Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
19-04-2026 11:31:27
PM - 2.5 34.99 (µg/m3)
PM - 10 12.25 (µg/m3)
SO2 30.6 (µg/m3)
CO 0.52 (mg/m3)
NO2 2.15 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
19-04-2026 11:30:41
PM - 2.5 37.21 (µg/m3)
PM - 10 79.68 (µg/m3)
SO2 27.74 (µg/m3)
CO 0.21 (mg/m3)
NO2 35.33 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
19-04-2026 11:44:18
PM - 2.5 45.72 (µg/m3)
PM - 10 140.42 (µg/m3)
SO2 230.69 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
19-04-2026 11:30:07
PM - 2.5 183.62 (µg/m3)
PM - 10 (µg/m3)
SO2 .51 (µg/m3)
CO ##### (mg/m3)
NO2 983.34 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
19-04-2026 11:44:14
PM - 2.5 26 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.5 (µg/m3)
CO 0.88 (mg/m3)
NO2 17.9 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 11:44:13
PM - 2.5 26 (µg/m3)
PM - 10 40 (µg/m3)
SO2 5.2 (µg/m3)
CO 0.31 (mg/m3)
NO2 24.3 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
19-04-2026 11:44:39
PM - 2.5 51.44 (µg/m3)
PM - 10 176 (µg/m3)
SO2 9.19 (µg/m3)
CO 3.02 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 11:44:25
PM - 2.5 49.54 (µg/m3)
PM - 10 70.4 (µg/m3)
SO2 23.07 (µg/m3)
CO 1.75 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
19-04-2026 11:44:33
PM - 2.5 138.45 (µg/m3)
PM - 10 122.86 (µg/m3)
SO2 23.02 (µg/m3)
CO 1.99 (mg/m3)
NO2 .71 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
19-04-2026 11:30:51
PM - 2.5 .05 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
19-04-2026 11:44:37
PM - 2.5 70.2 (µg/m3)
PM - 10 184.8 (µg/m3)
SO2 20.53 (µg/m3)
CO 0.53 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
19-04-2026 11:44:17
PM - 2.5 79.68 (µg/m3)
PM - 10 172.35 (µg/m3)
SO2 30.06 (µg/m3)
CO 2.06 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
19-04-2026 11:33:17
PM - 2.5 159.96 (µg/m3)
PM - 10 275.79 (µg/m3)
SO2 49.12 (µg/m3)
CO 3.85 (mg/m3)
NO2 33.67 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
19-04-2026 11:37:04
PM - 2.5 39.2 (µg/m3)
PM - 10 70.85 (µg/m3)
SO2 18.05 (µg/m3)
CO 0.41 (mg/m3)
NO2 7.39 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
19-04-2026 11:34:03
PM - 2.5 48.56 (µg/m3)
PM - 10 83.57 (µg/m3)
SO2 9.31 (µg/m3)
CO 0.25 (mg/m3)
NO2 2.75 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
19-04-2026 11:31:21
PM - 2.5 (µg/m3)
PM - 10 55.26 (µg/m3)
SO2 34.47 (µg/m3)
CO 0.48 (mg/m3)
NO2 22.58 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
19-04-2026 11:44:24
PM - 2.5 41 (µg/m3)
PM - 10 71 (µg/m3)
SO2 8.7 (µg/m3)
CO 0.37 (mg/m3)
NO2 11.1 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
19-04-2026 11:30:30
PM - 2.5 15.68 (µg/m3)
PM - 10 (µg/m3)
SO2 13 (µg/m3)
CO 0.38 (mg/m3)
NO2 262.41 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
19-04-2026 11:44:23
PM - 2.5 30.37 (µg/m3)
PM - 10 164.15 (µg/m3)
SO2 72.7 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
19-04-2026 11:31:27
PM - 2.5 34.99 (µg/m3)
PM - 10 12.25 (µg/m3)
SO2 30.6 (µg/m3)
CO 0.52 (mg/m3)
NO2 2.15 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
19-04-2026 11:30:41
PM - 2.5 37.21 (µg/m3)
PM - 10 79.68 (µg/m3)
SO2 27.74 (µg/m3)
CO 0.21 (mg/m3)
NO2 35.33 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
19-04-2026 11:44:18
PM - 2.5 45.72 (µg/m3)
PM - 10 140.42 (µg/m3)
SO2 230.69 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
19-04-2026 11:30:07
PM - 2.5 183.62 (µg/m3)
PM - 10 (µg/m3)
SO2 .51 (µg/m3)
CO ##### (mg/m3)
NO2 983.34 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
19-04-2026 11:44:14
PM - 2.5 26 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.5 (µg/m3)
CO 0.88 (mg/m3)
NO2 17.9 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 11:44:13
PM - 2.5 26 (µg/m3)
PM - 10 40 (µg/m3)
SO2 5.2 (µg/m3)
CO 0.31 (mg/m3)
NO2 24.3 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
19-04-2026 11:44:39
PM - 2.5 51.44 (µg/m3)
PM - 10 176 (µg/m3)
SO2 9.19 (µg/m3)
CO 3.02 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 11:44:25
PM - 2.5 49.54 (µg/m3)
PM - 10 70.4 (µg/m3)
SO2 23.07 (µg/m3)
CO 1.75 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
19-04-2026 11:44:33
PM - 2.5 138.45 (µg/m3)
PM - 10 122.86 (µg/m3)
SO2 23.02 (µg/m3)
CO 1.99 (mg/m3)
NO2 .71 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
19-04-2026 11:30:51
PM - 2.5 .05 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
19-04-2026 11:44:37
PM - 2.5 70.2 (µg/m3)
PM - 10 184.8 (µg/m3)
SO2 20.53 (µg/m3)
CO 0.53 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
19-04-2026 11:44:17
PM - 2.5 79.68 (µg/m3)
PM - 10 172.35 (µg/m3)
SO2 30.06 (µg/m3)
CO 2.06 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
19-04-2026 11:33:17
PM - 2.5 159.96 (µg/m3)
PM - 10 275.79 (µg/m3)
SO2 49.12 (µg/m3)
CO 3.85 (mg/m3)
NO2 33.67 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
19-04-2026 11:37:04
PM - 2.5 39.2 (µg/m3)
PM - 10 70.85 (µg/m3)
SO2 18.05 (µg/m3)
CO 0.41 (mg/m3)
NO2 7.39 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
19-04-2026 11:34:03
PM - 2.5 48.56 (µg/m3)
PM - 10 83.57 (µg/m3)
SO2 9.31 (µg/m3)
CO 0.25 (mg/m3)
NO2 2.75 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
19-04-2026 11:31:21
PM - 2.5 (µg/m3)
PM - 10 55.26 (µg/m3)
SO2 34.47 (µg/m3)
CO 0.48 (mg/m3)
NO2 22.58 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
19-04-2026 11:44:24
PM - 2.5 41 (µg/m3)
PM - 10 71 (µg/m3)
SO2 8.7 (µg/m3)
CO 0.37 (mg/m3)
NO2 11.1 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
19-04-2026 11:30:30
PM - 2.5 15.68 (µg/m3)
PM - 10 (µg/m3)
SO2 13 (µg/m3)
CO 0.38 (mg/m3)
NO2 262.41 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
19-04-2026 11:44:23
PM - 2.5 30.37 (µg/m3)
PM - 10 164.15 (µg/m3)
SO2 72.7 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 2.5 (µg/m3)
19-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	60	69.12
19-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	60	70.53
19-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	96.28

1 - 3

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
19-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	100	192.17
19-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	142.68
19-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	240.52

1 - 3

CAAQMS Data

1 - 10 of 4,314

Company Name	Area Name	Mine Name	Creation datetime	Record time	PM - 2.5 (µg/m3)	PM - 10 (µg/m3)	SO2 (µg/m3)	NO2 (µg/m3)	CO (mg/m3)	Device ID	Created by
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 11:44	19-APR-2026 06:13	51.44	176.00	9.19	-	3.02	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 11:44	19-APR-2026 06:10	49.54	70.40	23.07	-	1.75	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	19-APR-2026 11:44	19-APR-2026 06:14	79.68	172.35	30.06	-	2.06	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 11:44	19-APR-2026 06:12	51.88	176.51	9.35	-	3.05	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 11:43	19-APR-2026 06:10	49.81	70.05	23.10	-	1.74	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	19-APR-2026 11:43	19-APR-2026 06:13	79.36	172.70	29.83	-	2.04	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 11:43	19-APR-2026 06:12	52.38	177.10	9.24	-	3.08	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 11:43	19-APR-2026 06:09	50.11	69.74	22.50	-	1.74	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	19-APR-2026 11:43	19-APR-2026 06:13	79.28	172.84	31.44	-	2.11	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 11:43	19-APR-2026 06:11	53.05	177.56	9.39	-	3.07	site_3509	Thermo Fisher Scientific India Private Limited

1 - 10 of 4,314

marquee

New

PM - 2.5 (µg/m3)

PM - 10 (µg/m3)

SO2 (µg/m3)

CO (mg/m3)

NO2 (µg/m3)

Permissible limit crossed for PM - 2.5 (µg/m3) in selected date range

Permissible limit crossed for PM - 10 (µg/m3) in selected date range

CAAQMS Data