3 (13) 33.0
 
June 25, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 7.0 μg/m3 (7) 2.9 μg/m3 (13) 33.0
 
June 25, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 7.0 μg/m3 (7) 2.9 μg/m3 (13) 33.0
 
June 25, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 9.0 μg/m3 (9) 4.7 μg/m3 (20) 29.0
 
June 25, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 5.0 μg/m3 (5) -0.2 μg/m3 (0) 24.0
 
June 25, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 5.0 μg/m3 (5) -0.2 μg/m3 (0) 24.0
 
June 25, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 11.0 μg/m3 (11) -2.1 μg/m3 (0) 24.0
 
June 25, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 12.0 μg/m3 (12) -1.4 μg/m3 (0) 25.0
 
June 25, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 17.0 μg/m3 (16) 1.7 μg/m3 (8) 36.0
 
June 25, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 13.0 μg/m3 (13) 1.7 μg/m3 (8) 36.0
 
June 25, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 13.0 μg/m3 (13) 1.7 μg/m3 (8) 36.0
 
June 25, 2022, midnight N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 16.0 μg/m3 (15) -3.9 μg/m3 (0) 37.0
 
June 24, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 11.0 μg/m3 (11) 2.0 μg/m3 (9) 28.0
 
June 24, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 18.0 μg/m3 (17) 10.1 μg/m3 (43) 43.0
 
June 24, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A 16.0 μg/m3 (15) 7.4 μg/m3 (31) 31.0
 
June 24, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 46.0 μg/m3 (43) 3.2 μg/m3 (14) 43.0
 
June 24, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 46.0 μg/m3 (43) 3.2 μg/m3 (14) 43.0
 
June 24, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 43.0 μg/m3 (40) -0.4 μg/m3 (0) 40.0
 
June 24, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 62.0 μg/m3 (55) 15.2 μg/m3 (58) 58.0
 
June 24, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 61.0 μg/m3 (54) 15.9 μg/m3 (59) 59.0
 
June 24, 2022, noon N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 43.0 μg/m3 (40) 11.4 μg/m3 (48) 48.0
 
June 24, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 25.0 μg/m3 (24) 7.8 μg/m3 (33) 33.0
 
June 24, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 25.0 μg/m3 (24) 7.8 μg/m3 (33) 33.0
 
June 24, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 26.0 μg/m3 (25) 2.9 μg/m3 (13) 25.0
 
June 24, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 22.0 μg/m3 (21) -1.6 μg/m3 (0) 31.0
 
June 24, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 23.0 μg/m3 (22) -3.4 μg/m3 (0) 32.0
 
June 24, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 10.0 μg/m3 (10) 3.6 μg/m3 (16) 31.0
 
June 24, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 10.0 μg/m3 (10) 3.6 μg/m3 (16) 31.0
 
June 24, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 25.0 μg/m3 (24) 1.3 μg/m3 (6) 36.0
 
June 24, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 24.0 μg/m3 (23) 4.2 μg/m3 (18) 32.0
 
June 24, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 124.0 μg/m3 (86) 25.8 μg/m3 (80) 86.0