Subsidiary wise

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 09:00:22
PM - 2.5 50.08 (µg/m3)
PM - 10 90.09 (µg/m3)
SO2 0 (µg/m3)
CO 0.61 (mg/m3)
NO2 14.79 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 09:05:14
PM - 2.5 76 (µg/m3)
PM - 10 156 (µg/m3)
SO2 4.9 (µg/m3)
CO 5.13 (mg/m3)
NO2 19 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 09:05:44
PM - 2.5 81.72 (µg/m3)
PM - 10 266.09 (µg/m3)
SO2 10.7 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 09:00:05
PM - 2.5 2.29 (µg/m3)
PM - 10 (µg/m3)
SO2 5.43 (µg/m3)
CO ##### (mg/m3)
NO2 .63 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
12-04-2026 09:05:53
PM - 2.5 13 (µg/m3)
PM - 10 22 (µg/m3)
SO2 6.7 (µg/m3)
CO 0.03 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
12-04-2026 09:05:53
PM - 2.5 9 (µg/m3)
PM - 10 18 (µg/m3)
SO2 9.5 (µg/m3)
CO 1.61 (mg/m3)
NO2 17.4 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 09:05:40
PM - 2.5 33 (µg/m3)
PM - 10 51 (µg/m3)
SO2 7.2 (µg/m3)
CO 0.62 (mg/m3)
NO2 20.8 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 09:05:41
PM - 2.5 27.19 (µg/m3)
PM - 10 67.53 (µg/m3)
SO2 19.55 (µg/m3)
CO 0.67 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 09:00:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.51 (mg/m3)
NO2 74.88 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 09:05:34
PM - 2.5 53.19 (µg/m3)
PM - 10 150.2 (µg/m3)
SO2 37.95 (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
12-04-2026 09:05:48
PM - 2.5 53.5 (µg/m3)
PM - 10 144.7 (µg/m3)
SO2 22.6 (µg/m3)
CO 2.19 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 09:03:14
PM - 2.5 222.59 (µg/m3)
PM - 10 383.77 (µg/m3)
SO2 29.68 (µg/m3)
CO 4.44 (mg/m3)
NO2 21.9 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 09:00:13
PM - 2.5 181.3 (µg/m3)
PM - 10 1000 (µg/m3)
SO2 .89 (µg/m3)
CO 1.46 (mg/m3)
NO2 3.43 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 08:52:21
PM - 2.5 59.6 (µg/m3)
PM - 10 103.64 (µg/m3)
SO2 13.69 (µg/m3)
CO 0.48 (mg/m3)
NO2 9.21 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 09:04:20
PM - 2.5 52.85 (µg/m3)
PM - 10 90.15 (µg/m3)
SO2 10.47 (µg/m3)
CO 0.44 (mg/m3)
NO2 4.29 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 09:02:31
PM - 2.5 0 (µg/m3)
PM - 10 50.84 (µg/m3)
SO2 6.72 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.57 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 09:05:26
PM - 2.5 36 (µg/m3)
PM - 10 64 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.72 (mg/m3)
NO2 3.7 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 09:00:04
PM - 2.5 15.28 (µg/m3)
PM - 10 (µg/m3)
SO2 12.36 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 09:05:39
PM - 2.5 41.25 (µg/m3)
PM - 10 55.5 (µg/m3)
SO2 16.53 (µg/m3)
CO ##### (mg/m3)
NO2 20.66 (µg/m3)

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 09:00:22
PM - 2.5 50.08 (µg/m3)
PM - 10 90.09 (µg/m3)
SO2 0 (µg/m3)
CO 0.61 (mg/m3)
NO2 14.79 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 09:05:14
PM - 2.5 76 (µg/m3)
PM - 10 156 (µg/m3)
SO2 4.9 (µg/m3)
CO 5.13 (mg/m3)
NO2 19 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 09:05:44
PM - 2.5 81.72 (µg/m3)
PM - 10 266.09 (µg/m3)
SO2 10.7 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 09:00:05
PM - 2.5 2.29 (µg/m3)
PM - 10 (µg/m3)
SO2 5.43 (µg/m3)
CO ##### (mg/m3)
NO2 .63 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
12-04-2026 09:05:53
PM - 2.5 13 (µg/m3)
PM - 10 22 (µg/m3)
SO2 6.7 (µg/m3)
CO 0.03 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
12-04-2026 09:05:53
PM - 2.5 9 (µg/m3)
PM - 10 18 (µg/m3)
SO2 9.5 (µg/m3)
CO 1.61 (mg/m3)
NO2 17.4 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 09:05:40
PM - 2.5 33 (µg/m3)
PM - 10 51 (µg/m3)
SO2 7.2 (µg/m3)
CO 0.62 (mg/m3)
NO2 20.8 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 09:05:41
PM - 2.5 27.19 (µg/m3)
PM - 10 67.53 (µg/m3)
SO2 19.55 (µg/m3)
CO 0.67 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 09:00:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.51 (mg/m3)
NO2 74.88 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 09:05:34
PM - 2.5 53.19 (µg/m3)
PM - 10 150.2 (µg/m3)
SO2 37.95 (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
12-04-2026 09:05:48
PM - 2.5 53.5 (µg/m3)
PM - 10 144.7 (µg/m3)
SO2 22.6 (µg/m3)
CO 2.19 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 09:03:14
PM - 2.5 222.59 (µg/m3)
PM - 10 383.77 (µg/m3)
SO2 29.68 (µg/m3)
CO 4.44 (mg/m3)
NO2 21.9 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 09:00:13
PM - 2.5 181.3 (µg/m3)
PM - 10 1000 (µg/m3)
SO2 .89 (µg/m3)
CO 1.46 (mg/m3)
NO2 3.43 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 08:52:21
PM - 2.5 59.6 (µg/m3)
PM - 10 103.64 (µg/m3)
SO2 13.69 (µg/m3)
CO 0.48 (mg/m3)
NO2 9.21 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 09:04:20
PM - 2.5 52.85 (µg/m3)
PM - 10 90.15 (µg/m3)
SO2 10.47 (µg/m3)
CO 0.44 (mg/m3)
NO2 4.29 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 09:02:31
PM - 2.5 0 (µg/m3)
PM - 10 50.84 (µg/m3)
SO2 6.72 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.57 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 09:05:26
PM - 2.5 36 (µg/m3)
PM - 10 64 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.72 (mg/m3)
NO2 3.7 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 09:00:04
PM - 2.5 15.28 (µg/m3)
PM - 10 (µg/m3)
SO2 12.36 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 09:05:39
PM - 2.5 41.25 (µg/m3)
PM - 10 55.5 (µg/m3)
SO2 16.53 (µg/m3)
CO ##### (mg/m3)
NO2 20.66 (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)
12-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	112.43

1 - 1

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
12-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	114.35
12-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	232.09

1 - 2

CAAQMS Data

1 - 10 of 2,297

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	12-APR-2026 09:05	12-APR-2026 03:35	53.50	144.70	22.60	-	2.19	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 09:05	12-APR-2026 03:32	27.19	67.53	19.55	-	0.67	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 09:05	12-APR-2026 03:31	27.48	68.24	19.54	-	0.68	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	12-APR-2026 09:05	12-APR-2026 03:35	53.71	145.71	25.67	-	2.18	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	12-APR-2026 09:04	12-APR-2026 03:34	53.83	146.78	24.14	-	2.17	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 09:04	12-APR-2026 03:31	27.73	68.99	19.96	-	0.68	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	12-APR-2026 09:04	12-APR-2026 09:00	52.85	90.15	10.47	4.29	0.44	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 09:04	12-APR-2026 03:30	27.98	69.75	20.23	-	0.69	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	12-APR-2026 09:04	12-APR-2026 03:34	53.91	148.00	24.67	-	2.17	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 09:03	12-APR-2026 03:30	28.22	70.47	20.10	-	0.69	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 2,297

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