Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
19-04-2026 22:44:05
PM - 2.5 48.65 (µg/m3)
PM - 10 159.36 (µg/m3)
SO2 25.48 (µg/m3)
CO 5.33 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
19-04-2026 22:30:40
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 38.32 (µg/m3)
CO 0.44 (mg/m3)
NO2 13.97 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
19-04-2026 22:43:42
PM - 2.5 32 (µg/m3)
PM - 10 64 (µg/m3)
SO2 4.8 (µg/m3)
CO 0.42 (mg/m3)
NO2 11.2 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
19-04-2026 22:43:59
PM - 2.5 80.59 (µg/m3)
PM - 10 202.24 (µg/m3)
SO2 15.13 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
19-04-2026 22:30:01
PM - 2.5 2.28 (µg/m3)
PM - 10 (µg/m3)
SO2 5.31 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
19-04-2026 22:43:37
PM - 2.5 17 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.8 (µg/m3)
CO 0.84 (mg/m3)
NO2 17.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 22:43:57
PM - 2.5 30 (µg/m3)
PM - 10 46 (µg/m3)
SO2 5.1 (µg/m3)
CO 0.33 (mg/m3)
NO2 25.5 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
19-04-2026 22:43:51
PM - 2.5 101.53 (µg/m3)
PM - 10 273.61 (µg/m3)
SO2 8.25 (µg/m3)
CO 3.49 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 22:44:03
PM - 2.5 97.82 (µg/m3)
PM - 10 218.5 (µg/m3)
SO2 18.59 (µg/m3)
CO 1.88 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
19-04-2026 22:30:52
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.13 (mg/m3)
NO2 42.5 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
19-04-2026 22:44:06
PM - 2.5 111 (µg/m3)
PM - 10 536.9 (µg/m3)
SO2 7.62 (µg/m3)
CO 0.56 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
19-04-2026 22:43:46
PM - 2.5 272.59 (µg/m3)
PM - 10 1000 (µg/m3)
SO2 33.68 (µg/m3)
CO 3.91 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
19-04-2026 22:44:04
PM - 2.5 21.31 (µg/m3)
PM - 10 0 (µg/m3)
SO2 6.62 (µg/m3)
CO 0.30 (mg/m3)
NO2 1.75 (µg/m3)
Northern Coalfields Limited
NCL_CETI
19-04-2026 22:33:19
PM - 2.5 75.46 (µg/m3)
PM - 10 130.11 (µg/m3)
SO2 35.39 (µg/m3)
CO 3.64 (mg/m3)
NO2 33.67 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
19-04-2026 22:30:36
PM - 2.5 47.9 (µg/m3)
PM - 10 145.1 (µg/m3)
SO2 .75 (µg/m3)
CO 0.52 (mg/m3)
NO2 1.61 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
19-04-2026 22:37:04
PM - 2.5 50.4 (µg/m3)
PM - 10 103.48 (µg/m3)
SO2 19.42 (µg/m3)
CO 0.62 (mg/m3)
NO2 10.72 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
19-04-2026 22:34:05
PM - 2.5 57.4 (µg/m3)
PM - 10 97.12 (µg/m3)
SO2 11.7 (µg/m3)
CO 0.65 (mg/m3)
NO2 5.93 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
19-04-2026 22:31:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 84.11 (µg/m3)
SO2 7.93 (µg/m3)
CO 0.73 (mg/m3)
NO2 17 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
19-04-2026 22:43:57
PM - 2.5 41 (µg/m3)
PM - 10 73 (µg/m3)
SO2 10 (µg/m3)
CO 0.44 (mg/m3)
NO2 10.9 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
19-04-2026 22:30:50
PM - 2.5 69.87 (µg/m3)
PM - 10 (µg/m3)
SO2 66.81 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
19-04-2026 22:44:03
PM - 2.5 60.83 (µg/m3)
PM - 10 108.56 (µg/m3)
SO2 55.79 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
19-04-2026 22:44:05
PM - 2.5 48.65 (µg/m3)
PM - 10 159.36 (µg/m3)
SO2 25.48 (µg/m3)
CO 5.33 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
19-04-2026 22:30:40
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 38.32 (µg/m3)
CO 0.44 (mg/m3)
NO2 13.97 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
19-04-2026 22:43:42
PM - 2.5 32 (µg/m3)
PM - 10 64 (µg/m3)
SO2 4.8 (µg/m3)
CO 0.42 (mg/m3)
NO2 11.2 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
19-04-2026 22:43:59
PM - 2.5 80.59 (µg/m3)
PM - 10 202.24 (µg/m3)
SO2 15.13 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
19-04-2026 22:30:01
PM - 2.5 2.28 (µg/m3)
PM - 10 (µg/m3)
SO2 5.31 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
19-04-2026 22:43:37
PM - 2.5 17 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.8 (µg/m3)
CO 0.84 (mg/m3)
NO2 17.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 22:43:57
PM - 2.5 30 (µg/m3)
PM - 10 46 (µg/m3)
SO2 5.1 (µg/m3)
CO 0.33 (mg/m3)
NO2 25.5 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
19-04-2026 22:43:51
PM - 2.5 101.53 (µg/m3)
PM - 10 273.61 (µg/m3)
SO2 8.25 (µg/m3)
CO 3.49 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 22:44:03
PM - 2.5 97.82 (µg/m3)
PM - 10 218.5 (µg/m3)
SO2 18.59 (µg/m3)
CO 1.88 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
19-04-2026 22:30:52
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.13 (mg/m3)
NO2 42.5 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
19-04-2026 22:44:06
PM - 2.5 111 (µg/m3)
PM - 10 536.9 (µg/m3)
SO2 7.62 (µg/m3)
CO 0.56 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
19-04-2026 22:43:46
PM - 2.5 272.59 (µg/m3)
PM - 10 1000 (µg/m3)
SO2 33.68 (µg/m3)
CO 3.91 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
19-04-2026 22:44:04
PM - 2.5 21.31 (µg/m3)
PM - 10 0 (µg/m3)
SO2 6.62 (µg/m3)
CO 0.30 (mg/m3)
NO2 1.75 (µg/m3)
Northern Coalfields Limited
NCL_CETI
19-04-2026 22:33:19
PM - 2.5 75.46 (µg/m3)
PM - 10 130.11 (µg/m3)
SO2 35.39 (µg/m3)
CO 3.64 (mg/m3)
NO2 33.67 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
19-04-2026 22:30:36
PM - 2.5 47.9 (µg/m3)
PM - 10 145.1 (µg/m3)
SO2 .75 (µg/m3)
CO 0.52 (mg/m3)
NO2 1.61 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
19-04-2026 22:37:04
PM - 2.5 50.4 (µg/m3)
PM - 10 103.48 (µg/m3)
SO2 19.42 (µg/m3)
CO 0.62 (mg/m3)
NO2 10.72 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
19-04-2026 22:34:05
PM - 2.5 57.4 (µg/m3)
PM - 10 97.12 (µg/m3)
SO2 11.7 (µg/m3)
CO 0.65 (mg/m3)
NO2 5.93 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
19-04-2026 22:31:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 84.11 (µg/m3)
SO2 7.93 (µg/m3)
CO 0.73 (mg/m3)
NO2 17 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
19-04-2026 22:43:57
PM - 2.5 41 (µg/m3)
PM - 10 73 (µg/m3)
SO2 10 (µg/m3)
CO 0.44 (mg/m3)
NO2 10.9 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
19-04-2026 22:30:50
PM - 2.5 69.87 (µg/m3)
PM - 10 (µg/m3)
SO2 66.81 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
19-04-2026 22:44:03
PM - 2.5 60.83 (µg/m3)
PM - 10 108.56 (µg/m3)
SO2 55.79 (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	65.13
19-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	60	63.50
19-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	112.77
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	245.02
19-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	142.25
19-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	273.93

1 - 3

CAAQMS Data

1 - 10 of 8,342

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	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 22:44	19-APR-2026 17:10	97.82	218.50	18.59	-	1.88	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 22:43	19-APR-2026 17:12	101.53	273.61	8.25	-	3.49	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 22:43	19-APR-2026 17:13	272.59	1,000.00	33.68	-	3.91	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 22:43	19-APR-2026 17:09	98.40	219.30	18.37	-	1.88	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 22:43	19-APR-2026 17:11	102.16	274.43	8.27	-	3.52	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 22:43	19-APR-2026 17:13	274.02	1,000.00	33.30	-	3.90	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 22:43	19-APR-2026 17:09	99.03	219.90	18.69	-	1.88	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 22:42	19-APR-2026 17:11	102.80	275.39	8.11	-	3.45	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 22:42	19-APR-2026 17:12	275.55	1,000.00	32.32	-	3.89	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 22:42	19-APR-2026 17:08	99.68	220.60	18.58	-	1.89	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 8,342

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