Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
16-04-2026 12:31:31
PM - 2.5 28.42 (µg/m3)
PM - 10 0 (µg/m3)
SO2 7.73 (µg/m3)
CO 1.20 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
16-04-2026 12:31:15
PM - 2.5 12.36 (µg/m3)
PM - 10 51.13 (µg/m3)
SO2 11.44 (µg/m3)
CO 6.35 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
16-04-2026 12:30:16
PM - 2.5 19.81 (µg/m3)
PM - 10 59.48 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 5.75 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
16-04-2026 12:31:15
PM - 2.5 25 (µg/m3)
PM - 10 50 (µg/m3)
SO2 4.8 (µg/m3)
CO 0.21 (mg/m3)
NO2 15.2 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
16-04-2026 12:30:34
PM - 2.5 2.27 (µg/m3)
PM - 10 (µg/m3)
SO2 5.43 (µg/m3)
CO ##### (mg/m3)
NO2 .24 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
16-04-2026 12:31:27
PM - 2.5 16 (µg/m3)
PM - 10 30 (µg/m3)
SO2 10.3 (µg/m3)
CO 0.69 (mg/m3)
NO2 17.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
16-04-2026 12:31:18
PM - 2.5 30 (µg/m3)
PM - 10 44 (µg/m3)
SO2 5.7 (µg/m3)
CO 0.27 (mg/m3)
NO2 23 (µg/m3)
Western Coalfields Limited
M/S Ghonsa Opencast Mine
16-04-2026 12:31:15
PM - 2.5 32.29 (µg/m3)
PM - 10 97.83 (µg/m3)
SO2 10.11 (µg/m3)
CO 0.36 (mg/m3)
NO2 2.64 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
16-04-2026 12:31:26
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
16-04-2026 12:30:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.96 (mg/m3)
NO2 198.59 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
16-04-2026 12:31:08
PM - 2.5 54.81 (µg/m3)
PM - 10 165.3 (µg/m3)
SO2 5.84 (µg/m3)
CO 0.50 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
16-04-2026 12:31:33
PM - 2.5 0 (µg/m3)
PM - 10 78.82 (µg/m3)
SO2 22.24 (µg/m3)
CO 1.55 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
16-04-2026 12:31:34
PM - 2.5 32.39 (µg/m3)
PM - 10 0 (µg/m3)
SO2 0 (µg/m3)
CO 0.17 (mg/m3)
NO2 1.75 (µg/m3)
Northern Coalfields Limited
NCL_CETI
16-04-2026 12:18:19
PM - 2.5 65.73 (µg/m3)
PM - 10 113.32 (µg/m3)
SO2 21.73 (µg/m3)
CO 3.18 (mg/m3)
NO2 22.56 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
16-04-2026 12:30:23
PM - 2.5 41.4 (µg/m3)
PM - 10 160.5 (µg/m3)
SO2 .25 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.41 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
16-04-2026 12:22:03
PM - 2.5 41.7 (µg/m3)
PM - 10 84.49 (µg/m3)
SO2 17.57 (µg/m3)
CO 0.50 (mg/m3)
NO2 8.66 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
16-04-2026 12:19:45
PM - 2.5 55.81 (µg/m3)
PM - 10 94.69 (µg/m3)
SO2 11.27 (µg/m3)
CO 0.57 (mg/m3)
NO2 5.36 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
16-04-2026 12:17:08
PM - 2.5 18.29 (µg/m3)
PM - 10 37.81 (µg/m3)
SO2 6.61 (µg/m3)
CO 0.21 (mg/m3)
NO2 13.43 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
16-04-2026 12:30:33
PM - 2.5 16.02 (µg/m3)
PM - 10 (µg/m3)
SO2 12.75 (µg/m3)
CO 0.19 (mg/m3)
NO2 348.92 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
16-04-2026 12:31:34
PM - 2.5 36.76 (µg/m3)
PM - 10 150.79 (µg/m3)
SO2 218.12 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
16-04-2026 12:31:31
PM - 2.5 28.42 (µg/m3)
PM - 10 0 (µg/m3)
SO2 7.73 (µg/m3)
CO 1.20 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
16-04-2026 12:31:15
PM - 2.5 12.36 (µg/m3)
PM - 10 51.13 (µg/m3)
SO2 11.44 (µg/m3)
CO 6.35 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
16-04-2026 12:30:16
PM - 2.5 19.81 (µg/m3)
PM - 10 59.48 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 5.75 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
16-04-2026 12:31:15
PM - 2.5 25 (µg/m3)
PM - 10 50 (µg/m3)
SO2 4.8 (µg/m3)
CO 0.21 (mg/m3)
NO2 15.2 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
16-04-2026 12:30:34
PM - 2.5 2.27 (µg/m3)
PM - 10 (µg/m3)
SO2 5.43 (µg/m3)
CO ##### (mg/m3)
NO2 .24 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
16-04-2026 12:31:27
PM - 2.5 16 (µg/m3)
PM - 10 30 (µg/m3)
SO2 10.3 (µg/m3)
CO 0.69 (mg/m3)
NO2 17.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
16-04-2026 12:31:18
PM - 2.5 30 (µg/m3)
PM - 10 44 (µg/m3)
SO2 5.7 (µg/m3)
CO 0.27 (mg/m3)
NO2 23 (µg/m3)
Western Coalfields Limited
M/S Ghonsa Opencast Mine
16-04-2026 12:31:15
PM - 2.5 32.29 (µg/m3)
PM - 10 97.83 (µg/m3)
SO2 10.11 (µg/m3)
CO 0.36 (mg/m3)
NO2 2.64 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
16-04-2026 12:31:26
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
16-04-2026 12:30:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.96 (mg/m3)
NO2 198.59 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
16-04-2026 12:31:08
PM - 2.5 54.81 (µg/m3)
PM - 10 165.3 (µg/m3)
SO2 5.84 (µg/m3)
CO 0.50 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
16-04-2026 12:31:33
PM - 2.5 0 (µg/m3)
PM - 10 78.82 (µg/m3)
SO2 22.24 (µg/m3)
CO 1.55 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
16-04-2026 12:31:34
PM - 2.5 32.39 (µg/m3)
PM - 10 0 (µg/m3)
SO2 0 (µg/m3)
CO 0.17 (mg/m3)
NO2 1.75 (µg/m3)
Northern Coalfields Limited
NCL_CETI
16-04-2026 12:18:19
PM - 2.5 65.73 (µg/m3)
PM - 10 113.32 (µg/m3)
SO2 21.73 (µg/m3)
CO 3.18 (mg/m3)
NO2 22.56 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
16-04-2026 12:30:23
PM - 2.5 41.4 (µg/m3)
PM - 10 160.5 (µg/m3)
SO2 .25 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.41 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
16-04-2026 12:22:03
PM - 2.5 41.7 (µg/m3)
PM - 10 84.49 (µg/m3)
SO2 17.57 (µg/m3)
CO 0.50 (mg/m3)
NO2 8.66 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
16-04-2026 12:19:45
PM - 2.5 55.81 (µg/m3)
PM - 10 94.69 (µg/m3)
SO2 11.27 (µg/m3)
CO 0.57 (mg/m3)
NO2 5.36 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
16-04-2026 12:17:08
PM - 2.5 18.29 (µg/m3)
PM - 10 37.81 (µg/m3)
SO2 6.61 (µg/m3)
CO 0.21 (mg/m3)
NO2 13.43 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
16-04-2026 12:30:33
PM - 2.5 16.02 (µg/m3)
PM - 10 (µg/m3)
SO2 12.75 (µg/m3)
CO 0.19 (mg/m3)
NO2 348.92 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
16-04-2026 12:31:34
PM - 2.5 36.76 (µg/m3)
PM - 10 150.79 (µg/m3)
SO2 218.12 (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)
16-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	60	98.97
16-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	64.96

1 - 2

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
16-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	212.77
16-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	147.85

1 - 2

CAAQMS Data

1 - 10 of 3,023

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	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	16-APR-2026 12:31	16-APR-2026 07:01	0.00	78.82	22.24	-	1.55	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	16-APR-2026 12:31	16-APR-2026 06:57	0.00	0.00	0.00	-	0.00	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	16-APR-2026 12:31	16-APR-2026 07:01	0.00	79.13	24.75	-	1.55	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	16-APR-2026 12:30	16-APR-2026 06:59	16.02	-	12.75	348.92	0.19	site_5592	Swan Environ
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	16-APR-2026 12:30	16-APR-2026 07:00	0.00	79.41	23.82	-	1.53	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	16-APR-2026 12:29	16-APR-2026 06:59	0.00	79.73	24.31	-	1.57	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	16-APR-2026 12:29	16-APR-2026 06:59	0.00	80.03	24.00	-	1.55	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	16-APR-2026 12:28	16-APR-2026 06:58	0.00	80.39	22.87	-	1.57	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	16-APR-2026 12:28	16-APR-2026 06:58	0.00	80.69	21.85	-	1.56	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	16-APR-2026 12:27	16-APR-2026 06:57	0.00	81.08	23.88	-	1.55	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 3,023

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