ID: 1585

AQSQID: 460330132

Site Name: Wind Cave

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

Updated: Jan. 19, 2022, 7:33 a.m.

Location: Hot Spgs (Prairie Vista Trl), SD

Reporting: True, Located: True

Current AQI: 19.0

Hot Spgs (Prairie Vista Trl) SD, US: 43.557613, -103.483658

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 19, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A 3.0 μg/m3 (3) -3.9 μg/m3 (0) 19.0
 
Jan. 19, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 5.0 μg/m3 (5) N/A 18.0
 
Jan. 19, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 8.0 μg/m3 (8) -3.9 μg/m3 (0) 17.0
 
Jan. 19, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 15.0 μg/m3 (14) 0.5 μg/m3 (3) 16.0
 
Jan. 19, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 10.0 μg/m3 (10) 3.6 μg/m3 (16) 18.0
 
Jan. 19, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 12.0 μg/m3 (12) 3.8 μg/m3 (16) 21.0
 
Jan. 19, 2022, midnight N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 11.0 μg/m3 (11) 2.6 μg/m3 (11) 21.0
 
Jan. 18, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 15.0 μg/m3 (14) 3.9 μg/m3 (17) 23.0
 
Jan. 18, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 14.0 μg/m3 (13) 5.4 μg/m3 (23) 26.0
 
Jan. 18, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 12.0 μg/m3 (12) 3.2 μg/m3 (14) 30.0
 
Jan. 18, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (12) 2.0 μg/m3 (9) 12.0
 
Jan. 18, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 8.0 μg/m3 (8) 2.0 μg/m3 (9) 36.0
 
Jan. 18, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 10.0 μg/m3 (10) 2.2 μg/m3 (10) 35.0
 
Jan. 18, 2022, 5 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. 18, 2022, 4 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 (0) 36.0
 
Jan. 18, 2022, 3 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) 0.0 μg/m3 (0) 37.0
 
Jan. 18, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 8.0 μg/m3 (8) 3.2 μg/m3 (14) 32.0
 
Jan. 18, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 10.0 μg/m3 (10) 3.9 μg/m3 (17) 32.0
 
Jan. 18, 2022, noon N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 5.0 μg/m3 (5) 0.1 μg/m3 (1) 33.0
 
Jan. 18, 2022, 11 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) -0.8 μg/m3 (0) 35.0
 
Jan. 18, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 2.0 μg/m3 (2) 1.7 μg/m3 (8) 37.0
 
Jan. 18, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 1.0 μg/m3 (1) 0.5 μg/m3 (3) 38.0
 
Jan. 18, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A -1.0 μg/m3 (0) 2.4 μg/m3 (10) 39.0
 
Jan. 18, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 0.0 μg/m3 (0) 4.9 μg/m3 (21) 38.0
 
Jan. 18, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 1.0 μg/m3 (1) -0.1 μg/m3 (0) 38.0
 
Jan. 18, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 1.0 μg/m3 (1) -0.6 μg/m3 (0) 38.0
 
Jan. 18, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 0.0 μg/m3 (0) -0.1 μg/m3 (0) 36.0
 
Jan. 18, 2022, 3 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) 0.7 μg/m3 (3) 35.0
 
Jan. 18, 2022, 2 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) 3.4 μg/m3 (15) 34.0
 
Jan. 18, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 3.0 μg/m3 (3) 4.4 μg/m3 (19) 36.0
 
Jan. 18, 2022, midnight N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 2.0 μg/m3 (2) 2.9 μg/m3 (13) 37.0
 
Jan. 17, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A -1.0 μg/m3 (0) 0.3 μg/m3 (2) 37.0
 
Jan. 17, 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 (0) -1.9 μg/m3 (0) 38.0
 
Jan. 17, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A -1.0 μg/m3 (0) -1.4 μg/m3 (0) 38.0
 
Jan. 17, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 2.0 μg/m3 (2) -0.9 μg/m3 (0) 38.0
 
Jan. 17, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 1.0 μg/m3 (1) 2.7 μg/m3 (12) 38.0
 
Jan. 17, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A -2.0 μg/m3 (0) 5.7 μg/m3 (24) 37.0
 
Jan. 17, 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 (0) 1.3 μg/m3 (6) 36.0
 
Jan. 17, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A -2.0 μg/m3 (0) 1.7 μg/m3 (8) 36.0
 
Jan. 17, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A -2.0 μg/m3 (0) 0.5 μg/m3 (3) 36.0
 
Jan. 17, 2022, 2 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) -0.6 μg/m3 (0) 36.0
 
Jan. 17, 2022, 1 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) 0.9 μg/m3 (4) 35.0
 
Jan. 17, 2022, noon N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 1.0 μg/m3 (1) 2.6 μg/m3 (11) 33.0
 
Jan. 17, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 2.0 μg/m3 (2) 2.1 μg/m3 (9) 33.0
 
Jan. 17, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 3.0 μg/m3 (3) -0.4 μg/m3 (0) 33.0
 
Jan. 17, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 1.0 μg/m3 (1) -0.9 μg/m3 (0) 34.0
 
Jan. 17, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 0.0 μg/m3 (0) 0.9 μg/m3 (4) 36.0
 
Jan. 17, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A -2.0 μg/m3 (0) 1.2 μg/m3 (5) 37.0
 
Jan. 17, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 0.0 μg/m3 (0) -0.1 μg/m3 (0) 38.0
 
Jan. 17, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 1.0 μg/m3 (1) 2.4 μg/m3 (10) 38.0
 
Jan. 17, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 0.0 μg/m3 (0) 2.7 μg/m3 (12) 38.0
 
Jan. 17, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A -1.0 μg/m3 (0) 0.0 μg/m3 (0) 38.0
 
Jan. 17, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 0.0 μg/m3 (0) 2.7 μg/m3 (12) 38.0
 
Jan. 17, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 0.0 μg/m3 (0) 0.9 μg/m3 (4) 38.0
 
Jan. 17, 2022, midnight N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A -2.0 μg/m3 (0) -2.4 μg/m3 (0) 38.0
 
Jan. 16, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A -1.0 μg/m3 (0) -2.1 μg/m3 (0) 39.0
 
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 (0) -0.9 μg/m3 (0) 41.0
 
Jan. 16, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 0.0 μg/m3 (0) 0.5 μg/m3 (3) 41.0
 
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 (0) -0.6 μg/m3 (0) 42.0
 
Jan. 16, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 0.0 μg/m3 (0) -1.8 μg/m3 (0) 41.0
 
Jan. 16, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 1.0 μg/m3 (1) 0.0 μg/m3 (0) 34.0
 
Jan. 16, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 0.0 μg/m3 (0) 2.2 μg/m3 (10) 31.0
 
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) 2.0 μg/m3 (9) 35.0
 
Jan. 16, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 0.0 μg/m3 (0) 1.2 μg/m3 (5) 37.0
 
Jan. 16, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 0.0 μg/m3 (0) -2.4 μg/m3 (0) 37.0
 
Jan. 16, 2022, 1 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) -3.9 μg/m3 (0) 37.0
 
Jan. 16, 2022, noon N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 0.0 μg/m3 (0) -0.9 μg/m3 (0) 38.0
 
Jan. 16, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 0.0 μg/m3 (0) 2.4 μg/m3 (10) 38.0
 
Jan. 16, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 0.0 μg/m3 (0) 3.6 μg/m3 (16) 38.0
 
Jan. 16, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 0.0 μg/m3 (0) 0.3 μg/m3 (2) 38.0
 
Jan. 16, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 3.0 μg/m3 (3) 0.0 μg/m3 (0) 36.0
 
Jan. 16, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 6.0 μg/m3 (6) 1.7 μg/m3 (8) 31.0
 
Jan. 16, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 11.0 μg/m3 (11) 0.0 μg/m3 (0) 29.0
 
Jan. 16, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 10.0 μg/m3 (10) 1.2 μg/m3 (5) 30.0
 
Jan. 16, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 3.0 μg/m3 (3) 0.9 μg/m3 (4) 32.0
 
Jan. 16, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 2.0 μg/m3 (2) 2.2 μg/m3 (10) 36.0
 
Jan. 16, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 0.0 μg/m3 (0) 2.2 μg/m3 (10) 38.0
 
Jan. 16, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 0.0 μg/m3 (0) 2.4 μg/m3 (10) 39.0
 
Jan. 16, 2022, midnight N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 3.0 μg/m3 (3) 0.8 μg/m3 (4) 38.0
 
Jan. 15, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 6.0 μg/m3 (6) 0.6 μg/m3 (3) 35.0
 
Jan. 15, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 2.0 μg/m3 (2) 1.7 μg/m3 (8) 37.0
 
Jan. 15, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 0.0 μg/m3 (0) 1.0 μg/m3 (5) 37.0
 
Jan. 15, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A 0.0 μg/m3 (0) 2.5 μg/m3 (11) 44.0
 
Jan. 15, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A 0.0 μg/m3 (0) 3.5 μg/m3 (15) 46.0
 
Jan. 15, 2022, 6 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) 2.7 μg/m3 (12) 38.0
 
Jan. 15, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 0.0 μg/m3 (0) 7.4 μg/m3 (31) 38.0
 
Jan. 15, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 0.0 μg/m3 (0) 14.0 μg/m3 (55) 55.0
 
Jan. 15, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A -1.0 μg/m3 (0) -2.3 μg/m3 (0) 36.0
 
Jan. 15, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 0.0 μg/m3 (0) -1.9 μg/m3 (0) 37.0
 
Jan. 15, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 0.0 μg/m3 (0) -0.6 μg/m3 (0) 37.0
 
Jan. 15, 2022, noon N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A -1.0 μg/m3 (0) 0.2 μg/m3 (1) 37.0
 
Jan. 15, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A -2.0 μg/m3 (0) 1.2 μg/m3 (5) 36.0
 
Jan. 15, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A -2.0 μg/m3 (0) 2.1 μg/m3 (9) 31.0
 
Jan. 15, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 2.0 μg/m3 (2) 3.3 μg/m3 (14) 23.0
 
Jan. 15, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 4.0 μg/m3 (4) 2.6 μg/m3 (11) 24.0
 
Jan. 15, 2022, 7 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) 0.5 μg/m3 (3) 25.0
 
Jan. 15, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 2.0 μg/m3 (2) 2.4 μg/m3 (10) 25.0
 
Jan. 15, 2022, 5 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) 4.6 μg/m3 (20) 25.0
 
Jan. 15, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 1.0 μg/m3 (1) 2.1 μg/m3 (9) 25.0
 
Jan. 15, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 0.0 μg/m3 (0) 1.2 μg/m3 (5) 31.0
 
Jan. 15, 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) 1.9 μg/m3 (8) 35.0
 
Jan. 15, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A -3.0 μg/m3 (0) -0.4 μg/m3 (0) 36.0
 
Jan. 15, 2022, midnight N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 0.0 μg/m3 (0) N/A 37.0
 
Jan. 14, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 0.0 μg/m3 (0) -4.8 μg/m3 (0) 37.0
 
Jan. 14, 2022, 10 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) N/A 37.0
 
Jan. 14, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 3.0 μg/m3 (3) -4.8 μg/m3 (0) 36.0
 
Jan. 14, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 3.0 μg/m3 (3) -0.3 μg/m3 (0) 37.0
 
Jan. 14, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 2.0 μg/m3 (2) -0.4 μg/m3 (0) 37.0
 
Jan. 14, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 2.0 μg/m3 (2) -0.6 μg/m3 (0) 38.0
 
Jan. 14, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 0.0 μg/m3 (0) 2.4 μg/m3 (10) 38.0
 
Jan. 14, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 2.0 μg/m3 (2) 4.6 μg/m3 (20) 38.0
 
Jan. 14, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 8.0 μg/m3 (8) 2.4 μg/m3 (10) 38.0
 
Jan. 14, 2022, 2 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) -3.1 μg/m3 (0) 36.0
 
Jan. 14, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 1.0 μg/m3 (1) -0.9 μg/m3 (0) 34.0
 
Jan. 14, 2022, noon N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A -1.0 μg/m3 (0) 0.5 μg/m3 (3) 35.0
 
Jan. 14, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 1.0 μg/m3 (1) 1.9 μg/m3 (8) 38.0
 
Jan. 14, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 2.0 μg/m3 (2) 2.7 μg/m3 (12) 39.0
 
Jan. 14, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 0.0 μg/m3 (0) -0.6 μg/m3 (0) 39.0
 
Jan. 14, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 0.0 μg/m3 (0) -0.8 μg/m3 (0) 39.0
 
Jan. 14, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 2.0 μg/m3 (2) 1.2 μg/m3 (5) 38.0
 
Jan. 14, 2022, 6 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) 2.4 μg/m3 (10) 38.0
 
Jan. 14, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 3.0 μg/m3 (3) -1.6 μg/m3 (0) 38.0
 
Jan. 14, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 0.0 μg/m3 (0) -2.1 μg/m3 (0) 40.0
 
Jan. 14, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 0.0 μg/m3 (0) 0.0 μg/m3 (0) 40.0
 
Jan. 14, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 1.0 μg/m3 (1) -1.9 μg/m3 (0) 34.0
 
Jan. 14, 2022, 1 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) -2.9 μg/m3 (0) 34.0
 
Jan. 14, 2022, midnight N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 0.0 μg/m3 (0) 0.3 μg/m3 (2) 37.0
 
Jan. 13, 2022, 11 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) 1.7 μg/m3 (8) 36.0
 
Jan. 13, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 0.0 μg/m3 (0) N/A 37.0
 
Jan. 13, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 0.0 μg/m3 (0) N/A 37.0
 
Jan. 13, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A -3.0 μg/m3 (0) N/A 37.0
 
Jan. 13, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A -4.0 μg/m3 (0) N/A 36.0
 
Jan. 13, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A -3.0 μg/m3 (0) N/A 37.0
 
Jan. 13, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A -3.0 μg/m3 (0) N/A 36.0
 
Jan. 13, 2022, 4 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) N/A 36.0
 
Jan. 13, 2022, 3 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) N/A 36.0
 
Jan. 13, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A -3.0 μg/m3 (0) N/A 33.0
 
Jan. 13, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A -2.0 μg/m3 (0) N/A 33.0
 
Jan. 13, 2022, noon N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 0.0 μg/m3 (0) N/A 35.0
 
Jan. 13, 2022, 11 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) N/A 35.0
 
Jan. 13, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A -2.0 μg/m3 (0) N/A 35.0
 
Jan. 13, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 0.0 μg/m3 (0) N/A 34.0
 
Jan. 13, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 2.0 μg/m3 (2) N/A 35.0
 
Jan. 13, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 1.0 μg/m3 (1) N/A 35.0
 
Jan. 13, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 0.0 μg/m3 (0) N/A 36.0
 
Jan. 13, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A -1.0 μg/m3 (0) N/A 37.0
 
Jan. 13, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 0.0 μg/m3 (0) N/A 37.0
 
Jan. 13, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 2.0 μg/m3 (2) N/A 38.0
 
Jan. 13, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 2.0 μg/m3 (2) N/A 38.0
 
Jan. 13, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 6.0 μg/m3 (6) N/A 37.0
 
Jan. 13, 2022, midnight N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 9.0 μg/m3 (9) N/A 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 9.0 μg/m3 (9) N/A 34.0
 
Jan. 12, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 4.0 μg/m3 (4) N/A 38.0
 
Jan. 12, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 5.0 μg/m3 (5) N/A 38.0
 
Jan. 12, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 0.0 μg/m3 (0) N/A 38.0
 
Jan. 12, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 1.0 μg/m3 (1) N/A 38.0
 
Jan. 12, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 0.0 μg/m3 (0) N/A 37.0
 
Jan. 12, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 0.0 μg/m3 (0) N/A 37.0
 
Jan. 12, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 3.0 μg/m3 (3) N/A 37.0
 
Jan. 12, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 3.0 μg/m3 (3) N/A 36.0
 
Jan. 12, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 1.0 μg/m3 (1) N/A 35.0
 
Jan. 12, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 3.0 μg/m3 (3) N/A 36.0
 
Jan. 12, 2022, noon N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 4.0 μg/m3 (4) N/A 36.0
 
Jan. 12, 2022, 11 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) N/A 34.0
 
Jan. 12, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 5.0 μg/m3 (5) N/A 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 2.0 μg/m3 (2) N/A 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) N/A 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 6.0 μg/m3 (6) N/A 34.0