ID: 1910

AQSQID: 300490026

Site Name: Rossiter Pump House

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

Updated: Dec. 3, 2020, 4:41 p.m.

Location: Helena (Helena Valley W Central), MT

Reporting: True, Located: True

Current AQI: 39.0

Helena (Helena Valley W Central) MT, US: 46.6588, -112.0131

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Dec. 3, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.2 μg/m3 (39) 39.0
 
Dec. 3, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.6 μg/m3 (59) 59.0
 
Dec. 3, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.9 μg/m3 (55) 55.0
 
Dec. 3, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.4 μg/m3 (36) 36.0
 
Dec. 3, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.8 μg/m3 (57) 57.0
 
Dec. 3, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 19.4 μg/m3 (67) 67.0
 
Dec. 3, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.6 μg/m3 (49) 49.0
 
Dec. 3, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 17.4 μg/m3 (63) 63.0
 
Dec. 3, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -1.3 μg/m3 (0) 0.0
Dec. 3, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.6 μg/m3 (40) 40.0
 
Dec. 3, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.8 μg/m3 (33) 33.0
 
Dec. 3, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.1 μg/m3 (54) 54.0
 
Dec. 3, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.9 μg/m3 (55) 55.0
 
Dec. 3, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.3 μg/m3 (27) 27.0
 
Dec. 3, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (38) 38.0
 
Dec. 3, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.2 μg/m3 (39) 39.0
 
Dec. 2, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.4 μg/m3 (36) 36.0
 
Dec. 2, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.9 μg/m3 (25) 25.0
 
Dec. 2, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.6 μg/m3 (11) 11.0
 
Dec. 2, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.9 μg/m3 (38) 38.0
 
Dec. 2, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.5 μg/m3 (23) 23.0
 
Dec. 2, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.6 μg/m3 (45) 45.0
 
Dec. 2, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.2 μg/m3 (54) 54.0
 
Dec. 2, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.5 μg/m3 (57) 57.0
 
Dec. 2, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.4 μg/m3 (48) 48.0
 
Dec. 2, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.6 μg/m3 (57) 57.0
 
Dec. 2, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.3 μg/m3 (43) 43.0
 
Dec. 2, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.6 μg/m3 (53) 53.0
 
Dec. 2, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.5 μg/m3 (48) 48.0
 
Dec. 2, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.4 μg/m3 (56) 56.0
 
Dec. 2, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.3 μg/m3 (58) 58.0
 
Dec. 2, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.3 μg/m3 (56) 56.0
 
Dec. 2, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 27.9 μg/m3 (85) 85.0
 
Dec. 2, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.6 μg/m3 (36) 36.0
 
Dec. 2, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.5 μg/m3 (28) 28.0
 
Dec. 2, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.9 μg/m3 (21) 21.0
 
Dec. 2, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.9 μg/m3 (8) 8.0
 
Dec. 2, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.3 μg/m3 (14) 14.0
 
Dec. 2, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.8 μg/m3 (8) 8.0
 
Dec. 2, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.5 μg/m3 (48) 48.0
 
Dec. 1, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 23.9 μg/m3 (76) 76.0
 
Dec. 1, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.4 μg/m3 (15) 15.0
 
Dec. 1, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -1.5 μg/m3 (0) 0.0
Dec. 1, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.3 μg/m3 (14) 14.0
 
Dec. 1, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -2.9 μg/m3 (0) 0.0
Dec. 1, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.2 μg/m3 (35) 35.0
 
Dec. 1, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -0.7 μg/m3 (0) 0.0
Dec. 1, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.9 μg/m3 (38) 38.0
 
Dec. 1, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.7 μg/m3 (20) 20.0
 
Dec. 1, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -1.2 μg/m3 (0) 0.0
Dec. 1, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.4 μg/m3 (15) 15.0
 
Dec. 1, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.8 μg/m3 (8) 8.0
 
Dec. 1, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (5) 5.0
 
Dec. 1, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.3 μg/m3 (2) 2.0
 
Dec. 1, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -0.5 μg/m3 (0) 0.0
Dec. 1, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -4.9 μg/m3 (0) 0.0
Dec. 1, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Dec. 1, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.7 μg/m3 (3) 3.0
 
Dec. 1, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.4 μg/m3 (6) 6.0
 
Dec. 1, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.6 μg/m3 (20) 20.0
 
Dec. 1, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.4 μg/m3 (6) 6.0
 
Dec. 1, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -0.3 μg/m3 (0) 0.0
Dec. 1, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.6 μg/m3 (11) 11.0
 
Dec. 1, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A -4.3 μg/m3 (0) 0.0
Nov. 30, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -1.3 μg/m3 (0) 0.0
Nov. 30, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.9 μg/m3 (33) 33.0
 
Nov. 30, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.6 μg/m3 (16) 16.0
 
Nov. 30, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.2 μg/m3 (14) 14.0
 
Nov. 30, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.4 μg/m3 (52) 52.0
 
Nov. 30, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 18.7 μg/m3 (65) 65.0
 
Nov. 30, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (72) 72.0
 
Nov. 30, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 31.9 μg/m3 (93) 93.0
 
Nov. 30, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 28.2 μg/m3 (85) 85.0
 
Nov. 30, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 20.3 μg/m3 (69) 69.0
 
Nov. 30, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 21.2 μg/m3 (71) 71.0
 
Nov. 30, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.3 μg/m3 (54) 54.0
 
Nov. 30, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -1.3 μg/m3 (0) 0.0
Nov. 30, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 19.4 μg/m3 (67) 67.0
 
Nov. 30, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (64) 64.0
 
Nov. 30, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.7 μg/m3 (55) 55.0
 
Nov. 30, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.1 μg/m3 (54) 54.0
 
Nov. 30, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 20.1 μg/m3 (68) 68.0
 
Nov. 30, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (30) 30.0
 
Nov. 30, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.5 μg/m3 (28) 28.0
 
Nov. 30, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.4 μg/m3 (27) 27.0
 
Nov. 30, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.1 μg/m3 (34) 34.0
 
Nov. 30, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (21) 21.0
 
Nov. 30, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.5 μg/m3 (32) 32.0
 
Nov. 29, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.1 μg/m3 (1) 1.0
 
Nov. 29, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -0.4 μg/m3 (0) 0.0
Nov. 29, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.4 μg/m3 (2) 2.0
 
Nov. 29, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.4 μg/m3 (27) 27.0
 
Nov. 29, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.6 μg/m3 (53) 53.0
 
Nov. 29, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.8 μg/m3 (29) 29.0
 
Nov. 29, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.9 μg/m3 (55) 55.0
 
Nov. 29, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.5 μg/m3 (19) 19.0
 
Nov. 29, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.9 μg/m3 (25) 25.0
 
Nov. 29, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (30) 30.0
 
Nov. 29, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (34) 34.0
 
Nov. 29, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.9 μg/m3 (42) 42.0
 
Nov. 29, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.8 μg/m3 (29) 29.0
 
Nov. 29, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.3 μg/m3 (54) 54.0
 
Nov. 29, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.5 μg/m3 (40) 40.0
 
Nov. 29, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.9 μg/m3 (55) 55.0
 
Nov. 29, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 28.9 μg/m3 (87) 87.0
 
Nov. 29, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.6 μg/m3 (20) 20.0
 
Nov. 29, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.4 μg/m3 (31) 31.0
 
Nov. 29, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.5 μg/m3 (11) 11.0
 
Nov. 29, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.7 μg/m3 (3) 3.0
 
Nov. 29, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -0.6 μg/m3 (0) 0.0
Nov. 29, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.7 μg/m3 (28) 28.0
 
Nov. 29, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.7 μg/m3 (49) 49.0
 
Nov. 28, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 28.1 μg/m3 (85) 85.0
 
Nov. 28, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.1 μg/m3 (34) 34.0
 
Nov. 28, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.6 μg/m3 (16) 16.0
 
Nov. 28, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.5 μg/m3 (54) 54.0
 
Nov. 28, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.3 μg/m3 (35) 35.0
 
Nov. 28, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.4 μg/m3 (36) 36.0
 
Nov. 28, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 19.1 μg/m3 (66) 66.0
 
Nov. 28, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.8 μg/m3 (8) 8.0
 
Nov. 28, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -2.3 μg/m3 (0) 0.0
Nov. 28, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.2 μg/m3 (43) 43.0
 
Nov. 28, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.1 μg/m3 (22) 22.0
 
Nov. 28, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.4 μg/m3 (19) 19.0
 
Nov. 28, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.9 μg/m3 (38) 38.0
 
Nov. 28, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.4 μg/m3 (36) 36.0
 
Nov. 28, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.5 μg/m3 (40) 40.0
 
Nov. 28, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.5 μg/m3 (48) 48.0
 
Nov. 28, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -0.4 μg/m3 (0) 0.0
Nov. 28, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (66) 66.0
 
Nov. 28, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 34.0 μg/m3 (98) 98.0
 
Nov. 28, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 16.4 μg/m3 (61) 61.0
 
Nov. 28, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 20.1 μg/m3 (68) 68.0
 
Nov. 28, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.2 μg/m3 (14) 14.0
 
Nov. 28, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -1.4 μg/m3 (0) 0.0
Nov. 28, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A -1.4 μg/m3 (0) 0.0
Nov. 27, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -0.9 μg/m3 (0) 0.0
Nov. 27, 2020, 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
Nov. 27, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -2.2 μg/m3 (0) 0.0
Nov. 27, 2020, 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
Nov. 27, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.4 μg/m3 (23) 23.0
 
Nov. 27, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (55) 55.0
 
Nov. 27, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.6 μg/m3 (3) 3.0
 
Nov. 27, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -4.3 μg/m3 (0) 0.0
Nov. 27, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Nov. 27, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -2.4 μg/m3 (0) 0.0
Nov. 27, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -0.4 μg/m3 (0) 0.0
Nov. 27, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (9) 9.0
 
Nov. 27, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.3 μg/m3 (6) 6.0
 
Nov. 27, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.1 μg/m3 (47) 47.0
 
Nov. 27, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -2.1 μg/m3 (0) 0.0
Nov. 27, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Nov. 27, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Nov. 27, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.2 μg/m3 (5) 5.0
 
Nov. 27, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 0.0
Nov. 27, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.4 μg/m3 (6) 6.0
 
Nov. 27, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.7 μg/m3 (16) 16.0
 
Nov. 27, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.5 μg/m3 (32) 32.0
 
Nov. 27, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 19.1 μg/m3 (66) 66.0
 
Nov. 27, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A -3.3 μg/m3 (0) 0.0
Nov. 26, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Nov. 26, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.6 μg/m3 (3) 3.0
 
Nov. 26, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.8 μg/m3 (50) 50.0
 
Nov. 26, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -2.5 μg/m3 (0) 0.0
Nov. 26, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.1 μg/m3 (26) 26.0
 
Nov. 26, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.8 μg/m3 (16) 16.0
 
Nov. 26, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -4.4 μg/m3 (0) 0.0
Nov. 26, 2020, 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