ID: 2035

AQSQID: 460710001

Site Name: Badlands

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

Updated: Jan. 18, 2022, 1:33 a.m.

Location: Interior (Ben Reifel Rd), SD

Reporting: True, Located: True

Current AQI: 36.0

Interior (Ben Reifel Rd) SD, US: 43.746944, -101.941109

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 18, 2022, midnight N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 7.0 μg/m3 (7) N/A 36.0
 
Jan. 17, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 11.0 μg/m3 (11) 0.0 μg/m3 (0) 37.0
 
Jan. 17, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 2.1 μg/m3 (9) 9.0
 
Jan. 17, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) -2.3 μg/m3 (0) 10.0
 
Jan. 17, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 7.0 μg/m3 (7) -1.5 μg/m3 (0) 38.0
 
Jan. 17, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 1.6 μg/m3 (7) 38.0
 
Jan. 17, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 6.0 μg/m3 (6) 1.4 μg/m3 (6) 33.0
 
Jan. 17, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 7.0 μg/m3 (7) 1.3 μg/m3 (6) 31.0
 
Jan. 17, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 3.0 μg/m3 (3) -0.3 μg/m3 (0) 29.0
 
Jan. 17, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 1.0 μg/m3 (1) -0.5 μg/m3 (0) 28.0
 
Jan. 17, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 0.0 μg/m3 (0) 1.1 μg/m3 (5) 28.0
 
Jan. 17, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A -1.0 μg/m3 (0) 2.0 μg/m3 (9) 29.0
 
Jan. 17, 2022, noon N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A -2.0 μg/m3 (0) 2.5 μg/m3 (11) 27.0
 
Jan. 17, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 3.0 μg/m3 (3) 0.1 μg/m3 (1) 28.0
 
Jan. 17, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 6.0 μg/m3 (6) -1.3 μg/m3 (0) 32.0
 
Jan. 17, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 7.0 μg/m3 (7) -2.7 μg/m3 (0) 32.0
 
Jan. 17, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 5.0 μg/m3 (5) -4.2 μg/m3 (0) 33.0
 
Jan. 17, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 4.0 μg/m3 (4) -2.5 μg/m3 (0) 33.0
 
Jan. 17, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 6.0 μg/m3 (6) 0.8 μg/m3 (4) 34.0
 
Jan. 17, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 0.0 μg/m3 (0) 0.0 μg/m3 (0) 35.0
 
Jan. 17, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 0.0 μg/m3 (0) -1.5 μg/m3 (0) 29.0
 
Jan. 17, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A -3.0 μg/m3 (0) -0.3 μg/m3 (0) 37.0
 
Jan. 17, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A -1.0 μg/m3 (0) -1.5 μg/m3 (0) 35.0
 
Jan. 17, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 3.0 μg/m3 (3) -2.2 μg/m3 (0) 38.0
 
Jan. 17, 2022, midnight N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 5.0 μg/m3 (5) 0.3 μg/m3 (2) 38.0
 
Jan. 16, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 0.0 μg/m3 (0) 1.1 μg/m3 (5) 40.0
 
Jan. 16, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 1.0 μg/m3 (1) -1.5 μg/m3 (0) 41.0
 
Jan. 16, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A 4.0 μg/m3 (4) 0.1 μg/m3 (1) 42.0
 
Jan. 16, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A 1.0 μg/m3 (1) 2.8 μg/m3 (12) 42.0
 
Jan. 16, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 3.0 μg/m3 (3) 1.6 μg/m3 (7) 40.0
 
Jan. 16, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 5.0 μg/m3 (5) -2.5 μg/m3 (0) 41.0
 
Jan. 16, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 0.0 μg/m3 (0) -2.5 μg/m3 (0) 38.0
 
Jan. 16, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 0.0 μg/m3 (0) -1.0 μg/m3 (0) 35.0
 
Jan. 16, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 2.0 μg/m3 (2) -0.8 μg/m3 (0) 35.0
 
Jan. 16, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 3.0 μg/m3 (3) -0.5 μg/m3 (0) 32.0
 
Jan. 16, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 0.0 μg/m3 (0) -3.7 μg/m3 (0) 30.0
 
Jan. 16, 2022, noon N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 4.0 μg/m3 (4) -3.2 μg/m3 (0) 31.0
 
Jan. 16, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 7.0 μg/m3 (7) -0.7 μg/m3 (0) 34.0
 
Jan. 16, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 5.0 μg/m3 (5) -0.1 μg/m3 (0) 35.0
 
Jan. 16, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 5.0 μg/m3 (5) 1.6 μg/m3 (7) 25.0
 
Jan. 16, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 5.0 μg/m3 (5) 1.3 μg/m3 (6) 25.0
 
Jan. 16, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A 7.0 μg/m3 (7) 0.6 μg/m3 (3) 27.0
 
Jan. 16, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A 12.0 μg/m3 (12) 0.6 μg/m3 (3) 27.0
 
Jan. 16, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 5.0 μg/m3 (5) 0.0 μg/m3 (0) 28.0
 
Jan. 16, 2022, 4 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) -1.9 μg/m3 (0) 29.0
 
Jan. 16, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 12.0 μg/m3 (12) -0.8 μg/m3 (0) 28.0
 
Jan. 16, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 2.0 μg/m3 (2) -0.8 μg/m3 (0) 29.0
 
Jan. 16, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 5.0 μg/m3 (5) -0.7 μg/m3 (0) 34.0
 
Jan. 16, 2022, midnight N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 4.0 μg/m3 (4) 0.0 μg/m3 (0) 35.0
 
Jan. 15, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 5.0 μg/m3 (5) -0.3 μg/m3 (0) 35.0
 
Jan. 15, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 9.0 μg/m3 (9) -2.2 μg/m3 (0) 35.0
 
Jan. 15, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 0.0 μg/m3 (0) -1.8 μg/m3 (0) 36.0
 
Jan. 15, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 1.0 μg/m3 (1) 1.9 μg/m3 (8) 36.0
 
Jan. 15, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 4.0 μg/m3 (4) 2.8 μg/m3 (12) 37.0
 
Jan. 15, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 1.0 μg/m3 (1) 0.8 μg/m3 (4) 37.0
 
Jan. 15, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 2.0 μg/m3 (2) 0.6 μg/m3 (3) 36.0
 
Jan. 15, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 8.0 μg/m3 (8) -0.5 μg/m3 (0) 31.0
 
Jan. 15, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A 7.0 μg/m3 (7) 0.8 μg/m3 (4) 27.0
 
Jan. 15, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 5.0 μg/m3 (5) 1.0 μg/m3 (5) 26.0
 
Jan. 15, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 6.0 μg/m3 (6) 0.1 μg/m3 (1) 25.0
 
Jan. 15, 2022, noon N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 4.0 μg/m3 (4) 0.6 μg/m3 (3) 25.0
 
Jan. 15, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A 3.0 μg/m3 (3) 1.5 μg/m3 (7) 27.0
 
Jan. 15, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A 7.0 μg/m3 (7) 2.1 μg/m3 (9) 27.0
 
Jan. 15, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 6.0 μg/m3 (6) 3.3 μg/m3 (14) 28.0
 
Jan. 15, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 5.0 μg/m3 (5) 3.9 μg/m3 (17) 28.0
 
Jan. 15, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 2.0 μg/m3 (2) 4.1 μg/m3 (18) 30.0
 
Jan. 15, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 5.0 μg/m3 (5) 4.2 μg/m3 (18) 28.0
 
Jan. 15, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 5.0 μg/m3 (5) 5.4 μg/m3 (23) 30.0
 
Jan. 15, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 5.0 μg/m3 (5) 7.5 μg/m3 (32) 32.0
 
Jan. 15, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 5.0 μg/m3 (5) 7.7 μg/m3 (33) 33.0
 
Jan. 15, 2022, 2 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) 8.2 μg/m3 (35) 35.0
 
Jan. 15, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 14.0 μg/m3 (13) 4.1 μg/m3 (18) 30.0
 
Jan. 15, 2022, midnight N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 9.0 μg/m3 (9) 0.8 μg/m3 (4) 31.0
 
Jan. 14, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 8.0 μg/m3 (8) 1.5 μg/m3 (7) 33.0
 
Jan. 14, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 12.0 μg/m3 (12) 2.7 μg/m3 (12) 33.0
 
Jan. 14, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 6.0 μg/m3 (6) 1.2 μg/m3 (5) 33.0
 
Jan. 14, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 2.0 μg/m3 (2) 0.8 μg/m3 (4) 29.0
 
Jan. 14, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 17.0 μg/m3 (16) 1.7 μg/m3 (8) 28.0
 
Jan. 14, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 15.0 μg/m3 (14) 4.1 μg/m3 (18) 29.0
 
Jan. 14, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 9.0 μg/m3 (9) 4.8 μg/m3 (20) 33.0
 
Jan. 14, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 14.0 μg/m3 (13) 2.9 μg/m3 (13) 33.0
 
Jan. 14, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 17.0 μg/m3 (16) 6.1 μg/m3 (26) 34.0
 
Jan. 14, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 25.0 μg/m3 (24) 8.7 μg/m3 (37) 37.0
 
Jan. 14, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A 14.0 μg/m3 (13) -0.3 μg/m3 (0) 27.0
 
Jan. 14, 2022, noon N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 15.0 μg/m3 (14) -0.3 μg/m3 (0) 28.0
 
Jan. 14, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 2.0 μg/m3 (2) 1.9 μg/m3 (8) 25.0
 
Jan. 14, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 2.0 μg/m3 (2) 1.8 μg/m3 (8) 16.0
 
Jan. 14, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 0.0 μg/m3 (0) -1.2 μg/m3 (0) 18.0
 
Jan. 14, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A -1.0 μg/m3 (0) -3.4 μg/m3 (0) 19.0
 
Jan. 14, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 0.0 μg/m3 (0) -2.3 μg/m3 (0) 18.0
 
Jan. 14, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 3.0 μg/m3 (3) -0.3 μg/m3 (0) 17.0
 
Jan. 14, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 6.0 μg/m3 (6) -1.3 μg/m3 (0) 23.0
 
Jan. 14, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 5.0 μg/m3 (5) 0.0 μg/m3 (0) 25.0
 
Jan. 14, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 7.0 μg/m3 (7) 2.3 μg/m3 (10) 26.0
 
Jan. 14, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 10.0 μg/m3 (10) 0.8 μg/m3 (4) 26.0
 
Jan. 14, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A 6.0 μg/m3 (6) -3.2 μg/m3 (0) 27.0
 
Jan. 14, 2022, midnight N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 6.0 μg/m3 (6) -3.7 μg/m3 (0) 28.0
 
Jan. 13, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 5.0 μg/m3 (5) -3.4 μg/m3 (0) 30.0
 
Jan. 13, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A -2.5 μg/m3 (0) 32.0
 
Jan. 13, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 2.0 μg/m3 (2) 1.1 μg/m3 (5) 30.0
 
Jan. 13, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 7.0 μg/m3 (7) 3.5 μg/m3 (15) 30.0
 
Jan. 13, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 7.0 μg/m3 (7) 1.8 μg/m3 (8) 29.0
 
Jan. 13, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A 11.0 μg/m3 (11) -0.3 μg/m3 (0) 27.0
 
Jan. 13, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 9.0 μg/m3 (9) 1.1 μg/m3 (5) 26.0
 
Jan. 13, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 2.0 μg/m3 (2) -0.5 μg/m3 (0) 25.0
 
Jan. 13, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 1.0 μg/m3 (1) -0.8 μg/m3 (0) 25.0
 
Jan. 13, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 0.0 μg/m3 (0) 0.8 μg/m3 (4) 25.0
 
Jan. 13, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 0.0 μg/m3 (0) 1.8 μg/m3 (8) 25.0
 
Jan. 13, 2022, noon N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A -4.0 μg/m3 (0) 3.0 μg/m3 (13) 26.0
 
Jan. 13, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 1.0 μg/m3 (1) 3.1 μg/m3 (13) 33.0
 
Jan. 13, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 3.0 μg/m3 (3) 3.3 μg/m3 (14) 26.0
 
Jan. 13, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 1.0 μg/m3 (1) 3.2 μg/m3 (14) 29.0
 
Jan. 13, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 5.0 μg/m3 (5) -1.1 μg/m3 (0) 31.0
 
Jan. 13, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 10.0 μg/m3 (10) -1.8 μg/m3 (0) 29.0
 
Jan. 13, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 4.0 μg/m3 (4) 0.1 μg/m3 (1) 28.0
 
Jan. 13, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 4.0 μg/m3 (4) 0.6 μg/m3 (3) 26.0
 
Jan. 13, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 1.0 μg/m3 (1) 0.0 μg/m3 (0) 31.0
 
Jan. 13, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 5.0 μg/m3 (5) 0.8 μg/m3 (4) 33.0
 
Jan. 13, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 9.0 μg/m3 (9) 0.9 μg/m3 (4) 33.0
 
Jan. 13, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 7.0 μg/m3 (7) -0.1 μg/m3 (0) 33.0
 
Jan. 13, 2022, midnight N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 4.0 μg/m3 (4) -0.3 μg/m3 (0) 34.0
 
Jan. 12, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 3.0 μg/m3 (3) 0.3 μg/m3 (2) 34.0
 
Jan. 12, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 5.0 μg/m3 (5) 1.0 μg/m3 (5) 33.0
 
Jan. 12, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 6.0 μg/m3 (6) 0.4 μg/m3 (2) 34.0
 
Jan. 12, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 5.0 μg/m3 (5) -1.0 μg/m3 (0) 34.0
 
Jan. 12, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 8.0 μg/m3 (8) -1.5 μg/m3 (0) 34.0
 
Jan. 12, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 6.0 μg/m3 (6) 0.3 μg/m3 (2) 33.0
 
Jan. 12, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 16.0 μg/m3 (15) 0.8 μg/m3 (4) 32.0
 
Jan. 12, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 2.0 μg/m3 (2) -0.7 μg/m3 (0) 31.0
 
Jan. 12, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 5.0 μg/m3 (5) 1.0 μg/m3 (5) 31.0
 
Jan. 12, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 4.0 μg/m3 (4) 2.5 μg/m3 (11) 31.0
 
Jan. 12, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 4.0 μg/m3 (4) -1.5 μg/m3 (0) 32.0
 
Jan. 12, 2022, noon N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 7.0 μg/m3 (7) -0.7 μg/m3 (0) 33.0
 
Jan. 12, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 12.0 μg/m3 (12) 0.3 μg/m3 (2) 33.0
 
Jan. 12, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 6.0 μg/m3 (6) 0.8 μg/m3 (4) 34.0
 
Jan. 12, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 4.0 μg/m3 (4) 3.1 μg/m3 (13) 34.0
 
Jan. 12, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 3.0 μg/m3 (3) 2.5 μg/m3 (11) 34.0
 
Jan. 12, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 2.0 μg/m3 (2) 1.8 μg/m3 (8) 34.0
 
Jan. 12, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 3.0 μg/m3 (3) -0.9 μg/m3 (0) 35.0
 
Jan. 12, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 6.0 μg/m3 (6) 0.0 μg/m3 (0) 34.0
 
Jan. 12, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 3.0 μg/m3 (3) 1.6 μg/m3 (7) 34.0
 
Jan. 12, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 4.0 μg/m3 (4) 1.9 μg/m3 (8) 35.0
 
Jan. 12, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 4.0 μg/m3 (4) 3.5 μg/m3 (15) 35.0
 
Jan. 12, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 4.0 μg/m3 (4) 2.5 μg/m3 (11) 35.0
 
Jan. 12, 2022, midnight N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 7.0 μg/m3 (7) -2.0 μg/m3 (0) 36.0
 
Jan. 11, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 6.0 μg/m3 (6) -2.3 μg/m3 (0) 36.0
 
Jan. 11, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 3.0 μg/m3 (3) -1.0 μg/m3 (0) 38.0
 
Jan. 11, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 6.0 μg/m3 (6) -0.3 μg/m3 (0) 43.0
 
Jan. 11, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A 10.0 μg/m3 (10) 3.5 μg/m3 (15) 45.0
 
Jan. 11, 2022, 7 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) 5.3 μg/m3 (23) 45.0
 
Jan. 11, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) 1.8 μg/m3 (8) 10.0
 
Jan. 11, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A 8.0 μg/m3 (8) 2.9 μg/m3 (13) 44.0
 
Jan. 11, 2022, 4 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) 0.8 μg/m3 (4) 33.0
 
Jan. 11, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 2.0 μg/m3 (2) 0.1 μg/m3 (1) 33.0
 
Jan. 11, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 7.0 μg/m3 (7) 2.0 μg/m3 (9) 35.0
 
Jan. 11, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 5.0 μg/m3 (5) 3.5 μg/m3 (15) 34.0
 
Jan. 11, 2022, noon N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 8.0 μg/m3 (8) 2.1 μg/m3 (9) 32.0
 
Jan. 11, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 8.0 μg/m3 (8) -0.7 μg/m3 (0) 34.0
 
Jan. 11, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 5.0 μg/m3 (5) -2.7 μg/m3 (0) 35.0
 
Jan. 11, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 3.0 μg/m3 (3) -0.7 μg/m3 (0) 35.0
 
Jan. 11, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 4.0 μg/m3 (4) 1.8 μg/m3 (8) 33.0
 
Jan. 11, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 6.0 μg/m3 (6) 1.3 μg/m3 (6) 34.0
 
Jan. 11, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 6.0 μg/m3 (6) -0.1 μg/m3 (0) 35.0
 
Jan. 11, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 9.0 μg/m3 (9) -2.3 μg/m3 (0) 36.0
 
Jan. 11, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 7.0 μg/m3 (7) -1.9 μg/m3 (0) 34.0
 
Jan. 11, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 4.0 μg/m3 (4) -1.0 μg/m3 (0) 32.0
 
Jan. 11, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 6.0 μg/m3 (6) -1.7 μg/m3 (0) 33.0
 
Jan. 11, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 9.0 μg/m3 (9) 0.3 μg/m3 (2) 37.0