ID: 2878

AQSQID: 300830002

Site Name: Sidney 201

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

Updated: May 24, 2022, 9:27 p.m.

Location: Lambert (Montana Hwy 201), MT

Reporting: True, Located: True

Current AQI: 49.0

Lambert (Montana Hwy 201) MT, US: 47.8679, -104.676864

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
May 17, 2022, midnight 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 49.0 ppb (46) N/A 6.0 μg/m3 (6) -3.1 μg/m3 (0) 46.0
 
May 16, 2022, 11 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 49.0 ppb (46) N/A 8.0 μg/m3 (8) -0.9 μg/m3 (0) 46.0
 
May 16, 2022, 9 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 50.0 ppb (47) N/A 7.0 μg/m3 (7) -3.8 μg/m3 (0) 47.0
 
May 16, 2022, 9 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 50.0 ppb (47) N/A 7.0 μg/m3 (7) -3.8 μg/m3 (0) 47.0
 
May 16, 2022, 8 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 48.0 ppb (45) N/A 4.0 μg/m3 (4) -3.5 μg/m3 (0) 45.0
 
May 16, 2022, 7 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 48.0 ppb (45) N/A 4.0 μg/m3 (4) 1.6 μg/m3 (7) 45.0
 
May 16, 2022, 6 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 48.0 ppb (45) N/A 6.0 μg/m3 (6) -0.5 μg/m3 (0) 45.0
 
May 16, 2022, 5 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 41.0 ppb (38) N/A 5.0 μg/m3 (5) 2.8 μg/m3 (12) 38.0
 
May 16, 2022, 4 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 35.0 ppb (33) N/A 4.0 μg/m3 (4) 1.5 μg/m3 (7) 33.0
 
May 16, 2022, 3 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 35.0 ppb (33) N/A 3.0 μg/m3 (3) 2.2 μg/m3 (10) 33.0
 
May 16, 2022, 2 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 37.0 ppb (35) N/A 6.0 μg/m3 (6) 0.3 μg/m3 (2) 35.0
 
May 16, 2022, 1 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 37.0 ppb (35) N/A 10.0 μg/m3 (10) 9.0 μg/m3 (38) 38.0
 
May 16, 2022, 6 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 30.0 ppb (28) N/A 4.0 μg/m3 (4) 0.3 μg/m3 (2) 28.0
 
May 16, 2022, 5 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (30) N/A 5.0 μg/m3 (5) 3.0 μg/m3 (13) 30.0
 
May 16, 2022, 4 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 34.0 ppb (32) N/A 3.0 μg/m3 (3) -0.8 μg/m3 (0) 32.0
 
May 16, 2022, 3 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 37.0 ppb (35) N/A 6.0 μg/m3 (6) -0.1 μg/m3 (0) 35.0
 
May 16, 2022, 2 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 35.0 ppb (33) N/A 9.0 μg/m3 (9) -3.4 μg/m3 (0) 33.0
 
May 16, 2022, 2 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 35.0 ppb (33) N/A 9.0 μg/m3 (9) -3.4 μg/m3 (0) 33.0
 
May 16, 2022, 1 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 47.0 ppb (44) N/A 4.0 μg/m3 (4) 3.0 μg/m3 (13) 44.0
 
May 16, 2022, midnight 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 52.0 ppb (49) N/A 3.0 μg/m3 (3) 3.2 μg/m3 (14) 49.0
 
May 15, 2022, 10 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 52.0 ppb (49) N/A 3.0 μg/m3 (3) -2.8 μg/m3 (0) 49.0
 
May 15, 2022, 9 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 51.0 ppb (48) N/A 7.0 μg/m3 (7) 1.5 μg/m3 (7) 48.0
 
May 15, 2022, 7 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 47.0 ppb (44) N/A 6.0 μg/m3 (6) -2.3 μg/m3 (0) 44.0
 
May 15, 2022, 5 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 50.0 ppb (47) N/A 5.0 μg/m3 (5) -0.1 μg/m3 (0) 47.0
 
May 15, 2022, 4 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 45.0 ppb (42) N/A 6.0 μg/m3 (6) 7.7 μg/m3 (33) 42.0
 
May 15, 2022, 10 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (30) N/A 4.0 μg/m3 (4) 0.8 μg/m3 (4) 30.0
 
May 15, 2022, 9 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (31) N/A 5.0 μg/m3 (5) 7.6 μg/m3 (32) 32.0
 
May 15, 2022, 8 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (31) N/A 11.0 μg/m3 (11) 7.8 μg/m3 (33) 33.0
 
May 15, 2022, 7 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 32.0 ppb (30) N/A 2.0 μg/m3 (2) 5.0 μg/m3 (21) 30.0
 
May 15, 2022, 6 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 29.0 ppb (27) N/A 5.0 μg/m3 (5) 1.0 μg/m3 (5) 27.0
 
May 15, 2022, 6 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 29.0 ppb (27) N/A 5.0 μg/m3 (5) 1.0 μg/m3 (5) 27.0
 
May 15, 2022, 5 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 29.0 ppb (27) N/A 4.0 μg/m3 (4) 4.6 μg/m3 (20) 27.0
 
May 15, 2022, 5 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 29.0 ppb (27) N/A 4.0 μg/m3 (4) 4.6 μg/m3 (20) 27.0
 
May 15, 2022, 4 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 30.0 ppb (28) N/A 6.0 μg/m3 (6) 5.4 μg/m3 (23) 28.0
 
May 15, 2022, 3 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 36.0 ppb (34) N/A 2.0 μg/m3 (2) -1.7 μg/m3 (0) 34.0
 
May 15, 2022, 2 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 36.0 ppb (34) N/A 2.0 μg/m3 (2) 5.1 μg/m3 (22) 34.0
 
May 15, 2022, midnight 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 48.0 ppb (45) N/A 8.0 μg/m3 (8) 7.2 μg/m3 (31) 45.0
 
May 14, 2022, 10 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 51.0 ppb (48) N/A 7.0 μg/m3 (7) -0.5 μg/m3 (0) 48.0
 
May 14, 2022, 9 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 50.0 ppb (47) N/A 5.0 μg/m3 (5) -0.1 μg/m3 (0) 47.0
 
May 14, 2022, 8 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 49.0 ppb (46) N/A 5.0 μg/m3 (5) -3.0 μg/m3 (0) 46.0
 
May 14, 2022, 7 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 46.0 ppb (43) N/A 6.0 μg/m3 (6) -3.7 μg/m3 (0) 43.0
 
May 14, 2022, 6 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 44.0 ppb (41) N/A 4.0 μg/m3 (4) 3.2 μg/m3 (14) 41.0
 
May 14, 2022, 5 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 42.0 ppb (39) N/A 6.0 μg/m3 (6) 4.2 μg/m3 (18) 39.0
 
May 14, 2022, 5 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 42.0 ppb (39) N/A 6.0 μg/m3 (6) 4.2 μg/m3 (18) 39.0
 
May 14, 2022, 5 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 42.0 ppb (39) N/A 6.0 μg/m3 (6) 4.2 μg/m3 (18) 39.0
 
May 14, 2022, 4 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 41.0 ppb (38) N/A 8.0 μg/m3 (8) 6.9 μg/m3 (29) 38.0
 
May 14, 2022, 3 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 38.0 ppb (36) N/A 4.0 μg/m3 (4) 11.1 μg/m3 (47) 47.0
 
May 14, 2022, 9 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 38.0 ppb (36) N/A 7.0 μg/m3 (7) 11.5 μg/m3 (48) 48.0
 
May 14, 2022, 8 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 41.0 ppb (38) N/A 9.0 μg/m3 (9) 5.3 μg/m3 (23) 38.0
 
May 14, 2022, 7 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 45.0 ppb (42) N/A 7.0 μg/m3 (7) 4.9 μg/m3 (21) 42.0
 
May 14, 2022, 6 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 45.0 ppb (42) N/A 3.0 μg/m3 (3) 0.0 μg/m3 (0) 42.0
 
May 14, 2022, 5 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 45.0 ppb (42) N/A 4.0 μg/m3 (4) 1.7 μg/m3 (8) 42.0
 
May 14, 2022, 4 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 39.0 ppb (37) N/A 2.0 μg/m3 (2) -1.8 μg/m3 (0) 37.0
 
May 14, 2022, 2 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 37.0 ppb (35) N/A 5.0 μg/m3 (5) 3.0 μg/m3 (13) 35.0
 
May 14, 2022, 1 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 39.0 ppb (37) N/A 3.0 μg/m3 (3) 3.6 μg/m3 (16) 37.0
 
May 14, 2022, midnight 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) N/A 6.0 μg/m3 (6) -4.7 μg/m3 (0) 38.0
 
May 14, 2022, midnight 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) N/A 6.0 μg/m3 (6) -4.7 μg/m3 (0) 38.0
 
May 13, 2022, 6 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 43.0 ppb (40) N/A 5.0 μg/m3 (5) 8.6 μg/m3 (36) 40.0
 
May 13, 2022, 3 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 43.0 ppb (40) N/A 7.0 μg/m3 (7) -1.8 μg/m3 (0) 40.0
 
May 13, 2022, 2 p.m. 0.0 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 44.0 ppb (41) N/A 4.0 μg/m3 (4) 10.0 μg/m3 (42) 42.0
 
May 13, 2022, 1 p.m. 0.0 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 44.0 ppb (41) N/A 2.0 μg/m3 (2) 7.8 μg/m3 (33) 41.0
 
May 13, 2022, noon 0.0 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 45.0 ppb (42) N/A 4.0 μg/m3 (4) 12.6 μg/m3 (53) 53.0
 
May 13, 2022, 10 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 45.0 ppb (42) N/A 4.0 μg/m3 (4) 0.5 μg/m3 (3) 42.0
 
May 13, 2022, 10 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 45.0 ppb (42) N/A 4.0 μg/m3 (4) 0.5 μg/m3 (3) 42.0
 
May 13, 2022, 9 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 42.0 ppb (39) N/A -2.0 μg/m3 (0) 0.3 μg/m3 (2) 39.0
 
May 13, 2022, 9 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 42.0 ppb (39) N/A -2.0 μg/m3 (0) 0.3 μg/m3 (2) 39.0
 
May 13, 2022, 8 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) N/A -1.0 μg/m3 (0) 2.6 μg/m3 (11) 38.0
 
May 13, 2022, 7 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 38.0 ppb (36) N/A -3.0 μg/m3 (0) -3.8 μg/m3 (0) 36.0
 
May 13, 2022, 6 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 37.0 ppb (35) N/A 1.0 μg/m3 (1) 1.0 μg/m3 (5) 35.0
 
May 13, 2022, 5 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 37.0 ppb (35) N/A 0.0 μg/m3 (0) -4.5 μg/m3 (0) 35.0
 
May 13, 2022, 4 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 37.0 ppb (35) N/A 2.0 μg/m3 (2) -2.1 μg/m3 (0) 35.0
 
May 13, 2022, 2 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 36.0 ppb (34) N/A 6.0 μg/m3 (6) 2.8 μg/m3 (12) 34.0
 
May 13, 2022, 1 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 35.0 ppb (33) N/A 6.0 μg/m3 (6) -0.9 μg/m3 (0) 33.0
 
May 13, 2022, midnight 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 34.0 ppb (32) N/A 9.0 μg/m3 (9) 0.0 μg/m3 (0) 32.0
 
May 12, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) -1.8 μg/m3 (0) 7.0
 
May 12, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) -2.5 μg/m3 (0) 4.0
 
May 12, 2022, 9 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 34.0 ppb (32) N/A 5.0 μg/m3 (5) -3.0 μg/m3 (0) 32.0
 
May 12, 2022, 8 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 34.0 ppb (32) N/A 5.0 μg/m3 (5) 6.3 μg/m3 (27) 32.0
 
May 12, 2022, 7 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (31) N/A 7.0 μg/m3 (7) 6.4 μg/m3 (27) 31.0
 
May 12, 2022, 7 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (31) N/A 7.0 μg/m3 (7) 6.4 μg/m3 (27) 31.0
 
May 12, 2022, 6 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 37.0 ppb (35) N/A 7.0 μg/m3 (7) 1.2 μg/m3 (5) 35.0
 
May 12, 2022, 5 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 38.0 ppb (36) N/A 11.0 μg/m3 (11) 3.5 μg/m3 (15) 36.0
 
May 12, 2022, 5 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 38.0 ppb (36) N/A 11.0 μg/m3 (11) 3.5 μg/m3 (15) 36.0
 
May 12, 2022, 4 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 36.0 ppb (34) N/A 8.0 μg/m3 (8) 0.5 μg/m3 (3) 34.0
 
May 12, 2022, 4 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 36.0 ppb (34) N/A 8.0 μg/m3 (8) 0.5 μg/m3 (3) 34.0
 
May 12, 2022, 3 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (31) N/A 6.0 μg/m3 (6) 3.4 μg/m3 (15) 31.0
 
May 12, 2022, 3 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (31) N/A 6.0 μg/m3 (6) 3.4 μg/m3 (15) 31.0
 
May 12, 2022, 2 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (30) N/A 4.0 μg/m3 (4) 3.6 μg/m3 (16) 30.0
 
May 12, 2022, 2 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (30) N/A 4.0 μg/m3 (4) 3.6 μg/m3 (16) 30.0
 
May 12, 2022, 1 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 30.0 ppb (28) N/A 5.0 μg/m3 (5) 4.9 μg/m3 (21) 28.0
 
May 12, 2022, noon 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 25.0 ppb (24) N/A 5.0 μg/m3 (5) 2.8 μg/m3 (12) 24.0
 
May 12, 2022, 9 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 24.0 ppb (23) N/A 5.0 μg/m3 (5) 7.3 μg/m3 (31) 31.0
 
May 12, 2022, 8 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 26.0 ppb (25) N/A 1.0 μg/m3 (1) 2.3 μg/m3 (10) 25.0
 
May 12, 2022, 3 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 34.0 ppb (32) N/A 6.0 μg/m3 (6) 3.4 μg/m3 (15) 32.0
 
May 12, 2022, 1 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 40.0 ppb (38) N/A 2.0 μg/m3 (2) 4.4 μg/m3 (19) 38.0
 
May 12, 2022, midnight 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 43.0 ppb (40) N/A 6.0 μg/m3 (6) 9.8 μg/m3 (41) 41.0
 
May 11, 2022, 11 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 46.0 ppb (43) N/A 4.0 μg/m3 (4) 11.0 μg/m3 (46) 46.0
 
May 11, 2022, 10 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 46.0 ppb (43) N/A 5.0 μg/m3 (5) -3.5 μg/m3 (0) 43.0
 
May 11, 2022, 9 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 43.0 ppb (40) N/A 3.0 μg/m3 (3) 1.0 μg/m3 (5) 40.0
 
May 11, 2022, 8 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 41.0 ppb (38) N/A 0.0 μg/m3 (0) 1.1 μg/m3 (5) 38.0
 
May 11, 2022, 7 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 41.0 ppb (38) N/A 6.0 μg/m3 (6) 4.7 μg/m3 (20) 38.0
 
May 11, 2022, 6 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 42.0 ppb (39) N/A 2.0 μg/m3 (2) 2.1 μg/m3 (9) 39.0
 
May 11, 2022, 5 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 43.0 ppb (40) N/A 5.0 μg/m3 (5) 2.3 μg/m3 (10) 40.0
 
May 11, 2022, 4 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 44.0 ppb (41) N/A 3.0 μg/m3 (3) 1.2 μg/m3 (5) 41.0
 
May 11, 2022, 3 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 45.0 ppb (42) N/A 2.0 μg/m3 (2) -2.4 μg/m3 (0) 42.0
 
May 11, 2022, 2 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 44.0 ppb (41) N/A 6.0 μg/m3 (6) 5.9 μg/m3 (25) 41.0
 
May 11, 2022, 2 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 44.0 ppb (41) N/A 6.0 μg/m3 (6) 5.9 μg/m3 (25) 41.0
 
May 11, 2022, 1 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 46.0 ppb (43) N/A 1.0 μg/m3 (1) 5.1 μg/m3 (22) 43.0
 
May 11, 2022, 1 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 46.0 ppb (43) N/A 1.0 μg/m3 (1) 5.1 μg/m3 (22) 43.0
 
May 11, 2022, 11 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 46.0 ppb (43) N/A 3.0 μg/m3 (3) 4.9 μg/m3 (21) 43.0
 
May 11, 2022, 10 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 47.0 ppb (44) N/A 8.0 μg/m3 (8) 4.5 μg/m3 (19) 44.0
 
May 11, 2022, 9 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 44.0 ppb (41) N/A 7.0 μg/m3 (7) 3.1 μg/m3 (13) 41.0
 
May 11, 2022, 8 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 42.0 ppb (39) N/A 11.0 μg/m3 (11) 10.3 μg/m3 (43) 43.0
 
May 11, 2022, 4 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (30) N/A 11.0 μg/m3 (11) 2.5 μg/m3 (11) 30.0
 
May 11, 2022, 3 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 34.0 ppb (32) N/A 12.0 μg/m3 (12) 4.5 μg/m3 (19) 32.0
 
May 11, 2022, 2 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 38.0 ppb (36) N/A 12.0 μg/m3 (12) -1.3 μg/m3 (0) 36.0
 
May 11, 2022, midnight 0.0 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 46.0 ppb (43) N/A 10.0 μg/m3 (10) 0.0 μg/m3 (0) 43.0
 
May 10, 2022, 11 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 45.0 ppb (42) N/A 14.0 μg/m3 (13) 0.0 μg/m3 (0) 42.0
 
May 10, 2022, 9 p.m. 0.0 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 43.0 ppb (40) N/A 7.0 μg/m3 (7) N/A 40.0
 
May 10, 2022, 8 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 42.0 ppb (39) N/A 8.0 μg/m3 (8) -4.9 μg/m3 (0) 39.0
 
May 10, 2022, 7 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 42.0 ppb (39) N/A 9.0 μg/m3 (9) -1.7 μg/m3 (0) 39.0
 
May 10, 2022, 6 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 41.0 ppb (38) N/A 7.0 μg/m3 (7) -2.3 μg/m3 (0) 38.0
 
May 10, 2022, 5 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) N/A 8.0 μg/m3 (8) -1.7 μg/m3 (0) 38.0
 
May 10, 2022, 4 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) N/A 2.0 μg/m3 (2) 3.0 μg/m3 (13) 38.0
 
May 10, 2022, 3 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 39.0 ppb (37) N/A 0.0 μg/m3 (0) 8.5 μg/m3 (36) 37.0
 
May 10, 2022, 2 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 36.0 ppb (34) N/A 5.0 μg/m3 (5) 10.7 μg/m3 (45) 45.0
 
May 10, 2022, 1 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 32.0 ppb (30) N/A 8.0 μg/m3 (8) 6.5 μg/m3 (28) 30.0
 
May 10, 2022, noon 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 29.0 ppb (27) N/A 9.0 μg/m3 (9) 5.6 μg/m3 (24) 27.0
 
May 10, 2022, noon 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 29.0 ppb (27) N/A 9.0 μg/m3 (9) 5.6 μg/m3 (24) 27.0
 
May 10, 2022, 11 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 27.0 ppb (25) N/A 5.0 μg/m3 (5) 6.3 μg/m3 (27) 27.0
 
May 10, 2022, 11 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 27.0 ppb (25) N/A 5.0 μg/m3 (5) 6.3 μg/m3 (27) 27.0
 
May 10, 2022, 10 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 29.0 ppb (27) N/A 4.0 μg/m3 (4) 5.3 μg/m3 (23) 27.0
 
May 10, 2022, 9 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 29.0 ppb (27) N/A 7.0 μg/m3 (7) 6.5 μg/m3 (28) 28.0
 
May 10, 2022, 8 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 27.0 ppb (25) N/A 5.0 μg/m3 (5) 3.7 μg/m3 (16) 25.0
 
May 10, 2022, 7 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 30.0 ppb (28) N/A 8.0 μg/m3 (8) 3.4 μg/m3 (15) 28.0
 
May 10, 2022, 6 a.m. 2.0 ppb (2) 1.0 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 26.0 ppb (25) N/A 7.0 μg/m3 (7) 3.7 μg/m3 (16) 25.0
 
May 10, 2022, 3 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (30) N/A 2.0 μg/m3 (2) -2.5 μg/m3 (0) 30.0
 
May 10, 2022, 3 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (30) N/A 2.0 μg/m3 (2) -2.5 μg/m3 (0) 30.0
 
May 10, 2022, 2 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 37.0 ppb (35) N/A 3.0 μg/m3 (3) 0.0 μg/m3 (0) 35.0
 
May 10, 2022, 2 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 37.0 ppb (35) N/A 3.0 μg/m3 (3) 0.0 μg/m3 (0) 35.0
 
May 10, 2022, 1 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 43.0 ppb (40) N/A 4.0 μg/m3 (4) -3.9 μg/m3 (0) 40.0
 
May 10, 2022, 1 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 43.0 ppb (40) N/A 4.0 μg/m3 (4) -3.9 μg/m3 (0) 40.0
 
May 10, 2022, midnight 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 43.0 ppb (40) N/A 9.0 μg/m3 (9) -1.8 μg/m3 (0) 40.0
 
May 10, 2022, midnight 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 43.0 ppb (40) N/A 9.0 μg/m3 (9) -1.8 μg/m3 (0) 40.0
 
May 9, 2022, 11 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 38.0 ppb (36) N/A 14.0 μg/m3 (13) -3.9 μg/m3 (0) 36.0
 
May 9, 2022, 11 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 38.0 ppb (36) N/A 14.0 μg/m3 (13) -3.9 μg/m3 (0) 36.0
 
May 9, 2022, 10 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 36.0 ppb (34) N/A 5.0 μg/m3 (5) -3.7 μg/m3 (0) 34.0
 
May 9, 2022, 9 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 35.0 ppb (33) N/A 8.0 μg/m3 (8) 5.3 μg/m3 (23) 33.0
 
May 9, 2022, 9 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 35.0 ppb (33) N/A 8.0 μg/m3 (8) 5.3 μg/m3 (23) 33.0
 
May 9, 2022, 6 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 24.0 ppb (23) N/A 3.0 μg/m3 (3) 3.0 μg/m3 (13) 23.0
 
May 9, 2022, 1 p.m. 5.0 ppb (5) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 21.0 ppb (20) N/A 5.0 μg/m3 (5) 4.7 μg/m3 (20) 20.0
 
May 9, 2022, noon 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 19.0 ppb (18) N/A 4.0 μg/m3 (4) 9.3 μg/m3 (39) 39.0
 
May 9, 2022, 11 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 18.0 ppb (17) N/A 4.0 μg/m3 (4) 10.1 μg/m3 (43) 43.0
 
May 9, 2022, 10 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 17.0 ppb (16) N/A 4.0 μg/m3 (4) 7.4 μg/m3 (31) 31.0
 
May 9, 2022, 9 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 15.0 ppb (14) N/A 7.0 μg/m3 (7) 3.8 μg/m3 (16) 16.0
 
May 9, 2022, 8 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 15.0 ppb (14) N/A 5.0 μg/m3 (5) 3.4 μg/m3 (15) 15.0
 
May 9, 2022, 7 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 19.0 ppb (18) N/A 0.0 μg/m3 (0) 8.4 μg/m3 (36) 36.0
 
May 9, 2022, 2 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 27.0 ppb (25) N/A 3.0 μg/m3 (3) 1.0 μg/m3 (5) 25.0
 
May 9, 2022, 1 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 32.0 ppb (30) N/A 5.0 μg/m3 (5) 5.6 μg/m3 (24) 30.0
 
May 9, 2022, midnight 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 37.0 ppb (35) N/A 7.0 μg/m3 (7) 5.4 μg/m3 (23) 35.0
 
May 8, 2022, 11 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 44.0 ppb (41) N/A 6.0 μg/m3 (6) 6.5 μg/m3 (28) 41.0
 
May 8, 2022, 10 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) N/A 4.0 μg/m3 (4) -4.6 μg/m3 (0) 38.0
 
May 8, 2022, 4 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 37.0 ppb (35) N/A 3.0 μg/m3 (3) -0.5 μg/m3 (0) 35.0
 
May 8, 2022, 4 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 37.0 ppb (35) N/A 3.0 μg/m3 (3) -0.5 μg/m3 (0) 35.0
 
May 8, 2022, 3 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 35.0 ppb (33) N/A 3.0 μg/m3 (3) 1.0 μg/m3 (5) 33.0
 
May 8, 2022, 2 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 35.0 ppb (33) N/A 4.0 μg/m3 (4) 7.7 μg/m3 (33) 33.0
 
May 8, 2022, noon 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 28.0 ppb (26) N/A 4.0 μg/m3 (4) 10.2 μg/m3 (43) 43.0
 
May 8, 2022, noon 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 28.0 ppb (26) N/A 4.0 μg/m3 (4) 10.2 μg/m3 (43) 43.0