AQSQID: 530630021

Site Name: Spokane-Augusta Ave

Location: Spokane (Chief Garry Park), WA

Reporting: True, Located: True

Current AQI: 19.0

Spokane (Chief Garry Park) WA, US: 47.672501, -117.364899

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Feb. 24, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 3.0 μg/m3 (12) 19.0
 
Feb. 24, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (28) 4.0 μg/m3 (17) 28.0
 
Feb. 24, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (26) 3.0 μg/m3 (12) 26.0
 
Feb. 24, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 5.0 μg/m3 (21) 25.0
 
Feb. 24, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 2.0 μg/m3 (8) 11.0
 
Feb. 24, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.0 μg/m3 (31) 0.0 μg/m3 (0) 31.0
 
Feb. 24, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 0.0 μg/m3 (0) 18.0
 
Feb. 24, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.0 μg/m3 (35) 3.0 μg/m3 (12) 35.0
 
Feb. 24, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 39.0 μg/m3 (35) 4.0 μg/m3 (17) 35.0
 
Feb. 24, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 1.0 μg/m3 (4) 8.0
 
Feb. 23, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 2.0 μg/m3 (8) 8.0
 
Feb. 23, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A -3.0 μg/m3 (0) 3.0 μg/m3 (12) 12.0
 
Feb. 23, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 3.0 μg/m3 (12) 12.0
 
Feb. 23, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 3.0 μg/m3 (12) 12.0
 
Feb. 23, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) -1.0 μg/m3 (0) 11.0
 
Feb. 23, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (20) -1.0 μg/m3 (0) 20.0
 
Feb. 23, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 1.0 μg/m3 (4) 9.0
 
Feb. 23, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 3.0 μg/m3 (12) 12.0
 
Feb. 23, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 5.0 μg/m3 (21) 21.0
 
Feb. 23, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 8.0 μg/m3 (33) 33.0
 
Feb. 23, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (23) 13.0 μg/m3 (52) 52.0
 
Feb. 23, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 13.0 μg/m3 (52) 52.0
 
Feb. 23, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 14.0 μg/m3 (54) 54.0
 
Feb. 23, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (21) 14.0 μg/m3 (54) 54.0
 
Feb. 23, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (34) 27.0 μg/m3 (82) 82.0
 
Feb. 23, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 11.0 μg/m3 (46) 46.0
 
Feb. 23, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 45.0 μg/m3 (41) 21.0 μg/m3 (69) 69.0
 
Feb. 23, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.0 μg/m3 (30) 13.0 μg/m3 (52) 52.0
 
Feb. 23, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 43.0 μg/m3 (39) 15.0 μg/m3 (56) 56.0
 
Feb. 23, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 60.0 μg/m3 (52) 17.0 μg/m3 (61) 61.0
 
Feb. 23, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.0 μg/m3 (31) 7.0 μg/m3 (29) 31.0
 
Feb. 23, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 45.0 μg/m3 (41) 5.0 μg/m3 (21) 41.0
 
Feb. 23, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.0 μg/m3 (30) 5.0 μg/m3 (21) 30.0
 
Feb. 23, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (24) 5.0 μg/m3 (21) 24.0
 
Feb. 22, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 4.0 μg/m3 (17) 22.0
 
Feb. 22, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 2.0 μg/m3 (8) 16.0
 
Feb. 22, 2020, 9 p.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
 
Feb. 22, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 2.0 μg/m3 (8) 25.0
 
Feb. 22, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (21) 6.0 μg/m3 (25) 25.0
 
Feb. 22, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (24) 11.0 μg/m3 (46) 46.0
 
Feb. 22, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (25) 11.0 μg/m3 (46) 46.0
 
Feb. 22, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.0 μg/m3 (30) 14.0 μg/m3 (54) 54.0
 
Feb. 22, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 39.0 μg/m3 (35) 13.0 μg/m3 (52) 52.0
 
Feb. 22, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.0 μg/m3 (31) 16.0 μg/m3 (59) 59.0
 
Feb. 22, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (24) 13.0 μg/m3 (52) 52.0
 
Feb. 22, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (25) 16.0 μg/m3 (59) 59.0
 
Feb. 22, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (20) 14.0 μg/m3 (54) 54.0
 
Feb. 22, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (20) 15.0 μg/m3 (56) 56.0
 
Feb. 22, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (20) 13.0 μg/m3 (52) 52.0
 
Feb. 22, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 18.0 μg/m3 (63) 63.0
 
Feb. 22, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (28) 12.0 μg/m3 (50) 50.0
 
Feb. 22, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 61.0 μg/m3 (53) 16.0 μg/m3 (59) 59.0
 
Feb. 22, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 84.0 μg/m3 (64) 18.0 μg/m3 (63) 64.0
 
Feb. 22, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 70.0 μg/m3 (58) 14.0 μg/m3 (54) 58.0
 
Feb. 22, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 56.0 μg/m3 (50) 8.0 μg/m3 (33) 50.0
 
Feb. 22, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 95.0 μg/m3 (70) 10.0 μg/m3 (42) 70.0
 
Feb. 22, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 48.0 μg/m3 (44) 1.0 μg/m3 (4) 44.0
 
Feb. 22, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 2.0 μg/m3 (8) 22.0
 
Feb. 21, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 1.0 μg/m3 (4) 19.0
 
Feb. 21, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 4.0 μg/m3 (17) 18.0
 
Feb. 21, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 6.0 μg/m3 (25) 25.0
 
Feb. 21, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (24) 5.0 μg/m3 (21) 24.0
 
Feb. 21, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.0 μg/m3 (29) 6.0 μg/m3 (25) 29.0
 
Feb. 21, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 39.0 μg/m3 (35) 9.0 μg/m3 (38) 38.0
 
Feb. 21, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.0 μg/m3 (35) 13.0 μg/m3 (52) 52.0
 
Feb. 21, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 41.0 μg/m3 (37) 12.0 μg/m3 (50) 50.0
 
Feb. 21, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 39.0 μg/m3 (35) 12.0 μg/m3 (50) 50.0
 
Feb. 21, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 46.0 μg/m3 (42) 13.0 μg/m3 (52) 52.0
 
Feb. 21, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (21) 12.0 μg/m3 (50) 50.0
 
Feb. 21, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 16.0 μg/m3 (59) 59.0
 
Feb. 21, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 11.0 μg/m3 (46) 46.0
 
Feb. 21, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 8.0 μg/m3 (33) 33.0
 
Feb. 21, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 17.0 μg/m3 (61) 61.0
 
Feb. 21, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 12.0 μg/m3 (50) 50.0
 
Feb. 21, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (21) 10.0 μg/m3 (42) 42.0
 
Feb. 21, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (27) 8.0 μg/m3 (33) 33.0
 
Feb. 21, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.0 μg/m3 (29) 9.0 μg/m3 (38) 38.0
 
Feb. 21, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 57.0 μg/m3 (51) 11.0 μg/m3 (46) 51.0
 
Feb. 21, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 75.0 μg/m3 (60) 13.0 μg/m3 (52) 60.0
 
Feb. 21, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 105.0 μg/m3 (75) 15.0 μg/m3 (56) 75.0
 
Feb. 21, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 59.0 μg/m3 (52) 4.0 μg/m3 (17) 52.0
 
Feb. 21, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (24) 3.0 μg/m3 (12) 24.0
 
Feb. 20, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (24) 4.0 μg/m3 (17) 24.0
 
Feb. 20, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 3.0 μg/m3 (12) 15.0
 
Feb. 20, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 3.0 μg/m3 (12) 19.0
 
Feb. 20, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 4.0 μg/m3 (17) 19.0
 
Feb. 20, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (23) 6.0 μg/m3 (25) 25.0
 
Feb. 20, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (25) 8.0 μg/m3 (33) 33.0
 
Feb. 20, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (25) 9.0 μg/m3 (38) 38.0
 
Feb. 20, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.0 μg/m3 (29) 11.0 μg/m3 (46) 46.0
 
Feb. 20, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 47.0 μg/m3 (43) 15.0 μg/m3 (56) 56.0
 
Feb. 20, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 36.0 μg/m3 (33) 14.0 μg/m3 (54) 54.0
 
Feb. 20, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 42.0 μg/m3 (38) 12.0 μg/m3 (50) 50.0
 
Feb. 20, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (32) 17.0 μg/m3 (61) 61.0
 
Feb. 20, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (25) 15.0 μg/m3 (56) 56.0
 
Feb. 20, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.0 μg/m3 (30) 18.0 μg/m3 (63) 63.0
 
Feb. 20, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 17.0 μg/m3 (61) 61.0
 
Feb. 20, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (24) 17.0 μg/m3 (61) 61.0
 
Feb. 20, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.0 μg/m3 (31) 15.0 μg/m3 (56) 56.0
 
Feb. 20, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 40.0 μg/m3 (36) 16.0 μg/m3 (59) 59.0
 
Feb. 20, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 42.0 μg/m3 (38) 14.0 μg/m3 (54) 54.0
 
Feb. 20, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 73.0 μg/m3 (59) 13.0 μg/m3 (52) 59.0
 
Feb. 20, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 91.0 μg/m3 (68) 14.0 μg/m3 (54) 68.0
 
Feb. 20, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 80.0 μg/m3 (62) 8.0 μg/m3 (33) 62.0
 
Feb. 20, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 51.0 μg/m3 (46) 9.0 μg/m3 (38) 46.0
 
Feb. 20, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 32.0 μg/m3 (29) 3.0 μg/m3 (12) 29.0
 
Feb. 19, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 2.0 μg/m3 (8) 15.0
 
Feb. 19, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 2.0 μg/m3 (8) 15.0
 
Feb. 19, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 3.0 μg/m3 (12) 15.0
 
Feb. 19, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 3.0 μg/m3 (12) 18.0
 
Feb. 19, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (25) 5.0 μg/m3 (21) 25.0
 
Feb. 19, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (26) 9.0 μg/m3 (38) 38.0
 
Feb. 19, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (34) 9.0 μg/m3 (38) 38.0
 
Feb. 19, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (32) 13.0 μg/m3 (52) 52.0
 
Feb. 19, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 43.0 μg/m3 (39) 12.0 μg/m3 (50) 50.0
 
Feb. 19, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.0 μg/m3 (35) 11.0 μg/m3 (46) 46.0
 
Feb. 19, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (23) 11.0 μg/m3 (46) 46.0
 
Feb. 19, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 10.0 μg/m3 (42) 42.0
 
Feb. 19, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (20) 11.0 μg/m3 (46) 46.0
 
Feb. 19, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 11.0 μg/m3 (46) 46.0
 
Feb. 19, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 10.0 μg/m3 (42) 42.0
 
Feb. 19, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (20) 11.0 μg/m3 (46) 46.0
 
Feb. 19, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 36.0 μg/m3 (33) 9.0 μg/m3 (38) 38.0
 
Feb. 19, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 53.0 μg/m3 (48) 11.0 μg/m3 (46) 48.0
 
Feb. 19, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 55.0 μg/m3 (50) 10.0 μg/m3 (42) 50.0
 
Feb. 19, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 76.0 μg/m3 (60) 16.0 μg/m3 (59) 60.0
 
Feb. 19, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 69.0 μg/m3 (57) 16.0 μg/m3 (59) 59.0
 
Feb. 19, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 105.0 μg/m3 (75) 11.0 μg/m3 (46) 75.0
 
Feb. 19, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 50.0 μg/m3 (45) 5.0 μg/m3 (21) 45.0
 
Feb. 19, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 2.0 μg/m3 (8) 13.0
 
Feb. 18, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) -1.0 μg/m3 (0) 11.0
 
Feb. 18, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 0.0 μg/m3 (0) 7.0
 
Feb. 18, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 4.0 μg/m3 (17) 17.0
 
Feb. 18, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 5.0 μg/m3 (21) 21.0
 
Feb. 18, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 5.0 μg/m3 (21) 21.0
 
Feb. 18, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 7.0 μg/m3 (29) 29.0
 
Feb. 18, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (28) 6.0 μg/m3 (25) 28.0
 
Feb. 18, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 36.0 μg/m3 (33) 7.0 μg/m3 (29) 33.0
 
Feb. 18, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 57.0 μg/m3 (51) 10.0 μg/m3 (42) 51.0
 
Feb. 18, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 9.0 μg/m3 (38) 38.0
 
Feb. 18, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (24) 9.0 μg/m3 (38) 38.0
 
Feb. 18, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (25) 10.0 μg/m3 (42) 42.0
 
Feb. 18, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 41.0 μg/m3 (37) 14.0 μg/m3 (54) 54.0
 
Feb. 18, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (24) 12.0 μg/m3 (50) 50.0
 
Feb. 18, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.0 μg/m3 (29) 15.0 μg/m3 (56) 56.0
 
Feb. 18, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 36.0 μg/m3 (33) 9.0 μg/m3 (38) 38.0
 
Feb. 18, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 42.0 μg/m3 (38) 18.0 μg/m3 (63) 63.0
 
Feb. 18, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 68.0 μg/m3 (56) 26.0 μg/m3 (80) 80.0
 
Feb. 18, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 87.0 μg/m3 (66) 18.0 μg/m3 (63) 66.0
 
Feb. 18, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 65.0 μg/m3 (55) 18.0 μg/m3 (63) 63.0
 
Feb. 18, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 52.0 μg/m3 (47) 6.0 μg/m3 (25) 47.0
 
Feb. 18, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (26) 4.0 μg/m3 (17) 26.0
 
Feb. 18, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 2.0 μg/m3 (8) 25.0
 
Feb. 18, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 2.0 μg/m3 (8) 16.0
 
Feb. 17, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 3.0 μg/m3 (12) 12.0
 
Feb. 17, 2020, 10 p.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
 
Feb. 17, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 3.0 μg/m3 (12) 12.0
 
Feb. 17, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 1.0 μg/m3 (4) 4.0
 
Feb. 17, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 1.0 μg/m3 (4) 4.0
 
Feb. 17, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 2.0 μg/m3 (8) 16.0
 
Feb. 17, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 0.0 μg/m3 (0) 12.0
 
Feb. 17, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 2.0 μg/m3 (8) 15.0
 
Feb. 17, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (20) 4.0 μg/m3 (17) 20.0
 
Feb. 17, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 4.0 μg/m3 (17) 17.0
 
Feb. 17, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 2.0 μg/m3 (8) 9.0
 
Feb. 17, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 4.0 μg/m3 (17) 17.0
 
Feb. 17, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 2.0 μg/m3 (8) 8.0
 
Feb. 17, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 1.0 μg/m3 (4) 5.0