Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
19-04-2026 13:26:30
PM - 2.5 0 (µg/m3)
PM - 10 43.35 (µg/m3)
SO2 7.82 (µg/m3)
CO 1.36 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
19-04-2026 13:16:27
PM - 2.5 23.52 (µg/m3)
PM - 10 12.25 (µg/m3)
SO2 17.69 (µg/m3)
CO 0.52 (mg/m3)
NO2 1.88 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
19-04-2026 13:15:58
PM - 2.5 20.83 (µg/m3)
PM - 10 49.53 (µg/m3)
SO2 30.89 (µg/m3)
CO 0.18 (mg/m3)
NO2 17.66 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
19-04-2026 13:26:20
PM - 2.5 56.01 (µg/m3)
PM - 10 168.49 (µg/m3)
SO2 231.23 (µg/m3)
CO 0.98 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
19-04-2026 13:15:50
PM - 2.5 2.27 (µg/m3)
PM - 10 (µg/m3)
SO2 5.39 (µg/m3)
CO ##### (mg/m3)
NO2 .27 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
19-04-2026 13:26:15
PM - 2.5 20 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.6 (µg/m3)
CO 0.79 (mg/m3)
NO2 17.8 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 13:26:15
PM - 2.5 27 (µg/m3)
PM - 10 40 (µg/m3)
SO2 5.3 (µg/m3)
CO 0.30 (mg/m3)
NO2 24.7 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
19-04-2026 13:26:41
PM - 2.5 53.82 (µg/m3)
PM - 10 215.68 (µg/m3)
SO2 11.5 (µg/m3)
CO 3.06 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 13:26:23
PM - 2.5 30.57 (µg/m3)
PM - 10 22.35 (µg/m3)
SO2 20.23 (µg/m3)
CO 1.30 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
19-04-2026 13:15:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.94 (mg/m3)
NO2 90 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
19-04-2026 13:26:36
PM - 2.5 66.43 (µg/m3)
PM - 10 248.5 (µg/m3)
SO2 13.1 (µg/m3)
CO 0.51 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
19-04-2026 13:26:28
PM - 2.5 70.48 (µg/m3)
PM - 10 188.15 (µg/m3)
SO2 29.55 (µg/m3)
CO 1.96 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
19-04-2026 13:18:17
PM - 2.5 114.54 (µg/m3)
PM - 10 197.49 (µg/m3)
SO2 23.35 (µg/m3)
CO 3.01 (mg/m3)
NO2 33.7 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
19-04-2026 13:15:28
PM - 2.5 44.8 (µg/m3)
PM - 10 92.9 (µg/m3)
SO2 .61 (µg/m3)
CO 0.39 (mg/m3)
NO2 1.38 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
19-04-2026 13:22:04
PM - 2.5 45 (µg/m3)
PM - 10 87.68 (µg/m3)
SO2 18.76 (µg/m3)
CO 0.52 (mg/m3)
NO2 9.11 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
19-04-2026 13:19:03
PM - 2.5 47.36 (µg/m3)
PM - 10 81.73 (µg/m3)
SO2 8.99 (µg/m3)
CO 0.20 (mg/m3)
NO2 2.32 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
19-04-2026 13:26:29
PM - 2.5 42 (µg/m3)
PM - 10 73 (µg/m3)
SO2 8.9 (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 13:15:17
PM - 2.5 16.3 (µg/m3)
PM - 10 (µg/m3)
SO2 13.18 (µg/m3)
CO 0.21 (mg/m3)
NO2 180 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
19-04-2026 13:26:25
PM - 2.5 59.35 (µg/m3)
PM - 10 85.28 (µg/m3)
SO2 52.96 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
19-04-2026 13:26:30
PM - 2.5 0 (µg/m3)
PM - 10 43.35 (µg/m3)
SO2 7.82 (µg/m3)
CO 1.36 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
19-04-2026 13:16:27
PM - 2.5 23.52 (µg/m3)
PM - 10 12.25 (µg/m3)
SO2 17.69 (µg/m3)
CO 0.52 (mg/m3)
NO2 1.88 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
19-04-2026 13:15:58
PM - 2.5 20.83 (µg/m3)
PM - 10 49.53 (µg/m3)
SO2 30.89 (µg/m3)
CO 0.18 (mg/m3)
NO2 17.66 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
19-04-2026 13:26:20
PM - 2.5 56.01 (µg/m3)
PM - 10 168.49 (µg/m3)
SO2 231.23 (µg/m3)
CO 0.98 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
19-04-2026 13:15:50
PM - 2.5 2.27 (µg/m3)
PM - 10 (µg/m3)
SO2 5.39 (µg/m3)
CO ##### (mg/m3)
NO2 .27 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
19-04-2026 13:26:15
PM - 2.5 20 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.6 (µg/m3)
CO 0.79 (mg/m3)
NO2 17.8 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 13:26:15
PM - 2.5 27 (µg/m3)
PM - 10 40 (µg/m3)
SO2 5.3 (µg/m3)
CO 0.30 (mg/m3)
NO2 24.7 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
19-04-2026 13:26:41
PM - 2.5 53.82 (µg/m3)
PM - 10 215.68 (µg/m3)
SO2 11.5 (µg/m3)
CO 3.06 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 13:26:23
PM - 2.5 30.57 (µg/m3)
PM - 10 22.35 (µg/m3)
SO2 20.23 (µg/m3)
CO 1.30 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
19-04-2026 13:15:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.94 (mg/m3)
NO2 90 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
19-04-2026 13:26:36
PM - 2.5 66.43 (µg/m3)
PM - 10 248.5 (µg/m3)
SO2 13.1 (µg/m3)
CO 0.51 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
19-04-2026 13:26:28
PM - 2.5 70.48 (µg/m3)
PM - 10 188.15 (µg/m3)
SO2 29.55 (µg/m3)
CO 1.96 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
19-04-2026 13:18:17
PM - 2.5 114.54 (µg/m3)
PM - 10 197.49 (µg/m3)
SO2 23.35 (µg/m3)
CO 3.01 (mg/m3)
NO2 33.7 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
19-04-2026 13:15:28
PM - 2.5 44.8 (µg/m3)
PM - 10 92.9 (µg/m3)
SO2 .61 (µg/m3)
CO 0.39 (mg/m3)
NO2 1.38 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
19-04-2026 13:22:04
PM - 2.5 45 (µg/m3)
PM - 10 87.68 (µg/m3)
SO2 18.76 (µg/m3)
CO 0.52 (mg/m3)
NO2 9.11 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
19-04-2026 13:19:03
PM - 2.5 47.36 (µg/m3)
PM - 10 81.73 (µg/m3)
SO2 8.99 (µg/m3)
CO 0.20 (mg/m3)
NO2 2.32 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
19-04-2026 13:26:29
PM - 2.5 42 (µg/m3)
PM - 10 73 (µg/m3)
SO2 8.9 (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 13:15:17
PM - 2.5 16.3 (µg/m3)
PM - 10 (µg/m3)
SO2 13.18 (µg/m3)
CO 0.21 (mg/m3)
NO2 180 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
19-04-2026 13:26:25
PM - 2.5 59.35 (µg/m3)
PM - 10 85.28 (µg/m3)
SO2 52.96 (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	67.68
19-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	60	65.33
19-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	94.16
19-APR-2026	South Eastern Coalfields Limited	SECL_KUSMUNDA	60	2,147,483.75

1 - 4

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	191.10
19-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	129.72
19-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	233.66

1 - 3

CAAQMS Data

1 - 10 of 4,910

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 13:26	19-APR-2026 07:55	53.82	215.68	11.50	-	3.06	site_3509	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 13:26	19-APR-2026 07:56	70.48	188.15	29.55	-	1.96	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 13:26	19-APR-2026 07:52	30.57	22.35	20.23	-	1.30	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 13:26	19-APR-2026 07:54	53.59	216.72	12.13	-	3.07	site_3509	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 13:25	19-APR-2026 07:55	70.48	187.67	28.32	-	2.00	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 13:25	19-APR-2026 07:52	30.44	22.61	20.01	-	1.31	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 13:25	19-APR-2026 07:54	53.58	217.68	12.32	-	3.05	site_3509	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 13:25	19-APR-2026 07:55	70.48	187.38	29.40	-	2.02	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 13:25	19-APR-2026 07:51	30.27	22.87	20.17	-	1.31	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 13:25	19-APR-2026 07:53	53.84	218.50	12.48	-	3.04	site_3509	Thermo Fisher Scientific India Private Limited

1 - 10 of 4,910

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