AQSQID: 000090606

Site Name: Bruderheim

Location: Bruderheim, CC

Reporting: True, Located: True

Current AQI: 56.0

Bruderheim CC, CA: 53.800117, -112.927795

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
March 22, 2019, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 14.8 μg/m3 (56) 56.0
 
March 22, 2019, 8 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A N/A 13.9 μg/m3 (54) 54.0
 
March 22, 2019, 7 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 43.0 ppb (33) N/A N/A 14.6 μg/m3 (56) 56.0
 
March 22, 2019, 6 a.m. N/A N/A N/A 7.0 ppb (6) N/A 0.0 ppb (0) 44.0 ppb (34) N/A N/A 15.5 μg/m3 (57) 57.0
 
March 22, 2019, 5 a.m. N/A N/A N/A 9.0 ppb (8) N/A 0.0 ppb (0) 47.0 ppb (36) N/A N/A 15.4 μg/m3 (57) 57.0
 
March 22, 2019, 4 a.m. N/A N/A N/A 9.0 ppb (8) N/A 0.0 ppb (0) 49.0 ppb (38) N/A N/A 16.5 μg/m3 (60) 60.0
 
March 22, 2019, 3 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 57.0 ppb (44) N/A N/A 18.1 μg/m3 (63) 63.0
 
March 22, 2019, 2 a.m. N/A N/A N/A 7.0 ppb (6) N/A 0.0 ppb (0) 59.0 ppb (45) N/A N/A 20.1 μg/m3 (67) 67.0
 
March 22, 2019, 1 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 65.0 ppb (50) N/A N/A 20.2 μg/m3 (67) 67.0
 
March 22, 2019, midnight N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (1) 72.0 ppb (56) N/A N/A 23.8 μg/m3 (75) 75.0
 
March 21, 2019, 11 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (1) 73.0 ppb (57) N/A N/A 26.4 μg/m3 (81) 81.0
 
March 21, 2019, 10 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 73.0 ppb (57) N/A N/A 31.5 μg/m3 (91) 91.0
 
March 21, 2019, 9 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 68.0 ppb (52) N/A N/A 35.2 μg/m3 (99) 99.0
 
March 21, 2019, 8 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 63.0 ppb (48) N/A N/A 37.9 μg/m3 (106) 106.0
 
March 21, 2019, 7 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 58.0 ppb (45) N/A N/A 37.5 μg/m3 (105) 105.0
 
March 21, 2019, 6 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 54.0 ppb (42) N/A N/A 34.1 μg/m3 (97) 97.0
 
March 21, 2019, 5 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 52.0 ppb (40) N/A N/A 34.2 μg/m3 (97) 97.0
 
March 21, 2019, 4 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (1) 53.0 ppb (41) N/A N/A 28.4 μg/m3 (85) 85.0
 
March 21, 2019, 3 p.m. N/A N/A N/A 9.0 ppb (8) N/A 1.0 ppb (1) 42.0 ppb (32) N/A N/A 35.4 μg/m3 (100) 100.0
 
March 21, 2019, 2 p.m. N/A N/A N/A 11.0 ppb (10) N/A 1.0 ppb (1) 35.0 ppb (27) N/A N/A 48.9 μg/m3 (134) 134.0
 
March 21, 2019, 1 p.m. N/A N/A N/A 14.0 ppb (13) N/A 0.0 ppb (0) 22.0 ppb (17) N/A N/A 54.0 μg/m3 (146) 146.0
 
March 21, 2019, noon N/A N/A N/A 17.0 ppb (16) N/A 0.0 ppb (0) 12.0 ppb (9) N/A N/A 49.8 μg/m3 (136) 136.0
 
March 21, 2019, 11 a.m. N/A N/A N/A 17.0 ppb (16) N/A 0.0 ppb (0) 13.0 ppb (10) N/A N/A 30.3 μg/m3 (89) 89.0
 
March 21, 2019, 10 a.m. N/A N/A N/A 17.0 ppb (16) N/A 0.0 ppb (0) 22.0 ppb (17) N/A N/A 31.8 μg/m3 (92) 92.0
 
March 21, 2019, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (15) N/A N/A 33.5 μg/m3 (96) 96.0
 
March 21, 2019, 8 a.m. N/A N/A N/A 24.0 ppb (22) N/A 0.0 ppb (0) N/A N/A N/A 32.6 μg/m3 (94) 94.0
 
March 21, 2019, 7 a.m. N/A N/A N/A 23.0 ppb (21) N/A N/A 24.0 ppb (18) N/A N/A 28.4 μg/m3 (85) 85.0
 
March 21, 2019, 6 a.m. N/A N/A N/A 21.0 ppb (19) N/A 0.0 ppb (0) 28.0 ppb (22) N/A N/A 28.0 μg/m3 (84) 84.0
 
March 21, 2019, 5 a.m. N/A N/A N/A 24.0 ppb (22) N/A 1.0 ppb (1) 27.0 ppb (21) N/A N/A 27.3 μg/m3 (83) 83.0
 
March 21, 2019, 4 a.m. N/A N/A N/A 22.0 ppb (20) N/A 2.0 ppb (3) 30.0 ppb (23) N/A N/A 26.0 μg/m3 (80) 80.0
 
March 21, 2019, 3 a.m. N/A N/A N/A 22.0 ppb (20) N/A 1.0 ppb (1) 34.0 ppb (26) N/A N/A 25.8 μg/m3 (79) 79.0
 
March 21, 2019, 2 a.m. N/A N/A N/A 34.0 ppb (31) N/A 2.0 ppb (3) 28.0 ppb (22) N/A N/A 32.5 μg/m3 (94) 94.0
 
March 21, 2019, 1 a.m. N/A N/A N/A 45.0 ppb (42) N/A 4.0 ppb (6) 25.0 ppb (19) N/A N/A 38.9 μg/m3 (108) 108.0
 
March 21, 2019, midnight N/A N/A N/A 40.0 ppb (37) N/A 7.0 ppb (10) 35.0 ppb (27) N/A N/A 42.6 μg/m3 (118) 118.0
 
March 20, 2019, 11 p.m. N/A N/A N/A 42.0 ppb (39) N/A 10.0 ppb (14) 43.0 ppb (33) N/A N/A 43.9 μg/m3 (121) 121.0
 
March 20, 2019, 10 p.m. N/A N/A N/A 36.0 ppb (33) N/A 16.0 ppb (23) 51.0 ppb (39) N/A N/A 34.0 μg/m3 (97) 97.0
 
March 20, 2019, 9 p.m. N/A N/A N/A 25.0 ppb (23) N/A 8.0 ppb (11) 55.0 ppb (42) N/A N/A 29.2 μg/m3 (87) 87.0
 
March 20, 2019, 8 p.m. N/A N/A N/A 26.0 ppb (24) N/A 6.0 ppb (9) 47.0 ppb (36) N/A N/A 29.2 μg/m3 (87) 87.0
 
March 20, 2019, 7 p.m. N/A N/A N/A 17.0 ppb (16) N/A 6.0 ppb (9) 52.0 ppb (40) N/A N/A 20.5 μg/m3 (68) 68.0
 
March 20, 2019, 6 p.m. N/A N/A N/A 18.0 ppb (17) N/A 6.0 ppb (9) 48.0 ppb (37) N/A N/A 19.5 μg/m3 (66) 66.0
 
March 20, 2019, 5 p.m. N/A N/A N/A 17.0 ppb (16) N/A 5.0 ppb (7) 51.0 ppb (39) N/A N/A 18.1 μg/m3 (63) 63.0
 
March 20, 2019, 4 p.m. N/A N/A N/A 26.0 ppb (24) N/A 1.0 ppb (1) 41.0 ppb (32) N/A N/A 25.3 μg/m3 (78) 78.0
 
March 20, 2019, 3 p.m. N/A N/A N/A 23.0 ppb (21) N/A 1.0 ppb (1) 30.0 ppb (23) N/A N/A 22.5 μg/m3 (72) 72.0
 
March 20, 2019, 2 p.m. N/A N/A N/A 17.0 ppb (16) N/A 1.0 ppb (1) 16.0 ppb (12) N/A N/A 31.7 μg/m3 (92) 92.0
 
March 20, 2019, 1 p.m. N/A N/A N/A 26.0 ppb (24) N/A 2.0 ppb (3) 15.0 ppb (12) N/A N/A 17.7 μg/m3 (62) 62.0
 
March 20, 2019, noon N/A N/A N/A 30.0 ppb (28) N/A 2.0 ppb (3) 13.0 ppb (10) N/A N/A 16.5 μg/m3 (60) 60.0
 
March 20, 2019, 11 a.m. N/A N/A N/A 19.0 ppb (18) N/A 1.0 ppb (1) 17.0 ppb (13) N/A N/A 23.4 μg/m3 (74) 74.0
 
March 20, 2019, 10 a.m. N/A N/A N/A 15.0 ppb (14) N/A 1.0 ppb (1) 24.0 ppb (18) N/A N/A 17.2 μg/m3 (61) 61.0
 
March 20, 2019, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 26.0 ppb (20) N/A N/A 16.0 μg/m3 (59) 59.0
 
March 20, 2019, 8 a.m. N/A N/A N/A 20.0 ppb (19) N/A 1.0 ppb (1) N/A N/A N/A 12.7 μg/m3 (51) 51.0
 
March 20, 2019, 7 a.m. N/A N/A N/A 20.0 ppb (19) N/A N/A 37.0 ppb (28) N/A N/A 12.5 μg/m3 (51) 51.0
 
March 20, 2019, 6 a.m. N/A N/A N/A 24.0 ppb (22) N/A 2.0 ppb (3) 33.0 ppb (25) N/A N/A 18.2 μg/m3 (63) 63.0
 
March 20, 2019, 5 a.m. N/A N/A N/A 28.0 ppb (26) N/A 1.0 ppb (1) 30.0 ppb (23) N/A N/A 22.0 μg/m3 (71) 71.0
 
March 20, 2019, 4 a.m. N/A N/A N/A 15.0 ppb (14) N/A 1.0 ppb (1) 50.0 ppb (38) N/A N/A 13.5 μg/m3 (53) 53.0
 
March 20, 2019, 3 a.m. N/A N/A N/A 13.0 ppb (12) N/A 1.0 ppb (1) 54.0 ppb (42) N/A N/A 14.1 μg/m3 (54) 54.0
 
March 20, 2019, 2 a.m. N/A N/A N/A 11.0 ppb (10) N/A 0.0 ppb (0) 59.0 ppb (45) N/A N/A 20.1 μg/m3 (67) 67.0
 
March 20, 2019, 1 a.m. N/A N/A N/A 9.0 ppb (8) N/A 1.0 ppb (1) 62.0 ppb (48) N/A N/A 20.4 μg/m3 (68) 68.0
 
March 20, 2019, midnight N/A N/A N/A 10.0 ppb (9) N/A 1.0 ppb (1) 62.0 ppb (48) N/A N/A 20.7 μg/m3 (69) 69.0
 
March 19, 2019, 11 p.m. N/A N/A N/A 9.0 ppb (8) N/A 1.0 ppb (1) 63.0 ppb (48) N/A N/A 18.1 μg/m3 (63) 63.0
 
March 19, 2019, 10 p.m. N/A N/A N/A 11.0 ppb (10) N/A 1.0 ppb (1) 60.0 ppb (46) N/A N/A 15.6 μg/m3 (58) 58.0
 
March 19, 2019, 9 p.m. N/A N/A N/A 11.0 ppb (10) N/A 1.0 ppb (1) 57.0 ppb (44) N/A N/A 13.9 μg/m3 (54) 54.0
 
March 19, 2019, 8 p.m. N/A N/A N/A 12.0 ppb (11) N/A 1.0 ppb (1) 52.0 ppb (40) N/A N/A 12.6 μg/m3 (51) 51.0
 
March 19, 2019, 7 p.m. N/A N/A N/A 12.0 ppb (11) N/A 3.0 ppb (4) 48.0 ppb (37) N/A N/A 13.9 μg/m3 (54) 54.0
 
March 19, 2019, 6 p.m. N/A N/A N/A 15.0 ppb (14) N/A 2.0 ppb (3) 44.0 ppb (34) N/A N/A 12.6 μg/m3 (51) 51.0
 
March 19, 2019, 5 p.m. N/A N/A N/A 19.0 ppb (18) N/A 2.0 ppb (3) 38.0 ppb (29) N/A N/A 13.2 μg/m3 (53) 53.0
 
March 19, 2019, 4 p.m. N/A N/A N/A 21.0 ppb (19) N/A 2.0 ppb (3) 36.0 ppb (28) N/A N/A 12.2 μg/m3 (50) 50.0
 
March 19, 2019, 3 p.m. N/A N/A N/A 23.0 ppb (21) N/A 3.0 ppb (4) 33.0 ppb (25) N/A N/A 9.6 μg/m3 (40) 40.0
 
March 19, 2019, 2 p.m. N/A N/A N/A 26.0 ppb (24) N/A 2.0 ppb (3) 29.0 ppb (22) N/A N/A 8.6 μg/m3 (36) 36.0
 
March 19, 2019, 1 p.m. N/A N/A N/A 25.0 ppb (23) N/A 2.0 ppb (3) 29.0 ppb (22) N/A N/A 8.2 μg/m3 (34) 34.0
 
March 19, 2019, noon N/A N/A N/A 20.0 ppb (19) N/A 2.0 ppb (3) 34.0 ppb (26) N/A N/A 8.1 μg/m3 (34) 34.0
 
March 19, 2019, 11 a.m. N/A N/A N/A 21.0 ppb (19) N/A 2.0 ppb (3) 34.0 ppb (26) N/A N/A 7.7 μg/m3 (32) 32.0
 
March 19, 2019, 10 a.m. N/A N/A N/A 18.0 ppb (17) N/A 3.0 ppb (4) 38.0 ppb (29) N/A N/A 7.0 μg/m3 (29) 29.0
 
March 19, 2019, 9 a.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 40.0 ppb (31) N/A N/A 6.5 μg/m3 (27) 31.0
 
March 19, 2019, 8 a.m. N/A N/A N/A 14.0 ppb (13) N/A 4.0 ppb (6) N/A N/A N/A 6.3 μg/m3 (26) 26.0
 
March 19, 2019, 7 a.m. N/A N/A N/A 13.0 ppb (12) N/A N/A 45.0 ppb (35) N/A N/A 7.0 μg/m3 (29) 35.0
 
March 19, 2019, 6 a.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (1) 54.0 ppb (42) N/A N/A 6.6 μg/m3 (28) 42.0
 
March 19, 2019, 5 a.m. N/A N/A N/A 7.0 ppb (6) N/A 3.0 ppb (4) 50.0 ppb (38) N/A N/A 6.2 μg/m3 (26) 38.0
 
March 19, 2019, 4 a.m. N/A N/A N/A 9.0 ppb (8) N/A 2.0 ppb (3) 48.0 ppb (37) N/A N/A 6.8 μg/m3 (28) 37.0
 
March 19, 2019, 3 a.m. N/A N/A N/A 11.0 ppb (10) N/A 1.0 ppb (1) 46.0 ppb (35) N/A N/A 8.1 μg/m3 (34) 35.0
 
March 19, 2019, 2 a.m. N/A N/A N/A 9.0 ppb (8) N/A 0.0 ppb (0) 49.0 ppb (38) N/A N/A 7.7 μg/m3 (32) 38.0
 
March 19, 2019, 1 a.m. N/A N/A N/A 9.0 ppb (8) N/A 0.0 ppb (0) 53.0 ppb (41) N/A N/A 8.5 μg/m3 (35) 41.0
 
March 19, 2019, midnight N/A N/A N/A 9.0 ppb (8) N/A 1.0 ppb (1) 53.0 ppb (41) N/A N/A 10.8 μg/m3 (45) 45.0
 
March 18, 2019, 11 p.m. N/A N/A N/A 10.0 ppb (9) N/A 2.0 ppb (3) 53.0 ppb (41) N/A N/A 12.0 μg/m3 (50) 50.0
 
March 18, 2019, 10 p.m. N/A N/A N/A 12.0 ppb (11) N/A 1.0 ppb (1) 51.0 ppb (39) N/A N/A 10.4 μg/m3 (43) 43.0
 
March 18, 2019, 9 p.m. N/A N/A N/A 7.0 ppb (6) N/A 1.0 ppb (1) 55.0 ppb (42) N/A N/A 10.2 μg/m3 (42) 42.0
 
March 18, 2019, 8 p.m. N/A N/A N/A 7.0 ppb (6) N/A 2.0 ppb (3) 52.0 ppb (40) N/A N/A 10.5 μg/m3 (44) 44.0
 
March 18, 2019, 7 p.m. N/A N/A N/A 8.0 ppb (7) N/A 2.0 ppb (3) 49.0 ppb (38) N/A N/A 10.4 μg/m3 (43) 43.0
 
March 18, 2019, 6 p.m. N/A N/A N/A 9.0 ppb (8) N/A 2.0 ppb (3) 46.0 ppb (35) N/A N/A 9.7 μg/m3 (40) 40.0
 
March 18, 2019, 5 p.m. N/A N/A N/A 8.0 ppb (7) N/A 1.0 ppb (1) 46.0 ppb (35) N/A N/A 8.6 μg/m3 (36) 36.0
 
March 18, 2019, 4 p.m. N/A N/A N/A 7.0 ppb (6) N/A 1.0 ppb (1) 46.0 ppb (35) N/A N/A 6.9 μg/m3 (29) 35.0
 
March 18, 2019, 3 p.m. N/A N/A N/A 8.0 ppb (7) N/A 2.0 ppb (3) 44.0 ppb (34) N/A N/A 6.5 μg/m3 (27) 34.0
 
March 18, 2019, 2 p.m. N/A N/A N/A 8.0 ppb (7) N/A 2.0 ppb (3) 44.0 ppb (34) N/A N/A 6.4 μg/m3 (27) 34.0
 
March 18, 2019, 1 p.m. N/A N/A N/A 8.0 ppb (7) N/A 2.0 ppb (3) 44.0 ppb (34) N/A N/A 5.6 μg/m3 (23) 34.0
 
March 18, 2019, noon N/A N/A N/A 9.0 ppb (8) N/A 3.0 ppb (4) 45.0 ppb (35) N/A N/A 6.1 μg/m3 (25) 35.0
 
March 18, 2019, 11 a.m. N/A N/A N/A 8.0 ppb (7) N/A 4.0 ppb (6) 46.0 ppb (35) N/A N/A 6.8 μg/m3 (28) 35.0
 
March 18, 2019, 10 a.m. N/A N/A N/A 8.0 ppb (7) N/A 2.0 ppb (3) 46.0 ppb (35) N/A N/A 5.9 μg/m3 (25) 35.0
 
March 18, 2019, 9 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 45.0 ppb (35) N/A N/A 5.7 μg/m3 (24) 35.0
 
March 18, 2019, 8 a.m. N/A N/A N/A 10.0 ppb (9) N/A 2.0 ppb (3) N/A N/A N/A 5.5 μg/m3 (23) 23.0
 
March 18, 2019, 7 a.m. N/A N/A N/A 8.0 ppb (7) N/A N/A 46.0 ppb (35) N/A N/A 5.1 μg/m3 (21) 35.0
 
March 18, 2019, 6 a.m. N/A N/A N/A 10.0 ppb (9) N/A 2.0 ppb (3) 43.0 ppb (33) N/A N/A 6.0 μg/m3 (25) 33.0
 
March 18, 2019, 5 a.m. N/A N/A N/A 11.0 ppb (10) N/A 2.0 ppb (3) 43.0 ppb (33) N/A N/A 6.8 μg/m3 (28) 33.0
 
March 18, 2019, 4 a.m. N/A N/A N/A 10.0 ppb (9) N/A 1.0 ppb (1) 44.0 ppb (34) N/A N/A 6.5 μg/m3 (27) 34.0
 
March 18, 2019, 3 a.m. N/A N/A N/A 10.0 ppb (9) N/A 0.0 ppb (0) 46.0 ppb (35) N/A N/A 6.7 μg/m3 (28) 35.0
 
March 18, 2019, 2 a.m. N/A N/A N/A 10.0 ppb (9) N/A 1.0 ppb (1) 46.0 ppb (35) N/A N/A 9.5 μg/m3 (40) 40.0
 
March 18, 2019, 1 a.m. N/A N/A N/A 11.0 ppb (10) N/A 1.0 ppb (1) 47.0 ppb (36) N/A N/A 9.7 μg/m3 (40) 40.0
 
March 18, 2019, midnight N/A N/A N/A 8.0 ppb (7) N/A 1.0 ppb (1) 53.0 ppb (41) N/A N/A 13.4 μg/m3 (53) 53.0
 
March 17, 2019, 11 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (1) 56.0 ppb (43) N/A N/A 9.3 μg/m3 (39) 43.0
 
March 17, 2019, 10 p.m. N/A N/A N/A 4.0 ppb (4) N/A 3.0 ppb (4) 58.0 ppb (45) N/A N/A 4.9 μg/m3 (20) 45.0
 
March 17, 2019, 9 p.m. N/A N/A N/A 5.0 ppb (5) N/A 3.0 ppb (4) 57.0 ppb (44) N/A N/A 4.5 μg/m3 (19) 44.0
 
March 17, 2019, 8 p.m. N/A N/A N/A 4.0 ppb (4) N/A 2.0 ppb (3) 56.0 ppb (43) N/A N/A 5.2 μg/m3 (22) 43.0
 
March 17, 2019, 7 p.m. N/A N/A N/A 8.0 ppb (7) N/A 2.0 ppb (3) 49.0 ppb (38) N/A N/A 9.9 μg/m3 (41) 41.0
 
March 17, 2019, 6 p.m. N/A N/A N/A 12.0 ppb (11) N/A 1.0 ppb (1) 43.0 ppb (33) N/A N/A 12.9 μg/m3 (52) 52.0
 
March 17, 2019, 5 p.m. N/A N/A N/A 17.0 ppb (16) N/A 2.0 ppb (3) 39.0 ppb (30) N/A N/A 15.5 μg/m3 (57) 57.0
 
March 17, 2019, 4 p.m. N/A N/A N/A 14.0 ppb (13) N/A 3.0 ppb (4) 40.0 ppb (31) N/A N/A 10.8 μg/m3 (45) 45.0
 
March 17, 2019, 3 p.m. N/A N/A N/A 10.0 ppb (9) N/A 2.0 ppb (3) 43.0 ppb (33) N/A N/A 8.1 μg/m3 (34) 34.0
 
March 17, 2019, 2 p.m. N/A N/A N/A 11.0 ppb (10) N/A 3.0 ppb (4) 41.0 ppb (32) N/A N/A 8.5 μg/m3 (35) 35.0
 
March 17, 2019, 1 p.m. N/A N/A N/A 8.0 ppb (7) N/A 4.0 ppb (6) 44.0 ppb (34) N/A N/A 8.5 μg/m3 (35) 35.0
 
March 17, 2019, noon N/A N/A N/A 6.0 ppb (6) N/A 3.0 ppb (4) 47.0 ppb (36) N/A N/A 7.4 μg/m3 (31) 36.0
 
March 17, 2019, 11 a.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (1) 50.0 ppb (38) N/A N/A 5.8 μg/m3 (24) 38.0
 
March 17, 2019, 10 a.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (1) 51.0 ppb (39) N/A N/A 4.6 μg/m3 (19) 39.0
 
March 17, 2019, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 53.0 ppb (41) N/A N/A 4.3 μg/m3 (18) 41.0
 
March 17, 2019, 8 a.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) N/A N/A N/A 4.4 μg/m3 (18) 18.0
 
March 17, 2019, 7 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 52.0 ppb (40) N/A N/A 5.4 μg/m3 (23) 40.0
 
March 17, 2019, 6 a.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 51.0 ppb (39) N/A N/A 4.8 μg/m3 (20) 39.0
 
March 17, 2019, 5 a.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (1) 51.0 ppb (39) N/A N/A 6.0 μg/m3 (25) 39.0
 
March 17, 2019, 4 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 53.0 ppb (41) N/A N/A 5.0 μg/m3 (21) 41.0
 
March 17, 2019, 3 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 53.0 ppb (41) N/A N/A 8.6 μg/m3 (36) 41.0
 
March 17, 2019, 2 a.m. N/A N/A N/A 10.0 ppb (9) N/A 1.0 ppb (1) 56.0 ppb (43) N/A N/A 9.2 μg/m3 (38) 43.0
 
March 17, 2019, 1 a.m. N/A N/A N/A 9.0 ppb (8) N/A 1.0 ppb (1) 55.0 ppb (42) N/A N/A 9.9 μg/m3 (41) 42.0
 
March 17, 2019, midnight N/A N/A N/A 6.0 ppb (6) N/A 3.0 ppb (4) 56.0 ppb (43) N/A N/A 9.5 μg/m3 (40) 43.0
 
March 16, 2019, 11 p.m. N/A N/A N/A 6.0 ppb (6) N/A 2.0 ppb (3) 57.0 ppb (44) N/A N/A 10.3 μg/m3 (43) 44.0
 
March 16, 2019, 10 p.m. N/A N/A N/A 6.0 ppb (6) N/A 3.0 ppb (4) 56.0 ppb (43) N/A N/A 8.0 μg/m3 (33) 43.0
 
March 16, 2019, 9 p.m. N/A N/A N/A 5.0 ppb (5) N/A 3.0 ppb (4) 55.0 ppb (42) N/A N/A 7.9 μg/m3 (33) 42.0
 
March 16, 2019, 8 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (1) 55.0 ppb (42) N/A N/A 7.3 μg/m3 (30) 42.0
 
March 16, 2019, 7 p.m. N/A N/A N/A 10.0 ppb (9) N/A 2.0 ppb (3) 55.0 ppb (42) N/A N/A 7.8 μg/m3 (32) 42.0
 
March 16, 2019, 6 p.m. N/A N/A N/A 10.0 ppb (9) N/A 2.0 ppb (3) 48.0 ppb (37) N/A N/A 7.7 μg/m3 (32) 37.0
 
March 16, 2019, 5 p.m. N/A N/A N/A 11.0 ppb (10) N/A 2.0 ppb (3) 44.0 ppb (34) N/A N/A 8.0 μg/m3 (33) 34.0
 
March 16, 2019, 4 p.m. N/A N/A N/A 13.0 ppb (12) N/A 2.0 ppb (3) 38.0 ppb (29) N/A N/A 10.2 μg/m3 (42) 42.0
 
March 16, 2019, 3 p.m. N/A N/A N/A 19.0 ppb (18) N/A 2.0 ppb (3) 31.0 ppb (24) N/A N/A 9.7 μg/m3 (40) 40.0
 
March 16, 2019, 2 p.m. N/A N/A N/A 27.0 ppb (25) N/A 2.0 ppb (3) 22.0 ppb (17) N/A N/A 10.3 μg/m3 (43) 43.0
 
March 16, 2019, 1 p.m. N/A N/A N/A 30.0 ppb (28) N/A 1.0 ppb (1) 18.0 ppb (14) N/A N/A 11.5 μg/m3 (48) 48.0
 
March 16, 2019, noon N/A N/A N/A 31.0 ppb (29) N/A 1.0 ppb (1) 16.0 ppb (12) N/A N/A 11.3 μg/m3 (47) 47.0
 
March 16, 2019, 11 a.m. N/A N/A N/A 32.0 ppb (30) N/A 2.0 ppb (3) 16.0 ppb (12) N/A N/A 9.8 μg/m3 (41) 41.0
 
March 16, 2019, 10 a.m. N/A N/A N/A 30.0 ppb (28) N/A 1.0 ppb (1) 19.0 ppb (15) N/A N/A 9.4 μg/m3 (39) 39.0
 
March 16, 2019, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 22.0 ppb (17) N/A N/A 9.2 μg/m3 (38) 38.0
 
March 16, 2019, 8 a.m. N/A N/A N/A 20.0 ppb (19) N/A 0.0 ppb (0) N/A N/A N/A 8.2 μg/m3 (34) 34.0
 
March 16, 2019, 7 a.m. N/A N/A N/A 11.0 ppb (10) N/A N/A 39.0 ppb (30) N/A N/A 6.9 μg/m3 (29) 30.0
 
March 16, 2019, 6 a.m. N/A N/A N/A 17.0 ppb (16) N/A 1.0 ppb (1) 35.0 ppb (27) N/A N/A 5.8 μg/m3 (24) 27.0
 
March 16, 2019, 5 a.m. N/A N/A N/A 12.0 ppb (11) N/A 1.0 ppb (1) 39.0 ppb (30) N/A N/A 5.8 μg/m3 (24) 30.0
 
March 16, 2019, 4 a.m. N/A N/A N/A 10.0 ppb (9) N/A 1.0 ppb (1) 42.0 ppb (32) N/A N/A 7.6 μg/m3 (32) 32.0
 
March 16, 2019, 3 a.m. N/A N/A N/A 10.0 ppb (9) N/A 2.0 ppb (3) 43.0 ppb (33) N/A N/A 6.1 μg/m3 (25) 33.0
 
March 16, 2019, 2 a.m. N/A N/A N/A 9.0 ppb (8) N/A 1.0 ppb (1) N/A N/A N/A 6.9 μg/m3 (29) 29.0
 
March 16, 2019, 1 a.m. N/A N/A N/A 7.0 ppb (6) N/A 1.0 ppb (1) N/A N/A N/A 7.5 μg/m3 (31) 31.0
 
March 16, 2019, midnight N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) N/A N/A N/A 2.5 μg/m3 (10) 10.0
 
March 15, 2019, 11 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A N/A 2.3 μg/m3 (10) 10.0
 
March 15, 2019, 10 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A N/A 2.5 μg/m3 (10) 10.0
 
March 15, 2019, 9 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (1) N/A N/A N/A 2.7 μg/m3 (11) 11.0
 
March 15, 2019, 8 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (1) N/A N/A N/A 3.1 μg/m3 (13) 13.0
 
March 15, 2019, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (1) N/A N/A N/A 3.3 μg/m3 (14) 14.0
 
March 15, 2019, 6 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) N/A N/A N/A 3.8 μg/m3 (16) 16.0
 
March 15, 2019, 5 p.m. N/A N/A N/A 5.0 ppb (5) N/A 3.0 ppb (4) N/A N/A N/A 6.1 μg/m3 (25) 25.0
 
March 15, 2019, 4 p.m. N/A N/A N/A 7.0 ppb (6) N/A 2.0 ppb (3) 34.0 ppb (26) N/A N/A 6.2 μg/m3 (26) 26.0
 
March 15, 2019, 3 p.m. N/A N/A N/A 10.0 ppb (9) N/A 2.0 ppb (3) 32.0 ppb (25) N/A N/A 6.7 μg/m3 (28) 28.0
 
March 15, 2019, 2 p.m. N/A N/A N/A 10.0 ppb (9) N/A 1.0 ppb (1) 31.0 ppb (24) N/A N/A 8.2 μg/m3 (34) 34.0
 
March 15, 2019, 1 p.m. N/A N/A N/A 12.0 ppb (11) N/A 3.0 ppb (4) 28.0 ppb (22) N/A N/A 5.8 μg/m3 (24) 24.0
 
March 15, 2019, noon N/A N/A N/A 11.0 ppb (10) N/A 2.0 ppb (3) 27.0 ppb (21) N/A N/A 6.8 μg/m3 (28) 28.0
 
March 15, 2019, 11 a.m. N/A N/A N/A 15.0 ppb (14) N/A 3.0 ppb (4) 24.0 ppb (18) N/A N/A 9.7 μg/m3 (40) 40.0
 
March 15, 2019, 10 a.m. N/A N/A N/A 11.0 ppb (10) N/A 4.0 ppb (6) 28.0 ppb (22) N/A N/A 8.5 μg/m3 (35) 35.0